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The size of each frame in the video data format.

Source: Internet
Author: User
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The size of each rgb24 frame is

Size = width × heigth × 3 bit

The size of each rgb32 frame is

Size = width × heigth × 4

Yuv420 the size of each frame is

Size = width × heigth × 1. 5 Bit

Differences between yv12 and i420 Space

Yv12, i420 is the surface format

Yv12: brightness (row x column) + U (row x column/4) + V (row x column/4)

I420: brightness (row x column) + V (row x column/4) + U (row x column/4)

Note: After conversion from RGB to yuv420, the data volume is reduced by half, but the conversion from RGB to YUV [i420] is better than that from RGB to YUV [yv12.

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