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使用opengl渲染ffpmeg解码的yuv数据,颜色发暗,色彩不够鲜艳。 #2
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看看 shader 处理YUV转RGB的参数. |
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使用opengl渲染ffpmeg解码的yuv数据,颜色发暗,色彩不够鲜艳。
对比测试08、09示例。播放同一个视频。08使用软件渲染rgb数据,09使用yuv 通过opengl渲染显示。对比发现09显示的白色发黑颜色值不够鲜艳。
播放电影不太明显,直接使用录屏软件录制视频然后播放特别明显。不知道是上面原因。
对比关键信息:
使用录屏软件,打开浏览器访问百度主页,对比网页的白色,与百度图标的红色。opengl显示的明显白色发暗黑,红色不够鲜艳。可否告知一下原因?感谢
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