237005722 / video-to-audio

javascript video to audio。前端视频转音频。使用FileReader加载视频，然后decodeAudioData对其进行解码，并使用OfflineAudioContext重新渲染，最后将audiobuffer转换为wav。

video-to-audio

介绍

javascript video to audio

说明

1. use FileReader to load an video, and decodeAudioData to decode it and OfflineAudioContext to render it, at last, audiobuffer to wav;

2. reference：https://github.com/mdn/webaudio-examples/tree/master/offline-audio-context-promise;

3. audiobuffer-to-wav：https://github.com/Jam3/audiobuffer-to-wav;