Update the bundled libwebp to version 0.6.1v5.11.0-beta4

Upstream changes since 0.6.0 have been merged in.
Also updated version in qt_attribution.json.

Change-Id: I6f46bdfe2dd7288dbe61c4d7924309bb435e3928
Reviewed-by: Liang Qi <liang.qi@qt.io>

1 files changed, 6 insertions, 4 deletions

diff --git a/src/3rdparty/libwebp/src/utils/rescaler_utils.c b/src/3rdparty/libwebp/src/utils/rescaler_utils.c
index 0d1f80d..90e2ea7 100644
--- a/src/3rdparty/libwebp/src/utils/rescaler_utils.c
+++ b/src/3rdparty/libwebp/src/utils/rescaler_utils.c
@@ -14,8 +14,8 @@
 #include <assert.h>
 #include <stdlib.h>
 #include <string.h>
-#include "../dsp/dsp.h"
-#include "./rescaler_utils.h"
+#include "src/dsp/dsp.h"
+#include "src/utils/rescaler_utils.h"
 
 //------------------------------------------------------------------------------
 
@@ -85,11 +85,13 @@ int WebPRescalerGetScaledDimensions(int src_width, int src_height,
 
     // if width is unspecified, scale original proportionally to height ratio.
     if (width == 0) {
-      width = (src_width * height + src_height / 2) / src_height;
+      width =
+          (int)(((uint64_t)src_width * height + src_height / 2) / src_height);
     }
     // if height is unspecified, scale original proportionally to width ratio.
     if (height == 0) {
-      height = (src_height * width + src_width / 2) / src_width;
+      height =
+          (int)(((uint64_t)src_height * width + src_width / 2) / src_width);
     }
     // Check if the overall dimensions still make sense.
     if (width <= 0 || height <= 0) {