[FFmpeg-user] Testing transcode speeds on Raspberry Pi 4

Ted Park kumowoon1025 at gmail.com
Thu Apr 16 08:02:26 EEST 2020


> An attempt to do some hardware acceleration...
>> ffmpeg -i path/to/source.mp4 -c:v h264_omx -b:v 9000k -vf scale=1280:720,format=yuv420p path/to/dest.mp4
> Gave the exact same same results

That sounds to me like the encoder is waiting for filtered frames in both cases. Did you try without the -vf ?

Ted Park

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