Created
November 12, 2016 06:58
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ffmpeg for App preview
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| # Resizing video to fit App preview requirement | |
| ffmpeg -i input.mp4 -acodec copy -crf 12 -vf scale=1080:1920,setsar=1:1 output.mp4 | |
| # Double speed up | |
| ffmpeg -i input.mkv -filter:v "setpts=0.5*PTS" -r 30 output.mkv | |
| # Double speed up/slowing down audio: | |
| ffmpeg -i input.mkv -filter:a "atempo=2.0" -vn output.mkv | |
| ffmpeg -i video.mp4 -i audio.wav \ | |
| -c:v copy -c:a aac -strict experimental output.mp4 |
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