16 lines
555 B
Diff
16 lines
555 B
Diff
--- giflib-5.1.4/util/gif2rgb.c 2016-03-17 17:24:17.000000000 +0100
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+++ giflib-5.1.4/util/gif2rgb.c 2016-04-12 10:37:35.672174495 +0200
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@@ -471,6 +471,12 @@
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exit(EXIT_FAILURE);
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}
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+ /* check that the background color isn't garbage (SF bug #87) */
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+ if (GifFile->SBackGroundColor < 0 || GifFile->SBackGroundColor >= ColorMap->ColorCount) {
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+ fprintf(stderr, "Background color out of range for colormap\n");
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+ exit(EXIT_FAILURE);
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+ }
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+
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DumpScreen2RGB(OutFileName, OneFileFlag,
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ColorMap,
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ScreenBuffer,
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