diff options
Diffstat (limited to 'libavformat/avformat.h')
-rw-r--r-- | libavformat/avformat.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/libavformat/avformat.h b/libavformat/avformat.h index b17c791eac..473b8daedf 100644 --- a/libavformat/avformat.h +++ b/libavformat/avformat.h @@ -710,9 +710,12 @@ typedef struct AVStream { * of which frame timestamps are represented. * * decoding: set by libavformat - * encoding: set by libavformat in avformat_write_header. The muxer may use the - * user-provided value of @ref AVCodecContext.time_base "codec->time_base" - * as a hint. + * encoding: May be set by the caller before avformat_write_header() to + * provide a hint to the muxer about the desired timebase. In + * avformat_write_header(), the muxer will overwrite this field + * with the timebase that will actually be used for the timestamps + * written into the file (which may or may not be related to the + * user-provided one, depending on the format). */ AVRational time_base; |