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Question 1:
(a) Define what you understand by the following terms:
i) Pixel ii) Pixel Aspect Ratio iii) Frame rates. iv) Animation
In each of the above, use diagrams to illustrate your answers.
(b) Differentiate between Spatial and Temporal Interpolations. In each case give appropriate examples.
(c) Explain what you understand by the term Bezier Curves.
Question 2:
(a) Explain what you understand by Rotoscoping in Graphic effects.
(b) Give details how Rotoscoping could be achieved in Adobe After Effects CS3.
(c) Using one algorithm as example for Video compression, explain why we need video compression.
what is picture construction technique?explain its various technique?
Other File Formats BMP/DIB/RLE File Formats These are termed as device independent bitmap files. They exist in two various type formats: a) OS2 format and b) Windows
What do you mean by scan conversion? A main task of the display processor is digitizing a picture definition given in an application program into a set of pixel-intensity valu
Accessories : A Screen Grabber is a necessary accessory. Bitmap images are so common in multimedia, that it is important to have a tool for grabbing all or part of the screen disp
Computations with Phong Shading Computations involved along with Phong Shading: i) Find out average unit normal vector at each polygon vertex. ii) Linearly interpol
Ray Casting -polygon rendering and ray tracing methods It is a method wherein the surfaces of objects visible to the camera are determined by throwing or say casting rays of
Question : (a) What do you understand by the term ‘contone'? (b) What are spot colours? (c) You have been asked to prepare an artwork (a magazine) to send to a printer.
when dda line drawing algorithm is more efficient than bresenhem line drawing algorithm?
Types of Formats It is significant to distinguish among a file format and a codec. Although most audio file formats support merely one audio codec, a file format may assist mul
Bezier Surfaces - Modeling and Rendering Two sets of Bezier curve can be utilized to design an object surface by identifying by an input mesh of control points. The Bézier su
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