#include <iostream>
#include "bmpimage.h"

const std::string FILENAME = "../elef.bmp";
const std::string FILENAME_OUT = "../elef_out.bmp";

void lab01() {
    auto og_image = readBMPImage(FILENAME);
    auto pixels = og_image.pixels_copy();
    for (int i = 0; i < og_image.height(); ++i) {
        for (int j = 0; j < og_image.width(); ++j) {
            uint8_t gray = pixels[i][j].r / 3 + pixels[i][j].g / 3 + pixels[i][j].b / 3;
            pixels[i][j] = {gray, gray, gray};
        }
    }
    auto image1 = new BMPImage(og_image.fileHeader_copy(), og_image.infoHeader_copy(), pixels);
    auto pixels2 = image1->pixels_copy();
    for (int i = 0; i < og_image.height(); ++i) {
        for (int j = 0; j < og_image.width(); ++j) {
            uint8_t gray = 0;
            if (pixels2[i][j].r > 80) gray = 255;
            pixels2[i][j] = {gray, gray, gray};
        }
    }
    auto image2 = new BMPImage(og_image.fileHeader_copy(), og_image.infoHeader_copy(), pixels2);
    image1->write("../elef_gs.bmp");
    image2->write("../elef_bw.bmp");
    og_image.write("../elef_out.bmp");
//    image.write(FILENAME_OUT);
}

int main() {
    lab01();
    return 0;
}