isGray16         2419 libswscale/swscale.c         if (isGray16(srcFormat) && (isPlanarYUV(dstFormat) || (dstFormat == PIX_FMT_GRAY8)))
isGray16         2423 libswscale/swscale.c         if ((isPlanarYUV(srcFormat) || (srcFormat == PIX_FMT_GRAY8)) && isGray16(dstFormat))
isGray16         2427 libswscale/swscale.c         if (srcFormat != dstFormat && isGray16(srcFormat) && isGray16(dstFormat))