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Multimedia Networking
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Multimedia Networking - Multimedia Networking - Lecture Slides, Slides of Computer Science
These are the Lecture Slides of Multimedia Networking which includes Variations, Layer Encoded Videos, Internet, Typical, Encoding, Commercial Streaming, Layered Encoding, Allows Easier Scaling, Variation in Quality etc.Key important points are: Multimedia Networking, Relationship, Analog to Digital, Fidelity, Sample Size, Sample Rate, Typical Music Quality, Typical Voice Quality, Speech Detection, Challenges
Typology: Slides
2012/2013
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Review
Multimedia Networking
Analog to Digital
- What is the relationship between
- Fidelity and Sample Size
- Fidelity and Sample Rate
Speech Detection
- Why do speech detection?
- What are the challenges with speech detection in many typical computing environments?
Speech Detection
- What is the definition of energy in a sound sample?
- What is the definition of zero crossing rate?
- How are they both used in [RS75]?
Effects of Delay
- What are typical delay bounds for:
- Interactive multimedia
- Streaming multimedia
- Web browsing
Jitter
- What is one technique that can be used to remove jitter? - What is a drawback with this technique?
MPEG Compression
- What is an I-frame?
- What is a P-frame?
- What is a B-frame?
- What is a Group of Pictures (GOP)?
MPEG Compression
- Why not have all I-frames in a GOP?
- Why not have all B-frames in a GOP?
Groupwork
- Create a CS hypothesis
- Describe how you would test it
- Is your work useful if your hypothesis is:
- Accepted?
- Rejected?
LHPT
- What is their hypothesis?
- What is their methodology?
- What is one of their observations?
WS
- What is their (implicit) hypothesis?
WS
- What are some of the possible non-network related degradations they identify?
ZKSR
- What was their methodology:
- For recording videos
- For measuring quality
- For interpreting results
ZKSR
Interpret the above data