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ffmpeg

Installing

sudo apt install ffmpeg

 

Compress a video to h265

 ffmpeg -i example_h264.mp4 -c:v libx265 -crf 24 -preset fast -c:a aac -b:a 128k example_h265.mp4

 


CRF Info

For H.264 (x264): 

The typical CRF range is 18-28. 

CRF 18: Near lossless quality (very high quality, larger file size). 

CRF 23: Default value, good balance between quality and file size. 

CRF 28: Noticeable quality loss, much smaller file size.


 

 

 

 

 

 

 

 

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