Better to use ++i than i++ (minor optimization)

[kdenlive] / src / scopes / audioscopes / spectrogram.cpp

diff --git a/src/scopes/audioscopes/spectrogram.cpp b/src/scopes/audioscopes/spectrogram.cpp
index 32bf4cd9bd5380d999844804aff7b87e0aec20cb..c47f2492682a41072823b3ce3edbd73dc1f3cf0d 100644 (file)
--- a/src/scopes/audioscopes/spectrogram.cpp
+++ b/src/scopes/audioscopes/spectrogram.cpp
@@ -395,7 +395,7 @@ QImage Spectrogram::renderAudioScope(uint, const QVector<int16_t> audioFrame, co
                 right = ((float) m_freqMax)/(m_freq/2) * (windowSize - 1);
                 dbMap = FFTTools::interpolatePeakPreserving((*it), m_innerScopeRect.width(), 0, right, -180);
 
-                for (int i = 0; i < dbMap.size(); i++) {
+                for (int i = 0; i < dbMap.size(); ++i) {
                     val = dbMap[i];
                     peak = val > m_dBmax;