问题描述 https://stackoverflow.com/questions/44374790/ffmpeg-concat-protocol-error-found-duplicated-moov-atom-skipped-it https://stackoverflow.com/questions/42859528/merge-video-with-ffmpeg ffmpeg -y -i concat:"1.mp4|2.mp4|3.mp4" -c copy 0.mp4 合并后只有一个文件