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Merge pull request #17 from ArvidNorr/upsidedown

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turn uncompressed bitmapV2 upside down
This commit is contained in:
Marc-André Moreau 2012-05-24 09:25:39 -07:00
commit 650aca7d9c
1 changed files with 31 additions and 3 deletions
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32
freerdp1/xrdp-freerdp.c
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@ -710,6 +710,32 @@ lfreerdp_cache_bitmap(rdpContext* context, CACHE_BITMAP_ORDER* cache_bitmap_orde
LLOGLN(10, ("lfreerdp_cache_bitmap:")); LLOGLN(10, ("lfreerdp_cache_bitmap:"));
} }
/******************************************************************************/
/* Turn the bitmap upside down*/
static void DEFAULT_CC
lfreerdp_upsidedown(uint8* destination, CACHE_BITMAP_V2_ORDER* cache_bitmap_v2_order, int server_Bpp)
{
tui8* src;
tui8* dst;
int line_bytes;
int j ;
if(destination==NULL)
{
LLOGLN(0, ("lfreerdp_upsidedown : destination pointer is NULL !!!"));
return ;
}
line_bytes = server_Bpp * cache_bitmap_v2_order->bitmapWidth;
src = cache_bitmap_v2_order->bitmapDataStream;
dst = destination + ((cache_bitmap_v2_order->bitmapHeight) * line_bytes);
for (j = 0; j < cache_bitmap_v2_order->bitmapHeight; j++)
{
dst -= line_bytes;
g_memcpy(dst, src, line_bytes);
src += line_bytes;
}
}
/******************************************************************************/ /******************************************************************************/
static void DEFAULT_CC static void DEFAULT_CC
lfreerdp_cache_bitmapV2(rdpContext* context, lfreerdp_cache_bitmapV2(rdpContext* context,
@ -770,8 +796,10 @@ lfreerdp_cache_bitmapV2(rdpContext* context,
} }
else else
{ {
g_memcpy(dst_data, cache_bitmap_v2_order->bitmapDataStream, /* Uncompressed bitmaps are upside down */
width * height * server_Bpp); lfreerdp_upsidedown(dst_data, cache_bitmap_v2_order,server_Bpp);
LLOGLN(10, ("lfreerdp_cache_bitmapV2: upside down progressed"));
/* old: g_memcpy(dst_data, cache_bitmap_v2_order->bitmapDataStream,width * height * server_Bpp);*/
} }
dst_data1 = convert_bitmap(server_bpp, client_bpp, dst_data, dst_data1 = convert_bitmap(server_bpp, client_bpp, dst_data,
width, height, mod->colormap); width, height, mod->colormap);