Downsize 4k Videos: Difference between revisions

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(Created page with "= Downsize 4k Videos = not all my equipment can display 4k video material, especially not H.265 material. These are some commands == 10-bit H.265 to 10-bit H.264 == ffmpe...")
 
 
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nice for PS4
nice for PS4
== Windows example command
  F:\GoPro\2020-12-19\HERO7 BLACK 1>for %f in (*.MP4) do "C:\Users\Joachim\Downloads\ffmpeg-2020-12-15-git-32586a42da-essentials_build\bin\ffmpeg.exe" -i %f -c:v libx264 -crf 18 -c:a copy %f.mkv


== more infos ==
== more infos ==
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* https://trac.ffmpeg.org/wiki/Encode/H.264
* https://trac.ffmpeg.org/wiki/Encode/H.264
* https://handbrake.fr/
* https://handbrake.fr/
* https://superuser.com/questions/1380946/how-do-i-convert-10-bit-h-265-videos-to-h-264-without-quality-loss

Latest revision as of 21:42, 19 December 2020

Downsize 4k Videos

not all my equipment can display 4k video material, especially not H.265 material. These are some commands

10-bit H.265 to 10-bit H.264

ffmpeg -i infile -c:v libx264 -crf 18 -c:a copy outfile.mkv

true lossless with -crf 0 could produce big files

10-bit H.265 to 8-bit H.265

ffmpeg -i infile -c:v libx265 -vf format=yuv420p -c:a copy outfile.mkv

true lossless with -x265-params lossless=1, again, can become big...

10-bit H.265 to 8-bit H.264

ffmpeg -i infile -c:v libx264 -crf 18 -vf format=yuv420p -c:a copy outfile.mkv

nice for PS4

== Windows example command

 F:\GoPro\2020-12-19\HERO7 BLACK 1>for %f in (*.MP4) do "C:\Users\Joachim\Downloads\ffmpeg-2020-12-15-git-32586a42da-essentials_build\bin\ffmpeg.exe" -i %f -c:v libx264 -crf 18 -c:a copy %f.mkv

more infos