small fixes for scopes updates

[kdenlive] / src / vectorscope.cpp

diff --git a/src/vectorscope.cpp b/src/vectorscope.cpp
index 6f45d63a46283be12e07ee0806078000e509fec0..6660105e186f021416b37bca921e60f84725dc78 100644 (file)
--- a/src/vectorscope.cpp
+++ b/src/vectorscope.cpp
@@ -215,7 +215,7 @@ QImage Vectorscope::renderHUD(uint)
     return hud;
 }
 
-QImage Vectorscope::renderScope(uint accelerationFactor, QImage qimage)
+QImage Vectorscope::renderScope(uint accelerationFactor, const QImage qimage)
 {
     QTime start = QTime::currentTime();
     QImage scope;