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视频渲染结果与实际有色差 #3

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goplayegg opened this issue Oct 13, 2022 · 0 comments

goplayegg commented Oct 13, 2022

使用代码里的片段着色器进行YUV转RGB渲染出的视频可能存在色差，黑色不够黑，白色不够白。最后发现跟输入视频的YUV色域有关。视频色域不同，需要用不同的公式转换。参考下面这个文章后解决了，特在此记录。

YUV转RGB有哪些重要的点
https://zhuanlan.zhihu.com/p/436186749

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