Check out example codes for "c# display image". It will help you in understanding the concepts better.

Code Example 1

// open file dialog   
OpenFileDialog open = new OpenFileDialog();  
// image filters  
open.Filter = "Image Files(*.jpg; *.jpeg; *.gif; *.bmp)|*.jpg; *.jpeg; *.gif; *.bmp";  
if (open.ShowDialog() == DialogResult.OK) {  
    // display image in picture box  
    pictureBox1.Image = new Bitmap(open.FileName);  
    // image file path  
    textBox1.Text = open.FileName;  
}  

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