Allow AVFormatContext.duration to be set if no individual stream duration is known.

Demuxers already do this ...

Originally committed as revision 22796 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2010-04-04 12:20:10 +00:00
parent 2819760b5c
commit 37f57ab4dd

View File

@ -611,8 +611,9 @@ typedef struct AVFormatContext {
It is deduced from the AVStream values. */
int64_t start_time;
/** Decoding: duration of the stream, in AV_TIME_BASE fractional
seconds. NEVER set this value directly: it is deduced from the
AVStream values. */
seconds. Only set this value if you know none of the individual stream
durations and also dont set any of them. This is deduced from the
AVStream values if not set. */
int64_t duration;
/** decoding: total file size, 0 if unknown */
int64_t file_size;