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Fix Qt screenhot crash (#889)
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126c18e003
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@ -136,7 +136,9 @@ public:
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void toRgb(ImageData<ColorRgb>& image)
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{
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image.resize(_width, _height);
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if (image.width() != _width || image.height() != _height)
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image.resize(_width, _height);
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const unsigned imageSize = _width * _height;
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for (unsigned idx = 0; idx < imageSize; idx++)
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@ -101,6 +101,7 @@ int QtGrabber::grabFrame(Image<ColorRgb> & image)
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QPixmap originalPixmap = _screen->grabWindow(0, _src_x, _src_y, _src_x_max, _src_y_max);
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QPixmap resizedPixmap = originalPixmap.scaled(_width,_height);
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QImage imageFrame = resizedPixmap.toImage().convertToFormat( QImage::Format_RGB888);
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image.resize(imageFrame.width(), imageFrame.height());
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for (int y=0; y<imageFrame.height(); ++y)
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for (int x=0; x<imageFrame.width(); ++x)
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@ -60,7 +60,9 @@ void ImageResampler::processImage(const uint8_t * data, int width, int height, i
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// calculate the output size
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int outputWidth = (width - _cropLeft - cropRight - (_horizontalDecimation >> 1) + _horizontalDecimation - 1) / _horizontalDecimation;
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int outputHeight = (height - _cropTop - cropBottom - (_verticalDecimation >> 1) + _verticalDecimation - 1) / _verticalDecimation;
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outputImage.resize(outputWidth, outputHeight);
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if (outputImage.width() != outputWidth || outputImage.height() != outputHeight)
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outputImage.resize(outputWidth, outputHeight);
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for (int yDest = 0, ySource = _cropTop + (_verticalDecimation >> 1); yDest < outputHeight; ySource += _verticalDecimation, ++yDest)
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{
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