By David R. Bull

Communicating Pictures begins with a different old standpoint of the position of pictures in communications after which builds in this to give an explanation for the purposes and specifications of a latest video coding method. It attracts at the authors huge educational event of sign processing and video coding to bring a textual content that's algorithmically rigorous, but obtainable, appropriate to trendy criteria, and sensible. It deals a radical grounding in visible belief, and demonstrates how sleek photo and video compression tools should be designed with the intention to meet the rate-quality functionality degrees demanded through todays purposes, networks and clients. With this publication you are going to learn:

  • Practical matters while enforcing a codec, similar to photo boundary extension and complexity relief, with specific emphasis on effective algorithms for transforms, movement estimators and mistake resilience
  • Conflicts among traditional video compression, in keeping with variable size coding and spatiotemporal prediction, and the necessities for mistakes resilient transmission
  • How to evaluate the standard of coded photographs and video content material, either via subjective trials and through the use of perceptually optimised aim metrics
  • Features, operation and function of the state of the art excessive potency Video Coding (HEVC) standard
  • Covers the fundamentals of video communications and incorporates a robust grounding in how we understand photos and video, and the way we will be able to make the most redundancy to lessen bitrate and enhance expense distortion performance
  • Gives deep perception into the pitfalls linked to the transmission of real-time video over networks (wireless and fixed)
  • Uses the state-of- the-art video coding usual (H.264/AVC) as a foundation for set of rules improvement within the context of block dependent compression
  • Insight into destiny video coding criteria similar to the hot ISO/ITU excessive potency Video Coding (HEVC) initiative, which extends and generalizes the H.264/AVC approach

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Additional info for Communicating pictures : a course in image and video coding

Sample text

We now capture, store, access, transmit, and receive visual information as part of our everyday lives and we can visualize almost anything, from distant stars to the smallest organism. Visual information is the primary consumer of communications bandwidth across all broadcast, internet, and surveillance networks.

This compares to approximately 10% for hearing, 10% for the other senses, and 20% for motor functions, leaving 10–20% for everything else—things like playing chess [1]. This is not entirely surprising because visual activity is linked to almost everything we do. In basic terms we interpret colors, classify shapes, detect and assess motion, estimate distances, and do a pretty good job at creating a three-dimensional world out of the 2-D images that fall on our retinas. So what is the difference between what we see and what we perceive?

5 The need for standards . . . . . . . . 1 Some basic facts about standards . . . 6 Summary . . . . . . . . . . . References . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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