Revision for chapter Image, sound and presentations
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Computer Confluence:
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Chapter 6, Graphics, Digital Media and Multimedia Pages 220-261
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A Gift of Fire:
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Articles:
Archive for the ‘2.2.4 Images, sound and presentations’ Category
ITGS Image, sound and presentations: Revision
Posted by Panagiotis on Thursday, 31 January 2008
Posted in 2.2.4 Images, sound and presentations | Tagged: ITGS | Leave a Comment »
ITGS Image, sound and presentations: Bitmap File Formats
Posted by Panagiotis on Thursday, 31 January 2008
[ source: bbc.co.uk ]
In general, the images that a computer produces can be split into two types: vector drawings and bitmaps. Vectors are a collection of instructions such as: ‘Draw a square in the bottom right, fill it blue, make it 78 units tall’. Bitmaps are basically descriptions of the colour of each pixel in the image. Read the rest of this entry »
Posted in 2.2.4 Images, sound and presentations | Tagged: ITGS | Leave a Comment »
ITGS Image, sound and presentations: What is MP3 (Further reading)
Posted by Panagiotis on Wednesday, 30 January 2008
What is MP3?
MP3 is a near-CD quality file format for sound files, and is very popular for music on the web.
It’s becoming more popular as people use it to swap music online because of its powerful compression.
For example, you can get hundreds of songs on a single CD using the MP3 format. Read the rest of this entry »
Posted in 2.2.4 Images, sound and presentations | Tagged: ITGS, mp3 | 1 Comment »
