SPPU Information Technology (Semester 6)
Multimedia Technologies
December 2015
Total marks: --
Total time: --
INSTRUCTIONS
(1) Assume appropriate data and state your reasons
(2) Marks are given to the right of every question
(3) Draw neat diagrams wherever necessary


Solve any one question from Q1 and Q2
1 (a) What is Multimedia authoring tools. Which authoring tools are used in Entertainment industry?
5 M
1 (b) Explain the principle of LZ compression algorithm.
5 M

2 (a) What is an image? Distinguish between binary, grayscale and color images.
5 M
2 (b) Explain any one image enhancement techniques using point processing.
5 M

Solve any one question from Q3 and Q4
3 (a) Draw the block diagram of JPEG encoder and explain in brief.
5 M
3 (b) Discuss the fundamental characteristics of sound waves.
5 M

4 (a) In relation to MIDI, distinguish between channel messages and system messages giving examples.
5 M
4 (b) Write short note on RMF and WMA file formats.
5 M

Solve any one question from Q5 and Q6
5 (a) Why inter-frame correlation is important in video encoding? How I, P and B-frames technique help in the MPEG video compression technique?
8 M
5 (b) Distinguish between component, composite and S-video signal formats. Explain their applications.
8 M

6 (a) Why do we need video file formats ? Explain H .261 and H.263 briefly.
8 M
6 (b) Describe MPEG-4 decoder and encoder with the help of diagrams.
8 M

Solve any one question from Q7 and Q8
7 (a) Explain the terms Shape Tweening and Motion Tweening with the help of an example with respect to animation.
8 M
7 (b) What is OPEN GL? Explain OPEN GL rendering pipeline with key stages.
8 M

8 (a) State and explain techniques of animation.
i) Cel animation
ii) Stop motion animation
8 M
8 (b) How animation differs from the video? Explain tools used to create the Animation.
8 M

Solve any one question from Q9 and Q10
9 (a) Explain the need for synchronization in multimedia applications. State and explain types of synchronizations.
6 M
9 (b) Explain CCD and its use in the multimedia applications.
6 M
9 (c) Explain with diagram Android Multimedia Framework architecture.
6 M

10 (a) What is virtual reality? Describe the input devices used in Virtual Reality.
6 M
10 (b) What is GStreamer? Explain.
6 M
10 (c) Explain Head Mounted Displays and their use in multimedia applications.
6 M



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