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

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