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Zhao Zhili authored
For example: ./ffmpeg -hwaccel videotoolbox \ -hwaccel_output_format videotoolbox_vld \ -i foo.mp4 \ -vf hwmap=derive_device=opencl,transpose_opencl=dir=clock,hwmap,format=nv12 \ -c:v hevc_videotoolbox \ -c:a copy \ -b:v 2M -tag:v hvc1 bar.mp4 Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
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