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#include "metadata.h" | #include "metadata.h" |
#include "macros.h" | #include "macros.h" |
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#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT < 8 |
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#define LEGACY_FLAC |
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#else |
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#undef LEGACY_FLAC |
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#endif |
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struct _Metadata { | struct _Metadata { |
char *title; | char *title; |
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} CallbackData; | } CallbackData; |
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static FLAC__StreamDecoderReadStatus | static FLAC__StreamDecoderReadStatus |
FLAC_read_callback (const FLAC__StreamDecoder *UNUSED(decoder), FLAC__byte buffer[], unsigned *bytes, void *client_data) |
FLAC_read_callback (const FLAC__StreamDecoder *UNUSED(decoder), |
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FLAC__byte buffer[], |
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#if defined(LEGACY_FLAC) |
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unsigned *bytes, |
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#else |
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size_t *bytes, |
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#endif |
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void *client_data) |
{ | { |
CallbackData *data = (CallbackData *) client_data; | CallbackData *data = (CallbackData *) client_data; |
GnomeVFSFileSize read; | GnomeVFSFileSize read; |
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flac_decoder = FLAC__stream_decoder_new (); | flac_decoder = FLAC__stream_decoder_new (); |
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#if defined(LEGACY_FLAC) |
FLAC__stream_decoder_set_read_callback (flac_decoder, FLAC_read_callback); | FLAC__stream_decoder_set_read_callback (flac_decoder, FLAC_read_callback); |
FLAC__stream_decoder_set_write_callback (flac_decoder, FLAC_write_callback); | FLAC__stream_decoder_set_write_callback (flac_decoder, FLAC_write_callback); |
FLAC__stream_decoder_set_metadata_callback (flac_decoder, FLAC_metadata_callback); | FLAC__stream_decoder_set_metadata_callback (flac_decoder, FLAC_metadata_callback); |
FLAC__stream_decoder_set_error_callback (flac_decoder, FLAC_error_callback); | FLAC__stream_decoder_set_error_callback (flac_decoder, FLAC_error_callback); |
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#endif |
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callback_data = g_new0 (CallbackData, 1); | callback_data = g_new0 (CallbackData, 1); |
callback_data->handle = handle; | callback_data->handle = handle; |
callback_data->comment = comment; | callback_data->comment = comment; |
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#if defined(LEGACY_FLAC) |
FLAC__stream_decoder_set_client_data (flac_decoder, callback_data); | FLAC__stream_decoder_set_client_data (flac_decoder, callback_data); |
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#endif |
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/* by default, only the STREAMINFO block is parsed and passed to | /* by default, only the STREAMINFO block is parsed and passed to |
* the metadata callback. Here we instruct the decoder to also | * the metadata callback. Here we instruct the decoder to also |
* pass us the VORBISCOMMENT block if there is one. */ | * pass us the VORBISCOMMENT block if there is one. */ |
FLAC__stream_decoder_set_metadata_respond (flac_decoder, FLAC__METADATA_TYPE_VORBIS_COMMENT); | FLAC__stream_decoder_set_metadata_respond (flac_decoder, FLAC__METADATA_TYPE_VORBIS_COMMENT); |
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#if defined(LEGACY_FLAC) |
FLAC__stream_decoder_init (flac_decoder); | FLAC__stream_decoder_init (flac_decoder); |
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#else |
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FLAC__stream_decoder_init_stream (flac_decoder, |
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FLAC_read_callback, |
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NULL, |
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NULL, |
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NULL, |
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NULL, |
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FLAC_write_callback, |
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FLAC_metadata_callback, |
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FLAC_error_callback, |
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callback_data |
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); |
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#endif |
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/* this runs the decoding process, calling the callbacks as appropriate */ | /* this runs the decoding process, calling the callbacks as appropriate */ |
if (FLAC__stream_decoder_process_until_end_of_metadata (flac_decoder) == 0) { | if (FLAC__stream_decoder_process_until_end_of_metadata (flac_decoder) == 0) { |
