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Gentoo's Bugzilla – Attachment 891658 Details for
Bug 930586
sci-visualization/gr-0.73.3 - /.../interaction.cxx: error: no matching function for call to find(std::vector<std::_cxx11::basic_string<char> >::iterat
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sci-visualization:gr-0.73.3:20240424-124205.log
sci-visualization:gr-0.73.3:20240424-124205.log (text/plain), 198.24 KB, created by
Toralf Förster
on 2024-04-24 14:04:09 UTC
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Description:
sci-visualization:gr-0.73.3:20240424-124205.log
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Creator:
Toralf Förster
Created:
2024-04-24 14:04:09 UTC
Size:
198.24 KB
patch
obsolete
> * Package: sci-visualization/gr-0.73.3:0 > * Repository: gentoo > * Maintainer: dilfridge@gentoo.org > * USE: abi_x86_64 amd64 cairo elibc_glibc kernel_linux tiff truetype > * FEATURES: network-sandbox preserve-libs sandbox userpriv usersandbox > >>>> Unpacking source... >>>> Unpacking gr-0.73.3.tar.gz to /var/tmp/portage/sci-visualization/gr-0.73.3/work >>>> Source unpacked in /var/tmp/portage/sci-visualization/gr-0.73.3/work >>>> Preparing source in /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3 ... > * Source directory (CMAKE_USE_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3" > * Build directory (BUILD_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build" > * Applying gr-0.53.0-musl.patch ... > [ ok ] >>>> Source prepared. >>>> Configuring source in /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3 ... > * Source directory (CMAKE_USE_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3" > * Build directory (BUILD_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build" >cmake -C /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build/gentoo_common_config.cmake -G Ninja -DCMAKE_INSTALL_PREFIX=/usr -DAGG_LIBRARY= -DGS_LIBRARY= -DFFMPEG_INCLUDE_DIR= -DCMAKE_INSTALL_PREFIX=/usr/gr -DCMAKE_INSTALL_LIBDIR=lib -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_TOOLCHAIN_FILE=/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build/gentoo_toolchain.cmake /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3 >loading initial cache file /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build/gentoo_common_config.cmake >CMake Deprecation Warning at CMakeLists.txt:1 (cmake_minimum_required): > Compatibility with CMake < 3.5 will be removed from a future version of > CMake. > > Update the VERSION argument <min> value or use a ...<max> suffix to tell > CMake that the project does not need compatibility with older versions. > > >CMake Warning at cmake/GetVersionFromGit.cmake:29 (message): > Could not read version from git or version.txt >Call Stack (most recent call first): > CMakeLists.txt:5 (get_version_from_git) > > >-- The C compiler identification is GNU 14.0.1 >-- The CXX compiler identification is GNU 14.0.1 >-- Detecting C compiler ABI info >-- Detecting C compiler ABI info - done >-- Check for working C compiler: /usr/bin/x86_64-pc-linux-gnu-gcc - skipped >-- Detecting C compile features >-- Detecting C compile features - done >-- Detecting CXX compiler ABI info >-- Detecting CXX compiler ABI info - done >-- Check for working CXX compiler: /usr/bin/x86_64-pc-linux-gnu-g++ - skipped >-- Detecting CXX compile features >-- Detecting CXX compile features - done >-- Performing Test ERROR_IMPLICIT_SUPPORTED >-- Performing Test ERROR_IMPLICIT_SUPPORTED - Failed >-- Found X11: /usr/include >-- Looking for XOpenDisplay in /usr/lib64/libX11.so;/usr/lib64/libXext.so >-- Looking for XOpenDisplay in /usr/lib64/libX11.so;/usr/lib64/libXext.so - found >-- Looking for gethostbyname >-- Looking for gethostbyname - found >-- Looking for connect >-- Looking for connect - found >-- Looking for remove >-- Looking for remove - found >-- Looking for shmat >-- Looking for shmat - found >-- Looking for IceConnectionNumber in ICE >-- Looking for IceConnectionNumber in ICE - found >-- Found Fontconfig: /usr/lib64/libfontconfig.so (found version "2.15.0") >-- Found OpenGL: /usr/lib64/libOpenGL.so found components: OpenGL >-- Performing Test CMAKE_HAVE_LIBC_PTHREAD >-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Success >-- Found Threads: TRUE >-- Performing Test HAVE_STDATOMIC >-- Performing Test HAVE_STDATOMIC - Success >-- Found WrapAtomic: TRUE >-- Found OpenGL: /usr/lib64/libOpenGL.so >-- Found WrapOpenGL: TRUE >-- Found XKB: /usr/lib64/libxkbcommon.so (found suitable version "1.7.0", minimum required is "0.5.0") >-- Found WrapVulkanHeaders: /usr/include >-- Found unsuitable Qt version "5.15.13" from /usr/bin/qmake >-- Performing Test Iconv_IS_BUILT_IN >-- Performing Test Iconv_IS_BUILT_IN - Success >-- Found Iconv: built in to C library >-- Found the following ICU libraries: >-- data (required): /usr/lib64/libicudata.so >-- i18n (required): /usr/lib64/libicui18n.so >-- uc (required): /usr/lib64/libicuuc.so >-- Found ICU: /usr/include (found version "74.2") >-- Found ZLIB: /usr/lib64/libz.so (found version "1.3.1") >-- Found Libpng: /usr/lib64/libpng.so (found version " >/* png.h - header file for PNG reference library > * > * libpng version 1.6.43 > * > * Copyright (c) 2018-2024 Cosmin Truta > * Copyright (c) 1998-2002,2004,2006-2018 Glenn Randers-Pehrson > * Copyright (c) 1996-1997 Andreas Dilger > * Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc. > * > * This code is released under the libpng license. (See LICENSE, below.) > * > * Authors and maintainers: > * libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat > * libpng versions 0.89, June 1996, through 0.96, May 1997: Andreas Dilger > * libpng versions 0.97, January 1998, through 1.6.35, July 2018: > * Glenn Randers-Pehrson > * libpng versions 1.6.36, December 2018, through 1.6.43, February 2024: > * Cosmin Truta > * See also "Contributing Authors", below. > */ > >/* > * COPYRIGHT NOTICE, DISCLAIMER, and LICENSE > * ========================================= > * > * This modified version of libpng code adds animated PNG support and is > * released under the libpng license described below. The modifications are > * Copyright (c) 2006-2007 Andrew Smith, Copyright (c) 2008-2024 Max Stepin, > * and are delimited by "#ifdef PNG_APNG_SUPPORTED / #endif" directives > * surrounding them in the modified libpng source files. > * > * PNG Reference Library License version 2 > * --------------------------------------- > * > * * Copyright (c) 1995-2024 The PNG Reference Library Authors. > * * Copyright (c) 2018-2024 Cosmin Truta. > * * Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson. > * * Copyright (c) 1996-1997 Andreas Dilger. > * * Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc. > * > * The software is supplied "as is", without warranty of any kind, > * express or implied, including, without limitation, the warranties > * of merchantability, fitness for a particular purpose, title, and > * non-infringement. In no event shall the Copyright owners, or > * anyone distributing the software, be liable for any damages or > * other liability, whether in contract, tort or otherwise, arising > * from, out of, or in connection with the software, or the use or > * other dealings in the software, even if advised of the possibility > * of such damage. > * > * Permission is hereby granted to use, copy, modify, and distribute > * this software, or portions hereof, for any purpose, without fee, > * subject to the following restrictions: > * > * 1. The origin of this software must not be misrepresented you > * must not claim that you wrote the original software. If you > * use this software in a product, an acknowledgment in the product > * documentation would be appreciated, but is not required. > * > * 2. Altered source versions must be plainly marked as such, and must > * not be misrepresented as being the original software. > * > * 3. This Copyright notice may not be removed or altered from any > * source or altered source distribution. > * > * > * PNG Reference Library License version 1 (for libpng 0.5 through 1.6.35) > * ----------------------------------------------------------------------- > * > * libpng versions 1.0.7, July 1, 2000, through 1.6.35, July 15, 2018 are > * Copyright (c) 2000-2002, 2004, 2006-2018 Glenn Randers-Pehrson, are > * derived from libpng-1.0.6, and are distributed according to the same > * disclaimer and license as libpng-1.0.6 with the following individuals > * added to the list of Contributing Authors: > * > * Simon-Pierre Cadieux > * Eric S. Raymond > * Mans Rullgard > * Cosmin Truta > * Gilles Vollant > * James Yu > * Mandar Sahastrabuddhe > * Google Inc. > * Vadim Barkov > * > * and with the following additions to the disclaimer: > * > * There is no warranty against interference with your enjoyment of > * the library or against infringement. There is no warranty that our > * efforts or the library will fulfill any of your particular purposes > * or needs. This library is provided with all faults, and the entire > * risk of satisfactory quality, performance, accuracy, and effort is > * with the user. > * > * Some files in the "contrib" directory and some configure-generated > * files that are distributed with libpng have other copyright owners, and > * are released under other open source licenses. > * > * libpng versions 0.97, January 1998, through 1.0.6, March 20, 2000, are > * Copyright (c) 1998-2000 Glenn Randers-Pehrson, are derived from > * libpng-0.96, and are distributed according to the same disclaimer and > * license as libpng-0.96, with the following individuals added to the > * list of Contributing Authors: > * > * Tom Lane > * Glenn Randers-Pehrson > * Willem van Schaik > * > * libpng versions 0.89, June 1996, through 0.96, May 1997, are > * Copyright (c) 1996-1997 Andreas Dilger, are derived from libpng-0.88, > * and are distributed according to the same disclaimer and license as > * libpng-0.88, with the following individuals added to the list of > * Contributing Authors: > * > * John Bowler > * Kevin Bracey > * Sam Bushell > * Magnus Holmgren > * Greg Roelofs > * Tom Tanner > * > * Some files in the "scripts" directory have other copyright owners, > * but are released under this license. > * > * libpng versions 0.5, May 1995, through 0.88, January 1996, are > * Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc. > * > * For the purposes of this copyright and license, "Contributing Authors" > * is defined as the following set of individuals: > * > * Andreas Dilger > * Dave Martindale > * Guy Eric Schalnat > * Paul Schmidt > * Tim Wegner > * > * The PNG Reference Library is supplied "AS IS". The Contributing > * Authors and Group 42, Inc. disclaim all warranties, expressed or > * implied, including, without limitation, the warranties of > * merchantability and of fitness for any purpose. The Contributing > * Authors and Group 42, Inc. assume no liability for direct, indirect, > * incidental, special, exemplary, or consequential damages, which may > * result from the use of the PNG Reference Library, even if advised of > * the possibility of such damage. > * > * Permission is hereby granted to use, copy, modify, and distribute this > * source code, or portions hereof, for any purpose, without fee, subject > * to the following restrictions: > * > * 1. The origin of this source code must not be misrepresented. > * > * 2. Altered versions must be plainly marked as such and must not > * be misrepresented as being the original source. > * > * 3. This Copyright notice may not be removed or altered from any > * source or altered source distribution. > * > * The Contributing Authors and Group 42, Inc. specifically permit, > * without fee, and encourage the use of this source code as a component > * to supporting the PNG file format in commercial products. If you use > * this source code in a product, acknowledgment is not required but would > * be appreciated. > * > * END OF COPYRIGHT NOTICE, DISCLAIMER, and LICENSE. > * > * TRADEMARK > * ========= > * > * The name "libpng" has not been registered by the Copyright owners > * as a trademark in any jurisdiction. However, because libpng has > * been distributed and maintained world-wide, continually since 1995, > * the Copyright owners claim "common-law trademark protection" in any > * jurisdiction where common-law trademark is recognized. > */ > >/* > * A "png_get_copyright" function is available, for convenient use in "about" > * boxes and the like: > * > * printf("%s", png_get_copyright(NULL)) > * > * Also, the PNG logo (in PNG format, of course) is supplied in the > * files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31). > */ > >/* > * The contributing authors would like to thank all those who helped > * with testing, bug fixes, and patience. This wouldn't have been > * possible without all of you. > * > * Thanks to Frank J. T. Wojcik for helping with the documentation. > */ > >/* Note about libpng version numbers: > * > * Due to various miscommunications, unforeseen code incompatibilities > * and occasional factors outside the authors' control, version numbering > * on the library has not always been consistent and straightforward. > * The following table summarizes matters since version 0.89c, which was > * the first widely used release: > * > * source png.h png.h shared-lib > * version string int version > * ------- ------ ----- ---------- > * 0.89c "1.0 beta 3" 0.89 89 1.0.89 > * 0.90 "1.0 beta 4" 0.90 90 0.90 [should have been 2.0.90] > * 0.95 "1.0 beta 5" 0.95 95 0.95 [should have been 2.0.95] > * 0.96 "1.0 beta 6" 0.96 96 0.96 [should have been 2.0.96] > * 0.97b "1.00.97 beta 7" 1.00.97 97 1.0.1 [should have been 2.0.97] > * 0.97c 0.97 97 2.0.97 > * 0.98 0.98 98 2.0.98 > * 0.99 0.99 98 2.0.99 > * 0.99a-m 0.99 99 2.0.99 > * 1.00 1.00 100 2.1.0 [100 should be 10000] > * 1.0.0 (from here on, the 100 2.1.0 [100 should be 10000] > * 1.0.1 png.h string is 10001 2.1.0 > * 1.0.1a-e identical to the 10002 from here on, the shared library > * 1.0.2 source version) 10002 is 2.V where V is the source code > * 1.0.2a-b 10003 version, except as noted. > * 1.0.3 10003 > * 1.0.3a-d 10004 > * 1.0.4 10004 > * 1.0.4a-f 10005 > * 1.0.5 (+ 2 patches) 10005 > * 1.0.5a-d 10006 > * 1.0.5e-r 10100 (not source compatible) > * 1.0.5s-v 10006 (not binary compatible) > * 1.0.6 (+ 3 patches) 10006 (still binary incompatible) > * 1.0.6d-f 10007 (still binary incompatible) > * 1.0.6g 10007 > * 1.0.6h 10007 10.6h (testing xy.z so-numbering) > * 1.0.6i 10007 10.6i > * 1.0.6j 10007 2.1.0.6j (incompatible with 1.0.0) > * 1.0.7beta11-14 DLLNUM 10007 2.1.0.7beta11-14 (binary compatible) > * 1.0.7beta15-18 1 10007 2.1.0.7beta15-18 (binary compatible) > * 1.0.7rc1-2 1 10007 2.1.0.7rc1-2 (binary compatible) > * 1.0.7 1 10007 (still compatible) > * ... > * 1.0.69 10 10069 10.so.0.69[.0] > * ... > * 1.2.59 13 10259 12.so.0.59[.0] > * ... > * 1.4.20 14 10420 14.so.0.20[.0] > * ... > * 1.5.30 15 10530 15.so.15.30[.0] > * ... > * 1.6.43 16 10643 16.so.16.43[.0] > * > * Henceforth the source version will match the shared-library major and > * minor numbers the shared-library major version number will be used for > * changes in backward compatibility, as it is intended. > * The PNG_LIBPNG_VER macro, which is not used within libpng but is > * available for applications, is an unsigned integer of the form XYYZZ > * corresponding to the source version X.Y.Z (leading zeros in Y and Z). > * Beta versions were given the previous public release number plus a > * letter, until version 1.0.6j from then on they were given the upcoming > * public release number plus "betaNN" or "rcNN". > * > * Binary incompatibility exists only when applications make direct access > * to the info_ptr or png_ptr members through png.h, and the compiled > * application is loaded with a different version of the library. > * > * See libpng.txt or libpng.3 for more information. The PNG specification > * is available as a W3C Recommendation and as an ISO/IEC Standard see > * <https://www.w3.org/TR/2003/REC-PNG-20031110/> > */ > >#ifndef PNG_H >#define PNG_H > >/* This is not the place to learn how to use libpng. The file libpng-manual.txt > * describes how to use libpng, and the file example.c summarizes it > * with some code on which to build. This file is useful for looking > * at the actual function definitions and structure components. If that > * file has been stripped from your copy of libpng, you can find it at > * <http://www.libpng.org/pub/png/libpng-manual.txt> > * > * If you just need to read a PNG file and don't want to read the documentation > * skip to the end of this file and read the section entitled 'simplified API'. > */ > >/* Version information for png.h - this should match the version in png.c */ >#define PNG_LIBPNG_VER_STRING "1.6.43+apng" >#define PNG_HEADER_VERSION_STRING \ > " libpng version " PNG_LIBPNG_VER_STRING "\n" > >/* The versions of shared library builds should stay in sync, going forward */ >#define PNG_LIBPNG_VER_SHAREDLIB 16 >#define PNG_LIBPNG_VER_SONUM PNG_LIBPNG_VER_SHAREDLIB /* [Deprecated] */ >#define PNG_LIBPNG_VER_DLLNUM PNG_LIBPNG_VER_SHAREDLIB /* [Deprecated] */ > >/* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */ >#define PNG_LIBPNG_VER_MAJOR 1 >#define PNG_LIBPNG_VER_MINOR 6 >#define PNG_LIBPNG_VER_RELEASE 43 > >/* This should be zero for a public release, or non-zero for a > * development version. > */ >#define PNG_LIBPNG_VER_BUILD 0 > >/* Release Status */ >#define PNG_LIBPNG_BUILD_ALPHA 1 >#define PNG_LIBPNG_BUILD_BETA 2 >#define PNG_LIBPNG_BUILD_RC 3 >#define PNG_LIBPNG_BUILD_STABLE 4 >#define PNG_LIBPNG_BUILD_RELEASE_STATUS_MASK 7 > >/* Release-Specific Flags */ >#define PNG_LIBPNG_BUILD_PATCH 8 /* Can be OR'ed with > PNG_LIBPNG_BUILD_STABLE only */ >#define PNG_LIBPNG_BUILD_PRIVATE 16 /* Cannot be OR'ed with > PNG_LIBPNG_BUILD_SPECIAL */ >#define PNG_LIBPNG_BUILD_SPECIAL 32 /* Cannot be OR'ed with > PNG_LIBPNG_BUILD_PRIVATE */ > >#define PNG_LIBPNG_BUILD_BASE_TYPE PNG_LIBPNG_BUILD_STABLE > >/* Careful here. At one time, Guy wanted to use 082, but that > * would be octal. We must not include leading zeros. > * Versions 0.7 through 1.0.0 were in the range 0 to 100 here > * (only version 1.0.0 was mis-numbered 100 instead of 10000). > * From version 1.0.1 it is: > * XXYYZZ, where XX=major, YY=minor, ZZ=release > */ >#define PNG_LIBPNG_VER 10643 /* 1.6.43 */ > >/* Library configuration: these options cannot be changed after > * the library has been built. > */ >#ifndef PNGLCONF_H >/* If pnglibconf.h is missing, you can > * copy scripts/pnglibconf.h.prebuilt to pnglibconf.h > */ ># include "pnglibconf.h" >#endif > >#define PNG_APNG_SUPPORTED >#define PNG_READ_APNG_SUPPORTED >#define PNG_WRITE_APNG_SUPPORTED > >#ifndef PNG_VERSION_INFO_ONLY >/* Machine specific configuration. */ ># include "pngconf.h" >#endif > >/* > * Added at libpng-1.2.8 > * > * Ref MSDN: Private as priority over Special > * VS_FF_PRIVATEBUILD File *was not* built using standard release > * procedures. If this value is given, the StringFileInfo block must > * contain a PrivateBuild string. > * > * VS_FF_SPECIALBUILD File *was* built by the original company using > * standard release procedures but is a variation of the standard > * file of the same version number. If this value is given, the > * StringFileInfo block must contain a SpecialBuild string. > */ > >#ifdef PNG_USER_PRIVATEBUILD /* From pnglibconf.h */ ># define PNG_LIBPNG_BUILD_TYPE \ > (PNG_LIBPNG_BUILD_BASE_TYPE | PNG_LIBPNG_BUILD_PRIVATE) >#else ># ifdef PNG_LIBPNG_SPECIALBUILD ># define PNG_LIBPNG_BUILD_TYPE \ > (PNG_LIBPNG_BUILD_BASE_TYPE | PNG_LIBPNG_BUILD_SPECIAL) ># else ># define PNG_LIBPNG_BUILD_TYPE (PNG_LIBPNG_BUILD_BASE_TYPE) ># endif >#endif > >#ifndef PNG_VERSION_INFO_ONLY > >/* Inhibit C++ name-mangling for libpng functions but not for system calls. */ >#ifdef __cplusplus >extern "C" { >#endif /* __cplusplus */ > >/* Version information for C files, stored in png.c. This had better match > * the version above. > */ >#define png_libpng_ver png_get_header_ver(NULL) > >/* This file is arranged in several sections: > * > * 1. [omitted] > * 2. Any configuration options that can be specified by for the application > * code when it is built. (Build time configuration is in pnglibconf.h) > * 3. Type definitions (base types are defined in pngconf.h), structure > * definitions. > * 4. Exported library functions. > * 5. Simplified API. > * 6. Implementation options. > * > * The library source code has additional files (principally pngpriv.h) that > * allow configuration of the library. > */ > >/* Section 1: [omitted] */ > >/* Section 2: run time configuration > * See pnglibconf.h for build time configuration > * > * Run time configuration allows the application to choose between > * implementations of certain arithmetic APIs. The default is set > * at build time and recorded in pnglibconf.h, but it is safe to > * override these (and only these) settings. Note that this won't > * change what the library does, only application code, and the > * settings can (and probably should) be made on a per-file basis > * by setting the #defines before including png.h > * > * Use macros to read integers from PNG data or use the exported > * functions? > * PNG_USE_READ_MACROS: use the macros (see below) Note that > * the macros evaluate their argument multiple times. > * PNG_NO_USE_READ_MACROS: call the relevant library function. > * > * Use the alternative algorithm for compositing alpha samples that > * does not use division? > * PNG_READ_COMPOSITE_NODIV_SUPPORTED: use the 'no division' > * algorithm. > * PNG_NO_READ_COMPOSITE_NODIV: