28 lines
884 B
Diff
28 lines
884 B
Diff
--- ImageMagick-5.5.6/coders/xwd.c.mask 2003-01-04 22:55:30.000000000 -0500
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+++ ImageMagick-5.5.6/coders/xwd.c 2005-05-26 08:22:43.627646000 -0400
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@@ -343,21 +343,21 @@
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*/
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red_mask=ximage->red_mask;
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red_shift=0;
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- while ((red_mask & 0x01) == 0)
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+ while ((red_mask != 0) && ((red_mask & 0x01) == 0))
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{
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red_mask>>=1;
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red_shift++;
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}
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green_mask=ximage->green_mask;
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green_shift=0;
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- while ((green_mask & 0x01) == 0)
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+ while ((green_mask != 0) && ((green_mask & 0x01) == 0))
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{
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green_mask>>=1;
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green_shift++;
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}
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blue_mask=ximage->blue_mask;
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blue_shift=0;
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- while ((blue_mask & 0x01) == 0)
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+ while ((blue_mask != 0) && ((blue_mask & 0x01) == 0))
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{
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blue_mask>>=1;
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blue_shift++;
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