Adobe Photoshop is a graphics editing program developed and published by Adobe Systems Incorporated. wikipedia.org

A poster is any piece of printed paper designed to be attached to a wall or vertical surface. Typically posters include both textual and graphic elements, although a poster may be either wholly graphical or wholly text.

CorelDRAW is a vector graphics editor developed and marketed by Corel Corporation of Ottawa, Canada. It is also the name of Corel's Graphics Suite, which bundles CorelDraw with a bitmap image editor, Corel PhotoPaint, and other graphics-related programs. wikipedia.org

ImageMagick is a free and open-source software suite for displaying, converting, and editing raster image and vector image files.

Wedding photography is the photography of activities relating to weddings. wikipedia.org

Image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image processing may be either an image or a set of characteristics or parameters related to the image. wikipedia.org

Image editing encompasses the processes of altering images, whether they be digital photographs, traditional analog photographs, or illustrations. wikipedia.org

Portrait painting is a genre in painting, where the intent is to depict the visual appearance of the subject. Beside human beings, animals, pets and even inanimate objects can be chosen as the subject for a portrait. wikipedia.org