use the 'division' algorithm. > * > * How to handle benign errors if PNG_ALLOW_BENIGN_ERRORS is > * false? > * PNG_ALLOW_BENIGN_ERRORS: map calls to the benign error > * APIs to png_warning. > * Otherwise the calls are mapped to png_error. > */ > >/* Section 3: type definitions, including structures and compile time > * constants. > * See pngconf.h for base types that vary by machine/system > */ > >#ifdef PNG_APNG_SUPPORTED >/* dispose_op flags from inside fcTL */ >#define PNG_DISPOSE_OP_NONE 0x00 >#define PNG_DISPOSE_OP_BACKGROUND 0x01 >#define PNG_DISPOSE_OP_PREVIOUS 0x02 > >/* blend_op flags from inside fcTL */ >#define PNG_BLEND_OP_SOURCE 0x00 >#define PNG_BLEND_OP_OVER 0x01 >#endif /* APNG */ > >/* This triggers a compiler error in png.c, if png.c and png.h > * do not agree upon the version number. > */ >typedef char* png_libpng_version_1_6_43 > >/* Basic control structions. Read libpng-manual.txt or libpng.3 for more info. > * > * png_struct is the cache of information used while reading or writing a single > * PNG file. One of these is always required, although the simplified API > * (below) hides the creation and destruction of it. > */ >typedef struct png_struct_def png_struct >typedef const png_struct * png_const_structp >typedef png_struct * png_structp >typedef png_struct * * png_structpp > >/* png_info contains information read from or to be written to a PNG file. One > * or more of these must exist while reading or creating a PNG file. The > * information is not used by libpng during read but is used to control what > * gets written when a PNG file is created. "png_get_" function calls read > * information during read and "png_set_" functions calls write information > * when creating a PNG. > * been moved into a separate header file that is not accessible to > * applications. Read libpng-manual.txt or libpng.3 for more info. > */ >typedef struct png_info_def png_info >typedef png_info * png_infop >typedef const png_info * png_const_infop >typedef png_info * * png_infopp > >/* Types with names ending 'p' are pointer types. The corresponding types with > * names ending 'rp' are identical pointer types except that the pointer is > * marked 'restrict', which means that it is the only pointer to the object > * passed to the function. Applications should not use the 'restrict' types > * it is always valid to pass 'p' to a pointer with a function argument of the > * corresponding 'rp' type. Different compilers have different rules with > * regard to type matching in the presence of 'restrict'. For backward > * compatibility libpng callbacks never have 'restrict' in their parameters and, > * consequentially, writing portable application code is extremely difficult if > * an attempt is made to use 'restrict'. > */ >typedef png_struct * PNG_RESTRICT png_structrp >typedef const png_struct * PNG_RESTRICT png_const_structrp >typedef png_info * PNG_RESTRICT png_inforp >typedef const png_info * PNG_RESTRICT png_const_inforp > >/* Three color definitions. The order of the red, green, and blue, (and the > * exact size) is not important, although the size of the fields need to > * be png_byte or png_uint_16 (as defined below). > */ >typedef struct png_color_struct >{ > png_byte red > png_byte green > png_byte blue >} png_color >typedef png_color * png_colorp >typedef const png_color * png_const_colorp >typedef png_color * * png_colorpp > >typedef struct png_color_16_struct >{ > png_byte index /* used for palette files */ > png_uint_16 red /* for use in red green blue files */ > png_uint_16 green > png_uint_16 blue > png_uint_16 gray /* for use in grayscale files */ >} png_color_16 >typedef png_color_16 * png_color_16p >typedef const png_color_16 * png_const_color_16p >typedef png_color_16 * * png_color_16pp > >typedef struct png_color_8_struct >{ > png_byte red /* for use in red green blue files */ > png_byte green > png_byte blue > png_byte gray /* for use in grayscale files */ > png_byte alpha /* for alpha channel files */ >} png_color_8 >typedef png_color_8 * png_color_8p >typedef const png_color_8 * png_const_color_8p >typedef png_color_8 * * png_color_8pp > >/* > * The following two structures are used for the in-core representation > * of sPLT chunks. > */ >typedef struct png_sPLT_entry_struct >{ > png_uint_16 red > png_uint_16 green > png_uint_16 blue > png_uint_16 alpha > png_uint_16 frequency >} png_sPLT_entry >typedef png_sPLT_entry * png_sPLT_entryp >typedef const png_sPLT_entry * png_const_sPLT_entryp >typedef png_sPLT_entry * * png_sPLT_entrypp > >/* When the depth of the sPLT palette is 8 bits, the color and alpha samples > * occupy the LSB of their respective members, and the MSB of each member > * is zero-filled. The frequency member always occupies the full 16 bits. > */ > >typedef struct png_sPLT_struct >{ > png_charp name /* palette name */ > png_byte depth /* depth of palette samples */ > png_sPLT_entryp entries /* palette entries */ > png_int_32 nentries /* number of palette entries */ >} png_sPLT_t >typedef png_sPLT_t * png_sPLT_tp >typedef const png_sPLT_t * png_const_sPLT_tp >typedef png_sPLT_t * * png_sPLT_tpp > >#ifdef PNG_TEXT_SUPPORTED >/* png_text holds the contents of a text/ztxt/itxt chunk in a PNG file, > * and whether that contents is compressed or not. The "key" field > * points to a regular zero-terminated C string. The "text" fields can be a > * regular C string, an empty string, or a NULL pointer. > * However, the structure returned by png_get_text() will always contain > * the "text" field as a regular zero-terminated C string (possibly > * empty), never a NULL pointer, so it can be safely used in printf() and > * other string-handling functions. Note that the "itxt_length", "lang", and > * "lang_key" members of the structure only exist when the library is built > * with iTXt chunk support. Prior to libpng-1.4.0 the library was built by > * default without iTXt support. Also note that when iTXt *is* supported, > * the "lang" and "lang_key" fields contain NULL pointers when the > * "compression" field contains * PNG_TEXT_COMPRESSION_NONE or > * PNG_TEXT_COMPRESSION_zTXt. Note that the "compression value" is not the > * same as what appears in the PNG tEXt/zTXt/iTXt chunk's "compression flag" > * which is always 0 or 1, or its "compression method" which is always 0. > */ >typedef struct png_text_struct >{ > int compression /* compression value: > -1: tEXt, none > 0: zTXt, deflate > 1: iTXt, none > 2: iTXt, deflate */ > png_charp key /* keyword, 1-79 character description of "text" */ > png_charp text /* comment, may be an empty string (ie "") > or a NULL pointer */ > size_t text_length /* length of the text string */ > size_t itxt_length /* length of the itxt string */ > png_charp lang /* language code, 0-79 characters > or a NULL pointer */ > png_charp lang_key /* keyword translated UTF-8 string, 0 or more > chars or a NULL pointer */ >} png_text >typedef png_text * png_textp >typedef const png_text * png_const_textp >typedef png_text * * png_textpp >#endif > >/* Supported compression types for text in PNG files (tEXt, and zTXt). > * The values of the PNG_TEXT_COMPRESSION_ defines should NOT be changed. */ >#define PNG_TEXT_COMPRESSION_NONE_WR -3 >#define PNG_TEXT_COMPRESSION_zTXt_WR -2 >#define PNG_TEXT_COMPRESSION_NONE -1 >#define PNG_TEXT_COMPRESSION_zTXt 0 >#define PNG_ITXT_COMPRESSION_NONE 1 >#define PNG_ITXT_COMPRESSION_zTXt 2 >#define PNG_TEXT_COMPRESSION_LAST 3 /* Not a valid value */ > >/* png_time is a way to hold the time in an machine independent way. > * Two conversions are provided, both from time_t and struct tm. There > * is no portable way to convert to either of these structures, as far > * as I know. If you know of a portable way, send it to me. As a side > * note - PNG has always been Year 2000 compliant! > */ >typedef struct png_time_struct >{ > png_uint_16 year /* full year, as in, 1995 */ > png_byte month /* month of year, 1 - 12 */ > png_byte day /* day of month, 1 - 31 */ > png_byte hour /* hour of day, 0 - 23 */ > png_byte minute /* minute of hour, 0 - 59 */ > png_byte second /* second of minute, 0 - 60 (for leap seconds) */ >} png_time >typedef png_time * png_timep >typedef const png_time * png_const_timep >typedef png_time * * png_timepp > >#if defined(PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED) ||\ > defined(PNG_USER_CHUNKS_SUPPORTED) >/* png_unknown_chunk is a structure to hold queued chunks for which there is > * no specific support. The idea is that we can use this to queue > * up private chunks for output even though the library doesn't actually > * know about their semantics. > * > * The data in the structure is set by libpng on read and used on write. > */ >typedef struct png_unknown_chunk_t >{ > png_byte name[5] /* Textual chunk name with '\0' terminator */ > png_byte *data /* Data, should not be modified on read! */ > size_t size > > /* On write 'location' must be set using the flag values listed below. > * Notice that on read it is set by libpng however the values stored have > * more bits set than are listed below. Always treat the value as a > * bitmask. On write set only one bit - setting multiple bits may cause the > * chunk to be written in multiple places. > */ > png_byte location /* mode of operation at read time */ >} >png_unknown_chunk > >typedef png_unknown_chunk * png_unknown_chunkp >typedef const png_unknown_chunk * png_const_unknown_chunkp >typedef png_unknown_chunk * * png_unknown_chunkpp >#endif > >/* Flag values for the unknown chunk location byte. */ >#define PNG_HAVE_IHDR 0x01 >#define PNG_HAVE_PLTE 0x02 >#define PNG_AFTER_IDAT 0x08 > >/* Maximum positive integer used in PNG is (2^31)-1 */ >#define PNG_UINT_31_MAX ((png_uint_32)0x7fffffffL) >#define PNG_UINT_32_MAX ((png_uint_32)(-1)) >#define PNG_SIZE_MAX ((size_t)(-1)) > >/* These are constants for fixed point values encoded in the > * PNG specification manner (x100000) > */ >#define PNG_FP_1 100000 >#define PNG_FP_HALF 50000 >#define PNG_FP_MAX ((png_fixed_point)0x7fffffffL) >#define PNG_FP_MIN (-PNG_FP_MAX) > >/* These describe the color_type field in png_info. */ >/* color type masks */ >#define PNG_COLOR_MASK_PALETTE 1 >#define PNG_COLOR_MASK_COLOR 2 >#define PNG_COLOR_MASK_ALPHA 4 > >/* color types. Note that not all combinations are legal */ >#define PNG_COLOR_TYPE_GRAY 0 >#define PNG_COLOR_TYPE_PALETTE (PNG_COLOR_MASK_COLOR | PNG_COLOR_MASK_PALETTE) >#define PNG_COLOR_TYPE_RGB (PNG_COLOR_MASK_COLOR) >#define PNG_COLOR_TYPE_RGB_ALPHA (PNG_COLOR_MASK_COLOR | PNG_COLOR_MASK_ALPHA) >#define PNG_COLOR_TYPE_GRAY_ALPHA (PNG_COLOR_MASK_ALPHA) >/* aliases */ >#define PNG_COLOR_TYPE_RGBA PNG_COLOR_TYPE_RGB_ALPHA >#define PNG_COLOR_TYPE_GA PNG_COLOR_TYPE_GRAY_ALPHA > >/* This is for compression type. PNG 1.0-1.2 only define the single type. */ >#define PNG_COMPRESSION_TYPE_BASE 0 /* Deflate method 8, 32K window */ >#define PNG_COMPRESSION_TYPE_DEFAULT PNG_COMPRESSION_TYPE_BASE > >/* This is for filter type. PNG 1.0-1.2 only define the single type. */ >#define PNG_FILTER_TYPE_BASE 0 /* Single row per-byte filtering */ >#define PNG_INTRAPIXEL_DIFFERENCING 64 /* Used only in MNG datastreams */ >#define PNG_FILTER_TYPE_DEFAULT PNG_FILTER_TYPE_BASE > >/* These are for the interlacing type. These values should NOT be changed. */ >#define PNG_INTERLACE_NONE 0 /* Non-interlaced image */ >#define PNG_INTERLACE_ADAM7 1 /* Adam7 interlacing */ >#define PNG_INTERLACE_LAST 2 /* Not a valid value */ > >/* These are for the oFFs chunk. These values should NOT be changed. */ >#define PNG_OFFSET_PIXEL 0 /* Offset in pixels */ >#define PNG_OFFSET_MICROMETER 1 /* Offset in micrometers (1/10^6 meter) */ >#define PNG_OFFSET_LAST 2 /* Not a valid value */ > >/* These are for the pCAL chunk. These values should NOT be changed. */ >#define PNG_EQUATION_LINEAR 0 /* Linear transformation */ >#define PNG_EQUATION_BASE_E 1 /* Exponential base e transform */ >#define PNG_EQUATION_ARBITRARY 2 /* Arbitrary base exponential transform */ >#define PNG_EQUATION_HYPERBOLIC 3 /* Hyperbolic sine transformation */ >#define PNG_EQUATION_LAST 4 /* Not a valid value */ > >/* These are for the sCAL chunk. These values should NOT be changed. */ >#define PNG_SCALE_UNKNOWN 0 /* unknown unit (image scale) */ >#define PNG_SCALE_METER 1 /* meters per pixel */ >#define PNG_SCALE_RADIAN 2 /* radians per pixel */ >#define PNG_SCALE_LAST 3 /* Not a valid value */ > >/* These are for the pHYs chunk. These values should NOT be changed. */ >#define PNG_RESOLUTION_UNKNOWN 0 /* pixels/unknown unit (aspect ratio) */ >#define PNG_RESOLUTION_METER 1 /* pixels/meter */ >#define PNG_RESOLUTION_LAST 2 /* Not a valid value */ > >/* These are for the sRGB chunk. These values should NOT be changed. */ >#define PNG_sRGB_INTENT_PERCEPTUAL 0 >#define PNG_sRGB_INTENT_RELATIVE 1 >#define PNG_sRGB_INTENT_SATURATION 2 >#define PNG_sRGB_INTENT_ABSOLUTE 3 >#define PNG_sRGB_INTENT_LAST 4 /* Not a valid value */ > >/* This is for text chunks */ >#define PNG_KEYWORD_MAX_LENGTH 79 > >/* Maximum number of entries in PLTE/sPLT/tRNS arrays */ >#define PNG_MAX_PALETTE_LENGTH 256 > >/* These determine if an ancillary chunk's data has been successfully read > * from the PNG header, or if the application has filled in the corresponding > * data in the info_struct to be written into the output file. The values > * of the PNG_INFO_<chunk> defines should NOT be changed. > */ >#define PNG_INFO_gAMA 0x0001U >#define PNG_INFO_sBIT 0x0002U >#define PNG_INFO_cHRM 0x0004U >#define PNG_INFO_PLTE 0x0008U >#define PNG_INFO_tRNS 0x0010U >#define PNG_INFO_bKGD 0x0020U >#define PNG_INFO_hIST 0x0040U >#define PNG_INFO_pHYs 0x0080U >#define PNG_INFO_oFFs 0x0100U >#define PNG_INFO_tIME 0x0200U >#define PNG_INFO_pCAL 0x0400U >#define PNG_INFO_sRGB 0x0800U /* GR-P, 0.96a */ >#define PNG_INFO_iCCP 0x1000U /* ESR, 1.0.6 */ >#define PNG_INFO_sPLT 0x2000U /* ESR, 1.0.6 */ >#define PNG_INFO_sCAL 0x4000U /* ESR, 1.0.6 */ >#define PNG_INFO_IDAT 0x8000U /* ESR, 1.0.6 */ >#define PNG_INFO_eXIf 0x10000U /* GR-P, 1.6.31 */ >#ifdef PNG_APNG_SUPPORTED >#define PNG_INFO_acTL 0x20000U >#define PNG_INFO_fcTL 0x40000U >#endif > >/* This is used for the transformation routines, as some of them > * change these values for the row. It also should enable using > * the routines for other purposes. > */ >typedef struct png_row_info_struct >{ > png_uint_32 width /* width of row */ > size_t rowbytes /* number of bytes in row */ > png_byte color_type /* color type of row */ > png_byte bit_depth /* bit depth of row */ > png_byte channels /* number of channels (1, 2, 3, or 4) */ > png_byte pixel_depth /* bits per pixel (depth * channels) */ >} png_row_info > >typedef png_row_info * png_row_infop >typedef png_row_info * * png_row_infopp > >/* These are the function types for the I/O functions and for the functions > * that allow the user to override the default I/O functions with his or her > * own. The png_error_ptr type should match that of user-supplied warning > * and error functions, while the png_rw_ptr type should match that of the > * user read/write data functions. Note that the 'write' function must not > * modify the buffer it is passed. The 'read' function, on the other hand, is > * expected to return the read data in the buffer. > */ >typedef PNG_CALLBACK(void, *png_error_ptr, (png_structp, png_const_charp)) >typedef PNG_CALLBACK(void, *png_rw_ptr, (png_structp, png_bytep, size_t)) >typedef PNG_CALLBACK(void, *png_flush_ptr, (png_structp)) >typedef PNG_CALLBACK(void, *png_read_status_ptr, (png_structp, png_uint_32, > int)) >typedef PNG_CALLBACK(void, *png_write_status_ptr, (png_structp, png_uint_32, > int)) > >#ifdef PNG_PROGRESSIVE_READ_SUPPORTED >typedef PNG_CALLBACK(void, *png_progressive_info_ptr, (png_structp, png_infop)) >typedef PNG_CALLBACK(void, *png_progressive_end_ptr, (png_structp, png_infop)) >#ifdef PNG_APNG_SUPPORTED >typedef PNG_CALLBACK(void, *png_progressive_frame_ptr, (png_structp, > png_uint_32)) >#endif > >/* The following callback receives png_uint_32 row_number, int pass for the > * png_bytep data of the row. When transforming an interlaced image the > * row number is the row number within the sub-image of the interlace pass, so > * the value will increase to the height of the sub-image (not the full image) > * then reset to 0 for the next pass. > * > * Use PNG_ROW_FROM_PASS_ROW(row, pass) and PNG_COL_FROM_PASS_COL(col, pass) to > * find the output pixel (x,y) given an interlaced sub-image pixel > * (row,col,pass). (See below for these macros.) > */ >typedef PNG_CALLBACK(void, *png_progressive_row_ptr, (png_structp, png_bytep, > png_uint_32, int)) >#endif > >#if defined(PNG_READ_USER_TRANSFORM_SUPPORTED) || \ > defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED) >typedef PNG_CALLBACK(void, *png_user_transform_ptr, (png_structp, png_row_infop, > png_bytep)) >#endif > >#ifdef PNG_USER_CHUNKS_SUPPORTED >typedef PNG_CALLBACK(int, *png_user_chunk_ptr, (png_structp, > png_unknown_chunkp)) >#endif >#ifdef PNG_UNKNOWN_CHUNKS_SUPPORTED >/* not used anywhere */ >/* typedef PNG_CALLBACK(void, *png_unknown_chunk_ptr, (png_structp)) */ >#endif > >#ifdef PNG_SETJMP_SUPPORTED >/* This must match the function definition in <setjmp.h>, and the application > * must include this before png.h to obtain the definition of jmp_buf. The > * function is required to be PNG_NORETURN, but this is not checked. If the > * function does return the application will crash via an abort() or similar > * system level call. > * > * If you get a warning here while building the library you may need to make > * changes to ensure that pnglibconf.h records the calling convention used by > * your compiler. This may be very difficult - try using a different compiler > * to build the library! > */ >PNG_FUNCTION(void, (PNGCAPI *png_longjmp_ptr), PNGARG((jmp_buf, int)), typedef) >#endif > >/* Transform masks for the high-level interface */ >#define PNG_TRANSFORM_IDENTITY 0x0000 /* read and write */ >#define PNG_TRANSFORM_STRIP_16 0x0001 /* read only */ >#define PNG_TRANSFORM_STRIP_ALPHA 0x0002 /* read only */ >#define PNG_TRANSFORM_PACKING 0x0004 /* read and write */ >#define PNG_TRANSFORM_PACKSWAP 0x0008 /* read and write */ >#define PNG_TRANSFORM_EXPAND 0x0010 /* read only */ >#define PNG_TRANSFORM_INVERT_MONO 0x0020 /* read and write */ >#define PNG_TRANSFORM_SHIFT 0x0040 /* read and write */ >#define PNG_TRANSFORM_BGR 0x0080 /* read and write */ >#define PNG_TRANSFORM_SWAP_ALPHA 0x0100 /* read and write */ >#define PNG_TRANSFORM_SWAP_ENDIAN 0x0200 /* read and write */ >#define PNG_TRANSFORM_INVERT_ALPHA 0x0400 /* read and write */ >#define PNG_TRANSFORM_STRIP_FILLER 0x0800 /* write only */ >/* Added to libpng-1.2.34 */ >#define PNG_TRANSFORM_STRIP_FILLER_BEFORE PNG_TRANSFORM_STRIP_FILLER >#define PNG_TRANSFORM_STRIP_FILLER_AFTER 0x1000 /* write only */ >/* Added to libpng-1.4.0 */ >#define PNG_TRANSFORM_GRAY_TO_RGB 0x2000 /* read only */ >/* Added to libpng-1.5.4 */ >#define PNG_TRANSFORM_EXPAND_16 0x4000 /* read only */ >#if ~0U > 0xffffU /* or else this might break on a 16-bit machine */ >#define PNG_TRANSFORM_SCALE_16 0x8000 /* read only */ >#endif > >/* Flags for MNG supported features */ >#define PNG_FLAG_MNG_EMPTY_PLTE 0x01 >#define PNG_FLAG_MNG_FILTER_64 0x04 >#define PNG_ALL_MNG_FEATURES 0x05 > >/* NOTE: prior to 1.5 these functions had no 'API' style declaration, > * this allowed the zlib default functions to be used on Windows > * platforms. In 1.5 the zlib default malloc (which just calls malloc and > * ignores the first argument) should be completely compatible with the > * following. > */ >typedef PNG_CALLBACK(png_voidp, *png_malloc_ptr, (png_structp, > png_alloc_size_t)) >typedef PNG_CALLBACK(void, *png_free_ptr, (png_structp, png_voidp)) > >/* Section 4: exported functions > * Here are the function definitions most commonly used. This is not > * the place to find out how to use libpng. See libpng-manual.txt for the > * full explanation, see example.c for the summary. This just provides > * a simple one line description of the use of each function. > * > * The PNG_EXPORT() and PNG_EXPORTA() macros used below are defined in > * pngconf.h and in the *.dfn files in the scripts directory. > * > * PNG_EXPORT(ordinal, type, name, (args)) > * > * ordinal: ordinal that is used while building > * *.def files. The ordinal value is only > * relevant when preprocessing png.h with > * the *.dfn files for building symbol table > * entries, and are removed by pngconf.h. > * type: return type of the function > * name: function name > * args: function arguments, with types > * > * When we wish to append attributes to a function prototype we use > * the PNG_EXPORTA() macro instead. > * > * PNG_EXPORTA(ordinal, type, name, (args), attributes) > * > * ordinal, type, name, and args: same as in PNG_EXPORT(). > * attributes: function attributes > */ > >/* Returns the version number of the library */ >PNG_EXPORT(1, png_uint_32, png_access_version_number, (void)) > >/* Tell lib we have already handled the first <num_bytes> magic bytes. > * Handling more than 8 bytes from the beginning of the file is an error. > */ >PNG_EXPORT(2, void, png_set_sig_bytes, (png_structrp png_ptr, int num_bytes)) > >/* Check sig[start] through sig[start + num_to_check - 1] to see if it's a > * PNG file. Returns zero if the supplied bytes match the 8-byte PNG > * signature, and non-zero otherwise. Having num_to_check == 0 or > * start > 7 will always fail (i.e. return non-zero). > */ >PNG_EXPORT(3, int, png_sig_cmp, (png_const_bytep sig, size_t start, > size_t num_to_check)) > >/* Simple signature checking function. This is the same as calling > * png_check_sig(sig, n) := (png_sig_cmp(sig, 0, n) == 0). > */ >#define png_check_sig(sig, n) (png_sig_cmp((sig), 0, (n)) == 0) /* DEPRECATED */ > >/* Allocate and initialize png_ptr struct for reading, and any other memory. */ >PNG_EXPORTA(4, png_structp, png_create_read_struct, > (png_const_charp user_png_ver, png_voidp error_ptr, > png_error_ptr error_fn, png_error_ptr warn_fn), > PNG_ALLOCATED) > >/* Allocate and initialize png_ptr struct for writing, and any other memory */ >PNG_EXPORTA(5, png_structp, png_create_write_struct, > (png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, > png_error_ptr warn_fn), > PNG_ALLOCATED) > >PNG_EXPORT(6, size_t, png_get_compression_buffer_size, > (png_const_structrp png_ptr)) > >PNG_EXPORT(7, void, png_set_compression_buffer_size, (png_structrp png_ptr, > size_t size)) > >/* Moved from pngconf.h in 1.4.0 and modified to ensure setjmp/longjmp > * match up. > */ >#ifdef PNG_SETJMP_SUPPORTED >/* This function returns the jmp_buf built in to *png_ptr. It must be > * supplied with an appropriate 'longjmp' function to use on that jmp_buf > * unless the default error function is overridden in which case NULL is > * acceptable. The size of the jmp_buf is checked against the actual size > * allocated by the library - the call will return NULL on a mismatch > * indicating an ABI mismatch. > */ >PNG_EXPORT(8, jmp_buf*, png_set_longjmp_fn, (png_structrp png_ptr, > png_longjmp_ptr longjmp_fn, size_t jmp_buf_size)) ># define png_jmpbuf(png_ptr) \ > (*png_set_longjmp_fn((png_ptr), longjmp, (sizeof (jmp_buf)))) >#else ># define png_jmpbuf(png_ptr) \ > (LIBPNG_WAS_COMPILED_WITH__PNG_NO_SETJMP) >#endif >/* This function should be used by libpng applications in place of > * longjmp(png_ptr->jmpbuf, val). If longjmp_fn() has been set, it > * will use it otherwise it will call PNG_ABORT(). This function was > * added in libpng-1.5.0. > */ >PNG_EXPORTA(9, void, png_longjmp, (png_const_structrp png_ptr, int val), > PNG_NORETURN) > >#ifdef PNG_READ_SUPPORTED >/* Reset the compression stream */ >PNG_EXPORTA(10, int, png_reset_zstream, (png_structrp png_ptr), PNG_DEPRECATED) >#endif > >/* New functions added in libpng-1.0.2 (not enabled by default until 1.2.0) */ >#ifdef PNG_USER_MEM_SUPPORTED >PNG_EXPORTA(11, png_structp, png_create_read_struct_2, > (png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, > png_error_ptr warn_fn, > png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn), > PNG_ALLOCATED) >PNG_EXPORTA(12, png_structp, png_create_write_struct_2, > (png_const_charp user_png_ver, png_voidp error_ptr, png_error_ptr error_fn, > png_error_ptr warn_fn, > png_voidp mem_ptr, png_malloc_ptr malloc_fn, png_free_ptr free_fn), > PNG_ALLOCATED) >#endif > >/* Write the PNG file signature. */ >PNG_EXPORT(13, void, png_write_sig, (png_structrp png_ptr)) > >/* Write a PNG chunk - size, type, (optional) data, CRC. */ >PNG_EXPORT(14, void, png_write_chunk, (png_structrp png_ptr, png_const_bytep > chunk_name, png_const_bytep data, size_t length)) > >/* Write the start of a PNG chunk - length and chunk name. */ >PNG_EXPORT(15, void, png_write_chunk_start, (png_structrp png_ptr, > png_const_bytep chunk_name, png_uint_32 length)) > >/* Write the data of a PNG chunk started with png_write_chunk_start(). */ >PNG_EXPORT(16, void, png_write_chunk_data, (png_structrp png_ptr, > png_const_bytep data, size_t length)) > >/* Finish a chunk started with png_write_chunk_start() (includes CRC). */ >PNG_EXPORT(17, void, png_write_chunk_end, (png_structrp png_ptr)) > >/* Allocate and initialize the info structure */ >PNG_EXPORTA(18, png_infop, png_create_info_struct, (png_const_structrp png_ptr), > PNG_ALLOCATED) > >/* DEPRECATED: this function allowed init structures to be created using the > * default allocation method (typically malloc). Use is deprecated in 1.6.0 and > * the API will be removed in the future. > */ >PNG_EXPORTA(19, void, png_info_init_3, (png_infopp info_ptr, > size_t png_info_struct_size), PNG_DEPRECATED) > >/* Writes all the PNG information before the image. */ >PNG_EXPORT(20, void, png_write_info_before_PLTE, > (png_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(21, void, png_write_info, > (png_structrp png_ptr, png_const_inforp info_ptr)) > >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >/* Read the information before the actual image data. */ >PNG_EXPORT(22, void, png_read_info, > (png_structrp png_ptr, png_inforp info_ptr)) >#endif > >#ifdef PNG_TIME_RFC1123_SUPPORTED > /* Convert to a US string format: there is no localization support in this > * routine. The original implementation used a 29 character buffer in > * png_struct, this will be removed in future versions. > */ >#if PNG_LIBPNG_VER < 10700 >/* To do: remove this from libpng17 (and from libpng17/png.c and pngstruct.h) */ >PNG_EXPORTA(23, png_const_charp, png_convert_to_rfc1123, (png_structrp png_ptr, > png_const_timep ptime),PNG_DEPRECATED) >#endif >PNG_EXPORT(241, int, png_convert_to_rfc1123_buffer, (char out[29], > png_const_timep ptime)) >#endif > >#ifdef PNG_CONVERT_tIME_SUPPORTED >/* Convert from a struct tm to png_time */ >PNG_EXPORT(24, void, png_convert_from_struct_tm, (png_timep ptime, > const struct tm * ttime)) > >/* Convert from time_t to png_time. Uses gmtime() */ >PNG_EXPORT(25, void, png_convert_from_time_t, (png_timep ptime, time_t ttime)) >#endif /* CONVERT_tIME */ > >#ifdef PNG_READ_EXPAND_SUPPORTED >/* Expand data to 24-bit RGB, or 8-bit grayscale, with alpha if available. */ >PNG_EXPORT(26, void, png_set_expand, (png_structrp png_ptr)) >PNG_EXPORT(27, void, png_set_expand_gray_1_2_4_to_8, (png_structrp png_ptr)) >PNG_EXPORT(28, void, png_set_palette_to_rgb, (png_structrp png_ptr)) >PNG_EXPORT(29, void, png_set_tRNS_to_alpha, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_EXPAND_16_SUPPORTED >/* Expand to 16-bit channels, forces conversion of palette to RGB and expansion > * of a tRNS chunk if present. > */ >PNG_EXPORT(221, void, png_set_expand_16, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_BGR_SUPPORTED) || defined(PNG_WRITE_BGR_SUPPORTED) >/* Use blue, green, red order for pixels. */ >PNG_EXPORT(30, void, png_set_bgr, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_GRAY_TO_RGB_SUPPORTED >/* Expand the grayscale to 24-bit RGB if necessary. */ >PNG_EXPORT(31, void, png_set_gray_to_rgb, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_RGB_TO_GRAY_SUPPORTED >/* Reduce RGB to grayscale. */ >#define PNG_ERROR_ACTION_NONE 1 >#define PNG_ERROR_ACTION_WARN 2 >#define PNG_ERROR_ACTION_ERROR 3 >#define PNG_RGB_TO_GRAY_DEFAULT (-1)/*for red/green coefficients*/ > >PNG_FP_EXPORT(32, void, png_set_rgb_to_gray, (png_structrp png_ptr, > int error_action, double red, double green)) >PNG_FIXED_EXPORT(33, void, png_set_rgb_to_gray_fixed, (png_structrp png_ptr, > int error_action, png_fixed_point red, png_fixed_point green)) > >PNG_EXPORT(34, png_byte, png_get_rgb_to_gray_status, (png_const_structrp > png_ptr)) >#endif > >#ifdef PNG_BUILD_GRAYSCALE_PALETTE_SUPPORTED >PNG_EXPORT(35, void, png_build_grayscale_palette, (int bit_depth, > png_colorp palette)) >#endif > >#ifdef PNG_READ_ALPHA_MODE_SUPPORTED >/* How the alpha channel is interpreted - this affects how the color channels > * of a PNG file are returned to the calling application when an alpha channel, > * or a tRNS chunk in a palette file, is present. > * > * This has no effect on the way pixels are written into a PNG output > * datastream. The color samples in a PNG datastream are never premultiplied > * with the alpha samples. > * > * The default is to return data according to the PNG specification: the alpha > * channel is a linear measure of the contribution of the pixel to the > * corresponding composited pixel, and the color channels are unassociated > * (not premultiplied). The gamma encoded color channels must be scaled > * according to the contribution and to do this it is necessary to undo > * the encoding, scale the color values, perform the composition and re-encode > * the values. This is the 'PNG' mode. > * > * The alternative is to 'associate' the alpha with the color information by > * storing color channel values that have been scaled by the alpha. > * image. These are the 'STANDARD', 'ASSOCIATED' or 'PREMULTIPLIED' modes > * (the latter being the two common names for associated alpha color channels). > * > * For the 'OPTIMIZED' mode, a pixel is treated as opaque only if the alpha > * value is equal to the maximum value. > * > * The final choice is to gamma encode the alpha channel as well. This is > * broken because, in practice, no implementation that uses this choice > * correctly undoes the encoding before handling alpha composition. Use this > * choice only if other serious errors in the software or hardware you use > * mandate it the typical serious error is for dark halos to appear around > * opaque areas of the composited PNG image because of arithmetic overflow. > * > * The API function png_set_alpha_mode specifies which of these choices to use > * with an enumerated 'mode' value and the gamma of the required output: > */ >#define PNG_ALPHA_PNG 0 /* according to the PNG standard */ >#define PNG_ALPHA_STANDARD 1 /* according to Porter/Duff */ >#define PNG_ALPHA_ASSOCIATED 1 /* as above this is the normal practice */ >#define PNG_ALPHA_PREMULTIPLIED 1 /* as above */ >#define PNG_ALPHA_OPTIMIZED 2 /* 'PNG' for opaque pixels, else 'STANDARD' */ >#define PNG_ALPHA_BROKEN 3 /* the alpha channel is gamma encoded */ > >PNG_FP_EXPORT(227, void, png_set_alpha_mode, (png_structrp png_ptr, int mode, > double output_gamma)) >PNG_FIXED_EXPORT(228, void, png_set_alpha_mode_fixed, (png_structrp png_ptr, > int mode, png_fixed_point output_gamma)) >#endif > >#if defined(PNG_GAMMA_SUPPORTED) || defined(PNG_READ_ALPHA_MODE_SUPPORTED) >/* The output_gamma value is a screen gamma in libpng terminology: it expresses > * how to decode the output values, not how they are encoded. > */ >#define PNG_DEFAULT_sRGB -1 /* sRGB gamma and color space */ >#define PNG_GAMMA_MAC_18 -2 /* Old Mac '1.8' gamma and color space */ >#define PNG_GAMMA_sRGB 220000 /* Television standards--matches sRGB gamma */ >#define PNG_GAMMA_LINEAR PNG_FP_1 /* Linear */ >#endif > >/* The following are examples of calls to png_set_alpha_mode to achieve the > * required overall gamma correction and, where necessary, alpha > * premultiplication. > * > * png_set_alpha_mode(pp, PNG_ALPHA_PNG, PNG_DEFAULT_sRGB) > * This is the default libpng handling of the alpha channel - it is not > * pre-multiplied into the color components. In addition the call states > * that the output is for a sRGB system and causes all PNG files without gAMA > * chunks to be assumed to be encoded using sRGB. > * > * png_set_alpha_mode(pp, PNG_ALPHA_PNG, PNG_GAMMA_MAC) > * In this case the output is assumed to be something like an sRGB conformant > * display preceded by a power-law lookup table of power 1.45. This is how > * early Mac systems behaved. > * > * png_set_alpha_mode(pp, PNG_ALPHA_STANDARD, PNG_GAMMA_LINEAR) > * This is the classic Jim Blinn approach and will work in academic > * environments where everything is done by the book. It has the shortcoming > * of assuming that input PNG data with no gamma information is linear - this > * is unlikely to be correct unless the PNG files where generated locally. > * Most of the time the output precision will be so low as to show > * significant banding in dark areas of the image. > * > * png_set_expand_16(pp) > * png_set_alpha_mode(pp, PNG_ALPHA_STANDARD, PNG_DEFAULT_sRGB) > * This is a somewhat more realistic Jim Blinn inspired approach. PNG files > * are assumed to have the sRGB encoding if not marked with a gamma value and > * the output is always 16 bits per component. This permits accurate scaling > * and processing of the data. If you know that your input PNG files were > * generated locally you might need to replace PNG_DEFAULT_sRGB with the > * correct value for your system. > * > * png_set_alpha_mode(pp, PNG_ALPHA_OPTIMIZED, PNG_DEFAULT_sRGB) > * If you just need to composite the PNG image onto an existing background > * and if you control the code that does this you can use the optimization > * setting. In this case you just copy completely opaque pixels to the > * output. For pixels that are not completely transparent (you just skip > * those) you do the composition math using png_composite or png_composite_16 > * below then encode the resultant 8-bit or 16-bit values to match the output > * encoding. > * > * Other cases > * If neither the PNG nor the standard linear encoding work for you because > * of the software or hardware you use then you have a big problem. The PNG > * case will probably result in halos around the image. The linear encoding > * will probably result in a washed out, too bright, image (it's actually too > * contrasty.) Try the ALPHA_OPTIMIZED mode above - this will probably > * substantially reduce the halos. Alternatively try: > * > * png_set_alpha_mode(pp, PNG_ALPHA_BROKEN, PNG_DEFAULT_sRGB) > * This option will also reduce the halos, but there will be slight dark > * halos round the opaque parts of the image where the background is light. > * In the OPTIMIZED mode the halos will be light halos where the background > * is dark. Take your pick - the halos are unavoidable unless you can get > * your hardware/software fixed! (The OPTIMIZED approach is slightly > * faster.) > * > * When the default gamma of PNG files doesn't match the output gamma. > * If you have PNG files with no gamma information png_set_alpha_mode allows > * you to provide a default gamma, but it also sets the output gamma to the > * matching value. If you know your PNG files have a gamma that doesn't > * match the output you can take advantage of the fact that > * png_set_alpha_mode always sets the output gamma but only sets the PNG > * default if it is not already set: > * > * png_set_alpha_mode(pp, PNG_ALPHA_PNG, PNG_DEFAULT_sRGB) > * png_set_alpha_mode(pp, PNG_ALPHA_PNG, PNG_GAMMA_MAC) > * The first call sets both the default and the output gamma values, the > * second call overrides the output gamma without changing the default. This > * is easier than achieving the same effect with png_set_gamma. You must use > * PNG_ALPHA_PNG for the first call - internal checking in png_set_alpha will > * fire if more than one call to png_set_alpha_mode and png_set_background is > * made in the same read operation, however multiple calls with PNG_ALPHA_PNG > * are ignored. > */ > >#ifdef PNG_READ_STRIP_ALPHA_SUPPORTED >PNG_EXPORT(36, void, png_set_strip_alpha, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_SWAP_ALPHA_SUPPORTED) || \ > defined(PNG_WRITE_SWAP_ALPHA_SUPPORTED) >PNG_EXPORT(37, void, png_set_swap_alpha, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_INVERT_ALPHA_SUPPORTED) || \ > defined(PNG_WRITE_INVERT_ALPHA_SUPPORTED) >PNG_EXPORT(38, void, png_set_invert_alpha, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_FILLER_SUPPORTED) || defined(PNG_WRITE_FILLER_SUPPORTED) >/* Add a filler byte to 8-bit or 16-bit Gray or 24-bit or 48-bit RGB images. */ >PNG_EXPORT(39, void, png_set_filler, (png_structrp png_ptr, png_uint_32 filler, > int flags)) >/* The values of the PNG_FILLER_ defines should NOT be changed */ ># define PNG_FILLER_BEFORE 0 ># define PNG_FILLER_AFTER 1 >/* Add an alpha byte to 8-bit or 16-bit Gray or 24-bit or 48-bit RGB images. */ >PNG_EXPORT(40, void, png_set_add_alpha, (png_structrp png_ptr, > png_uint_32 filler, int flags)) >#endif /* READ_FILLER || WRITE_FILLER */ > >#if defined(PNG_READ_SWAP_SUPPORTED) || defined(PNG_WRITE_SWAP_SUPPORTED) >/* Swap bytes in 16-bit depth files. */ >PNG_EXPORT(41, void, png_set_swap, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_PACK_SUPPORTED) || defined(PNG_WRITE_PACK_SUPPORTED) >/* Use 1 byte per pixel in 1, 2, or 4-bit depth files. */ >PNG_EXPORT(42, void, png_set_packing, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_PACKSWAP_SUPPORTED) || \ > defined(PNG_WRITE_PACKSWAP_SUPPORTED) >/* Swap packing order of pixels in bytes. */ >PNG_EXPORT(43, void, png_set_packswap, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_SHIFT_SUPPORTED) || defined(PNG_WRITE_SHIFT_SUPPORTED) >/* Converts files to legal bit depths. */ >PNG_EXPORT(44, void, png_set_shift, (png_structrp png_ptr, png_const_color_8p > true_bits)) >#endif > >#if defined(PNG_READ_INTERLACING_SUPPORTED) || \ > defined(PNG_WRITE_INTERLACING_SUPPORTED) >/* Have the code handle the interlacing. Returns the number of passes. > * MUST be called before png_read_update_info or png_start_read_image, > * otherwise it will not have the desired effect. Note that it is still > * necessary to call png_read_row or png_read_rows png_get_image_height > * times for each pass. >*/ >PNG_EXPORT(45, int, png_set_interlace_handling, (png_structrp png_ptr)) >#endif > >#if defined(PNG_READ_INVERT_SUPPORTED) || defined(PNG_WRITE_INVERT_SUPPORTED) >/* Invert monochrome files */ >PNG_EXPORT(46, void, png_set_invert_mono, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_BACKGROUND_SUPPORTED >/* Handle alpha and tRNS by replacing with a background color. Prior to > * libpng-1.5.4 this API must not be called before the PNG file header has been > * read. Doing so will result in unexpected behavior and possible warnings or > * errors if the PNG file contains a bKGD chunk. > */ >PNG_FP_EXPORT(47, void, png_set_background, (png_structrp png_ptr, > png_const_color_16p background_color, int background_gamma_code, > int need_expand, double background_gamma)) >PNG_FIXED_EXPORT(215, void, png_set_background_fixed, (png_structrp png_ptr, > png_const_color_16p background_color, int background_gamma_code, > int need_expand, png_fixed_point background_gamma)) >#endif >#ifdef PNG_READ_BACKGROUND_SUPPORTED ># define PNG_BACKGROUND_GAMMA_UNKNOWN 0 ># define PNG_BACKGROUND_GAMMA_SCREEN 1 ># define PNG_BACKGROUND_GAMMA_FILE 2 ># define PNG_BACKGROUND_GAMMA_UNIQUE 3 >#endif > >#ifdef PNG_READ_SCALE_16_TO_8_SUPPORTED >/* Scale a 16-bit depth file down to 8-bit, accurately. */ >PNG_EXPORT(229, void, png_set_scale_16, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_STRIP_16_TO_8_SUPPORTED >#define PNG_READ_16_TO_8_SUPPORTED /* Name prior to 1.5.4 */ >/* Strip the second byte of information from a 16-bit depth file. */ >PNG_EXPORT(48, void, png_set_strip_16, (png_structrp png_ptr)) >#endif > >#ifdef PNG_READ_QUANTIZE_SUPPORTED >/* Turn on quantizing, and reduce the palette to the number of colors > * available. > */ >PNG_EXPORT(49, void, png_set_quantize, (png_structrp png_ptr, > png_colorp palette, int num_palette, int maximum_colors, > png_const_uint_16p histogram, int full_quantize)) >#endif > >#ifdef PNG_READ_GAMMA_SUPPORTED >/* The threshold on gamma processing is configurable but hard-wired into the > * library. The following is the floating point variant. > */ >#define PNG_GAMMA_THRESHOLD (PNG_GAMMA_THRESHOLD_FIXED*.00001) > >/* Handle gamma correction. Screen_gamma=(display_exponent). > * NOTE: this API simply sets the screen and file gamma values. It will > * therefore override the value for gamma in a PNG file if it is called after > * the file header has been read - use with care - call before reading the PNG > * file for best results! > * > * These routines accept the same gamma values as png_set_alpha_mode (described > * above). The PNG_GAMMA_ defines and PNG_DEFAULT_sRGB can be passed to either > * API (floating point or fixed.) Notice, however, that the 'file_gamma' value > * is the inverse of a 'screen gamma' value. > */ >PNG_FP_EXPORT(50, void, png_set_gamma, (png_structrp png_ptr, > double screen_gamma, double override_file_gamma)) >PNG_FIXED_EXPORT(208, void, png_set_gamma_fixed, (png_structrp png_ptr, > png_fixed_point screen_gamma, png_fixed_point override_file_gamma)) >#endif > >#ifdef PNG_WRITE_FLUSH_SUPPORTED >/* Set how many lines between output flushes - 0 for no flushing */ >PNG_EXPORT(51, void, png_set_flush, (png_structrp png_ptr, int nrows)) >/* Flush the current PNG output buffer */ >PNG_EXPORT(52, void, png_write_flush, (png_structrp png_ptr)) >#endif > >/* Optional update palette with requested transformations */ >PNG_EXPORT(53, void, png_start_read_image, (png_structrp png_ptr)) > >/* Optional call to update the users info structure */ >PNG_EXPORT(54, void, png_read_update_info, (png_structrp png_ptr, > png_inforp info_ptr)) > >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >/* Read one or more rows of image data. */ >PNG_EXPORT(55, void, png_read_rows, (png_structrp png_ptr, png_bytepp row, > png_bytepp display_row, png_uint_32 num_rows)) >#endif > >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >/* Read a row of data. */ >PNG_EXPORT(56, void, png_read_row, (png_structrp png_ptr, png_bytep row, > png_bytep display_row)) >#endif > >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >/* Read the whole image into memory at once. */ >PNG_EXPORT(57, void, png_read_image, (png_structrp png_ptr, png_bytepp image)) >#endif > >/* Write a row of image data */ >PNG_EXPORT(58, void, png_write_row, (png_structrp png_ptr, > png_const_bytep row)) > >/* Write a few rows of image data: (*row) is not written however, the type > * is declared as writeable to maintain compatibility with previous versions > * of libpng and to allow the 'display_row' array from read_rows to be passed > * unchanged to write_rows. > */ >PNG_EXPORT(59, void, png_write_rows, (png_structrp png_ptr, png_bytepp row, > png_uint_32 num_rows)) > >/* Write the image data */ >PNG_EXPORT(60, void, png_write_image, (png_structrp png_ptr, png_bytepp image)) > >/* Write the end of the PNG file. */ >PNG_EXPORT(61, void, png_write_end, (png_structrp png_ptr, > png_inforp info_ptr)) > >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >/* Read the end of the PNG file. */ >PNG_EXPORT(62, void, png_read_end, (png_structrp png_ptr, png_inforp info_ptr)) >#endif > >/* Free any memory associated with the png_info_struct */ >PNG_EXPORT(63, void, png_destroy_info_struct, (png_const_structrp png_ptr, > png_infopp info_ptr_ptr)) > >/* Free any memory associated with the png_struct and the png_info_structs */ >PNG_EXPORT(64, void, png_destroy_read_struct, (png_structpp png_ptr_ptr, > png_infopp info_ptr_ptr, png_infopp end_info_ptr_ptr)) > >/* Free any memory associated with the png_struct and the png_info_structs */ >PNG_EXPORT(65, void, png_destroy_write_struct, (png_structpp png_ptr_ptr, > png_infopp info_ptr_ptr)) > >/* Set the libpng method of handling chunk CRC errors */ >PNG_EXPORT(66, void, png_set_crc_action, (png_structrp png_ptr, int crit_action, > int ancil_action)) > >/* Values for png_set_crc_action() say how to handle CRC errors in > * ancillary and critical chunks, and whether to use the data contained > * therein. Note that it is impossible to "discard" data in a critical > * chunk. For versions prior to 0.90, the action was always error/quit, > * whereas in version 0.90 and later, the action for CRC errors in ancillary > * chunks is warn/discard. These values should NOT be changed. > * > * value action:critical action:ancillary > */ >#define PNG_CRC_DEFAULT 0 /* error/quit warn/discard data */ >#define PNG_CRC_ERROR_QUIT 1 /* error/quit error/quit */ >#define PNG_CRC_WARN_DISCARD 2 /* (INVALID) warn/discard data */ >#define PNG_CRC_WARN_USE 3 /* warn/use data warn/use data */ >#define PNG_CRC_QUIET_USE 4 /* quiet/use data quiet/use data */ >#define PNG_CRC_NO_CHANGE 5 /* use current value use current value */ > >#ifdef PNG_WRITE_SUPPORTED >/* These functions give the user control over the scan-line filtering in > * libpng and the compression methods used by zlib. These functions are > * mainly useful for testing, as the defaults should work with most users. > * Those users who are tight on memory or want faster performance at the > * expense of compression can modify them. See the compression library > * header file (zlib.h) for an explanation of the compression functions. > */ > >/* Set the filtering method(s) used by libpng. Currently, the only valid > * value for "method" is 0. > */ >PNG_EXPORT(67, void, png_set_filter, (png_structrp png_ptr, int method, > int filters)) >#endif /* WRITE */ > >/* Flags for png_set_filter() to say which filters to use. The flags > * are chosen so that they don't conflict with real filter types > * below, in case they are supplied instead of the #defined constants. > * These values should NOT be changed. > */ >#define PNG_NO_FILTERS 0x00 >#define PNG_FILTER_NONE 0x08 >#define PNG_FILTER_SUB 0x10 >#define PNG_FILTER_UP 0x20 >#define PNG_FILTER_AVG 0x40 >#define PNG_FILTER_PAETH 0x80 >#define PNG_FAST_FILTERS (PNG_FILTER_NONE | PNG_FILTER_SUB | PNG_FILTER_UP) >#define PNG_ALL_FILTERS (PNG_FAST_FILTERS | PNG_FILTER_AVG | PNG_FILTER_PAETH) > >/* Filter values (not flags) - used in pngwrite.c, pngwutil.c for now. > * These defines should NOT be changed. > */ >#define PNG_FILTER_VALUE_NONE 0 >#define PNG_FILTER_VALUE_SUB 1 >#define PNG_FILTER_VALUE_UP 2 >#define PNG_FILTER_VALUE_AVG 3 >#define PNG_FILTER_VALUE_PAETH 4 >#define PNG_FILTER_VALUE_LAST 5 > >#ifdef PNG_WRITE_SUPPORTED >#ifdef PNG_WRITE_WEIGHTED_FILTER_SUPPORTED /* DEPRECATED */ >PNG_FP_EXPORT(68, void, png_set_filter_heuristics, (png_structrp png_ptr, > int heuristic_method, int num_weights, png_const_doublep filter_weights, > png_const_doublep filter_costs)) >PNG_FIXED_EXPORT(209, void, png_set_filter_heuristics_fixed, > (png_structrp png_ptr, int heuristic_method, int num_weights, > png_const_fixed_point_p filter_weights, > png_const_fixed_point_p filter_costs)) >#endif /* WRITE_WEIGHTED_FILTER */ > >/* The following are no longer used and will be removed from libpng-1.7: */ >#define PNG_FILTER_HEURISTIC_DEFAULT 0 /* Currently "UNWEIGHTED" */ >#define PNG_FILTER_HEURISTIC_UNWEIGHTED 1 /* Used by libpng < 0.95 */ >#define PNG_FILTER_HEURISTIC_WEIGHTED 2 /* Experimental feature */ >#define PNG_FILTER_HEURISTIC_LAST 3 /* Not a valid value */ > >/* Set the library compression level. Currently, valid values range from > * 0 - 9, corresponding directly to the zlib compression levels 0 - 9 > * (0 - no compression, 9 - "maximal" compression). Note that tests have > * shown that zlib compression levels 3-6 usually perform as well as level 9 > * for PNG images, and do considerably fewer calculations. In the future, > * these values may not correspond directly to the zlib compression levels. > */ >#ifdef PNG_WRITE_CUSTOMIZE_COMPRESSION_SUPPORTED >PNG_EXPORT(69, void, png_set_compression_level, (png_structrp png_ptr, > int level)) > >PNG_EXPORT(70, void, png_set_compression_mem_level, (png_structrp png_ptr, > int mem_level)) > >PNG_EXPORT(71, void, png_set_compression_strategy, (png_structrp png_ptr, > int strategy)) > >/* If PNG_WRITE_OPTIMIZE_CMF_SUPPORTED is defined, libpng will use a > * smaller value of window_bits if it can do so safely. > */ >PNG_EXPORT(72, void, png_set_compression_window_bits, (png_structrp png_ptr, > int window_bits)) > >PNG_EXPORT(73, void, png_set_compression_method, (png_structrp png_ptr, > int method)) >#endif /* WRITE_CUSTOMIZE_COMPRESSION */ > >#ifdef PNG_WRITE_CUSTOMIZE_ZTXT_COMPRESSION_SUPPORTED >/* Also set zlib parameters for compressing non-IDAT chunks */ >PNG_EXPORT(222, void, png_set_text_compression_level, (png_structrp png_ptr, > int level)) > >PNG_EXPORT(223, void, png_set_text_compression_mem_level, (png_structrp png_ptr, > int mem_level)) > >PNG_EXPORT(224, void, png_set_text_compression_strategy, (png_structrp png_ptr, > int strategy)) > >/* If PNG_WRITE_OPTIMIZE_CMF_SUPPORTED is defined, libpng will use a > * smaller value of window_bits if it can do so safely. > */ >PNG_EXPORT(225, void, png_set_text_compression_window_bits, > (png_structrp png_ptr, int window_bits)) > >PNG_EXPORT(226, void, png_set_text_compression_method, (png_structrp png_ptr, > int method)) >#endif /* WRITE_CUSTOMIZE_ZTXT_COMPRESSION */ >#endif /* WRITE */ > >/* These next functions are called for input/output, memory, and error > * handling. They are in the file pngrio.c, pngwio.c, and pngerror.c, > * and call standard C I/O routines such as fread(), fwrite(), and > * fprintf(). These functions can be made to use other I/O routines > * at run time for those applications that need to handle I/O in a > * different manner by calling png_set_???_fn(). See libpng-manual.txt for > * more information. > */ > >#ifdef PNG_STDIO_SUPPORTED >/* Initialize the input/output for the PNG file to the default functions. */ >PNG_EXPORT(74, void, png_init_io, (png_structrp png_ptr, png_FILE_p fp)) >#endif > >/* Replace the (error and abort), and warning functions with user > * supplied functions. If no messages are to be printed you must still > * write and use replacement functions. The replacement error_fn should > * still do a longjmp to the last setjmp location if you are using this > * method of error handling. If error_fn or warning_fn is NULL, the > * default function will be used. > */ > >PNG_EXPORT(75, void, png_set_error_fn, (png_structrp png_ptr, > png_voidp error_ptr, png_error_ptr error_fn, png_error_ptr warning_fn)) > >/* Return the user pointer associated with the error functions */ >PNG_EXPORT(76, png_voidp, png_get_error_ptr, (png_const_structrp png_ptr)) > >/* Replace the default data output functions with a user supplied one(s). > * If buffered output is not used, then output_flush_fn can be set to NULL. > * If PNG_WRITE_FLUSH_SUPPORTED is not defined at libpng compile time > * output_flush_fn will be ignored (and thus can be NULL). > * It is probably a mistake to use NULL for output_flush_fn if > * write_data_fn is not also NULL unless you have built libpng with > * PNG_WRITE_FLUSH_SUPPORTED undefined, because in this case libpng's > * default flush function, which uses the standard *FILE structure, will > * be used. > */ >PNG_EXPORT(77, void, png_set_write_fn, (png_structrp png_ptr, png_voidp io_ptr, > png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)) > >/* Replace the default data input function with a user supplied one. */ >PNG_EXPORT(78, void, png_set_read_fn, (png_structrp png_ptr, png_voidp io_ptr, > png_rw_ptr read_data_fn)) > >/* Return the user pointer associated with the I/O functions */ >PNG_EXPORT(79, png_voidp, png_get_io_ptr, (png_const_structrp png_ptr)) > >PNG_EXPORT(80, void, png_set_read_status_fn, (png_structrp png_ptr, > png_read_status_ptr read_row_fn)) > >PNG_EXPORT(81, void, png_set_write_status_fn, (png_structrp png_ptr, > png_write_status_ptr write_row_fn)) > >#ifdef PNG_USER_MEM_SUPPORTED >/* Replace the default memory allocation functions with user supplied one(s). */ >PNG_EXPORT(82, void, png_set_mem_fn, (png_structrp png_ptr, png_voidp mem_ptr, > png_malloc_ptr malloc_fn, png_free_ptr free_fn)) >/* Return the user pointer associated with the memory functions */ >PNG_EXPORT(83, png_voidp, png_get_mem_ptr, (png_const_structrp png_ptr)) >#endif > >#ifdef PNG_READ_USER_TRANSFORM_SUPPORTED >PNG_EXPORT(84, void, png_set_read_user_transform_fn, (png_structrp png_ptr, > png_user_transform_ptr read_user_transform_fn)) >#endif > >#ifdef PNG_WRITE_USER_TRANSFORM_SUPPORTED >PNG_EXPORT(85, void, png_set_write_user_transform_fn, (png_structrp png_ptr, > png_user_transform_ptr write_user_transform_fn)) >#endif > >#ifdef PNG_USER_TRANSFORM_PTR_SUPPORTED >PNG_EXPORT(86, void, png_set_user_transform_info, (png_structrp png_ptr, > png_voidp user_transform_ptr, int user_transform_depth, > int user_transform_channels)) >/* Return the user pointer associated with the user transform functions */ >PNG_EXPORT(87, png_voidp, png_get_user_transform_ptr, > (png_const_structrp png_ptr)) >#endif > >#ifdef PNG_USER_TRANSFORM_INFO_SUPPORTED >/* Return information about the row currently being processed. Note that these > * APIs do not fail but will return unexpected results if called outside a user > * transform callback. Also note that when transforming an interlaced image the > * row number is the row number within the sub-image of the interlace pass, so > * the value will increase to the height of the sub-image (not the full image) > * then reset to 0 for the next pass. > * > * Use PNG_ROW_FROM_PASS_ROW(row, pass) and PNG_COL_FROM_PASS_COL(col, pass) to > * find the output pixel (x,y) given an interlaced sub-image pixel > * (row,col,pass). (See below for these macros.) > */ >PNG_EXPORT(217, png_uint_32, png_get_current_row_number, (png_const_structrp)) >PNG_EXPORT(218, png_byte, png_get_current_pass_number, (png_const_structrp)) >#endif > >#ifdef PNG_READ_USER_CHUNKS_SUPPORTED >/* This callback is called only for *unknown* chunks. If > * PNG_HANDLE_AS_UNKNOWN_SUPPORTED is set then it is possible to set known > * chunks to be treated as unknown, however in this case the callback must do > * any processing required by the chunk (e.g. by calling the appropriate > * png_set_ APIs.) > * > * There is no write support - on write, by default, all the chunks in the > * 'unknown' list are written in the specified position. > * > * The integer return from the callback function is interpreted thus: > * > * negative: An error occurred png_chunk_error will be called. > * zero: The chunk was not handled, the chunk will be saved. A critical > * chunk will cause an error at this point unless it is to be saved. > * positive: The chunk was handled, libpng will ignore/discard it. > * > * See "INTERACTION WITH USER CHUNK CALLBACKS" below for important notes about > * how this behavior will change in libpng 1.7 > */ >PNG_EXPORT(88, void, png_set_read_user_chunk_fn, (png_structrp png_ptr, > png_voidp user_chunk_ptr, png_user_chunk_ptr read_user_chunk_fn)) >#endif > >#ifdef PNG_USER_CHUNKS_SUPPORTED >PNG_EXPORT(89, png_voidp, png_get_user_chunk_ptr, (png_const_structrp png_ptr)) >#endif > >#ifdef PNG_PROGRESSIVE_READ_SUPPORTED >/* Sets the function callbacks for the push reader, and a pointer to a > * user-defined structure available to the callback functions. > */ >PNG_EXPORT(90, void, png_set_progressive_read_fn, (png_structrp png_ptr, > png_voidp progressive_ptr, png_progressive_info_ptr info_fn, > png_progressive_row_ptr row_fn, png_progressive_end_ptr end_fn)) > >/* Returns the user pointer associated with the push read functions */ >PNG_EXPORT(91, png_voidp, png_get_progressive_ptr, > (png_const_structrp png_ptr)) > >/* Function to be called when data becomes available */ >PNG_EXPORT(92, void, png_process_data, (png_structrp png_ptr, > png_inforp info_ptr, png_bytep buffer, size_t buffer_size)) > >/* A function which may be called *only* within png_process_data to stop the > * processing of any more data. The function returns the number of bytes > * remaining, excluding any that libpng has cached internally. A subsequent > * call to png_process_data must supply these bytes again. If the argument > * 'save' is set to true the routine will first save all the pending data and > * will always return 0. > */ >PNG_EXPORT(219, size_t, png_process_data_pause, (png_structrp, int save)) > >/* A function which may be called *only* outside (after) a call to > * png_process_data. It returns the number of bytes of data to skip in the > * input. Normally it will return 0, but if it returns a non-zero value the > * application must skip than number of bytes of input data and pass the > * following data to the next call to png_process_data. > */ >PNG_EXPORT(220, png_uint_32, png_process_data_skip, (png_structrp)) > >/* Function that combines rows. 'new_row' is a flag that should come from > * the callback and be non-NULL if anything needs to be done the library > * stores its own version of the new data internally and ignores the passed > * in value. > */ >PNG_EXPORT(93, void, png_progressive_combine_row, (png_const_structrp png_ptr, > png_bytep old_row, png_const_bytep new_row)) >#endif /* PROGRESSIVE_READ */ > >PNG_EXPORTA(94, png_voidp, png_malloc, (png_const_structrp png_ptr, > png_alloc_size_t size), PNG_ALLOCATED) >/* Added at libpng version 1.4.0 */ >PNG_EXPORTA(95, png_voidp, png_calloc, (png_const_structrp png_ptr, > png_alloc_size_t size), PNG_ALLOCATED) > >/* Added at libpng version 1.2.4 */ >PNG_EXPORTA(96, png_voidp, png_malloc_warn, (png_const_structrp png_ptr, > png_alloc_size_t size), PNG_ALLOCATED) > >/* Frees a pointer allocated by png_malloc() */ >PNG_EXPORT(97, void, png_free, (png_const_structrp png_ptr, png_voidp ptr)) > >/* Free data that was allocated internally */ >PNG_EXPORT(98, void, png_free_data, (png_const_structrp png_ptr, > png_inforp info_ptr, png_uint_32 free_me, int num)) > >/* Reassign the responsibility for freeing existing data, whether allocated > * by libpng or by the application this works on the png_info structure passed > * in, without changing the state for other png_info structures. > */ >PNG_EXPORT(99, void, png_data_freer, (png_const_structrp png_ptr, > png_inforp info_ptr, int freer, png_uint_32 mask)) > >/* Assignments for png_data_freer */ >#define PNG_DESTROY_WILL_FREE_DATA 1 >#define PNG_SET_WILL_FREE_DATA 1 >#define PNG_USER_WILL_FREE_DATA 2 >/* Flags for png_ptr->free_me and info_ptr->free_me */ >#define PNG_FREE_HIST 0x0008U >#define PNG_FREE_ICCP 0x0010U >#define PNG_FREE_SPLT 0x0020U >#define PNG_FREE_ROWS 0x0040U >#define PNG_FREE_PCAL 0x0080U >#define PNG_FREE_SCAL 0x0100U >#ifdef PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED ># define PNG_FREE_UNKN 0x0200U >#endif >/* PNG_FREE_LIST 0x0400U removed in 1.6.0 because it is ignored */ >#define PNG_FREE_PLTE 0x1000U >#define PNG_FREE_TRNS 0x2000U >#define PNG_FREE_TEXT 0x4000U >#define PNG_FREE_EXIF 0x8000U /* Added at libpng-1.6.31 */ >#define PNG_FREE_ALL 0xffffU >#define PNG_FREE_MUL 0x4220U /* PNG_FREE_SPLT|PNG_FREE_TEXT|PNG_FREE_UNKN */ > >#ifdef PNG_USER_MEM_SUPPORTED >PNG_EXPORTA(100, png_voidp, png_malloc_default, (png_const_structrp png_ptr, > png_alloc_size_t size), PNG_ALLOCATED PNG_DEPRECATED) >PNG_EXPORTA(101, void, png_free_default, (png_const_structrp png_ptr, > png_voidp ptr), PNG_DEPRECATED) >#endif > >#ifdef PNG_ERROR_TEXT_SUPPORTED >/* Fatal error in PNG image of libpng - can't continue */ >PNG_EXPORTA(102, void, png_error, (png_const_structrp png_ptr, > png_const_charp error_message), PNG_NORETURN) > >/* The same, but the chunk name is prepended to the error string. */ >PNG_EXPORTA(103, void, png_chunk_error, (png_const_structrp png_ptr, > png_const_charp error_message), PNG_NORETURN) > >#else >/* Fatal error in PNG image of libpng - can't continue */ >PNG_EXPORTA(104, void, png_err, (png_const_structrp png_ptr), PNG_NORETURN) ># define png_error(s1,s2) png_err(s1) ># define png_chunk_error(s1,s2) png_err(s1) >#endif > >#ifdef PNG_WARNINGS_SUPPORTED >/* Non-fatal error in libpng. Can continue, but may have a problem. */ >PNG_EXPORT(105, void, png_warning, (png_const_structrp png_ptr, > png_const_charp warning_message)) > >/* Non-fatal error in libpng, chunk name is prepended to message. */ >PNG_EXPORT(106, void, png_chunk_warning, (png_const_structrp png_ptr, > png_const_charp warning_message)) >#else ># define png_warning(s1,s2) ((void)(s1)) ># define png_chunk_warning(s1,s2) ((void)(s1)) >#endif > >#ifdef PNG_BENIGN_ERRORS_SUPPORTED >/* Benign error in libpng. Can continue, but may have a problem. > * User can choose whether to handle as a fatal error or as a warning. */ >PNG_EXPORT(107, void, png_benign_error, (png_const_structrp png_ptr, > png_const_charp warning_message)) > >#ifdef PNG_READ_SUPPORTED >/* Same, chunk name is prepended to message (only during read) */ >PNG_EXPORT(108, void, png_chunk_benign_error, (png_const_structrp png_ptr, > png_const_charp warning_message)) >#endif > >PNG_EXPORT(109, void, png_set_benign_errors, > (png_structrp png_ptr, int allowed)) >#else ># ifdef PNG_ALLOW_BENIGN_ERRORS ># define png_benign_error png_warning ># define png_chunk_benign_error png_chunk_warning ># else ># define png_benign_error png_error ># define png_chunk_benign_error png_chunk_error ># endif >#endif > >/* The png_set_<chunk> functions are for storing values in the png_info_struct. > * Similarly, the png_get_<chunk> calls are used to read values from the > * png_info_struct, either storing the parameters in the passed variables, or > * setting pointers into the png_info_struct where the data is stored. The > * png_get_<chunk> functions return a non-zero value if the data was available > * in info_ptr, or return zero and do not change any of the parameters if the > * data was not available. > * > * These functions should be used instead of directly accessing png_info > * to avoid problems with future changes in the size and internal layout of > * png_info_struct. > */ >/* Returns "flag" if chunk data is valid in info_ptr. */ >PNG_EXPORT(110, png_uint_32, png_get_valid, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_uint_32 flag)) > >/* Returns number of bytes needed to hold a transformed row. */ >PNG_EXPORT(111, size_t, png_get_rowbytes, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >#ifdef PNG_INFO_IMAGE_SUPPORTED >/* Returns row_pointers, which is an array of pointers to scanlines that was > * returned from png_read_png(). > */ >PNG_EXPORT(112, png_bytepp, png_get_rows, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Set row_pointers, which is an array of pointers to scanlines for use > * by png_write_png(). > */ >PNG_EXPORT(113, void, png_set_rows, (png_const_structrp png_ptr, > png_inforp info_ptr, png_bytepp row_pointers)) >#endif > >/* Returns number of color channels in image. */ >PNG_EXPORT(114, png_byte, png_get_channels, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >#ifdef PNG_EASY_ACCESS_SUPPORTED >/* Returns image width in pixels. */ >PNG_EXPORT(115, png_uint_32, png_get_image_width, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image height in pixels. */ >PNG_EXPORT(116, png_uint_32, png_get_image_height, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image bit_depth. */ >PNG_EXPORT(117, png_byte, png_get_bit_depth, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image color_type. */ >PNG_EXPORT(118, png_byte, png_get_color_type, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image filter_type. */ >PNG_EXPORT(119, png_byte, png_get_filter_type, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image interlace_type. */ >PNG_EXPORT(120, png_byte, png_get_interlace_type, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image compression_type. */ >PNG_EXPORT(121, png_byte, png_get_compression_type, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) > >/* Returns image resolution in pixels per meter, from pHYs chunk data. */ >PNG_EXPORT(122, png_uint_32, png_get_pixels_per_meter, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(123, png_uint_32, png_get_x_pixels_per_meter, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(124, png_uint_32, png_get_y_pixels_per_meter, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >/* Returns pixel aspect ratio, computed from pHYs chunk data. */ >PNG_FP_EXPORT(125, float, png_get_pixel_aspect_ratio, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_FIXED_EXPORT(210, png_fixed_point, png_get_pixel_aspect_ratio_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >/* Returns image x, y offset in pixels or microns, from oFFs chunk data. */ >PNG_EXPORT(126, png_int_32, png_get_x_offset_pixels, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(127, png_int_32, png_get_y_offset_pixels, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(128, png_int_32, png_get_x_offset_microns, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >PNG_EXPORT(129, png_int_32, png_get_y_offset_microns, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >#endif /* EASY_ACCESS */ > >#ifdef PNG_READ_SUPPORTED >/* Returns pointer to signature string read from PNG header */ >PNG_EXPORT(130, png_const_bytep, png_get_signature, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) >#endif > >#ifdef PNG_bKGD_SUPPORTED >PNG_EXPORT(131, png_uint_32, png_get_bKGD, (png_const_structrp png_ptr, > png_inforp info_ptr, png_color_16p *background)) >#endif > >#ifdef PNG_bKGD_SUPPORTED >PNG_EXPORT(132, void, png_set_bKGD, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_color_16p background)) >#endif > >#ifdef PNG_cHRM_SUPPORTED >PNG_FP_EXPORT(133, png_uint_32, png_get_cHRM, (png_const_structrp png_ptr, > png_const_inforp info_ptr, double *white_x, double *white_y, double *red_x, > double *red_y, double *green_x, double *green_y, double *blue_x, > double *blue_y)) >PNG_FP_EXPORT(230, png_uint_32, png_get_cHRM_XYZ, (png_const_structrp png_ptr, > png_const_inforp info_ptr, double *red_X, double *red_Y, double *red_Z, > double *green_X, double *green_Y, double *green_Z, double *blue_X, > double *blue_Y, double *blue_Z)) >PNG_FIXED_EXPORT(134, png_uint_32, png_get_cHRM_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr, > png_fixed_point *int_white_x, png_fixed_point *int_white_y, > png_fixed_point *int_red_x, png_fixed_point *int_red_y, > png_fixed_point *int_green_x, png_fixed_point *int_green_y, > png_fixed_point *int_blue_x, png_fixed_point *int_blue_y)) >PNG_FIXED_EXPORT(231, png_uint_32, png_get_cHRM_XYZ_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr, > png_fixed_point *int_red_X, png_fixed_point *int_red_Y, > png_fixed_point *int_red_Z, png_fixed_point *int_green_X, > png_fixed_point *int_green_Y, png_fixed_point *int_green_Z, > png_fixed_point *int_blue_X, png_fixed_point *int_blue_Y, > png_fixed_point *int_blue_Z)) >#endif > >#ifdef PNG_cHRM_SUPPORTED >PNG_FP_EXPORT(135, void, png_set_cHRM, (png_const_structrp png_ptr, > png_inforp info_ptr, > double white_x, double white_y, double red_x, double red_y, double green_x, > double green_y, double blue_x, double blue_y)) >PNG_FP_EXPORT(232, void, png_set_cHRM_XYZ, (png_const_structrp png_ptr, > png_inforp info_ptr, double red_X, double red_Y, double red_Z, > double green_X, double green_Y, double green_Z, double blue_X, > double blue_Y, double blue_Z)) >PNG_FIXED_EXPORT(136, void, png_set_cHRM_fixed, (png_const_structrp png_ptr, > png_inforp info_ptr, png_fixed_point int_white_x, > png_fixed_point int_white_y, png_fixed_point int_red_x, > png_fixed_point int_red_y, png_fixed_point int_green_x, > png_fixed_point int_green_y, png_fixed_point int_blue_x, > png_fixed_point int_blue_y)) >PNG_FIXED_EXPORT(233, void, png_set_cHRM_XYZ_fixed, (png_const_structrp png_ptr, > png_inforp info_ptr, png_fixed_point int_red_X, png_fixed_point int_red_Y, > png_fixed_point int_red_Z, png_fixed_point int_green_X, > png_fixed_point int_green_Y, png_fixed_point int_green_Z, > png_fixed_point int_blue_X, png_fixed_point int_blue_Y, > png_fixed_point int_blue_Z)) >#endif > >#ifdef PNG_eXIf_SUPPORTED >PNG_EXPORT(246, png_uint_32, png_get_eXIf, (png_const_structrp png_ptr, > png_inforp info_ptr, png_bytep *exif)) >PNG_EXPORT(247, void, png_set_eXIf, (png_const_structrp png_ptr, > png_inforp info_ptr, png_bytep exif)) > >PNG_EXPORT(248, png_uint_32, png_get_eXIf_1, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_uint_32 *num_exif, png_bytep *exif)) >PNG_EXPORT(249, void, png_set_eXIf_1, (png_const_structrp png_ptr, > png_inforp info_ptr, png_uint_32 num_exif, png_bytep exif)) >#endif > >#ifdef PNG_gAMA_SUPPORTED >PNG_FP_EXPORT(137, png_uint_32, png_get_gAMA, (png_const_structrp png_ptr, > png_const_inforp info_ptr, double *file_gamma)) >PNG_FIXED_EXPORT(138, png_uint_32, png_get_gAMA_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr, > png_fixed_point *int_file_gamma)) >#endif > >#ifdef PNG_gAMA_SUPPORTED >PNG_FP_EXPORT(139, void, png_set_gAMA, (png_const_structrp png_ptr, > png_inforp info_ptr, double file_gamma)) >PNG_FIXED_EXPORT(140, void, png_set_gAMA_fixed, (png_const_structrp png_ptr, > png_inforp info_ptr, png_fixed_point int_file_gamma)) >#endif > >#ifdef PNG_hIST_SUPPORTED >PNG_EXPORT(141, png_uint_32, png_get_hIST, (png_const_structrp png_ptr, > png_inforp info_ptr, png_uint_16p *hist)) >PNG_EXPORT(142, void, png_set_hIST, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_uint_16p hist)) >#endif > >PNG_EXPORT(143, png_uint_32, png_get_IHDR, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_uint_32 *width, png_uint_32 *height, > int *bit_depth, int *color_type, int *interlace_method, > int *compression_method, int *filter_method)) > >PNG_EXPORT(144, void, png_set_IHDR, (png_const_structrp png_ptr, > png_inforp info_ptr, png_uint_32 width, png_uint_32 height, int bit_depth, > int color_type, int interlace_method, int compression_method, > int filter_method)) > >#ifdef PNG_oFFs_SUPPORTED >PNG_EXPORT(145, png_uint_32, png_get_oFFs, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_int_32 *offset_x, png_int_32 *offset_y, > int *unit_type)) >#endif > >#ifdef PNG_oFFs_SUPPORTED >PNG_EXPORT(146, void, png_set_oFFs, (png_const_structrp png_ptr, > png_inforp info_ptr, png_int_32 offset_x, png_int_32 offset_y, > int unit_type)) >#endif > >#ifdef PNG_pCAL_SUPPORTED >PNG_EXPORT(147, png_uint_32, png_get_pCAL, (png_const_structrp png_ptr, > png_inforp info_ptr, png_charp *purpose, png_int_32 *X0, > png_int_32 *X1, int *type, int *nparams, png_charp *units, > png_charpp *params)) >#endif > >#ifdef PNG_pCAL_SUPPORTED >PNG_EXPORT(148, void, png_set_pCAL, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_charp purpose, png_int_32 X0, png_int_32 X1, > int type, int nparams, png_const_charp units, png_charpp params)) >#endif > >#ifdef PNG_pHYs_SUPPORTED >PNG_EXPORT(149, png_uint_32, png_get_pHYs, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_uint_32 *res_x, png_uint_32 *res_y, > int *unit_type)) >#endif > >#ifdef PNG_pHYs_SUPPORTED >PNG_EXPORT(150, void, png_set_pHYs, (png_const_structrp png_ptr, > png_inforp info_ptr, png_uint_32 res_x, png_uint_32 res_y, int unit_type)) >#endif > >PNG_EXPORT(151, png_uint_32, png_get_PLTE, (png_const_structrp png_ptr, > png_inforp info_ptr, png_colorp *palette, int *num_palette)) > >PNG_EXPORT(152, void, png_set_PLTE, (png_structrp png_ptr, > png_inforp info_ptr, png_const_colorp palette, int num_palette)) > >#ifdef PNG_sBIT_SUPPORTED >PNG_EXPORT(153, png_uint_32, png_get_sBIT, (png_const_structrp png_ptr, > png_inforp info_ptr, png_color_8p *sig_bit)) >#endif > >#ifdef PNG_sBIT_SUPPORTED >PNG_EXPORT(154, void, png_set_sBIT, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_color_8p sig_bit)) >#endif > >#ifdef PNG_sRGB_SUPPORTED >PNG_EXPORT(155, png_uint_32, png_get_sRGB, (png_const_structrp png_ptr, > png_const_inforp info_ptr, int *file_srgb_intent)) >#endif > >#ifdef PNG_sRGB_SUPPORTED >PNG_EXPORT(156, void, png_set_sRGB, (png_const_structrp png_ptr, > png_inforp info_ptr, int srgb_intent)) >PNG_EXPORT(157, void, png_set_sRGB_gAMA_and_cHRM, (png_const_structrp png_ptr, > png_inforp info_ptr, int srgb_intent)) >#endif > >#ifdef PNG_iCCP_SUPPORTED >PNG_EXPORT(158, png_uint_32, png_get_iCCP, (png_const_structrp png_ptr, > png_inforp info_ptr, png_charpp name, int *compression_type, > png_bytepp profile, png_uint_32 *proflen)) >#endif > >#ifdef PNG_iCCP_SUPPORTED >PNG_EXPORT(159, void, png_set_iCCP, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_charp name, int compression_type, > png_const_bytep profile, png_uint_32 proflen)) >#endif > >#ifdef PNG_sPLT_SUPPORTED >PNG_EXPORT(160, int, png_get_sPLT, (png_const_structrp png_ptr, > png_inforp info_ptr, png_sPLT_tpp entries)) >#endif > >#ifdef PNG_sPLT_SUPPORTED >PNG_EXPORT(161, void, png_set_sPLT, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_sPLT_tp entries, int nentries)) >#endif > >#ifdef PNG_TEXT_SUPPORTED >/* png_get_text also returns the number of text chunks in *num_text */ >PNG_EXPORT(162, int, png_get_text, (png_const_structrp png_ptr, > png_inforp info_ptr, png_textp *text_ptr, int *num_text)) >#endif > >/* Note while png_set_text() will accept a structure whose text, > * language, and translated keywords are NULL pointers, the structure > * returned by png_get_text will always contain regular > * zero-terminated C strings. They might be empty strings but > * they will never be NULL pointers. > */ > >#ifdef PNG_TEXT_SUPPORTED >PNG_EXPORT(163, void, png_set_text, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_textp text_ptr, int num_text)) >#endif > >#ifdef PNG_tIME_SUPPORTED >PNG_EXPORT(164, png_uint_32, png_get_tIME, (png_const_structrp png_ptr, > png_inforp info_ptr, png_timep *mod_time)) >#endif > >#ifdef PNG_tIME_SUPPORTED >PNG_EXPORT(165, void, png_set_tIME, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_timep mod_time)) >#endif > >#ifdef PNG_tRNS_SUPPORTED >PNG_EXPORT(166, png_uint_32, png_get_tRNS, (png_const_structrp png_ptr, > png_inforp info_ptr, png_bytep *trans_alpha, int *num_trans, > png_color_16p *trans_color)) >#endif > >#ifdef PNG_tRNS_SUPPORTED >PNG_EXPORT(167, void, png_set_tRNS, (png_structrp png_ptr, > png_inforp info_ptr, png_const_bytep trans_alpha, int num_trans, > png_const_color_16p trans_color)) >#endif > >#ifdef PNG_sCAL_SUPPORTED >PNG_FP_EXPORT(168, png_uint_32, png_get_sCAL, (png_const_structrp png_ptr, > png_const_inforp info_ptr, int *unit, double *width, double *height)) >#if defined(PNG_FLOATING_ARITHMETIC_SUPPORTED) || \ > defined(PNG_FLOATING_POINT_SUPPORTED) >/* NOTE: this API is currently implemented using floating point arithmetic, > * consequently it can only be used on systems with floating point support. > * In any case the range of values supported by png_fixed_point is small and it > * is highly recommended that png_get_sCAL_s be used instead. > */ >PNG_FIXED_EXPORT(214, png_uint_32, png_get_sCAL_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr, int *unit, > png_fixed_point *width, png_fixed_point *height)) >#endif >PNG_EXPORT(169, png_uint_32, png_get_sCAL_s, > (png_const_structrp png_ptr, png_const_inforp info_ptr, int *unit, > png_charpp swidth, png_charpp sheight)) > >PNG_FP_EXPORT(170, void, png_set_sCAL, (png_const_structrp png_ptr, > png_inforp info_ptr, int unit, double width, double height)) >PNG_FIXED_EXPORT(213, void, png_set_sCAL_fixed, (png_const_structrp png_ptr, > png_inforp info_ptr, int unit, png_fixed_point width, > png_fixed_point height)) >PNG_EXPORT(171, void, png_set_sCAL_s, (png_const_structrp png_ptr, > png_inforp info_ptr, int unit, > png_const_charp swidth, png_const_charp sheight)) >#endif /* sCAL */ > >#ifdef PNG_SET_UNKNOWN_CHUNKS_SUPPORTED >/* Provide the default handling for all unknown chunks or, optionally, for > * specific unknown chunks. > * > * NOTE: prior to 1.6.0 the handling specified for particular chunks on read was > * ignored and the default was used, the per-chunk setting only had an effect on > * write. If you wish to have chunk-specific handling on read in code that must > * work on earlier versions you must use a user chunk callback to specify the > * desired handling (keep or discard.) > * > * The 'keep' parameter is a PNG_HANDLE_CHUNK_ value as listed below. The > * parameter is interpreted as follows: > * > * READ: > * PNG_HANDLE_CHUNK_AS_DEFAULT: > * Known chunks: do normal libpng processing, do not keep the chunk (but > * see the comments below about PNG_HANDLE_AS_UNKNOWN_SUPPORTED) > * Unknown chunks: for a specific chunk use the global default, when used > * as the default discard the chunk data. > * PNG_HANDLE_CHUNK_NEVER: > * Discard the chunk data. > * PNG_HANDLE_CHUNK_IF_SAFE: > * Keep the chunk data if the chunk is not critical else raise a chunk > * error. > * PNG_HANDLE_CHUNK_ALWAYS: > * Keep the chunk data. > * > * If the chunk data is saved it can be retrieved using png_get_unknown_chunks, > * below. Notice that specifying "AS_DEFAULT" as a global default is equivalent > * to specifying "NEVER", however when "AS_DEFAULT" is used for specific chunks > * it simply resets the behavior to the libpng default. > * > * INTERACTION WITH USER CHUNK CALLBACKS: > * The per-chunk handling is always used when there is a png_user_chunk_ptr > * callback and the callback returns 0 the chunk is then always stored *unless* > * it is critical and the per-chunk setting is other than ALWAYS. Notice that > * the global default is *not* used in this case. (In effect the per-chunk > * value is incremented to at least IF_SAFE.) > * > * IMPORTANT NOTE: this behavior will change in libpng 1.7 - the global and > * per-chunk defaults will be honored. If you want to preserve the current > * behavior when your callback returns 0 you must set PNG_HANDLE_CHUNK_IF_SAFE > * as the default - if you don't do this libpng 1.6 will issue a warning. > * > * If you want unhandled unknown chunks to be discarded in libpng 1.6 and > * earlier simply return '1' (handled). > * > * PNG_HANDLE_AS_UNKNOWN_SUPPORTED: > * If this is *not* set known chunks will always be handled by libpng and > * will never be stored in the unknown chunk list. Known chunks listed to > * png_set_keep_unknown_chunks will have no effect. If it is set then known > * chunks listed with a keep other than AS_DEFAULT will *never* be processed > * by libpng, in addition critical chunks must either be processed by the > * callback or saved. > * > * The IHDR and IEND chunks must not be listed. Because this turns off the > * default handling for chunks that would otherwise be recognized the > * behavior of libpng transformations may well become incorrect! > * > * WRITE: > * When writing chunks the options only apply to the chunks specified by > * png_set_unknown_chunks (below), libpng will *always* write known chunks > * required by png_set_ calls and will always write the core critical chunks > * (as required for PLTE). > * > * Each chunk in the png_set_unknown_chunks list is looked up in the > * png_set_keep_unknown_chunks list to find the keep setting, this is then > * interpreted as follows: > * > * PNG_HANDLE_CHUNK_AS_DEFAULT: > * Write safe-to-copy chunks and write other chunks if the global > * default is set to _ALWAYS, otherwise don't write this chunk. > * PNG_HANDLE_CHUNK_NEVER: > * Do not write the chunk. > * PNG_HANDLE_CHUNK_IF_SAFE: > * Write the chunk if it is safe-to-copy, otherwise do not write it. > * PNG_HANDLE_CHUNK_ALWAYS: > * Write the chunk. > * > * Note that the default behavior is effectively the opposite of the read case - > * in read unknown chunks are not stored by default, in write they are written > * by default. Also the behavior of PNG_HANDLE_CHUNK_IF_SAFE is very different > * - on write the safe-to-copy bit is checked, on read the critical bit is > * checked and on read if the chunk is critical an error will be raised. > * > * num_chunks: > * =========== > * If num_chunks is positive, then the "keep" parameter specifies the manner > * for handling only those chunks appearing in the chunk_list array, > * otherwise the chunk list array is ignored. > * > * If num_chunks is 0 the "keep" parameter specifies the default behavior for > * unknown chunks, as described above. > * > * If num_chunks is negative, then the "keep" parameter specifies the manner > * for handling all unknown chunks plus all chunks recognized by libpng > * except for the IHDR, PLTE, tRNS, IDAT, and IEND chunks (which continue to > * be processed by libpng. > */ >#ifdef PNG_HANDLE_AS_UNKNOWN_SUPPORTED >PNG_EXPORT(172, void, png_set_keep_unknown_chunks, (png_structrp png_ptr, > int keep, png_const_bytep chunk_list, int num_chunks)) >#endif /* HANDLE_AS_UNKNOWN */ > >/* The "keep" PNG_HANDLE_CHUNK_ parameter for the specified chunk is returned > * the result is therefore true (non-zero) if special handling is required, > * false for the default handling. > */ >PNG_EXPORT(173, int, png_handle_as_unknown, (png_const_structrp png_ptr, > png_const_bytep chunk_name)) >#endif /* SET_UNKNOWN_CHUNKS */ > >#ifdef PNG_STORE_UNKNOWN_CHUNKS_SUPPORTED >PNG_EXPORT(174, void, png_set_unknown_chunks, (png_const_structrp png_ptr, > png_inforp info_ptr, png_const_unknown_chunkp unknowns, > int num_unknowns)) > /* NOTE: prior to 1.6.0 this routine set the 'location' field of the added > * unknowns to the location currently stored in the png_struct. This is > * invariably the wrong value on write. To fix this call the following API > * for each chunk in the list with the correct location. If you know your > * code won't be compiled on earlier versions you can rely on > * png_set_unknown_chunks(write-ptr, png_get_unknown_chunks(read-ptr)) doing > * the correct thing. > */ > >PNG_EXPORT(175, void, png_set_unknown_chunk_location, > (png_const_structrp png_ptr, png_inforp info_ptr, int chunk, int location)) > >PNG_EXPORT(176, int, png_get_unknown_chunks, (png_const_structrp png_ptr, > png_inforp info_ptr, png_unknown_chunkpp entries)) >#endif > >/* Png_free_data() will turn off the "valid" flag for anything it frees. > * If you need to turn it off for a chunk that your application has freed, > * you can use png_set_invalid(png_ptr, info_ptr, PNG_INFO_CHNK) > */ >PNG_EXPORT(177, void, png_set_invalid, (png_const_structrp png_ptr, > png_inforp info_ptr, int mask)) > >#ifdef PNG_INFO_IMAGE_SUPPORTED >/* The "params" pointer is currently not used and is for future expansion. */ >#ifdef PNG_SEQUENTIAL_READ_SUPPORTED >PNG_EXPORT(178, void, png_read_png, (png_structrp png_ptr, png_inforp info_ptr, > int transforms, png_voidp params)) >#endif >#ifdef PNG_WRITE_SUPPORTED >PNG_EXPORT(179, void, png_write_png, (png_structrp png_ptr, png_inforp info_ptr, > int transforms, png_voidp params)) >#endif >#endif > >PNG_EXPORT(180, png_const_charp, png_get_copyright, > (png_const_structrp png_ptr)) >PNG_EXPORT(181, png_const_charp, png_get_header_ver, > (png_const_structrp png_ptr)) >PNG_EXPORT(182, png_const_charp, png_get_header_version, > (png_const_structrp png_ptr)) >PNG_EXPORT(183, png_const_charp, png_get_libpng_ver, > (png_const_structrp png_ptr)) > >#ifdef PNG_MNG_FEATURES_SUPPORTED >PNG_EXPORT(184, png_uint_32, png_permit_mng_features, (png_structrp png_ptr, > png_uint_32 mng_features_permitted)) >#endif > >/* For use in png_set_keep_unknown, added to version 1.2.6 */ >#define PNG_HANDLE_CHUNK_AS_DEFAULT 0 >#define PNG_HANDLE_CHUNK_NEVER 1 >#define PNG_HANDLE_CHUNK_IF_SAFE 2 >#define PNG_HANDLE_CHUNK_ALWAYS 3 >#define PNG_HANDLE_CHUNK_LAST 4 > >/* Strip the prepended error numbers ("#nnn ") from error and warning > * messages before passing them to the error or warning handler. > */ >#ifdef PNG_ERROR_NUMBERS_SUPPORTED >PNG_EXPORT(185, void, png_set_strip_error_numbers, (png_structrp png_ptr, > png_uint_32 strip_mode)) >#endif > >/* Added in libpng-1.2.6 */ >#ifdef PNG_SET_USER_LIMITS_SUPPORTED >PNG_EXPORT(186, void, png_set_user_limits, (png_structrp png_ptr, > png_uint_32 user_width_max, png_uint_32 user_height_max)) >PNG_EXPORT(187, png_uint_32, png_get_user_width_max, > (png_const_structrp png_ptr)) >PNG_EXPORT(188, png_uint_32, png_get_user_height_max, > (png_const_structrp png_ptr)) >/* Added in libpng-1.4.0 */ >PNG_EXPORT(189, void, png_set_chunk_cache_max, (png_structrp png_ptr, > png_uint_32 user_chunk_cache_max)) >PNG_EXPORT(190, png_uint_32, png_get_chunk_cache_max, > (png_const_structrp png_ptr)) >/* Added in libpng-1.4.1 */ >PNG_EXPORT(191, void, png_set_chunk_malloc_max, (png_structrp png_ptr, > png_alloc_size_t user_chunk_cache_max)) >PNG_EXPORT(192, png_alloc_size_t, png_get_chunk_malloc_max, > (png_const_structrp png_ptr)) >#endif > >#if defined(PNG_INCH_CONVERSIONS_SUPPORTED) >PNG_EXPORT(193, png_uint_32, png_get_pixels_per_inch, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >PNG_EXPORT(194, png_uint_32, png_get_x_pixels_per_inch, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >PNG_EXPORT(195, png_uint_32, png_get_y_pixels_per_inch, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) > >PNG_FP_EXPORT(196, float, png_get_x_offset_inches, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >#ifdef PNG_FIXED_POINT_SUPPORTED /* otherwise not implemented. */ >PNG_FIXED_EXPORT(211, png_fixed_point, png_get_x_offset_inches_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >#endif > >PNG_FP_EXPORT(197, float, png_get_y_offset_inches, (png_const_structrp png_ptr, > png_const_inforp info_ptr)) >#ifdef PNG_FIXED_POINT_SUPPORTED /* otherwise not implemented. */ >PNG_FIXED_EXPORT(212, png_fixed_point, png_get_y_offset_inches_fixed, > (png_const_structrp png_ptr, png_const_inforp info_ptr)) >#endif > ># ifdef PNG_pHYs_SUPPORTED >PNG_EXPORT(198, png_uint_32, png_get_pHYs_dpi, (png_const_structrp png_ptr, > png_const_inforp info_ptr, png_uint_32 *res_x, png_uint_32 *res_y, > int *unit_type)) ># endif /* pHYs */ >#endif /* INCH_CONVERSIONS */ > >/* Added in libpng-1.4.0 */ >#ifdef PNG_IO_STATE_SUPPORTED >PNG_EXPORT(199, png_uint_32, png_get_io_state, (png_const_structrp png_ptr)) > >/* Removed from libpng 1.6 use png_get_io_chunk_type. */ >PNG_REMOVED(200, png_const_bytep, png_get_io_chunk_name, (png_structrp png_ptr), > PNG_DEPRECATED) > >PNG_EXPORT(216, png_uint_32, png_get_io_chunk_type, > (png_const_structrp png_ptr)) > >/* The flags returned by png_get_io_state() are the following: */ ># define PNG_IO_NONE 0x0000 /* no I/O at this moment */ ># define PNG_IO_READING 0x0001 /* currently reading */ ># define PNG_IO_WRITING 0x0002 /* currently writing */ ># define PNG_IO_SIGNATURE 0x0010 /* currently at the file signature */ ># define PNG_IO_CHUNK_HDR 0x0020 /* currently at the chunk header */ ># define PNG_IO_CHUNK_DATA 0x0040 /* currently at the chunk data */ ># define PNG_IO_CHUNK_CRC 0x0080 /* currently at the chunk crc */ ># define PNG_IO_MASK_OP 0x000f /* current operation: reading/writing */ ># define PNG_IO_MASK_LOC 0x00f0 /* current location: sig/hdr/data/crc */ >#endif /* IO_STATE */ > >/* Interlace support. The following macros are always defined so that if > * libpng interlace handling is turned off the macros may be used to handle > * interlaced images within the application. > */ >#define PNG_INTERLACE_ADAM7_PASSES 7 > >/* Two macros to return the first row and first column of the original, > * full, image which appears in a given pass. 