解释VideoPlayer的RenderMode差异

解读

在国内Unity面试中,“VideoPlayer.RenderMode差异”是检验候选人是否真正做过跨平台视频播放渲染管线适配的高频题。面试官往往先让你枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举枚举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