[PATCH 2/6] LZ4: Adjust reading the top_down flag

[Javier Celaya <javier.celaya@xxxxxxxxx>]

Adjust the way the top_down flag is read to the corresponding change in
the wire protocol.
---
 common/canvas_base.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/common/canvas_base.c b/common/canvas_base.c
index cfbba5e..0dd438a 100644
--- a/common/canvas_base.c
+++ b/common/canvas_base.c
@@ -555,7 +555,7 @@ static pixman_image_t *canvas_get_lz4(CanvasBase *canvas, SpiceImage *image, int
     int stride;
     int stride_abs;
     uint8_t *dest, *data, *data_end;
-    int width, height, direction;
+    int width, height, top_down;
     LZ4_streamDecode_t *stream;
 
     spice_chunks_linearize(image->u.lz4.data);
@@ -563,14 +563,14 @@ static pixman_image_t *canvas_get_lz4(CanvasBase *canvas, SpiceImage *image, int
     data_end = data + image->u.lz4.data->chunk[0].len;
     width = image->descriptor.width;
     height = image->descriptor.height;
-    direction = *(data++);
+    top_down = *(data++);
 
     surface = surface_create(
 #ifdef WIN32
                              canvas->dc,
 #endif
                              PIXMAN_a8r8g8b8,
-                             width, height, direction == 0);
+                             width, height, top_down);
     if (surface == NULL) {
         spice_warning("create surface failed");
         return NULL;
@@ -581,7 +581,7 @@ static pixman_image_t *canvas_get_lz4(CanvasBase *canvas, SpiceImage *image, int
     stride = pixman_image_get_stride(surface);
     stride_abs = abs(stride);
     available = height * stride_abs;
-    if (direction == 1) {
+    if (!top_down) {
         dest -= (stride_abs * (height - 1));
     }
 
-- 
1.9.3

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