for (int y = 0; y < size.height; ++y) {
for (int x = 0; x < size.width; ++x) {
Magick::Color c = magick_image->pixelColor (x, y);
for (int y = 0; y < size.height; ++y) {
for (int x = 0; x < size.width; ++x) {
Magick::Color c = magick_image->pixelColor (x, y);