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Problem:
(a) What is meant by ‘Time - Stretching ‘in relation to a sound data file?
(b) Calculate the size of a 5 minutes mono sound file of CD quality and with a 16 -bit rate.
(c) Briefly explain the three following acoustic properties of sound:
(i) Loudness (ii) Pitch (iii) Timbre
(d) When digitizing sound the desired recording attributes are sample rate, bit resolutions and channels. Briefly explain these attributes.
(e) Most of the time sound is represented graphically as a wave (a sine wave). Explain what is meant by :
(i) the amplitude of the sound (ii) the frequency of the sound.
Two Modes of Operation of Tablets Tablets typically sustain two modes of operation as: 1) Digitizer Mode: creates a one-for-one connection between screen and tablet.
Containment Test - visible surface detection Test: That is Containment test: it can be either comprised (contained) or surrounding polygon, if intersection test fails. The
DV Encoder Types: While DV is captured in a computer this is stored in an AVI file, that is Microsoft's standard file format used for video files. Video support in Windows is prov
Uncompressed / Common Audio Format There is one main uncompressed audio format: PCM. It is generally stored like a .wav on Windows. WAV is file format which is flexible and des
After going through this section, you should be capable to: know the meaning of Visible-surface detection; distinguish among image-space and object-space approach for vi
Interactive Computer Animation Interactive Computer Animation that is interactively utilized by users for example: games. Sprite animation is interactive and utilized broadly
Advantages of Computer aided design - It is simpler to modify drawings - A library of parts can be kept - Ability to do automatic costings - Ability to mod
The table as given below demonstrates possible values of such parameters for classic applications of digital video. Application Frame rate Dime
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.
Potentially entering and leaving points - P E and P L The intersection point of the line and window might be classified either like potentially leaving or entering. Before g
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