[FFmpeg-user] Encoding Apple-Quicktime compatible videos ? - Broken videos on Apple

Alexey Eromenko al4321 at gmail.com
Sat Oct 8 23:38:16 EEST 2016

>I haven’t looked at your file, but the first thing I would do is compare your encoding settings (which, as far as I can see, you still haven’t posted) to the video specifications of the playback device.  For your iPad Pro, they are:

I posted everything. All default settings still cause the problem for
a few specific videos (the vast majority of my encoded videos work
just fine)..

$ ffmpeg -i $INPUT.y4m  -b:v 1200k -s 640x360 $OUTPUT.mp4

FFmpeg's encoder output:


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