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关于sample size = 4992 #17

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xiaozhichu opened this issue Dec 4, 2019 · 2 comments
Open

关于sample size = 4992 #17

xiaozhichu opened this issue Dec 4, 2019 · 2 comments

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@xiaozhichu
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您好,请问sample size为什么设置为4992?前面4096是一个CTU的像素,后面的64+16x52是哪些数据呢?期望得到您的答复,谢谢。

@bjtommychen
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52是qp的数量, 16是每个qp对应的ctu partition的划分.

@tianyili2017
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您好,
确实像楼上说的那样,52代表QP种类(取值范围0~51),每个QP用16个字节表示CU划分深度。至于另外64个字节,是保留的位置,如果以后需要其他特征可以放到这里,但目前暂时没用,可以忽略这64个字节,并不影响程序功能。

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