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Fix memory leak

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This commit is contained in:
Eoin Mcloughlin
2016-10-09 18:33:15 +01:00
parent 9c0359fd40
commit 45858cf001
2 changed files with 10 additions and 10 deletions
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16
spectrogramplot.cpp
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@@ -187,20 +187,20 @@ QPixmap* SpectrogramPlot::getPixmapTile(off_t tile)
float* SpectrogramPlot::getFFTTile(off_t tile)
{
float *obj = fftCache.object(TileCacheKey(fftSize, zoomLevel, tile));
if (obj != 0)
return obj;
std::array<float, tileSize>* obj = fftCache.object(TileCacheKey(fftSize, zoomLevel, tile));
if (obj != nullptr)
return obj->data();
float *dest = new float[tileSize];
float *ptr = dest;
std::array<float, tileSize>* destStorage = new std::array<float, tileSize>;
float *ptr = destStorage->data();
off_t sample = tile;
while ((ptr - dest) < tileSize) {
while ((ptr - destStorage->data()) < tileSize) {
getLine(ptr, sample);
sample += getStride();
ptr += fftSize;
}
fftCache.insert(TileCacheKey(fftSize, zoomLevel, tile), dest);
return dest;
fftCache.insert(TileCacheKey(fftSize, zoomLevel, tile), destStorage);
return destStorage->data();
}
void SpectrogramPlot::getLine(float *dest, off_t sample)