TJSAMP_440 constant
int
const TJSAMP_440
4:4:0 chrominance subsampling. The JPEG or YUV image will contain one chrominance component for every 1x2 block of pixels in the source image.
@note 4:4:0 subsampling is not fully accelerated in libjpeg-turbo.
Implementation
static const int TJSAMP_440 = 4;