T4KA3_LINES_PER_FRAME_30FPS
*def = T4KA3_LINES_PER_FRAME_30FPS - fmt->height;
(T4KA3_PIXELS_PER_LINE * T4KA3_LINES_PER_FRAME_30FPS * T4KA3_FPS)
max = T4KA3_LINES_PER_FRAME_30FPS -