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ffmpeg命令备忘

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发表于: 2023-04-15 23:49:13

简介: 极其强大的音视频处理工具

mov转换为mp4

ffmpeg -i /Users/huangshuisheng/Desktop/aaa.mov -vcodec h264 -acodec aac /Users/huangshuisheng/Desktop/aaa.mp4

提取音频

ffmpeg -i /Users/huangshuisheng/Desktop/aaa.mov -acodec aac -vn /Users/huangshuisheng/Desktop/aaa.aac

音视频文件合并

ffmpeg -i /Users/huangshuisheng/Desktop/aaa.mp4 -i /Users/huangshuisheng/Desktop/aaa.aac -c:v copy -c:a aac -strict experimental -map 0:v:0 -map 1:a:0 /Users/huangshuisheng/Desktop/bbb.mp4

修改帧率

修改为20帧

ffmpeg -i /Users/huangshuisheng/Desktop/aaa.mp4 -r 20 /Users/huangshuisheng/Desktop/bbb.mp4

裁剪视频

ffmpeg -ss 00:00 -t 00:30 -i /Users/huangshuisheng/Movies/20230701.mp4 -c:v copy -c:a copy /Users/huangshuisheng/Movies/20230701.mp4