isPlanarGray     1740 libswscale/swscale_unscaled.c         (isPlanarYUV(srcFormat) && isPlanarGray(dstFormat)) ||
isPlanarGray     1741 libswscale/swscale_unscaled.c         (isPlanarYUV(dstFormat) && isPlanarGray(srcFormat)) ||
isPlanarGray     1742 libswscale/swscale_unscaled.c         (isPlanarGray(dstFormat) && isPlanarGray(srcFormat)) ||