[FFmpeg-user] Is there a reason the default vsync for the mp4 muxer is not 2?

Carl Eugen Hoyos ceffmpeg at gmail.com
Thu May 24 19:36:01 EEST 2018

2018-05-24 7:18 GMT+02:00, André Hänsel <andre at webkr.de>:
>>2018-05-23 16:24 GMT+02:00, André Hänsel <andre at webkr.de>:
>>>>> I added -vsync 2 to the command line options and I got a file
>>>>> that has roughly the same number of frames as the input.
>>>> But it is - unfortunately! - an invalid file.
>>> Is there a ticket/additional info about what is/can be invalid in this
>>> file?
>>I don't remember atm, sorry, git blame may help you.
> Hm, I found
> https://github.com/FFmpeg/FFmpeg/commit/91360ce6

Yes, this is the relevant commit.

Feel free to check the ffmbc sources (do not take patches
from it though, ffmbc is not lgpl!).

Carl Eugen

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