initial support for Duck TrueMotion v1 (think of it as On2 VP1); only

16-bit mode supported thus far

Originally committed as revision 2555 to svn://svn.ffmpeg.org/ffmpeg/trunk

Changelog

@@ -10,6 +10,8 @@ version <next>:
 - Id Quake II CIN playback support
 - 8BPS video decoder
 - FLIC playback support
+- RealVideo 2.0 (RV20) decoder
+- Duck TrueMotion v1 (DUCK) video decoder
 
 version 0.4.8:
 

doc/ffmpeg-doc.texi

@@ -707,6 +707,7 @@ following image formats are supported:
 @item Id Cinematic Video     @tab     @tab  X @tab used in Quake II
 @item Planar RGB             @tab     @tab  X @tab fourcc: 8BPS
 @item FLIC video             @tab     @tab  X
+@item Duck TrueMotion v1     @tab     @tab  X @tab fourcc: DUCK
 @end multitable
 
 @code{X} means that the encoding (resp. decoding) is supported.

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
+      smc.o parser.o flicvideo.o truemotion1.o
 
 ifeq ($(AMR_NB),yes)
 ifeq ($(AMR_NB_FIXED),yes)

libavcodec/allcodecs.c

@@ -139,6 +139,7 @@ void avcodec_register_all(void)
     register_avcodec(&eightbps_decoder);
     register_avcodec(&smc_decoder);
     register_avcodec(&flic_decoder);
+    register_avcodec(&truemotion1_decoder);
 #ifdef CONFIG_AC3
     register_avcodec(&ac3_decoder);
 #endif

libavcodec/avcodec.h

@@ -88,6 +88,7 @@ enum CodecID {
     CODEC_ID_8BPS,
     CODEC_ID_SMC,
     CODEC_ID_FLIC,
+    CODEC_ID_TRUEMOTION1,
 
     /* various pcm "codecs" */
     CODEC_ID_PCM_S16LE,
@@ -1581,6 +1582,7 @@ extern AVCodec idcin_decoder;
 extern AVCodec eightbps_decoder;
 extern AVCodec smc_decoder;
 extern AVCodec flic_decoder;
+extern AVCodec truemotion1_decoder;
 extern AVCodec ra_144_decoder;
 extern AVCodec ra_288_decoder;
 extern AVCodec roq_dpcm_decoder;