avformat/asfdec_f: Increase the amount of information provided in cases of errors

[ffmpeg] / libavformat / yuv4mpeg.h

diff --git a/libavformat/yuv4mpeg.h b/libavformat/yuv4mpeg.h
index 750f49840763b55f5d7ced036938c41c6c0d0d98..eba7337fe6c4386bbe5c23214cb7f7acc61306fc 100644 (file)
--- a/libavformat/yuv4mpeg.h
+++ b/libavformat/yuv4mpeg.h
@@ -23,5 +23,6 @@
 
 #define Y4M_MAGIC "YUV4MPEG2"
 #define Y4M_FRAME_MAGIC "FRAME"
+#define Y4M_FRAME_MAGIC_LEN 6
 
 #endif /* AVFORMAT_YUV4MPEG_H */