Representing Images, Sound and Other Data Videos
Ahmed M. ★ 5.0 (1)
Queen Mary University of London - BSc Computer Science
GCSE + A Level Computer Science tutor who has helped students achieve the grades they deserve!
The videos below are from the YouTube channel Craig’n’Dave. Subscribe to keep up to date with the latest videos.
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Bit patterns and data
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Bitmaps
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Calculating storage requirements for bitmaps
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Bitmap metadata
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Vector graphics
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Bitmap vs vectors
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Analogue and digital data signals
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Sample resolution and rate
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Calculating sound sample size
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MIDI
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Lossy vs lossless
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Length and dictionary coding
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Encryption – Caesar cipher
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Encryption – Vernam cipher
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