VIDEO_ES, "Real Video 10" },
{ VLC_FOURCC('R','V','1','3'), CODEC_ID_RV10,
VIDEO_ES, "Real Video 13" },
+#if LIBAVCODEC_BUILD >= ((51<<16)+(15<<8)+1)
+ { VLC_FOURCC('R','V','2','0'), CODEC_ID_RV20,
+ VIDEO_ES, "Real Video 20" },
+#endif
#if LIBAVCODEC_BUILD >= 4684
/* Apple Video */