Advanced Video Coding: Principles and Techniques: The by K.N. Ngan, T. Meier, D. Chai PDF

By K.N. Ngan, T. Meier, D. Chai

ISBN-10: 044482667X

ISBN-13: 9780444826671

ISBN-10: 0585475237

ISBN-13: 9780585475233

In recent times, the paradigm of video coding has shifted from that of a frame-based method of a content-based process, relatively with the finalization of the ISO multimedia coding ordinary, MPEG-4. MPEG-4 is the rising ordinary for the coding of multimedia content material. It defines a syntax for a suite of content-based functionalities, particularly, content-based interactivity, compression and common entry. in spite of the fact that, it doesn't specify how the video content material is to be generated. To generate the video content material, video needs to be segmented into video gadgets and tracked as they transverse around the video frames. This booklet addresses the tough challenge of video segmentation, and the extraction and monitoring of video item planes as outlined in MPEG-4. It then makes a speciality of the categorical factor of face segmentation and coding as utilized to videoconferencing for you to enhance the standard of videoconferencing photographs specifically within the facial area. Modal-based coding is a content-based coding method used to code man made gadgets that experience develop into an immense a part of video content material. It leads to super low bit premiums simply because simply the parameters had to symbolize the modal are transmitted. Model-based coding is integrated to supply history details for the bogus item coding in MPEG-4. finally, MPEG-4, the 1st coding general for multimedia content material is defined intimately. the subjects coated comprise the coding of audio items, the coding of typical and artificial video items, and blunder resilience. complicated Video Coding is without doubt one of the first books on content-based coding and MPEG-4 coding usual. It serves as a great details resource and reference for either researchers and training engineers.

Show description

Read Online or Download Advanced Video Coding: Principles and Techniques: The Content-based Approach (Advances in Image Communication, Volume 7) PDF

Best signal processing books

Get Imaging and Electron Physics: Dirac's Difference Equation PDF

During this quantity, the authors expand the calculus of finite adjustments to Dirac's equation. They receive strategies for debris with unfavourable mass which are thoroughly reminiscent of the strategies with optimistic mass. additionally, they receive suggestions for nuclear distances of the order of 10-13m and not more instead of for the standard atomic distances.

Read e-book online Information Fusion in Signal and Image Processing: Major PDF

The world of data fusion has grown significantly over the past few years, resulting in a swift and bold evolution. In such fast-moving occasions, it is very important take inventory of the alterations that experience happened. As such, this books bargains an summary of the overall ideas and specificities of knowledge fusion in sign and snapshot processing, in addition to overlaying the most numerical equipment (probabilistic ways, fuzzy units and probability idea and trust functions).

Download PDF by Joseph Carr: Practical Radio Frequency Test and Measurement. A

. .. could be incorporated in each communications technician's "essential" library. -Mobile Radio TechnologyContent: Preface, web page ixChapter One - creation to Radio Frequency Electronics and size thought, Pages 1-16Chapter - Small elements utilized in Radio Frequency attempt and dimension, Pages 17-48Chapter 3 - Smith Charting the Radio Frequency Circuit, Pages 49-78Chapter 4 - sign resources and sign turbines, Pages 79-101Chapter 5 - Spectrum and community Analyzers, Pages 102-120Chapter Six - Radio Frequency energy Measurements, Pages 121-150Chapter Seven - Measuring Frequency and interval, Pages 151-166Chapter 8 - Radio Receivers and Their Measurements, Pages 167-216Chapter 9 - Radio Transmitter Measurements, Pages 217-263Chapter Ten - Amplifier Measurements, Pages 264-286Chapter 11 - Antenna achieve and trend Measurements, Pages 287-292Chapter Twelve - Antenna and Transmission Line Measurements, Pages 293-321Chapter 13 - Measuring Inductors and Capacitors at RF Frequencies, Pages 322-334Chapter Fourteen - Time-Domain Reflectometry, Pages 335-339Bibliography, Pages 341-342Index, Pages 343-348

Additional resources for Advanced Video Coding: Principles and Techniques: The Content-based Approach (Advances in Image Communication, Volume 7)

Example text

To start with, the two most basic operators, erosion and dilation, will be introduced. Let B denote a window or flat structuring element and let Bx,v be the translation of B so that its origin is located at (x, y). Then, the erosion CB(I) of an image I by the structuring element B is defined as eB(I)(x,y) -- min (k,1)cB~,~ I(k, 1). 29) Similarly, the dilation 5B(I) of the image I by the structuring element B is given by 6 B ( I ) ( x , y) -- max (k,L)cB~,~ I(k, l). 30) 24 CHAPTER 1. IMAGE AND VIDEO SEGMENTATION For example, consider a window B consisting of 3 x 3 pixels.

51) This projection is computationally efficient and a good approximation if the distance between the objects and the camera is large compared to the depth of the objects. 51) we obtain ! x --alx+a2y+a3 , y - - a 4 x + aSy + a6 with al - ( 8 1 1 - - 8 1 3 c ) ,a b and a5 - ( s 2 2 - 823c), affine motion model. ( 8 1 2 - 8 1 3 c ) , b a3 -- (tl 4 - 8 1 3 c )1, a4 -- (8 21 - - 8 23c), a -- (t2 + S23c). 4. 9: Projection of pixel (X, Y, Z) onto image plane (x, y) under perspective (central) projection.

The first criterion requires the edge operator to have a low probability both for missing real edges and for false alarms. Good localization means that the detected edges should be as close as possible to the center of the true edge. The third and last criterion makes sure that a single edge does not result in multiple detected edges, particularly in the case of thick edges. 18 CHAPTER 1. IMAGE AND VIDEO SEGMENTATION Edge detection is then formulated as a filter design problem. To this end, a mathematical form of encapsulating the above criteria is derived.

Download PDF sample

Advanced Video Coding: Principles and Techniques: The Content-based Approach (Advances in Image Communication, Volume 7) by K.N. Ngan, T. Meier, D. Chai


by Donald
4.5

Rated 4.06 of 5 – based on 30 votes