Method setFilter

YACReader/render.cpp:133–159

}

QImage MeanNoiseReductionFilter::setFilter(const QImage &image)
{
    int width = image.width();
    int height = image.height();
    QImage result(width, height, image.format());
    int filterSize = sqrt((float)neighborghoodSize);
    int bound = filterSize / 2;
    QRgb pix;
    int r, g, b;
    for (int j = bound; j < height - bound; j++) {
        for (int i = bound; i < width - bound; i++) {
            r = g = b = 0;
            for (int y = j - bound; y <= j + bound; y++) {
                for (int x = i - bound; x <= i + bound; x++) {
                    pix = image.pixel(x, y);
                    r += qRed(pix);
                    g += qGreen(pix);
                    b += qBlue(pix);
                }
            }
            result.setPixel(i, j, QColor(r / neighborghoodSize, g / neighborghoodSize, b / neighborghoodSize).rgb());
            // qDebug((QString::number(redChannel.at(4))+" "+QString::number(greenChannel.at(4))+" "+QString::number(blueChannel.at(4))).toAscii());
            // qDebug((QString::number(redChannel.size())+" "+QString::number(greenChannel.size())+" "+QString::number(blueChannel.size())).toAscii());
        }
    }
    return result;
}

//-----------------------------------------------------------------------------
// MedianNoiseReductionFilter