first pass at Sierra VMD A/V decoders; video looks great, audio is not

yet complete

Originally committed as revision 2652 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavcodec/Makefile

@@ -19,7 +19,7 @@ OBJS= common.o utils.o mem.o allcodecs.o \
       vp3.o asv1.o 4xm.o cabac.o ffv1.o ra144.o ra288.o vcr1.o cljr.o \
       roqvideo.o dpcm.o interplayvideo.o xan.o rpza.o cinepak.o msrle.o \
       msvideo1.o vqavideo.o idcinvideo.o adx.o rational.o faandct.o 8bps.o \
-      smc.o parser.o flicvideo.o truemotion1.o
+      smc.o parser.o flicvideo.o truemotion1.o vmdav.o
 
 ifeq ($(AMR_NB),yes)
 ifeq ($(AMR_NB_FIXED),yes)

libavcodec/allcodecs.c

@@ -140,6 +140,8 @@ void avcodec_register_all(void)
     register_avcodec(&smc_decoder);
     register_avcodec(&flic_decoder);
     register_avcodec(&truemotion1_decoder);
+    register_avcodec(&vmdvideo_decoder);
+    register_avcodec(&vmdaudio_decoder);
 #ifdef CONFIG_AC3
     register_avcodec(&ac3_decoder);
 #endif

libavcodec/avcodec.h

@@ -89,6 +89,8 @@ enum CodecID {
     CODEC_ID_SMC,
     CODEC_ID_FLIC,
     CODEC_ID_TRUEMOTION1,
+    CODEC_ID_VMDVIDEO,
+    CODEC_ID_VMDAUDIO,
 
     /* various pcm "codecs" */
     CODEC_ID_PCM_S16LE,
@@ -1662,6 +1664,8 @@ extern AVCodec idcin_decoder;
 extern AVCodec eightbps_decoder;
 extern AVCodec smc_decoder;
 extern AVCodec flic_decoder;
+extern AVCodec vmdvideo_decoder;
+extern AVCodec vmdaudio_decoder;
 extern AVCodec truemotion1_decoder;
 extern AVCodec ra_144_decoder;
 extern AVCodec ra_288_decoder;