diff --git a/dlls/gdi32/dib.c b/dlls/gdi32/dib.c index 57d830d183e..3739cb77805 100644 --- a/dlls/gdi32/dib.c +++ b/dlls/gdi32/dib.c @@ -203,6 +203,7 @@ static BOOL bitmapinfo_from_user_bitmapinfo( BITMAPINFO *dst, const BITMAPINFO * dst->bmiColors[i].rgbReserved = 0; } } + dst->bmiHeader.biClrUsed = colors; } return TRUE; } @@ -995,6 +996,7 @@ static void fill_default_color_table( BITMAPINFO *info ) default: ERR("called with bitcount %d\n", info->bmiHeader.biBitCount); } + info->bmiHeader.biClrUsed = 1 << info->bmiHeader.biBitCount; } void get_ddb_bitmapinfo( BITMAPOBJ *bmp, BITMAPINFO *info ) @@ -1180,10 +1182,7 @@ INT WINAPI GetDIBits( /* fill out the src colour table, if it needs one */ if (src_info->bmiHeader.biBitCount <= 8 && src_info->bmiHeader.biClrUsed == 0) - { fill_default_color_table( src_info ); - src_info->bmiHeader.biClrUsed = 1 << src_info->bmiHeader.biBitCount; - } /* if the src and dst are the same depth, copy the colour info across */ if (dst_info->bmiHeader.biBitCount == src_info->bmiHeader.biBitCount && coloruse == DIB_RGB_COLORS ) diff --git a/dlls/gdi32/dibdrv/bitblt.c b/dlls/gdi32/dibdrv/bitblt.c index 563cb0af0b3..356d276d67a 100644 --- a/dlls/gdi32/dibdrv/bitblt.c +++ b/dlls/gdi32/dibdrv/bitblt.c @@ -664,6 +664,7 @@ static BOOL matching_color_info( const dib_info *dib, const BITMAPINFO *info ) case 8: { RGBQUAD *color_table = (RGBQUAD *)((char *)info + info->bmiHeader.biSize); + if (!info->bmiHeader.biClrUsed) return FALSE; if (dib->color_table_size != get_dib_num_of_colors( info )) return FALSE; return !memcmp( color_table, dib->color_table, dib->color_table_size * sizeof(RGBQUAD) ); }