uv_block_size 860 drivers/media/usb/usbvision/usbvision-core.c const int uv_block_size = 64; uv_block_size 895 drivers/media/usb/usbvision/usbvision-core.c y_odd_offset = (pixel_per_line / y_block_size) * (y_block_size + uv_block_size) uv_block_size 896 drivers/media/usb/usbvision/usbvision-core.c + block_split * uv_block_size;