ITAImage image = new ITAImage(PATH);
image.ResizeImage(1000, 250);

image.colorCharacters.WhiteColorCharacter = '▒';  
image.colorCharacters.BlackColorCharacter = '█';
image.colorCharacters.RGBBelowHundredAndFifty = '▓';
image.colorCharacters.OtherColorsCharacter = '▒';

string imageASCII = image.ToString();
Console.WriteLine(imageASCII);