decod.cpp File Reference

#include <bits/stdc++.h>
#include <filesystem>
#include "../include/Image.h"

Functions
int	main (int argc, char *argv[])
	Prints out an ASCII message encoded in the least significant bit (LSB) of the pixels of a PPM image.

Function Documentation

main()

int main	(	int	argc,
		char *	argv[] )

Prints out an ASCII message encoded in the least significant bit (LSB) of the pixels of a PPM image.

Parameters

argc
argv

Verifies if the number of arguments is correct.

‍Stores the PPM image to be decoded.

Tests if the ReadPPM() function was successful, stops the decoding process otherwise.

{
    if (argc != 2)
    {
        cout << "Uso: " << argv[0] << " <nome_do_arquivo>" << endl;
        return 1;
    }
 
    string img_name = argv[1];
    Image img; 
    if (img.ReadPPM(img_name))
    {
        img.DecodeMsg();
    }
   
    img.LiberatePixels();
 
    return 0;
}