'pass' is in the range 0 > * to 6 and the result is in the range 0 to 7. > */ >#define PNG_PASS_START_ROW(pass) (((1&~(pass))<<(3-((pass)>>1)))&7) >#define PNG_PASS_START_COL(pass) (((1& (pass))<<(3-(((pass)+1)>>1)))&7) > >/* A macro to return the offset between pixels in the output row for a pair of > * pixels in the input - effectively the inverse of the 'COL_SHIFT' macro that > * follows. Note that ROW_OFFSET is the offset from one row to the next whereas > * COL_OFFSET is from one column to the next, within a row. > */ >#define PNG_PASS_ROW_OFFSET(pass) ((pass)>2?(8>>(((pass)-1)>>1)):8) >#define PNG_PASS_COL_OFFSET(pass) (1<<((7-(pass))>>1)) > >/* Two macros to help evaluate the number of rows or columns in each > * pass. This is expressed as a shift - effectively log2 of the number or > * rows or columns in each 8x8 tile of the original image. > */ >#define PNG_PASS_ROW_SHIFT(pass) ((pass)>2?(8-(pass))>>1:3) >#define PNG_PASS_COL_SHIFT(pass) ((pass)>1?(7-(pass))>>1:3) > >/* Hence two macros to determine the number of rows or columns in a given > * pass of an image given its height or width. In fact these macros may > * return non-zero even though the sub-image is empty, because the other > * dimension may be empty for a small image. > */ >#define PNG_PASS_ROWS(height, pass) (((height)+(((1<<PNG_PASS_ROW_SHIFT(pass))\ > -1)-PNG_PASS_START_ROW(pass)))>>PNG_PASS_ROW_SHIFT(pass)) >#define PNG_PASS_COLS(width, pass) (((width)+(((1<<PNG_PASS_COL_SHIFT(pass))\ > -1)-PNG_PASS_START_COL(pass)))>>PNG_PASS_COL_SHIFT(pass)) > >/* For the reader row callbacks (both progressive and sequential) it is > * necessary to find the row in the output image given a row in an interlaced > * image, so two more macros: > */ >#define PNG_ROW_FROM_PASS_ROW(y_in, pass) \ > (((y_in)<<PNG_PASS_ROW_SHIFT(pass))+PNG_PASS_START_ROW(pass)) >#define PNG_COL_FROM_PASS_COL(x_in, pass) \ > (((x_in)<<PNG_PASS_COL_SHIFT(pass))+PNG_PASS_START_COL(pass)) > >/* Two macros which return a boolean (0 or 1) saying whether the given row > * or column is in a particular pass. These use a common utility macro that > * returns a mask for a given pass - the offset 'off' selects the row or > * column version. The mask has the appropriate bit set for each column in > * the tile. > */ >#define PNG_PASS_MASK(pass,off) ( \ > ((0x110145AF>>(((7-(off))-(pass))<<2)) & 0xF) | \ > ((0x01145AF0>>(((7-(off))-(pass))<<2)) & 0xF0)) > >#define PNG_ROW_IN_INTERLACE_PASS(y, pass) \ > ((PNG_PASS_MASK(pass,0) >> ((y)&7)) & 1) >#define PNG_COL_IN_INTERLACE_PASS(x, pass) \ > ((PNG_PASS_MASK(pass,1) >> ((x)&7)) & 1) > >#ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED >/* With these routines we avoid an integer divide, which will be slower on > * most machines. However, it does take more operations than the corresponding > * divide method, so it may be slower on a few RISC systems. There are two > * shifts (by 8 or 16 bits) and an addition, versus a single integer divide. > * > * Note that the rounding factors are NOT supposed to be the same! 128 and > * 32768 are correct for the NODIV code 127 and 32767 are correct for the > * standard method. > * > * [Optimized code by Greg Roelofs and Mark Adler...blame us for bugs. :-) ] > */ > > /* fg and bg should be in `gamma 1.0' space alpha is the opacity */ > ># define png_composite(composite, fg, alpha, bg) \ > { \ > png_uint_16 temp = (png_uint_16)((png_uint_16)(fg) \ > * (png_uint_16)(alpha) \ > + (png_uint_16)(bg)*(png_uint_16)(255 \ > - (png_uint_16)(alpha)) + 128) \ > (composite) = (png_byte)(((temp + (temp >> 8)) >> 8) & 0xff) \ > } > ># define png_composite_16(composite, fg, alpha, bg) \ > { \ > png_uint_32 temp = (png_uint_32)((png_uint_32)(fg) \ > * (png_uint_32)(alpha) \ > + (png_uint_32)(bg)*(65535 \ > - (png_uint_32)(alpha)) + 32768) \ > (composite) = (png_uint_16)(0xffff & ((temp + (temp >> 16)) >> 16)) \ > } > >#else /* Standard method using integer division */ > ># define png_composite(composite, fg, alpha, bg) \ > (composite) = \ > (png_byte)(0xff & (((png_uint_16)(fg) * (png_uint_16)(alpha) + \ > (png_uint_16)(bg) * (png_uint_16)(255 - (png_uint_16)(alpha)) + \ > 127) / 255)) > ># define png_composite_16(composite, fg, alpha, bg) \ > (composite) = \ > (png_uint_16)(0xffff & (((png_uint_32)(fg) * (png_uint_32)(alpha) + \ > (png_uint_32)(bg)*(png_uint_32)(65535 - (png_uint_32)(alpha)) + \ > 32767) / 65535)) >#endif /* READ_COMPOSITE_NODIV */ > >#ifdef PNG_READ_INT_FUNCTIONS_SUPPORTED >PNG_EXPORT(201, png_uint_32, png_get_uint_32, (png_const_bytep buf)) >PNG_EXPORT(202, png_uint_16, png_get_uint_16, (png_const_bytep buf)) >PNG_EXPORT(203, png_int_32, png_get_int_32, (png_const_bytep buf)) >#endif > >PNG_EXPORT(204, png_uint_32, png_get_uint_31, (png_const_structrp png_ptr, > png_const_bytep buf)) >/* No png_get_int_16 -- may be added if there's a real need for it. */ > >/* Place a 32-bit number into a buffer in PNG byte order (big-endian). */ >#ifdef PNG_WRITE_INT_FUNCTIONS_SUPPORTED >PNG_EXPORT(205, void, png_save_uint_32, (png_bytep buf, png_uint_32 i)) >#endif >#ifdef PNG_SAVE_INT_32_SUPPORTED >PNG_EXPORT(206, void, png_save_int_32, (png_bytep buf, png_int_32 i)) >#endif > >/* Place a 16-bit number into a buffer in PNG byte order. > * The parameter is declared unsigned int, not png_uint_16, > * just to avoid potential problems on pre-ANSI C compilers. > */ >#ifdef PNG_WRITE_INT_FUNCTIONS_SUPPORTED >PNG_EXPORT(207, void, png_save_uint_16, (png_bytep buf, unsigned int i)) >/* No png_save_int_16 -- may be added if there's a real need for it. */ >#endif > >#ifdef PNG_USE_READ_MACROS >/* Inline macros to do direct reads of bytes from the input buffer. > * The png_get_int_32() routine assumes we are using two's complement > * format for negative values, which is almost certainly true. > */ ># define PNG_get_uint_32(buf) \ > (((png_uint_32)(*(buf)) << 24) + \ > ((png_uint_32)(*((buf) + 1)) << 16) + \ > ((png_uint_32)(*((buf) + 2)) << 8) + \ > ((png_uint_32)(*((buf) + 3)))) > > /* From libpng-1.4.0 until 1.4.4, the png_get_uint_16 macro (but not the > * function) incorrectly returned a value of type png_uint_32. > */ ># define PNG_get_uint_16(buf) \ > ((png_uint_16) \ > (((unsigned int)(*(buf)) << 8) + \ > ((unsigned int)(*((buf) + 1))))) > ># define PNG_get_int_32(buf) \ > ((png_int_32)((*(buf) & 0x80) \ > ? -((png_int_32)(((png_get_uint_32(buf)^0xffffffffU)+1U)&0x7fffffffU)) \ > : (png_int_32)png_get_uint_32(buf))) > >/* If PNG_PREFIX is defined the same thing as below happens in pnglibconf.h, > * but defining a macro name prefixed with PNG_PREFIX. > */ ># ifndef PNG_PREFIX ># define png_get_uint_32(buf) PNG_get_uint_32(buf) ># define png_get_uint_16(buf) PNG_get_uint_16(buf) ># define png_get_int_32(buf) PNG_get_int_32(buf) ># endif >#else ># ifdef PNG_PREFIX > /* No macros revert to the (redefined) function */ ># define PNG_get_uint_32 (png_get_uint_32) ># define PNG_get_uint_16 (png_get_uint_16) ># define PNG_get_int_32 (png_get_int_32) ># endif >#endif > >#ifdef PNG_CHECK_FOR_INVALID_INDEX_SUPPORTED >PNG_EXPORT(242, void, png_set_check_for_invalid_index, > (png_structrp png_ptr, int allowed)) ># ifdef PNG_GET_PALETTE_MAX_SUPPORTED >PNG_EXPORT(243, int, png_get_palette_max, (png_const_structp png_ptr, > png_const_infop info_ptr)) ># endif >#endif /* CHECK_FOR_INVALID_INDEX */ > >/******************************************************************************* > * Section 5: SIMPLIFIED API > ******************************************************************************* > * > * Please read the documentation in libpng-manual.txt (TODO: write said > * documentation) if you don't understand what follows. > * > * The simplified API hides the details of both libpng and the PNG file format > * itself. It allows PNG files to be read into a very limited number of > * in-memory bitmap formats or to be written from the same formats. If these > * formats do not accommodate your needs then you can, and should, use the more > * sophisticated APIs above - these support a wide variety of in-memory formats > * and a wide variety of sophisticated transformations to those formats as well > * as a wide variety of APIs to manipulate ancillary information. > * > * To read a PNG file using the simplified API: > * > * 1) Declare a 'png_image' structure (see below) on the stack, set the > * version field to PNG_IMAGE_VERSION and the 'opaque' pointer to NULL > * (this is REQUIRED, your program may crash if you don't do it.) > * 2) Call the appropriate png_image_begin_read... function. > * 3) Set the png_image 'format' member to the required sample format. > * 4) Allocate a buffer for the image and, if required, the color-map. > * 5) Call png_image_finish_read to read the image and, if required, the > * color-map into your buffers. > * > * There are no restrictions on the format of the PNG input itself all valid > * color types, bit depths, and interlace methods are acceptable, and the > * input image is transformed as necessary to the requested in-memory format > * during the png_image_finish_read() step. The only caveat is that if you > * request a color-mapped image from a PNG that is full-color or makes > * complex use of an alpha channel the transformation is extremely lossy and the > * result may look terrible. > * > * To write a PNG file using the simplified API: > * > * 1) Declare a 'png_image' structure on the stack and memset() it to all zero. > * 2) Initialize the members of the structure that describe the image, setting > * the 'format' member to the format of the image samples. > * 3) Call the appropriate png_image_write... function with a pointer to the > * image and, if necessary, the color-map to write the PNG data. > * > * png_image is a structure that describes the in-memory format of an image > * when it is being read or defines the in-memory format of an image that you > * need to write: > */ >#if defined(PNG_SIMPLIFIED_READ_SUPPORTED) || \ > defined(PNG_SIMPLIFIED_WRITE_SUPPORTED) > >#define PNG_IMAGE_VERSION 1 > >typedef struct png_control *png_controlp >typedef struct >{ > png_controlp opaque /* Initialize to NULL, free with png_image_free */ > png_uint_32 version /* Set to PNG_IMAGE_VERSION */ > png_uint_32 width /* Image width in pixels (columns) */ > png_uint_32 height /* Image height in pixels (rows) */ > png_uint_32 format /* Image format as defined below */ > png_uint_32 flags /* A bit mask containing informational flags */ > png_uint_32 colormap_entries > /* Number of entries in the color-map */ > > /* In the event of an error or warning the following field will be set to a > * non-zero value and the 'message' field will contain a '\0' terminated > * string with the libpng error or warning message. If both warnings and > * an error were encountered, only the error is recorded. If there > * are multiple warnings, only the first one is recorded. > * > * The upper 30 bits of this value are reserved, the low two bits contain > * a value as follows: > */ ># define PNG_IMAGE_WARNING 1 ># define PNG_IMAGE_ERROR 2 > /* > * The result is a two-bit code such that a value more than 1 indicates > * a failure in the API just called: > * > * 0 - no warning or error > * 1 - warning > * 2 - error > * 3 - error preceded by warning > */ ># define PNG_IMAGE_FAILED(png_cntrl) ((((png_cntrl).warning_or_error)&0x03)>1) > > png_uint_32 warning_or_error > > char message[64] >} png_image, *png_imagep > >/* The samples of the image have one to four channels whose components have > * original values in the range 0 to 1.0: > * > * 1: A single gray or luminance channel (G). > * 2: A gray/luminance channel and an alpha channel (GA). > * 3: Three red, green, blue color channels (RGB). > * 4: Three color channels and an alpha channel (RGBA). > * > * The components are encoded in one of two ways: > * > * a) As a small integer, value 0..255, contained in a single byte. For the > * alpha channel the original value is simply value/255. For the color or > * luminance channels the value is encoded according to the sRGB specification > * and matches the 8-bit format expected by typical display devices. > * > * The color/gray channels are not scaled (pre-multiplied) by the alpha > * channel and are suitable for passing to color management software. > * > * b) As a value in the range 0..65535, contained in a 2-byte integer. All > * channels can be converted to the original value by dividing by 65535 all > * channels are linear. Color channels use the RGB encoding (RGB end-points) of > * the sRGB specification. This encoding is identified by the > * PNG_FORMAT_FLAG_LINEAR flag below. > * > * When the simplified API needs to convert between sRGB and linear colorspaces, > * the actual sRGB transfer curve defined in the sRGB specification (see the > * article at <https://en.wikipedia.org/wiki/SRGB>) is used, not the gamma=1/2.2 > * approximation used elsewhere in libpng. > * > * When an alpha channel is present it is expected to denote pixel coverage > * of the color or luminance channels and is returned as an associated alpha > * channel: the color/gray channels are scaled (pre-multiplied) by the alpha > * value. > * > * The samples are either contained directly in the image data, between 1 and 8 > * bytes per pixel according to the encoding, or are held in a color-map indexed > * by bytes in the image data. In the case of a color-map the color-map entries > * are individual samples, encoded as above, and the image data has one byte per > * pixel to select the relevant sample from the color-map. > */ > >/* PNG_FORMAT_* > * > * #defines to be used in png_image::format. Each #define identifies a > * particular layout of sample data and, if present, alpha values. There are > * separate defines for each of the two component encodings. > * > * A format is built up using single bit flag values. All combinations are > * valid. Formats can be built up from the flag values or you can use one of > * the predefined values below. When testing formats always use the FORMAT_FLAG > * macros to test for individual features - future versions of the library may > * add new flags. > * > * When reading or writing color-mapped images the format should be set to the > * format of the entries in the color-map then png_image_{read,write}_colormap > * called to read or write the color-map and set the format correctly for the > * image data. Do not set the PNG_FORMAT_FLAG_COLORMAP bit directly! > * > * NOTE: libpng can be built with particular features disabled. If you see > * compiler errors because the definition of one of the following flags has been > * compiled out it is because libpng does not have the required support. It is > * possible, however, for the libpng configuration to enable the format on just > * read or just write in that case you may see an error at run time. You can > * guard against this by checking for the definition of the appropriate > * "_SUPPORTED" macro, one of: > * > * PNG_SIMPLIFIED_{READ,WRITE}_{BGR,AFIRST}_SUPPORTED > */ >#define PNG_FORMAT_FLAG_ALPHA 0x01U /* format with an alpha channel */ >#define PNG_FORMAT_FLAG_COLOR 0x02U /* color format: otherwise grayscale */ >#define PNG_FORMAT_FLAG_LINEAR 0x04U /* 2-byte channels else 1-byte */ >#define PNG_FORMAT_FLAG_COLORMAP 0x08U /* image data is color-mapped */ > >#ifdef PNG_FORMAT_BGR_SUPPORTED ># define PNG_FORMAT_FLAG_BGR 0x10U /* BGR colors, else order is RGB */ >#endif > >#ifdef PNG_FORMAT_AFIRST_SUPPORTED ># define PNG_FORMAT_FLAG_AFIRST 0x20U /* alpha channel comes first */ >#endif > >#define PNG_FORMAT_FLAG_ASSOCIATED_ALPHA 0x40U /* alpha channel is associated */ > >/* Commonly used formats have predefined macros. > * > * First the single byte (sRGB) formats: > */ >#define PNG_FORMAT_GRAY 0 >#define PNG_FORMAT_GA PNG_FORMAT_FLAG_ALPHA >#define PNG_FORMAT_AG (PNG_FORMAT_GA|PNG_FORMAT_FLAG_AFIRST) >#define PNG_FORMAT_RGB PNG_FORMAT_FLAG_COLOR >#define PNG_FORMAT_BGR (PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_BGR) >#define PNG_FORMAT_RGBA (PNG_FORMAT_RGB|PNG_FORMAT_FLAG_ALPHA) >#define PNG_FORMAT_ARGB (PNG_FORMAT_RGBA|PNG_FORMAT_FLAG_AFIRST) >#define PNG_FORMAT_BGRA (PNG_FORMAT_BGR|PNG_FORMAT_FLAG_ALPHA) >#define PNG_FORMAT_ABGR (PNG_FORMAT_BGRA|PNG_FORMAT_FLAG_AFIRST) > >/* Then the linear 2-byte formats. When naming these "Y" is used to > * indicate a luminance (gray) channel. > */ >#define PNG_FORMAT_LINEAR_Y PNG_FORMAT_FLAG_LINEAR >#define PNG_FORMAT_LINEAR_Y_ALPHA (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_ALPHA) >#define PNG_FORMAT_LINEAR_RGB (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_COLOR) >#define PNG_FORMAT_LINEAR_RGB_ALPHA \ > (PNG_FORMAT_FLAG_LINEAR|PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_ALPHA) > >/* With color-mapped formats the image data is one byte for each pixel, the byte > * is an index into the color-map which is formatted as above. To obtain a > * color-mapped format it is sufficient just to add the PNG_FOMAT_FLAG_COLORMAP > * to one of the above definitions, or you can use one of the definitions below. > */ >#define PNG_FORMAT_RGB_COLORMAP (PNG_FORMAT_RGB|PNG_FORMAT_FLAG_COLORMAP) >#define PNG_FORMAT_BGR_COLORMAP (PNG_FORMAT_BGR|PNG_FORMAT_FLAG_COLORMAP) >#define PNG_FORMAT_RGBA_COLORMAP (PNG_FORMAT_RGBA|PNG_FORMAT_FLAG_COLORMAP) >#define PNG_FORMAT_ARGB_COLORMAP (PNG_FORMAT_ARGB|PNG_FORMAT_FLAG_COLORMAP) >#define PNG_FORMAT_BGRA_COLORMAP (PNG_FORMAT_BGRA|PNG_FORMAT_FLAG_COLORMAP) >#define PNG_FORMAT_ABGR_COLORMAP (PNG_FORMAT_ABGR|PNG_FORMAT_FLAG_COLORMAP) > >/* PNG_IMAGE macros > * > * These are convenience macros to derive information from a png_image > * structure. The PNG_IMAGE_SAMPLE_ macros return values appropriate to the > * actual image sample values - either the entries in the color-map or the > * pixels in the image. The PNG_IMAGE_PIXEL_ macros return corresponding values > * for the pixels and will always return 1 for color-mapped formats. The > * remaining macros return information about the rows in the image and the > * complete image. > * > * NOTE: All the macros that take a png_image::format parameter are compile time > * constants if the format parameter is, itself, a constant. Therefore these > * macros can be used in array declarations and case labels where required. > * Similarly the macros are also pre-processor constants (sizeof is not used) so > * they can be used in #if tests. > * > * First the information about the samples. > */ >#define PNG_IMAGE_SAMPLE_CHANNELS(fmt)\ > (((fmt)&(PNG_FORMAT_FLAG_COLOR|PNG_FORMAT_FLAG_ALPHA))+1) > /* Return the total number of channels in a given format: 1..4 */ > >#define PNG_IMAGE_SAMPLE_COMPONENT_SIZE(fmt)\ > ((((fmt) & PNG_FORMAT_FLAG_LINEAR) >> 2)+1) > /* Return the size in bytes of a single component of a pixel or color-map > * entry (as appropriate) in the image: 1 or 2. > */ > >#define PNG_IMAGE_SAMPLE_SIZE(fmt)\ > (PNG_IMAGE_SAMPLE_CHANNELS(fmt) * PNG_IMAGE_SAMPLE_COMPONENT_SIZE(fmt)) > /* This is the size of the sample data for one sample. If the image is > * color-mapped it is the size of one color-map entry (and image pixels are > * one byte in size), otherwise it is the size of one image pixel. > */ > >#define PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS(fmt)\ > (PNG_IMAGE_SAMPLE_CHANNELS(fmt) * 256) > /* The maximum size of the color-map required by the format expressed in a > * count of components. This can be used to compile-time allocate a > * color-map: > * > * png_uint_16 colormap[PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS(linear_fmt)] > * > * png_byte colormap[PNG_IMAGE_MAXIMUM_COLORMAP_COMPONENTS(sRGB_fmt)] > * > * Alternatively use the PNG_IMAGE_COLORMAP_SIZE macro below to use the > * information from one of the png_image_begin_read_ APIs and dynamically > * allocate the required memory. > */ > >/* Corresponding information about the pixels */ >#define PNG_IMAGE_PIXEL_(test,fmt)\ > (((fmt)&PNG_FORMAT_FLAG_COLORMAP)?1:test(fmt)) > >#define PNG_IMAGE_PIXEL_CHANNELS(fmt)\ > PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_CHANNELS,fmt) > /* The number of separate channels (components) in a pixel 1 for a > * color-mapped image. > */ > >#define PNG_IMAGE_PIXEL_COMPONENT_SIZE(fmt)\ > PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_COMPONENT_SIZE,fmt) > /* The size, in bytes, of each component in a pixel 1 for a color-mapped > * image. > */ > >#define PNG_IMAGE_PIXEL_SIZE(fmt) PNG_IMAGE_PIXEL_(PNG_IMAGE_SAMPLE_SIZE,fmt) > /* The size, in bytes, of a complete pixel 1 for a color-mapped image. */ > >/* Information about the whole row, or whole image */ >#define PNG_IMAGE_ROW_STRIDE(image)\ > (PNG_IMAGE_PIXEL_CHANNELS((image).format) * (image).width) > /* Return the total number of components in a single row of the image this > * is the minimum 'row stride', the minimum count of components between each > * row. For a color-mapped