void LuminosityAlgorithm::doAlgorithm(const RGBImage& input, IntensityImage& output)
{
// Check image size
if (input.getWidth() != output.getWidth() || input.getHeight() != output.getHeight()) {
output.set(input.getWidth(), input.getHeight());
}
// Lunimosity Algorithm defined as
// Gray = (Red * 0.2126 + Green * 0.7152 + Blue * 0.0722)
for (int i = 0; i < input.getWidth()*input.getHeight(); i++) {
RGB pixel = input.getPixel(i);
output.setPixel(i, pixel.r * 0.2126 + pixel.g * 0.7152 + pixel.b * 0.0722);
}
}
void HereBeDragons::NoWantOfConscienceHoldItThatICall(const cv::Mat &source, IntensityImage &dst) {
int type = source.type();
if (type != CV_8UC1) {
// throw std::exception("OpenCV Mat source image not of type CV_8UC1!");
throw std::exception{};
}
dst.set(source.cols, source.rows);
for (int x = 0; x < source.cols; x++) {
for (int y = 0; y < source.rows; y++) {
dst.setPixel(x, y, source.at<uchar>(y, x));
}
}
}