Table of Contents
Audio-video Technologies over the Internet
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Course Outline
Lecture 1 Audio-video Requirements
PPT Slide
Audio and Video characteristics
Audio/video network requirements
PPT Slide
Types of bit rates
Quality of Service and bit rate
PPT Slide
Audio bit rate requirements
Which bit rate is actually needed?
Silences in speech
PPT Slide
Video bit rate requirements
PPT Slide
Transit delay variation (Jitter)
Delay equalization buffer
PPT Slide
Inter-media synchronization
Audio/video relative priorities
PPT Slide
Audio-compression techniques
Physiology and masking
Sample-based vs Frame-based
Frame-based and delay
Information rate, bit rate, entropy
Real, contentless signals, noise
The Effect of compression
End of Lecture 1
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