image this is the minimum number of bytes in a > * row. > * > * WARNING: this macro overflows for some images with more than one component > * and very large image widths. libpng will refuse to process an image where > * this macro would overflow. > */ > >#define PNG_IMAGE_BUFFER_SIZE(image, row_stride)\ > (PNG_IMAGE_PIXEL_COMPONENT_SIZE((image).format)*(image).height*(row_stride)) > /* Return the size, in bytes, of an image buffer given a png_image and a row > * stride - the number of components to leave space for in each row. > * > * WARNING: this macro overflows a 32-bit integer for some large PNG images, > * libpng will refuse to process an image where such an overflow would occur. > */ > >#define PNG_IMAGE_SIZE(image)\ > PNG_IMAGE_BUFFER_SIZE(image, PNG_IMAGE_ROW_STRIDE(image)) > /* Return the size, in bytes, of the image in memory given just a png_image > * the row stride is the minimum stride required for the image. > */ > >#define PNG_IMAGE_COLORMAP_SIZE(image)\ > (PNG_IMAGE_SAMPLE_SIZE((image).format) * (image).colormap_entries) > /* Return the size, in bytes, of the color-map of this image. If the image > * format is not a color-map format this will return a size sufficient for > * 256 entries in the given format check PNG_FORMAT_FLAG_COLORMAP if > * you don't want to allocate a color-map in this case. > */ > >/* PNG_IMAGE_FLAG_* > * > * Flags containing additional information about the image are held in the > * 'flags' field of png_image. > */ >#define PNG_IMAGE_FLAG_COLORSPACE_NOT_sRGB 0x01 > /* This indicates that the RGB values of the in-memory bitmap do not > * correspond to the red, green and blue end-points defined by sRGB. > */ > >#define PNG_IMAGE_FLAG_FAST 0x02 > /* On write emphasise speed over compression the resultant PNG file will be > * larger but will be produced significantly faster, particular for large > * images. Do not use this option for images which will be distributed, only > * used it when producing intermediate files that will be read back in > * repeatedly. For a typical 24-bit image the option will double the read > * speed at the cost of increasing the image size by 25%, however for many > * more compressible images the PNG file can be 10 times larger with only a > * slight speed gain. > */ > >#define PNG_IMAGE_FLAG_16BIT_sRGB 0x04 > /* On read if the image is a 16-bit per component image and there is no gAMA > * or sRGB chunk assume that the components are sRGB encoded. Notice that > * images output by the simplified API always have gamma information setting > * this flag only affects the interpretation of 16-bit images from an > * external source. It is recommended that the application expose this flag > * to the user the user can normally easily recognize the difference between > * linear and sRGB encoding. This flag has no effect on write - the data > * passed to the write APIs must have the correct encoding (as defined > * above.) > * > * If the flag is not set (the default) input 16-bit per component data is > * assumed to be linear. > * > * NOTE: the flag can only be set after the png_image_begin_read_ call, > * because that call initializes the 'flags' field. > */ > >#ifdef PNG_SIMPLIFIED_READ_SUPPORTED >/* READ APIs > * --------- > * > * The png_image passed to the read APIs must have been initialized by setting > * the png_controlp field 'opaque' to NULL (or, safer, memset the whole thing.) > */ >#ifdef PNG_STDIO_SUPPORTED >PNG_EXPORT(234, int, png_image_begin_read_from_file, (png_imagep image, > const char *file_name)) > /* The named file is opened for read and the image header is filled in > * from the PNG header in the file. > */ > >PNG_EXPORT(235, int, png_image_begin_read_from_stdio, (png_imagep image, > FILE* file)) > /* The PNG header is read from the stdio FILE object. */ >#endif /* STDIO */ > >PNG_EXPORT(236, int, png_image_begin_read_from_memory, (png_imagep image, > png_const_voidp memory, size_t size)) > /* The PNG header is read from the given memory buffer. */ > >PNG_EXPORT(237, int, png_image_finish_read, (png_imagep image, > png_const_colorp background, void *buffer, png_int_32 row_stride, > void *colormap)) > /* Finish reading the image into the supplied buffer and clean up the > * png_image structure. > * > * row_stride is the step, in byte or 2-byte units as appropriate, > * between adjacent rows. A positive stride indicates that the top-most row > * is first in the buffer - the normal top-down arrangement. A negative > * stride indicates that the bottom-most row is first in the buffer. > * > * background need only be supplied if an alpha channel must be removed from > * a png_byte format and the removal is to be done by compositing on a solid > * color otherwise it may be NULL and any composition will be done directly > * onto the buffer. The value is an sRGB color to use for the background, > * for grayscale output the green channel is used. > * > * background must be supplied when an alpha channel must be removed from a > * single byte color-mapped output format, in other words if: > * > * 1) The original format from png_image_begin_read_from_* had > * PNG_FORMAT_FLAG_ALPHA set. > * 2) The format set by the application does not. > * 3) The format set by the application has PNG_FORMAT_FLAG_COLORMAP set and > * PNG_FORMAT_FLAG_LINEAR *not* set. > * > * For linear output removing the alpha channel is always done by compositing > * on black and background is ignored. > * > * colormap must be supplied when PNG_FORMAT_FLAG_COLORMAP is set. It must > * be at least the size (in bytes) returned by PNG_IMAGE_COLORMAP_SIZE. > * image->colormap_entries will be updated to the actual number of entries > * written to the colormap this may be less than the original value. > */ > >PNG_EXPORT(238, void, png_image_free, (png_imagep image)) > /* Free any data allocated by libpng in image->opaque, setting the pointer to > * NULL. May be called at any time after the structure is initialized. > */ >#endif /* SIMPLIFIED_READ */ > >#ifdef PNG_SIMPLIFIED_WRITE_SUPPORTED >/* WRITE APIS > * ---------- > * For write you must initialize a png_image structure to describe the image to > * be written. To do this use memset to set the whole structure to 0 then > * initialize fields describing your image. > * > * version: must be set to PNG_IMAGE_VERSION > * opaque: must be initialized to NULL > * width: image width in pixels > * height: image height in rows > * format: the format of the data (image and color-map) you wish to write > * flags: set to 0 unless one of the defined flags applies set > * PNG_IMAGE_FLAG_COLORSPACE_NOT_sRGB for color format images where the RGB > * values do not correspond to the colors in sRGB. > * colormap_entries: set to the number of entries in the color-map (0 to 256) > */ >#ifdef PNG_SIMPLIFIED_WRITE_STDIO_SUPPORTED >PNG_EXPORT(239, int, png_image_write_to_file, (png_imagep image, > const char *file, int convert_to_8bit, const void *buffer, > png_int_32 row_stride, const void *colormap)) > /* Write the image to the named file. */ > >PNG_EXPORT(240, int, png_image_write_to_stdio, (png_imagep image, FILE *file, > int convert_to_8_bit, const void *buffer, png_int_32 row_stride, > const void *colormap)) > /* Write the image to the given (FILE*). */ >#endif /* SIMPLIFIED_WRITE_STDIO */ > >/* With all write APIs if image is in one of the linear formats with 16-bit > * data then setting convert_to_8_bit will cause the output to be an 8-bit PNG > * gamma encoded according to the sRGB specification, otherwise a 16-bit linear > * encoded PNG file is written. > * > * With color-mapped data formats the colormap parameter point to a color-map > * with at least image->colormap_entries encoded in the specified format. If > * the format is linear the written PNG color-map will be converted to sRGB > * regardless of the convert_to_8_bit flag. > * > * With all APIs row_stride is handled as in the read APIs - it is the spacing > * from one row to the next in component sized units (1 or 2 bytes) and if > * negative indicates a bottom-up row layout in the buffer. If row_stride is > * zero, libpng will calculate it for you from the image width and number of > * channels. > * > * Note that the write API does not support interlacing, sub-8-bit pixels or > * most ancillary chunks. If you need to write text chunks (e.g. for copyright > * notices) you need to use one of the other APIs. > */ > >PNG_EXPORT(245, int, png_image_write_to_memory, (png_imagep image, void *memory, > png_alloc_size_t * PNG_RESTRICT memory_bytes, int convert_to_8_bit, > const void *buffer, png_int_32 row_stride, const void *colormap)) > /* Write the image to the given memory buffer. The function both writes the > * whole PNG data stream to *memory and updates *memory_bytes with the count > * of bytes written. > * > * 'memory' may be NULL. In this case *memory_bytes is not read however on > * success the number of bytes which would have been written will still be > * stored in *memory_bytes. On failure *memory_bytes will contain 0. > * > * If 'memory' is not NULL it must point to memory[*memory_bytes] of > * writeable memory. > * > * If the function returns success memory[*memory_bytes] (if 'memory' is not > * NULL) contains the written PNG data. *memory_bytes will always be less > * than or equal to the original value. > * > * If the function returns false and *memory_bytes was not changed an error > * occurred during write. If *memory_bytes was changed, or is not 0 if > * 'memory' was NULL, the write would have succeeded but for the memory > * buffer being too small. *memory_bytes contains the required number of > * bytes and will be bigger that the original value. > */ > >#define png_image_write_get_memory_size(image, size, convert_to_8_bit, buffer,\ > row_stride, colormap)\ > png_image_write_to_memory(&(image), 0, &(size), convert_to_8_bit, buffer,\ > row_stride, colormap) > /* Return the amount of memory in 'size' required to compress this image. > * The png_image structure 'image' must be filled in as in the above > * function and must not be changed before the actual write call, the buffer > * and all other parameters must also be identical to that in the final > * write call. The 'size' variable need not be initialized. > * > * NOTE: the macro returns true/false, if false is returned 'size' will be > * set to zero and the write failed and probably will fail if tried again. > */ > >/* You can pre-allocate the buffer by making sure it is of sufficient size > * regardless of the amount of compression achieved. The buffer size will > * always be bigger than the original image and it will never be filled. The > * following macros are provided to assist in allocating the buffer. > */ >#define PNG_IMAGE_DATA_SIZE(image) (PNG_IMAGE_SIZE(image)+(image).height) > /* The number of uncompressed bytes in the PNG byte encoding of the image > * uncompressing the PNG IDAT data will give this number of bytes. > * > * NOTE: while PNG_IMAGE_SIZE cannot overflow for an image in memory this > * macro can because of the extra bytes used in the PNG byte encoding. You > * need to avoid this macro if your image size approaches 2^30 in width or > * height. The same goes for the remainder of these macros they all produce > * bigger numbers than the actual in-memory image size. > */ >#ifndef PNG_ZLIB_MAX_SIZE ># define PNG_ZLIB_MAX_SIZE(b) ((b)+(((b)+7U)>>3)+(((b)+63U)>>6)+11U) > /* An upper bound on the number of compressed bytes given 'b' uncompressed > * bytes. This is based on deflateBounds() in zlib different > * implementations of zlib compression may conceivably produce more data so > * if your zlib implementation is not zlib itself redefine this macro > * appropriately. > */ >#endif > >#define PNG_IMAGE_COMPRESSED_SIZE_MAX(image)\ > PNG_ZLIB_MAX_SIZE((png_alloc_size_t)PNG_IMAGE_DATA_SIZE(image)) > /* An upper bound on the size of the data in the PNG IDAT chunks. */ > >#define PNG_IMAGE_PNG_SIZE_MAX_(image, image_size)\ > ((8U/*sig*/+25U/*IHDR*/+16U/*gAMA*/+44U/*cHRM*/+12U/*IEND*/+\ > (((image).format&PNG_FORMAT_FLAG_COLORMAP)?/*colormap: PLTE, tRNS*/\ > 12U+3U*(image).colormap_entries/*PLTE data*/+\ > (((image).format&PNG_FORMAT_FLAG_ALPHA)?\ > 12U/*tRNS*/+(image).colormap_entries:0U):0U)+\ > 12U)+(12U*((image_size)/PNG_ZBUF_SIZE))/*IDAT*/+(image_size)) > /* A helper for the following macro if your compiler cannot handle the > * following macro use this one with the result of > * PNG_IMAGE_COMPRESSED_SIZE_MAX(image) as the second argument (most > * compilers should handle this just fine.) > */ > >#define PNG_IMAGE_PNG_SIZE_MAX(image)\ > PNG_IMAGE_PNG_SIZE_MAX_(image, PNG_IMAGE_COMPRESSED_SIZE_MAX(image)) > /* An upper bound on the total length of the PNG data stream for 'image'. > * The result is of type png_alloc_size_t, on 32-bit systems this may > * overflow even though PNG_IMAGE_DATA_SIZE does not overflow the write will > * run out of buffer space but return a corrected size which should work. > */ >#endif /* SIMPLIFIED_WRITE */ >/******************************************************************************* > * END OF SIMPLIFIED API > ******************************************************************************/ >#endif /* SIMPLIFIED_{READ|WRITE} */ > >/******************************************************************************* > * Section 6: IMPLEMENTATION OPTIONS > ******************************************************************************* > * > * Support for arbitrary implementation-specific optimizations. The API allows > * particular options to be turned on or off. 'Option' is the number of the > * option and 'onoff' is 0 (off) or non-0 (on). The value returned is given > * by the PNG_OPTION_ defines below. > * > * HARDWARE: normally hardware capabilities, such as the Intel SSE instructions, > * are detected at run time, however sometimes it may be impossible > * to do this in user mode, in which case it is necessary to discover > * the capabilities in an OS specific way. Such capabilities are > * listed here when libpng has support for them and must be turned > * ON by the application if present. > * > * SOFTWARE: sometimes software optimizations actually result in performance > * decrease on some architectures or systems, or with some sets of > * PNG images. 'Software' options allow such optimizations to be > * selected at run time. > */ >#ifdef PNG_SET_OPTION_SUPPORTED >#ifdef PNG_ARM_NEON_API_SUPPORTED ># define PNG_ARM_NEON 0 /* HARDWARE: ARM Neon SIMD instructions supported */ >#endif >#define PNG_MAXIMUM_INFLATE_WINDOW 2 /* SOFTWARE: force maximum window */ >#define PNG_SKIP_sRGB_CHECK_PROFILE 4 /* SOFTWARE: Check ICC profile for sRGB */ >#ifdef PNG_MIPS_MSA_API_SUPPORTED ># define PNG_MIPS_MSA 6 /* HARDWARE: MIPS Msa SIMD instructions supported */ >#endif >#ifdef PNG_DISABLE_ADLER32_CHECK_SUPPORTED ># define PNG_IGNORE_ADLER32 8 /* SOFTWARE: disable Adler32 check on IDAT */ >#endif >#ifdef PNG_POWERPC_VSX_API_SUPPORTED ># define PNG_POWERPC_VSX 10 /* HARDWARE: PowerPC VSX SIMD instructions > * supported */ >#endif >#ifdef PNG_MIPS_MMI_API_SUPPORTED ># define PNG_MIPS_MMI 12 /* HARDWARE: MIPS MMI SIMD instructions supported */ >#endif > >#define PNG_OPTION_NEXT 14 /* Next option - numbers must be even */ > >/* Return values: NOTE: there are four values and 'off' is *not* zero */ >#define PNG_OPTION_UNSET 0 /* Unset - defaults to off */ >#define PNG_OPTION_INVALID 1 /* Option number out of range */ >#define PNG_OPTION_OFF 2 >#define PNG_OPTION_ON 3 > >PNG_EXPORT(244, int, png_set_option, (png_structrp png_ptr, int option, > int onoff)) >#endif /* SET_OPTION */ > >/******************************************************************************* > * END OF HARDWARE AND SOFTWARE OPTIONS > ******************************************************************************/ > >#ifdef PNG_APNG_SUPPORTED >PNG_EXPORT(250, png_uint_32, png_get_acTL, (png_structp png_ptr, > png_infop info_ptr, png_uint_32 *num_frames, png_uint_32 *num_plays)) > >PNG_EXPORT(251, png_uint_32, png_set_acTL, (png_structp png_ptr, > png_infop info_ptr, png_uint_32 num_frames, png_uint_32 num_plays)) > >PNG_EXPORT(252, png_uint_32, png_get_num_frames, (png_structp png_ptr, > png_infop info_ptr)) > >PNG_EXPORT(253, png_uint_32, png_get_num_plays, (png_structp png_ptr, > png_infop info_ptr)) > >PNG_EXPORT(254, png_uint_32, png_get_next_frame_fcTL, > (png_structp png_ptr, png_infop info_ptr, png_uint_32 *width, > png_uint_32 *height, png_uint_32 *x_offset, png_uint_32 *y_offset, > png_uint_16 *delay_num, png_uint_16 *delay_den, png_byte *dispose_op, > png_byte *blend_op)) > >PNG_EXPORT(255, png_uint_32, png_set_next_frame_fcTL, > (png_structp png_ptr, png_infop info_ptr, png_uint_32 width, > png_uint_32 height, png_uint_32 x_offset, png_uint_32 y_offset, > png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, > png_byte blend_op)) > >PNG_EXPORT(256, png_uint_32, png_get_next_frame_width, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(257, png_uint_32, png_get_next_frame_height, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(258, png_uint_32, png_get_next_frame_x_offset, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(259, png_uint_32, png_get_next_frame_y_offset, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(260, png_uint_16, png_get_next_frame_delay_num, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(261, png_uint_16, png_get_next_frame_delay_den, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(262, png_byte, png_get_next_frame_dispose_op, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(263, png_byte, png_get_next_frame_blend_op, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(264, png_byte, png_get_first_frame_is_hidden, > (png_structp png_ptr, png_infop info_ptr)) >PNG_EXPORT(265, png_uint_32, png_set_first_frame_is_hidden, > (png_structp png_ptr, png_infop info_ptr, png_byte is_hidden)) > >#ifdef PNG_READ_APNG_SUPPORTED >PNG_EXPORT(266, void, png_read_frame_head, (png_structp png_ptr, > png_infop info_ptr)) >#ifdef PNG_PROGRESSIVE_READ_SUPPORTED >PNG_EXPORT(267, void, png_set_progressive_frame_fn, (png_structp png_ptr, > png_progressive_frame_ptr frame_info_fn, > png_progressive_frame_ptr frame_end_fn)) >#endif /* PROGRESSIVE_READ */ >#endif /* READ_APNG */ > >#ifdef PNG_WRITE_APNG_SUPPORTED >PNG_EXPORT(268, void, png_write_frame_head, (png_structp png_ptr, > png_infop info_ptr, png_bytepp row_pointers, > png_uint_32 width, png_uint_32 height, > png_uint_32 x_offset, png_uint_32 y_offset, > png_uint_16 delay_num, png_uint_16 delay_den, png_byte dispose_op, > png_byte blend_op)) > >PNG_EXPORT(269, void, png_write_frame_tail, (png_structp png_ptr, > png_infop info_ptr)) >#endif /* WRITE_APNG */ >#endif /* APNG */ > >/* Maintainer: Put new public prototypes here ^, in libpng.3, in project > * defs, and in scripts/symbols.def. > */ > >/* The last ordinal number (this is the *last* one already used the next > * one to use is one more than this.) > */ >#ifdef PNG_EXPORT_LAST_ORDINAL >#ifdef PNG_APNG_SUPPORTED > PNG_EXPORT_LAST_ORDINAL(269) >#else > PNG_EXPORT_LAST_ORDINAL(249) >#endif /* APNG */ >#endif > >#ifdef __cplusplus >} >#endif > >#endif /* PNG_VERSION_INFO_ONLY */ >/* Do not put anything past this line */ >#endif /* PNG_H */ >") >-- Found Freetype: /usr/lib64/libfreetype.so (found version "2.13.2") >-- Found Jpeg: /usr/lib64/libjpeg.so (found version "62") >-- Found Tiff: /usr/lib64/libtiff.so (found version "4.6.0") >-- Could NOT find Ffmpeg (missing: FFMPEG_TEST_COMPILED) (found suitable version "60.31.102", minimum required is "57.48.100") >-- Found ZeroMQ: /usr/lib64/libzmq.so (found version "4.3.5") >-- Found Pixman: /usr/lib64/libpixman-1.so (found version "0.43.4") >-- Found Cairo: /usr/lib64/libcairo.so (found version "1.18.0") >-- Could NOT find Agg (missing: AGG_LIBRARY AGG_INCLUDE_DIR AGG_VERSION_STRING) >-- Could NOT find Gs (missing: GS_LIBRARY) (found version "3.0") >GKS plugins: >- cairoplugin: > PNG output: Yes > BMP output: Yes > JPEG output: Yes > Tiff output: Yes > Sixel output: Yes > Memory output: Yes > X11 output: No (not available in CMake build) >- aggplugin: No (Agg not found) >- videoplugin: No (ffmpeg / ogg / theora / vpx / openh264 not found) >- pgfplugin: > TeX output: Yes >- wmfplugin: > WMF output: Yes >- gsplugin: No (ghostscript not found) >- svgplugin: > SVG output: Yes >- glplugin: Yes >- zmqplugin: Yes >- x11plugin: Yes >- qt5plugin: Yes >- qt6plugin: Yes >- qtplugin: No (Qt4 not found) >- gtkplugin: No (not implemented yet) > >GKS applications: >- gksqt: Yes >- grplot: Yes > >GRM integrations: >- libxml2: Yes >- Expat: No > >-- <<< Gentoo configuration >>> >Build type RelWithDebInfo >Install path /usr/gr >Compiler flags: >C -O2 -pipe -march=native -fno-diagnostics-color >C++ -O2 -pipe -march=native -fno-diagnostics-color >Linker flags: >Executable -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--defsym=__gentoo_check_ldflags__=0 >Module -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--defsym=__gentoo_check_ldflags__=0 >Shared -Wl,-O1 -Wl,--as-needed -Wl,-z,pack-relative-relocs -Wl,--defsym=__gentoo_check_ldflags__=0 > >-- Configuring done (16.6s) >-- Generating done (0.1s) >-- Build files have been written to: /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build >>>> Source configured. >>>> Compiling source in /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3 ... > * Source directory (CMAKE_USE_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3" > * Build directory (BUILD_DIR): "/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build" >ninja -v -j4 -l0 >[1/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/afm.c.o -MF CMakeFiles/gks_static.dir/lib/gks/afm.