[FFmpeg-user] Problem with astats and adrawgraph

[Carl Eugen Hoyos]

> Am 25.11.2019 um 23:36 schrieb Michael Koch <astroelectronic at t-online.de>:
> 
> [mp4 @ 00000000006288c0] Frame rate very high for a muxer not efficiently supporting it.
> Please consider specifying a lower framerate, a different muxer

Did you see this?
I did not read the whole thread but if your issue is a broken output file this is the explanation.
Test with mkv or -r 25.

Carl Eugen