Lab 5 a&ds

#include <stdio.h>
#include <stdlib.h>
#include <iostream>
#include <string.h>

#define FILE_IN "i23.bmp"
#define FILE_OUT "i23_enc.bmp"

using namespace std;

int main() {
    int i;
    char header[54], headerNew[54];
    char R0, G0, B0, R, G, B;
    int size; //correspond to number of pixels of image
    FILE *fin;
    FILE *fout;

    fin = fopen(FILE_IN, "rb");
    fout = fopen(FILE_OUT, "wb");

    if (fin == NULL) {
        printf("Cannot open file.\n");
        exit(1);
    }

    fread(header, sizeof(char), 54, fin);

    fseek(fout, 0, SEEK_SET);

    for (i = 0; i < 54; i++) {
        fputc(header[i], fout);
    }

    fread(headerNew, sizeof(char), 54, fout);

    int width = *(int*)&header[18];
    int height = *(int*)&header[22];

    int width1 = *(int*)&headerNew[18];
    int height2 = *(int*)&headerNew[22];

    cout <<width1 << "  " << height2 << endl;

    fclose(fin);
    fclose(fout);
}