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Fix horrible crash with GIF-saving

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git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1601 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud 2010-09-01 00:06:48 +00:00
parent 962d23dbc4
commit 9f47e427c7
2 changed files with 27 additions and 6 deletions
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8
src/fileformats.c
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@ -2414,10 +2414,10 @@ void Save_GIF(T_IO_Context * context)
Write_byte(GIF_file,context->Color_cycles*6);
for (i=0; i<context->Color_cycles; i++)
{
Write_word_be(LBM_file,context->Cycle_range[i].Speed*78); // Rate
Write_word_be(LBM_file,1|(context->Cycle_range[i].Inverse?2:0)); // Flags
Write_byte(LBM_file,context->Cycle_range[i].Start); // Min color
Write_byte(LBM_file,context->Cycle_range[i].End); // Max color
Write_word_be(GIF_file,context->Cycle_range[i].Speed*78); // Rate
Write_word_be(GIF_file,1|(context->Cycle_range[i].Inverse?2:0)); // Flags
Write_byte(GIF_file,context->Cycle_range[i].Start); // Min color
Write_byte(GIF_file,context->Cycle_range[i].End); // Max color
}
Write_byte(GIF_file,0);
}

25
src/loadsave.c
View File

@ -227,8 +227,6 @@ void Palette_loaded(T_IO_Context *context)
switch (context->Type)
{
case CONTEXT_MAIN_IMAGE:
Set_palette(context->Palette);
break;
case CONTEXT_PREVIEW:
case CONTEXT_BRUSH:
case CONTEXT_SURFACE:
@ -665,11 +663,34 @@ void Load_image(T_IO_Context *context)
free(context->Buffer_image_24b);
context->Buffer_image_24b = NULL;
}
else if (context->Type == CONTEXT_MAIN_IMAGE)
{
// Non-24b main image: Add menu colors
if (Config.Safety_colors)
{
dword color_usage[256];
memset(color_usage,0,sizeof(color_usage));
if (Count_used_colors(color_usage)<252)
{
int gui_index=0;
int c;
for (c=255; c>=0 && gui_index<4; c--)
{
if (color_usage[c]==0)
{
context->Palette[c]=*Favorite_GUI_color(gui_index);
gui_index++;
}
}
}
}
}
if (context->Type == CONTEXT_MAIN_IMAGE)
{
if ( File_error!=1)
{
Set_palette(context->Palette);
if (format->Palette_only)
{
// Make a backup step