diff options
| -rw-r--r-- | image.c | 11 |
1 files changed, 7 insertions, 4 deletions
@@ -203,10 +203,13 @@ static bool img_load_gif(img_t *img, const fileinfo_t *file) ptr = data = emalloc(sw * sh * sizeof(DATA32)); cmap = gif->Image.ColorMap ? gif->Image.ColorMap : gif->SColorMap; - r = cmap->Colors[bg].Red; - g = cmap->Colors[bg].Green; - b = cmap->Colors[bg].Blue; - bgpixel = 0x00ffffff & (r << 16 | g << 8 | b); + /* if bg > cmap->ColorCount, it is transparent black already */ + if (cmap && bg >= 0 && bg < cmap->ColorCount) { + r = cmap->Colors[bg].Red; + g = cmap->Colors[bg].Green; + b = cmap->Colors[bg].Blue; + bgpixel = 0x00ffffff & (r << 16 | g << 8 | b); + } for (i = 0; i < sh; i++) { for (j = 0; j < sw; j++) { |