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packbits optimization #1

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Thomas Bernard
2019-11-16 00:32:58 +01:00
parent 8f25341244
commit de15e1036f
2 changed files with 17 additions and 2 deletions
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12
src/fileformats.c
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@@ -2247,7 +2247,17 @@ void Load_IFF(T_IO_Context * context)
second_last_color=IFF_color_list[IFF_list_size-2];
if (last_color==color) // On a une répétition de couleur
{
if ( (IFF_repetition_mode) || (second_last_color!=color) )
if ( !IFF_repetition_mode && IFF_list_size >= 127)
{
// mode <> avec 126 octets <> puis 2 identiques
IFF_list_size--;
Transfer_colors(file);
IFF_color_list[0]=color;
IFF_color_list[1]=color;
IFF_list_size=2;
IFF_repetition_mode=1;
}
else if ( (IFF_repetition_mode) || (second_last_color!=color) )
// On conserve le mode...
{
IFF_color_list[IFF_list_size]=color;