Bytes per pixel, size of the frame, and pitch (or stride) are calculated internally according to the ChromaType value.

每像素字节数、桢长度和间距（或步幅）根据ChromaType值在内部计算。

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Bytes per pixel, size of the frame, and pitch (or stride) are calculated internally according to the ChromaType value.

每像素字节数、桢长度和间距（或步幅）根据ChromaType值在内部计算。

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