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-rw-r--r--libavcodec/avcodec.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index c39355ef02..39dabebb00 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -1212,7 +1212,8 @@ typedef struct AVCodecContext {
void (*release_buffer)(struct AVCodecContext *c, AVFrame *pic);
/**
- * If 1 the stream has a 1 frame delay during decoding.
+ * Size of the frame reordering buffer in the decoder.
+ * for mpeg2 its 1 IPB or 0 low delay IP
* - encoding: Set by libavcodec.
* - decoding: Set by libavcodec.
*/