Fixed: All scopes were working forever when the input image had size 0

[kdenlive] / src / colorcorrection / waveformgenerator.cpp

diff --git a/src/colorcorrection/waveformgenerator.cpp b/src/colorcorrection/waveformgenerator.cpp
index 3da947733564ecbbc959af9333dd689b12a31e6b..633a2211135326eb99ea398a0acfeb234f0ebcf2 100644 (file)
--- a/src/colorcorrection/waveformgenerator.cpp
+++ b/src/colorcorrection/waveformgenerator.cpp
@@ -36,7 +36,7 @@ QImage WaveformGenerator::calculateWaveform(const QSize &waveformSize, const QIm
 
     QImage wave(waveformSize, QImage::Format_ARGB32);
 
-    if (waveformSize.width() <= 0 || waveformSize.height() <= 0) {
+    if (waveformSize.width() <= 0 || waveformSize.height() <= 0 || image.width() <= 0 || image.height() <= 0) {
         return QImage();
 
     } else {