Xianqiao Wang

Xianqiao Wang

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视频实时滤镜

https://web.dev/mediastreamtrack-insertable-media-processing/

高斯模糊原理:http://setosa.io/ev/image-kernels/

应用:直播效果

主播:
  1. 从摄像头捕获视频流
  2. 从视频流中获取原始数据(图片帧/视频流) // MediaStreamTrackProcessor
  3. 使用 wasm 转换原始数据(滤镜) // 不需要内存复制
  4. 生成流 // MediaStreamTrackGenerator
  5. WebRTC 发送到服务器

Published by Xianqiao Wang on October 31st, 2019

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