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/afm.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/afm.c >[2/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/malloc.c.o -MF CMakeFiles/gks_static.dir/lib/gks/malloc.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/malloc.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/malloc.c >[3/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/font.c.o -MF CMakeFiles/gks_static.dir/lib/gks/font.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/font.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/font.c >[4/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/socket.c.o -MF CMakeFiles/gks_static.dir/lib/gks/socket.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/socket.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/socket.c >[5/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/compress.c.o -MF CMakeFiles/gks_static.dir/lib/gks/compress.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/compress.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/compress.c >[6/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/mf.c.o -MF CMakeFiles/gks_static.dir/lib/gks/mf.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/mf.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/mf.c >[7/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/win.c.o -MF CMakeFiles/gks_static.dir/lib/gks/win.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/win.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/win.c >[8/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/ft.c.o -MF CMakeFiles/gks_static.dir/lib/gks/ft.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/ft.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/ft.c >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/ft.c: In function âft_open_fontâ: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/ft.c:182:7: warning: ignoring return value of âfreadâ declared with attribute âwarn_unused_resultâ [-Wunused-result] > 182 | fread(ft_font_file_pointer[ft_num_font_files], 1, size, f); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >[9/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/util.c.o -MF CMakeFiles/gks_static.dir/lib/gks/util.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/util.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/util.c >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/util.c: In function âhave_itermâ: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/util.c:1704:7: warning: ignoring return value of âwriteâ declared with attribute âwarn_unused_resultâ [-Wunused-result] > 1704 | write(STDOUT_FILENO, req, strlen(req)); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >[10/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD 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-pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/dl.c.o -MF CMakeFiles/gks_static.dir/lib/gks/dl.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/dl.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/dl.c >[13/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/gks.c.o -MF CMakeFiles/gks_static.dir/lib/gks/gks.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/gks.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/gks.c >[14/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/error.c.o -MF CMakeFiles/gks_static.dir/lib/gks/error.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/error.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/error.c >[15/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/io.c.o -MF CMakeFiles/gks_static.dir/lib/gks/io.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/io.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/io.c >[16/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/plugin.c.o -MF CMakeFiles/gks_static.dir/lib/gks/plugin.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/plugin.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/plugin.c >[17/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/resample.c.o -MF CMakeFiles/gks_static.dir/lib/gks/resample.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/resample.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/resample.c >[18/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/boundary.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/boundary.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/boundary.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/boundary.c >[19/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/pdf.c.o -MF CMakeFiles/gks_static.dir/lib/gks/pdf.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/pdf.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/pdf.c >[20/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/contourf.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/contourf.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/contourf.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/contourf.c >[21/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC 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-Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/contour.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/contour.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/contour.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/contour.c >[24/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gks_static.dir/lib/gks/ps.c.o -MF CMakeFiles/gks_static.dir/lib/gks/ps.c.o.d -o CMakeFiles/gks_static.dir/lib/gks/ps.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks/ps.c >[25/276] : && /usr/bin/cmake -E rm -f libGKS.a && /usr/bin/x86_64-pc-linux-gnu-ar qc libGKS.a CMakeFiles/gks_static.dir/lib/gks/afm.c.o CMakeFiles/gks_static.dir/lib/gks/font.c.o CMakeFiles/gks_static.dir/lib/gks/socket.c.o CMakeFiles/gks_static.dir/lib/gks/ft.c.o CMakeFiles/gks_static.dir/lib/gks/malloc.c.o CMakeFiles/gks_static.dir/lib/gks/util.c.o CMakeFiles/gks_static.dir/lib/gks/compress.c.o CMakeFiles/gks_static.dir/lib/gks/gks.c.o CMakeFiles/gks_static.dir/lib/gks/mf.c.o CMakeFiles/gks_static.dir/lib/gks/win.c.o CMakeFiles/gks_static.dir/lib/gks/gksforbnd.c.o CMakeFiles/gks_static.dir/lib/gks/pdf.c.o CMakeFiles/gks_static.dir/lib/gks/wiss.c.o CMakeFiles/gks_static.dir/lib/gks/dl.c.o CMakeFiles/gks_static.dir/lib/gks/plugin.c.o CMakeFiles/gks_static.dir/lib/gks/error.c.o CMakeFiles/gks_static.dir/lib/gks/io.c.o CMakeFiles/gks_static.dir/lib/gks/ps.c.o CMakeFiles/gks_static.dir/lib/gks/resample.c.o && /usr/bin/x86_64-pc-linux-gnu-ranlib libGKS.a && : >[26/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/image.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/image.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/image.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/image.c >[27/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/interp2.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/interp2.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/interp2.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/interp2.c >[28/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/import.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/import.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/import.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/import.c >[29/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/stream.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/stream.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/stream.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/stream.c >[30/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/md5.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/md5.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/md5.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/md5.c >[31/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/shade.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/shade.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/shade.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c >In function âxcallocâ, > inlined from âequalizeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:74:17, > inlined from âshadeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:112:7, > inlined from âgr_shadeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:249:3: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:37:26: warning: argument 1 value â18446744071562067970â exceeds maximum object size 9223372036854775807 [-Walloc-size-larger-than=] > 37 | char *result = (char *)calloc(count, size); > | ^~~~~~~~~~~~~~~~~~~ >In file included from /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:14: >/usr/include/stdlib.h: In function âgr_shadeâ: >/usr/include/stdlib.h:675:14: note: in a call to allocation function âcallocâ declared here > 675 | extern void *calloc (size_t __nmemb, size_t __size) > | ^~~~~~ >In function âxcallocâ, > inlined from âequalizeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:74:17, > inlined from âshadeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:112:7, > inlined from âgr_shadeâ at /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:249:3: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/shade.c:37:26: warning: argument 1 value â18446744071562067970â exceeds maximum object size 9223372036854775807 [-Walloc-size-larger-than=] > 37 | char *result = (char *)calloc(count, size); > | ^~~~~~~~~~~~~~~~~~~ >/usr/include/stdlib.h: In function âgr_shadeâ: >/usr/include/stdlib.h:675:14: note: in a call to allocation function âcallocâ declared here > 675 | extern void *calloc (size_t __nmemb, size_t __size) > | ^~~~~~ >[32/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/strlib.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/strlib.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/strlib.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/strlib.c >[33/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/spline.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/spline.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/spline.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/spline.c >[34/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/text.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/text.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/text.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/text.c >[35/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/gridit.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/gridit.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/gridit.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/gridit.c >[36/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/mathtex2_kerning.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/mathtex2_kerning.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/mathtex2_kerning.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/mathtex2_kerning.c >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/mathtex2_kerning.c: In function âinit_offsetsâ: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/mathtex2_kerning.c:44:3: warning: ignoring return value of âfreadâ declared with attribute âwarn_unused_resultâ [-Wunused-result] > 44 | fread(offsets, sizeof(short), NUM_CODEPOINTS * NUM_CODEPOINTS, offsets_fp); > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >[37/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/threadpool.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/threadpool.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/threadpool.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/threadpool.c >[38/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/mathtex2.tab.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/mathtex2.tab.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/mathtex2.tab.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/mathtex2.tab.c >[39/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/mathtex2.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/mathtex2.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/mathtex2.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/mathtex2.c >[40/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3.c.o -MF CMakeFiles/gr3_shared.dir/lib/gr3/gr3.c.o.d -o CMakeFiles/gr3_shared.dir/lib/gr3/gr3.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3/gr3.c >[41/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3_html.c.o -MF 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-I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3_jpeg.c.o -MF CMakeFiles/gr3_shared.dir/lib/gr3/gr3_jpeg.c.o.d -o CMakeFiles/gr3_shared.dir/lib/gr3/gr3_jpeg.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3/gr3_jpeg.c >[44/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color 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-Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3_gr.c.o -MF CMakeFiles/gr3_shared.dir/lib/gr3/gr3_gr.c.o.d -o CMakeFiles/gr3_shared.dir/lib/gr3/gr3_gr.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3/gr3_gr.c >[47/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC 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/usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3_glx.c.o -MF CMakeFiles/gr3_shared.dir/lib/gr3/gr3_glx.c.o.d -o CMakeFiles/gr3_shared.dir/lib/gr3/gr3_glx.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3/gr3_glx.c >[50/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/base64.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/base64.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/base64.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/base64.c >[51/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/dump.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/dump.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/dump.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/dump.c >[52/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/dynamic_args_array.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/dynamic_args_array.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/dynamic_args_array.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/dynamic_args_array.c >[53/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/error.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/error.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/error.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/error.c >[54/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/args.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/args.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/args.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/args.c >[55/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr3_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr3_shared.dir/lib/gr3/gr3_sr.c.o -MF CMakeFiles/gr3_shared.dir/lib/gr3/gr3_sr.c.o.d -o CMakeFiles/gr3_shared.dir/lib/gr3/gr3_sr.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3/gr3_sr.c >[56/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/event.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/event.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/event.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/event.c >[57/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/json.c.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/json.c.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/json.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/json.c >[58/276] /usr/bin/x86_64-pc-linux-gnu-g++ -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c++17 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_c.cxx.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_c.cxx.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_c.cxx.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/layout_c.cxx >[59/276] /usr/bin/x86_64-pc-linux-gnu-g++ -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c++17 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx >FAILED: CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o >/usr/bin/x86_64-pc-linux-gnu-g++ -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c++17 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/interaction.cxx.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx: In function âvoid moveTransformationHelper(const std::shared_ptr<GRM::Element>&, double, double, double, double, bool)â: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx:383:16: error: no matching function for call to âfind(std::vector<std::__cxx11::basic_string<char> >::iterator, std::vector<std::__cxx11::basic_string<char> >::iterator, std::string)â > 383 | if (std::find(ndc_transformation_elems.begin(), ndc_transformation_elems.end(), element->localName()) != > | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >In file included from /usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/locale_facets.h:48, > from /usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/basic_ios.h:37, > from /usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/ios:46, > from /usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/ostream:40, > from /usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/iostream:41, > from /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include/grm/dom_render/render.hxx:4, > from /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include/grm/plot.h:20, > from /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/plot_int.h:20, > from /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx:9: >/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/streambuf_iterator.h:435:5: note: candidate: âtemplate<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT, std::char_traits<_CharT> > >::__type std::find(istreambuf_iterator<_CharT, char_traits<_CharT> >, istreambuf_iterator<_CharT, char_traits<_CharT> >, const _CharT2&)â > 435 | find(istreambuf_iterator<_CharT> __first, > | ^~~~ >/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14/bits/streambuf_iterator.h:435:5: note: template argument deduction/substitution failed: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/interaction.cxx:383:16: note: â__gnu_cxx::__normal_iterator<std::__cxx11::basic_string<char>*, std::vector<std::__cxx11::basic_string<char> > >â is not derived from âstd::istreambuf_iterator<_CharT, std::char_traits<_CharT> >â > 383 | if (std::find(ndc_transformation_elems.begin(), ndc_transformation_elems.end(), element->localName()) != > | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ >[60/276] /usr/bin/x86_64-pc-linux-gnu-g++ -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c++17 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_error.cxx.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_error.cxx.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/layout_error.cxx.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/layout_error.cxx >[61/276] /usr/bin/x86_64-pc-linux-gnu-gcc -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -Dgr_shared_EXPORTS -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -isystem /usr/include/freetype2 -O2 -pipe -march=native -fno-diagnostics-color -std=c90 -fPIC -fno-diagnostics-color -pthread -MD -MT CMakeFiles/gr_shared.dir/lib/gr/gr.c.o -MF CMakeFiles/gr_shared.dir/lib/gr/gr.c.o.d -o CMakeFiles/gr_shared.dir/lib/gr/gr.c.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/gr.c >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/gr.c: In function âinitializeâ: >/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr/gr.c:1437:7: warning: assignment discards âconstâ qualifier from pointer target type [-Wdiscarded-qualifiers] > 1437 | env = gks_getenv("GR_SCALE_FACTOR"); > | ^ >[62/276] /usr/bin/x86_64-pc-linux-gnu-g++ -DBUILDING_GR -DGRDIR=\"/usr/gr\" -DHAVE_ZLIB -DNO_EXPAT -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/include -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gks -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr -I/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/gr3 -isystem /usr/include/freetype2 -isystem /usr/include/libxml2 -O2 -pipe -march=native -fno-diagnostics-color -std=c++17 -fPIC -fvisibility=hidden -fno-diagnostics-color -pthread -MD -MT CMakeFiles/grm_static.dir/lib/grm/src/grm/layout.cxx.o -MF CMakeFiles/grm_static.dir/lib/grm/src/grm/layout.cxx.o.d -o CMakeFiles/grm_static.dir/lib/grm/src/grm/layout.cxx.o -c /var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3/lib/grm/src/grm/layout.cxx >ninja: build stopped: subcommand failed. > * ERROR: sci-visualization/gr-0.73.3::gentoo failed (compile phase): > * ninja -v -j4 -l0 failed > * > * Call stack: > * ebuild.sh, line 136: Called src_compile > * environment, line 2216: Called cmake_src_compile > * environment, line 934: Called cmake_build > * environment, line 901: Called eninja > * environment, line 1377: Called die > * The specific snippet of code: > * "$@" || die -n "${*} failed" > * > * If you need support, post the output of `emerge --info '=sci-visualization/gr-0.73.3::gentoo'`, > * the complete build log and the output of `emerge -pqv '=sci-visualization/gr-0.73.3::gentoo'`. > * The complete build log is located at '/var/log/portage/sci-visualization:gr-0.73.3:20240424-124205.log'. > * For convenience, a symlink to the build log is located at '/var/tmp/portage/sci-visualization/gr-0.73.3/temp/build.log'. > * The ebuild environment file is located at '/var/tmp/portage/sci-visualization/gr-0.73.3/temp/environment'. > * Working directory: '/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3_build' > * S: '/var/tmp/portage/sci-visualization/gr-0.73.3/work/gr-0.73.3' >
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