[Spice-devel] [PATCH spice-server v2 2/6] Handle top down bitmaps dumping

Frediano Ziglio fziglio at redhat.com
Fri Oct 21 12:40:36 UTC 2016


The top down flag can be specified using negative heights.

Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
---
 server/spice-bitmap-utils.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/spice-bitmap-utils.c b/server/spice-bitmap-utils.c
index 72a9285..439f05d 100644
--- a/server/spice-bitmap-utils.c
+++ b/server/spice-bitmap-utils.c
@@ -269,7 +269,7 @@ void dump_bitmap(SpiceBitmap *bitmap)
     put_32le(&ptr, bitmap_data_offset);
     put_32le(&ptr, header_size - 14);
     put_32le(&ptr, bitmap->x);
-    put_32le(&ptr, bitmap->y);
+    put_32le(&ptr, bitmap->flags & SPICE_BITMAP_FLAGS_TOP_DOWN ? -bitmap->y : bitmap->y);
 
     put_16le(&ptr, 1); // plane
     put_16le(&ptr, n_pixel_bits);
-- 
2.7.4



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