Try to clarify the semantics of AVPacket.duration.

Originally committed as revision 15178 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · a82630deb2
parent d3ce0792c2
commit a82630deb2
1 changed files with 5 additions and 1 deletions
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@ -70,7 +70,11 @@ typedef struct AVPacket {
    int   size;
    int   stream_index;
    int   flags;
-    int   duration;                         ///< presentation duration in time_base units (0 if not available)
+    /**
+     * Duration of this packet in time_base units, 0 if unknown.
+     * Equals next_pts - this_pts in presentation order.
+     */
+    int   duration;
    void  (*destruct)(struct AVPacket *);
    void  *priv;
    int64_t pos;                            ///< byte position in stream, -1 if unknown