Changing image based on requirement by combining parts of pictures from more than one picture. This helps in reduction of effort in reshoots and the areas where photography is not able to address the requirements.
Color correction is an important phase in achieving good quality printed photographs. Correction of images with right highlights, Midtones and Shadows reflects in rich and colorful images. Another part of color correction is removing cast of color in a photograph that could be in a picture because of reflections from surroundings and light sources.