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ffmpeg视频采样截图审核
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| ffmpeg -hwaccel auto -i ../test02.MOV -vf "scale=iw/2:ih/2,fps=1" -c:v mjpeg -f image2pipe | processProgram | |
| # 或者 | |
| ffmpeg -hwaccel auto -i ../test02.MOV -vf "scale=iw/2:ih/2,fps=1" -c:v mjpeg -f image2pipe - | processProgram | |
| # rtmp or rtsp server | |
| ffmpeg -hwaccel auto -i rtsp://localhost:8554/mytv/test02 -vf "scale=iw/2:ih/2,fps=1" -f image2 out%03d.jpg | |
| ffmpeg -i rtsp://localhost:8554/mytv/test02 -vf fps=1 -f image2 out%03d.jpg | |
| ffmpeg -i rtsp://localhost:8554/mytv/test02 -vf fps=1 -q:v 6 -f image2 out%03d.jpg |
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| ffmpeg -hwaccel auto -i ../test02.MOV -vf "scale=iw/2:ih/2,fps=1" -f image2 out%03d.jpg |
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