Uncompressed video is typically stored in YUV colour space. A typical pixel format, YV16 stores 1 luma for each pixel, and one Cb/Cr for every 2 pixels, which d

Uncompressed video is typically stored in YUV colour space. A typical pixel format, YV16 stores 1 luma for each pixel, and one Cb/Cr for every 2 pixels, which does account for the two bytes per pixel you got :)