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fix for loading CUR files

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This commit is contained in:
Thomas Bernard 2018-01-17 17:54:28 +01:00
parent 674fc76649
commit 2a04e363be
1 changed files with 7 additions and 8 deletions
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15
src/fileformats.c
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@ -1648,7 +1648,7 @@ void Load_BMP(T_IO_Context * context)
word nb_colors = 0;
long file_size;
byte negative_height; // top_down
byte true_color;
byte true_color = 0;
dword mask[3]; // R G B
Get_full_filename(filename, context->File_name, context->File_directory);
@ -1718,7 +1718,6 @@ void Load_BMP(T_IO_Context * context)
case 1 :
case 4 :
case 8 :
true_color = 0;
if (header.Nb_Clr)
nb_colors=header.Nb_Clr;
else
@ -2001,14 +2000,15 @@ void Load_ICO(T_IO_Context * context)
width = entry->width;
if (width == 0) width = 256;
if (width > max_width) max_width = width;
printf("%2d: %3dx%3d %dcolors planes=%d bpp=%d\n", i, entry->width, entry->height, entry->ncolors, entry->planes, entry->bpp);
}
// select the picture with the maximum width and 256 colors or less
printf("max width = %d\n", max_width);
//printf("max width = %d\n", max_width);
for (i = 0; i < header.Count; i++)
{
if (images[i].width == (max_width & 0xff))
{
if (header.Type == 2) // .CUR files have hotspot instead of planes/bpp in header
break;
if (images[i].bpp == 8)
break;
if (images[i].bpp < 8 && images[i].bpp > max_bpp)
@ -2017,8 +2017,7 @@ void Load_ICO(T_IO_Context * context)
min_bpp = images[i].bpp;
}
}
printf("i=%d max_bpp=%d min_bpp=%d\n", i, max_bpp, min_bpp);
if (i >= header.Count)
if (i >= header.Count && header.Type == 1)
{
// 256 color not found, select another one
for (i = 0; i < header.Count; i++)
@ -2103,8 +2102,8 @@ void Load_ICO(T_IO_Context * context)
mask[1] = 0x0000FF00;
mask[2] = 0x000000FF;
}
Pre_load(context, bmpheader.Width,bmpheader.Height/2,0/*file_size*/,FORMAT_ICO,PIXEL_SIMPLE,(entry->bpp > 8));
if (entry->bpp <= 8)
Pre_load(context, bmpheader.Width,bmpheader.Height/2,0/*file_size*/,FORMAT_ICO,PIXEL_SIMPLE,(bmpheader.Nb_bits > 8) || (nb_colors > 256));
if (bmpheader.Nb_bits <= 8)
Load_BMP_Palette(context, file, nb_colors, 0);
else
{