Use a computer to swap your audio track from YouTube Studio. The YouTube Studio video editor lets you add music to your video from a library of licensed songs. ... <看更多>

To extract the audio stream without re-encoding: ffmpeg -i input-video.avi -vn -acodec copy output-audio.aac. -vn is no video. -acodec copy says use the ... ... <看更多>

When you hear the music or the voice from a YouTube video, you may want to extract the audio. Here you will learn how to do it easily. ... <看更多>