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FFmpeg —— 通过修改yuv,将视频转为黑白并输出(附源码)
2022-08-04 03:06:00 【信必诺】
说明
YUV,是一种颜色编码方法。常使用在各个视频处理组件中。 YUV在对照片或视频编码时,考虑到人类的感知能力,允许降低色度的带宽。“U”和“V”表示的则是色度(Chrominance或Chroma),作用是描述影像色彩及饱和度,用于指定像素的颜色,当没有uv时,彩色就变成了黑白色。
效果
源码
#include <iostream>
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