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Old 3rd March 2021, 19:00   #10  |  Link
poisondeathray
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Join Date: Sep 2007
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Quote:
Originally Posted by pcroland View Post
If I encode with an mkv output both mediainfo and ffmpeg reports 59.94fps CFR and after a remux with mkvmerge they properly report VFR. What would be the correct workflow? Should I pass "--tcfile-in" for x264 and also specify the timecodes file when I remux it or should I only specify the timecodes file at encoding? Both will result in proper playback but I don't know if there is any difference at all.

Either works. The difference is x264 is frame rate aware. If you use CRF encoding, it will adjust the quantizers according the the framerate with tcfile-in. Higher quantizers for higher fps sections. If you encoded it as CRF as CFR, it will be slightly different allocation
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