Introduction - If you have any usage issues, please Google them yourself
Reads a Gray-scale image (8 bits per pixel, namely goruntu_adi) and Writes the pixel values
of the image. If the pixel value of the image is less than the threshold_val, it will be 0. If the pixel value of the image is upper than the threshold_val, it will
be 255. Than new image will be saved in memory as a new image.