--- old/ffmpeg-0.4.9_p20050226-r5.ebuild	2005-06-18 00:00:00.000000000 +0200
+++ new/ffmpeg-0.4.9_p20050226-r5.ebuild	2005-06-18 00:00:00.000000000 +0200
@@ -12,14 +12,18 @@
 S_STATIC=${S_BASE}-static
 S_SHARED=${S_BASE}-shared
 
-SRC_URI="mirror://sourceforge/ffmpeg/${MY_P}.tbz2"
+SRC_URI="mirror://sourceforge/ffmpeg/${MY_P}.tbz2
+		amr? (
+			http://www.3gpp.org/ftp/Specs/archive/26_series/26.104/26104-510.zip
+			http://www.3gpp.org/ftp/Specs/archive/26_series/26.204/26204-510.zip
+		)"
 
 LICENSE="GPL-2"
 SLOT="0"
 # ~alpha need to test aac useflag
 # ~ia64 ~arm ~mips ~hppa
 KEYWORDS="~alpha amd64 ~ia64 ppc ppc64 sparc x86"
-IUSE="aac altivec debug doc ieee1394 a52 encode imlib mmx ogg vorbis oss threads truetype v4l xvid dts network zlib sdl"
+IUSE="aac altivec amr debug doc ieee1394 a52 encode imlib mmx ogg vorbis oss threads truetype v4l xvid dts network zlib sdl"
 
 # Theora support has switch but there's no oggtheora.c sourcefile...
 
@@ -63,6 +67,12 @@
 	epatch ${FILESDIR}/${PN}-a52.patch
 	epatch ${FILESDIR}/${PN}-missing_links.patch
 
+	if use amr; then
+		mkdir ${S_BASE}/libavcodec/amr_float ${S_BASE}/libavcodec/amrwb_float
+		unzip ${WORKDIR}/26104-510_ANSI_C_source_code.zip -d ${S_BASE}/libavcodec/amr_float
+		unzip ${WORKDIR}/26204-510_ANSI-C_source_code.zip -d ${S_BASE}/libavcodec/amrwb_float
+	fi
+
 	cd ${S}
 	cp -R ${S_BASE} ${S_STATIC}
 	mv ${S_BASE} ${S_SHARED}
@@ -104,6 +114,7 @@
 		$(use_enable zlib) \
 		$(use_enable sdl ffplay) \
 		$(use_enable aac faad) $(use_enable aac faac) --disable-faadbin \
+		$(use_enable amr amr_nb) $(use_enable amr amr_wb) \
 		--enable-gpl \
 		--enable-pp \
 		--disable-opts"