Changeset 6377
- Timestamp:
- 01/07/12 21:59:06 (18 months ago)
- File:
-
- 1 edited
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ImageMagick/branches/ImageMagick-6.7.4/magick/attribute.c
r6375 r6377 853 853 return(MagickTrue); 854 854 } 855 /*856 Scale pixels to desired depth.857 */858 status=MagickTrue;859 855 range=GetQuantumRange(depth); 860 exception=(&image->exception);861 image_view=AcquireCacheView(image);862 #if defined(MAGICKCORE_OPENMP_SUPPORT)863 #pragma omp parallel for schedule(static,4) shared(status)864 #endif865 for (y=0; y < (ssize_t) image->rows; y++)866 {867 register IndexPacket868 *restrict indexes;869 870 register ssize_t871 x;872 873 register PixelPacket874 *restrict q;875 876 if (status == MagickFalse)877 continue;878 q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,879 exception);880 if (q == (PixelPacket *) NULL)881 {882 status=MagickFalse;883 continue;884 }885 indexes=GetCacheViewAuthenticIndexQueue(image_view);886 for (x=0; x < (ssize_t) image->columns; x++)887 {888 if ((channel & RedChannel) != 0)889 SetPixelRed(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelRed(q),890 range),range));891 if ((channel & GreenChannel) != 0)892 SetPixelGreen(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelGreen(q),893 range),range));894 if ((channel & BlueChannel) != 0)895 SetPixelBlue(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelBlue(q),896 range),range));897 if (((channel & OpacityChannel) != 0) && (image->matte != MagickFalse))898 SetPixelOpacity(q,ScaleAnyToQuantum(ScaleQuantumToAny(899 GetPixelOpacity(q),range),range));900 q++;901 }902 if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse)903 {904 status=MagickFalse;905 continue;906 }907 }908 image_view=DestroyCacheView(image_view);909 856 if (image->storage_class == PseudoClass) 910 857 { … … 932 879 p++; 933 880 } 934 } 935 image->depth=depth; 881 status=SyncImage(image); 882 if (status != MagickFalse) 883 image->depth=depth; 884 return(status); 885 } 886 /* 887 Scale pixels to desired depth. 888 */ 889 status=MagickTrue; 890 exception=(&image->exception); 891 image_view=AcquireCacheView(image); 892 #if defined(MAGICKCORE_OPENMP_SUPPORT) 893 #pragma omp parallel for schedule(static,4) shared(status) 894 #endif 895 for (y=0; y < (ssize_t) image->rows; y++) 896 { 897 register ssize_t 898 x; 899 900 register PixelPacket 901 *restrict q; 902 903 if (status == MagickFalse) 904 continue; 905 q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1,exception); 906 if (q == (PixelPacket *) NULL) 907 { 908 status=MagickFalse; 909 continue; 910 } 911 for (x=0; x < (ssize_t) image->columns; x++) 912 { 913 if ((channel & RedChannel) != 0) 914 SetPixelRed(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelRed(q), 915 range),range)); 916 if ((channel & GreenChannel) != 0) 917 SetPixelGreen(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelGreen(q), 918 range),range)); 919 if ((channel & BlueChannel) != 0) 920 SetPixelBlue(q,ScaleAnyToQuantum(ScaleQuantumToAny(GetPixelBlue(q), 921 range),range)); 922 if (((channel & OpacityChannel) != 0) && (image->matte != MagickFalse)) 923 SetPixelOpacity(q,ScaleAnyToQuantum(ScaleQuantumToAny( 924 GetPixelOpacity(q),range),range)); 925 q++; 926 } 927 if (SyncCacheViewAuthenticPixels(image_view,exception) == MagickFalse) 928 { 929 status=MagickFalse; 930 continue; 931 } 932 } 933 image_view=DestroyCacheView(image_view); 934 if (status != MagickFalse) 935 image->depth=depth; 936 936 return(status); 937 937 }
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