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Don't free the palette, it is owned by libpng.

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Fixes #21.


git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@2118 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Adrien Destugues 2015-04-24 18:24:39 +00:00
parent 705584a9d7
commit d164d1d4cc
1 changed files with 4 additions and 4 deletions
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6
src/fileformats.c
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@ -4043,23 +4043,23 @@ void Load_PNG(T_IO_Context * context)
}
else if (color_type == PNG_COLOR_TYPE_PALETTE) // Palette images
{
if (bit_depth < 8)
{
// Clear unused colors
if (Config.Clear_palette)
memset(context->Palette,0,sizeof(T_Palette));
}
// Load the palette
// Get a pointer to the PNG palette
png_get_PLTE(png_ptr, info_ptr, &palette,
&num_palette);
// Copy all colors to the context
for (x=0;x<num_palette;x++)
{
context->Palette[x].R=palette[x].red;
context->Palette[x].G=palette[x].green;
context->Palette[x].B=palette[x].blue;
}
free(palette);
// The palette must not be freed: it is owned by libpng.
palette = NULL;
}
// Transparency (tRNS)