656     *grays;  in GetImageFeatures()  local
687   grays=(PixelPacket *) AcquireQuantumMemory(MaxMap+1UL,sizeof(*grays));  in GetImageFeatures()
688   if (grays == (PixelPacket *) NULL)  in GetImageFeatures()
698     grays[i].red=(~0U);  in GetImageFeatures()
699     grays[i].green=(~0U);  in GetImageFeatures()
700     grays[i].blue=(~0U);  in GetImageFeatures()
701     grays[i].alpha=(~0U);  in GetImageFeatures()
702     grays[i].black=(~0U);  in GetImageFeatures()
728       grays[ScaleQuantumToMap(GetPixelRed(image,p))].red=  in GetImageFeatures()
730       grays[ScaleQuantumToMap(GetPixelGreen(image,p))].green=  in GetImageFeatures()
732       grays[ScaleQuantumToMap(GetPixelBlue(image,p))].blue=  in GetImageFeatures()
735         grays[ScaleQuantumToMap(GetPixelBlack(image,p))].black=  in GetImageFeatures()
738         grays[ScaleQuantumToMap(GetPixelAlpha(image,p))].alpha=  in GetImageFeatures()
746       grays=(PixelPacket *) RelinquishMagickMemory(grays);  in GetImageFeatures()
754     if (grays[i].red != ~0U)  in GetImageFeatures()
755       grays[gray.red++].red=grays[i].red;  in GetImageFeatures()
756     if (grays[i].green != ~0U)  in GetImageFeatures()
757       grays[gray.green++].green=grays[i].green;  in GetImageFeatures()
758     if (grays[i].blue != ~0U)  in GetImageFeatures()
759       grays[gray.blue++].blue=grays[i].blue;  in GetImageFeatures()
761       if (grays[i].black != ~0U)  in GetImageFeatures()
762         grays[gray.black++].black=grays[i].black;  in GetImageFeatures()
764       if (grays[i].alpha != ~0U)  in GetImageFeatures()
765         grays[gray.alpha++].alpha=grays[i].alpha;  in GetImageFeatures()
820       grays=(PixelPacket *) RelinquishMagickMemory(grays);  in GetImageFeatures()
869       grays=(PixelPacket *) RelinquishMagickMemory(grays);  in GetImageFeatures()
946         while (grays[u].red != ScaleQuantumToMap(GetPixelRed(image,p)))  in GetImageFeatures()
948 …     while (grays[v].red != ScaleQuantumToMap(GetPixelRed(image,p+offset*GetPixelChannels(image))))  in GetImageFeatures()
954         while (grays[u].green != ScaleQuantumToMap(GetPixelGreen(image,p)))  in GetImageFeatures()
956 … while (grays[v].green != ScaleQuantumToMap(GetPixelGreen(image,p+offset*GetPixelChannels(image))))  in GetImageFeatures()
962         while (grays[u].blue != ScaleQuantumToMap(GetPixelBlue(image,p)))  in GetImageFeatures()
964 …   while (grays[v].blue != ScaleQuantumToMap(GetPixelBlue(image,p+offset*GetPixelChannels(image))))  in GetImageFeatures()
972             while (grays[u].black != ScaleQuantumToMap(GetPixelBlack(image,p)))  in GetImageFeatures()
974 … while (grays[v].black != ScaleQuantumToMap(GetPixelBlack(image,p+offset*GetPixelChannels(image))))  in GetImageFeatures()
983             while (grays[u].alpha != ScaleQuantumToMap(GetPixelAlpha(image,p)))  in GetImageFeatures()
985 … while (grays[v].alpha != ScaleQuantumToMap(GetPixelAlpha(image,p+offset*GetPixelChannels(image))))  in GetImageFeatures()
994   grays=(PixelPacket *) RelinquishMagickMemory(grays);  in GetImageFeatures()