2/14/2023 0 Comments How to use ffmpeg to make webms![]() ![]() Example: ffmpeg -i input.mp4 -c:v libvpx-vp9 -crf 40 -vf scale3840:-2 -an output.webm. ![]() hevcvideotoolbox - for H265 with a hardware acceleration. libx265 - for H265 code and mp4 container. Compress it to take up only the top half of the video : I did this. Then these parts are concatenated together again to form a single video file, with the first part having a aspect ratio of 1:1 to make the file look normal in previews. (This can be done with ffmpeg for example). Code: ffmpeg version 2.8.17-0ubuntu0.1 Copyright (c) 2000-2020 the FFmpeg developersīuilt with gcc 5.4.0 (Ubuntu 5.4.0-6ubuntu1~16.04.12) 20160609Ĭonfiguration: -prefix=/usr -extra-version=0ubuntu0. A few interesting options for us are: libvpx-vp9 - which is used be default when you convert to WebM using VP9 codec. OK TUTORIAL TIME FOR ANYONE ELSE WHO WANTS TO DO THIS: Get a video clip about 1280x720. Each of these parts is generated with a different aspect ratio. ![]()
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