[FFmpeg-devel] [PATCH 3/3][RFC] avfilter/vf_chromakey: Add OpenCL acceleration

[Timo Rothenpieler]

>
> Using this sample: https://btbn.de/files/chromakey_sample.mp4
>
> ffmpeg -f lavfi -i color=c=black:s=1280x720 -i chromakey_sample.mp4 -an
> -c:v libx264 -preset veryfast -crf 18 -shortest -filter_complex
> "[1:v]chromakey=0x70de77:0.1:0.2:0:1[ckout];[0:v][ckout]overlay[out]"
> -map "[out]" -y output.mkv
>
> The last parameter to the chromakey filter enables opencl acceleration.
>
> Hi,
>
> Could you please send the patch as attachments? I merge the code, but some compile errors occur.
>
> Thanks
> Best regards
>

You can pull from my github, the patches are in the chromakey branch:

https://github.com/BtbN/FFmpeg/tree/chromakey

If you want just the chromakey patch itself:

https://github.com/BtbN/FFmpeg/commit/29294c283a656cf809461cbae21d612b5a0f2159.patch

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