Width and heigth should be int, not bool.

Core/Core.cc

@@ -1458,7 +1458,7 @@ void Core::viewerSnapshot(){
 
 void Core::viewerSnapshot(QString file_name, bool store_comments,
         bool comments_visible_only, bool comments_targeted_only,
-        bool store_material_info, bool snapshot_width, bool snapshot_height,
+        bool store_material_info, int snapshot_width, int snapshot_height,
         bool snapshot_transparent, bool hide_coord_sys,
         int snapshot_multisampling, bool store_view) {
 

Core/Core.hh

@@ -722,7 +722,7 @@ public slots:
     /// Scriptable snapshot method offering full control
     void viewerSnapshot(QString file_name, bool store_comments,
             bool comments_visible_only, bool comments_targeted_only,
-            bool store_material_info, bool snapshot_width, bool snapshot_height,
+            bool store_material_info, int snapshot_width, int snapshot_height,
             bool snapshot_transparent, bool hide_coord_sys,
             int snapshot_multisampling, bool store_view);
 

widgets/coreWidget/CoreWidget.hh

@@ -1025,7 +1025,7 @@ public:
     /// Scriptable snapshot method offering full control
     void viewerSnapshot(QString file_name, bool store_comments,
             bool comments_visible_only, bool comments_targeted_only,
-            bool store_material_info, bool snapshot_width, bool snapshot_height,
+            bool store_material_info, int snapshot_width, int snapshot_height,
             bool snapshot_transparent, bool hide_coord_sys,
             int snapshot_multisampling, bool store_view);
 

widgets/coreWidget/viewerControl.cc

@@ -543,7 +543,7 @@ void CoreWidget::applicationSnapshot() {
 
 void CoreWidget::viewerSnapshot(QString file_ame, bool store_comments,
         bool comments_visible_only, bool comments_targeted_only,
-        bool store_material_info, bool snapshot_width, bool snapshot_height,
+        bool store_material_info, int snapshot_width, int snapshot_height,
         bool snapshot_transparent, bool hide_coord_sys,
         int snapshot_multisampling, bool store_view) {