![如何使用多种滤镜裁剪视频和设置声音?](https://linux22.com/image/1491449/%E5%A6%82%E4%BD%95%E4%BD%BF%E7%94%A8%E5%A4%9A%E7%A7%8D%E6%BB%A4%E9%95%9C%E8%A3%81%E5%89%AA%E8%A7%86%E9%A2%91%E5%92%8C%E8%AE%BE%E7%BD%AE%E5%A3%B0%E9%9F%B3%EF%BC%9F.png)
我想同时裁剪视频并设置声音。我该怎么做?
ffmpeg -i input.mp4 -vf "scale=2*iw:-1, crop=iw/2:ih/2" -map 0 -c:v -af aecho=0.9:0.3:1000:0.5 output.mp4
我想同时裁剪视频并设置声音。我该怎么做?
ffmpeg -i input.mp4 -vf "scale=2*iw:-1, crop=iw/2:ih/2" -map 0 -c:v -af aecho=0.9:0.3:1000:0.5 output.mp4