native Indeo3 decoder implementation

Originally committed as revision 1777 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/Makefile

@@ -21,7 +21,7 @@ ASM_OBJS=
 
 # codecs which are patented in some non free countries like the us
 ifeq ($(CONFIG_RISKY),yes)
-OBJS+= h263.o msmpeg4.o h263dec.o svq1.o rv10.o wmadec.o
+OBJS+= h263.o msmpeg4.o h263dec.o svq1.o rv10.o wmadec.o indeo3.o
 endif
 
 # currently using liba52 for ac3 decoding

libavcodec/allcodecs.c

@@ -82,6 +82,7 @@ void avcodec_register_all(void)
     register_avcodec(&svq1_decoder);
     register_avcodec(&wmav1_decoder);
     register_avcodec(&wmav2_decoder);
+    register_avcodec(&indeo3_decoder);
 #endif
     register_avcodec(&mpeg_decoder);
     register_avcodec(&dvvideo_decoder);

libavcodec/avcodec.h

@@ -50,6 +50,7 @@ enum CodecID {
     CODEC_ID_HUFFYUV,
     CODEC_ID_CYUV,
     CODEC_ID_H264,
+    CODEC_ID_INDEO3,
 
     /* various pcm "codecs" */
     CODEC_ID_PCM_S16LE,
@@ -1183,6 +1184,7 @@ extern AVCodec huffyuv_decoder;
 extern AVCodec oggvorbis_decoder;
 extern AVCodec cyuv_decoder;
 extern AVCodec h264_decoder;
+extern AVCodec indeo3_decoder;
 
 /* pcm codecs */
 #define PCM_CODEC(id, name) \

libavformat/avienc.c

@@ -142,6 +142,10 @@ const CodecTag codec_bmp_tags[] = {
     { CODEC_ID_CYUV, MKTAG('c', 'y', 'u', 'v') },
     { CODEC_ID_RAWVIDEO, MKTAG('Y', '4', '2', '2') },
     { CODEC_ID_RAWVIDEO, MKTAG('I', '4', '2', '0') },
+    { CODEC_ID_INDEO3, MKTAG('i', 'v', '3', '1') },
+    { CODEC_ID_INDEO3, MKTAG('i', 'v', '3', '2') },
+    { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '1') },
+    { CODEC_ID_INDEO3, MKTAG('I', 'V', '3', '2') },
     { 0, 0 },
 };