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Next: Visual Design Up: Issues in Multimedia Applications Previous: Types of Interactive Multimedia

Technical Design

Technologicical factors may limit the ambition of your mutlimedia presentation:

Video Mode	Resolution	 Colors
	----------    --------------	--------
	  CGA    	 320 x 200	      4
	  MCGA   	 320 x 200	    256
	  EGA    	 640 x 350	     16
	  VGA    	 640 x 480	    256
	  S-VGA        1,024 x 768	 $>$= 256
	  S-VGA        1,280 x 1,024     $>$= 256
	   		     .
	   		     .
	   		     .
	   16-bit color --$>$ 65536 colors
	   24-bit color --$>$ 16.7 million colors

1.
Video Mode and Computer Platform

PC <-> Macintosh

There are many "portable", "cross-platform" software and "run-time modules", but many of them lose quality/performance during the translation.

2.
Memory and Disk Space Requirement

Rapid progress in hardware alleviates the problem, but software is too "greedy", especially the multimedia ones.

3.
Delivery



Dave Marshall
10/4/2001