Am Mi., 25. März 2020 um 05:45 Uhr schrieb Andreas Rheinhardt <andreas.rheinha...@gmail.com>: > > Up until now, writing level 1 elements proceeded as follows: First, the > element id was written to the ordinary output AVIOContext and a dynamic > buffer was opened for the content of the level 1 element in > start_ebml_master_crc32(). Then this buffer was actually used and after it > was closed (in end_ebml_master_crc32()), the size field corresponding to > the buffer's size was written, after which the actual data was written. > > This commit changes this: Nothing is written to the main AVIOContext any > more in start_ebml_master_crc32(). end_ebml_master_crc32() now writes > both the id, the length field as well as the data. This implies that > one can start a level 1 element in memory without outputting anything. > This is done to enable to test whether enough space has been reserved > for the Cues (if space has been reserved for them) before writing them. > A large duration between outputting the header and outputting the rest > could also break certain streaming usecases like the one from #8578 > (which this commit fixes). > > Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com> > --- > The commit message has been updated in light of ticket #8578; nothing > else has changed.
Please mention the ticket in the commit message. Thank you, Carl Eugen _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
