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42 lines
1.4 KiB
42 lines
1.4 KiB
18 years ago
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--- graphicsmagick-1.1.7.orig/coders/dcm.c
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+++ graphicsmagick-1.1.7/coders/dcm.c
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@@ -3022,7 +3022,7 @@
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/*
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Photometric interpretation.
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*/
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- for (i=0; i < (long) length; i++)
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+ for (i=0; i < (long) Min(length, MaxTextExtent-1); i++)
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photometric[i]=data[i];
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photometric[i]='\0';
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break;
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--- graphicsmagick-1.1.7.orig/coders/palm.c
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+++ graphicsmagick-1.1.7/coders/palm.c
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@@ -541,7 +541,8 @@
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image->compression = RLECompression;
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for (i = 0; i < (long) bytes_per_row; )
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{
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count = ReadBlobByte(image);
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+ count = Min(count, bytes_per_row-i);
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byte = ReadBlobByte(image);
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memset(one_row + i, (int) byte, count);
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i += count;
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@@ -579,6 +579,8 @@
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indexes=GetIndexes(image);
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if(bits_per_pixel == 16)
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{
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+ if (image->columns > 2*bytes_per_row)
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+ ThrowReaderException(CorruptImageError,CorruptImage,image);
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for (x=0; x < (long) image->columns; x++)
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{
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color16 = (*ptr++ << 8);
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@@ -595,6 +597,8 @@
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bit = 8 - bits_per_pixel;
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for(x = 0; x < (long) image->columns; x++)
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{
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+ if (ptr - one_row >= bytes_per_row)
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+ ThrowReaderException(CorruptImageError,CorruptImage,image);
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index =(IndexPacket) (mask - (((*ptr) & (mask << bit)) >> bit));
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indexes[x] = index;
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*q++ = image->colormap[index];
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