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Books > Professional & Technical > Electronics & communications engineering > Communications engineering / telecommunications > Television technology
Video Object Extraction and Representation: Theory and Applications is an essential reference for electrical engineers working in video; computer scientists researching or building multimedia databases; video system designers; students of video processing; video technicians; and designers working in the graphic arts. In the coming years, the explosion of computer technology will enable a new form of digital media. Along with broadband Internet access and MPEG standards, this new media requires a computational infrastructure to allow users to grab and manipulate content. The book reviews relevant technologies and standards for content-based processing and their interrelations. Within this overview, the book focuses upon two problems at the heart of the algorithmic/computational infrastructure: video object extraction, or how to automatically package raw visual information by content; and video object representation, or how to automatically index and catalogue extracted content for browsing and retrieval. The book analyzes the designs of two novel, working systems for content-based extraction and representation in the support of MPEG-4 and MPEG-7 video standards, respectively. Features of the book include: Overview of MPEG standards; A working system for automatic video object segmentation; A working system for video object query by shape; Novel technology for a wide range of recognition problems; Overview of neural network and vision technologies Video Object Extraction and Representation: Theory and Applications will be of interest to research scientists and practitioners working in fields related to the topic. It may also be used as an advanced-level graduate text.
TV viewers today are exposed to overwhelming amounts of information, and challenged by the plethora of interactive functionality provided by current set-top boxes. To ensure broad adoption of this technology by consumers, future Digital Television will have to take usability issues thoroughly into account. In particular, serious attention must be paid to facilitate the selection of content on an individual basis, and to provide easy-to-use interfaces that satisfy viewers' interaction requirements. This volume collects selected research reports on the development of personalized services for Interactive TV. Drawing upon contributions from academia and industry in the US, Europe and Asia, this book represents a comprehensive picture of leading edge research in personalized television.
Coding and Modulation for Digital Television presents a comprehensive description of all error control coding and digital modulation techniques used in Digital Television (DTV). This book illustrates the relevant elements from the expansive theory of channel coding to how the transmission environment dictates the choice of error control coding and digital modulation schemes. These elements are presented in such a way that both the mathematical integrity' and understanding for engineers' are combined in a complete form and supported by a number of practical examples. In addition, the book contains descriptions of the existing standards and provides a valuable source of corresponding references. Coding and Modulation for Digital Television also features a description of the latest techniques, providing the reader with a glimpse of future digital broadcasting. These include the concepts of soft-in-soft-out decoding, turbo-coding and cross-correlated quadrature modulation, all of which will have a prominent future in improving efficiency of the next generation DTV systems. Coding and Modulation for Digital Television is essential reading for all undergraduate and postgraduate students, broadcasting and communication engineers, researchers, marketing managers, regulatory bodies, governmental organizations and standardization institutions of the digital television industry.
For better or worse, television has been the dominant medium of communication for 50 years. Almost all American households have a television set; many have more than one. Transmitting images and sounds electronically is a relatively recent invention, one that required passionate inventors, determined businessmen, government regulators, and willing consumers. This volume in the Greenwood Technographies series covers the history of television from 19th-century European conceptions of transmitting moving images electrically to the death of TV as a discrete system in a digital age. Magoun also discusses the changing face of television in the displays that people watch around the globe. Television: The Life Story of a Technology discusses significant developments in the technological and social lives of people during the history of the television. It appeals to students and lay readers alike by highlighting key events and people: BLthe American engineers and entrepreneurs such as Vladimir Zworykin and David Sarnoff who ignited the television industry; BLthe bloom of programming choices in tandem with the Baby Boom generation; BLthe developmetn of cable and satellite TV; BLthe Asians who innovated American inventions in videorecording and flat-panel displays; BLthe use of TV in wartime; BLand the new worlds of digital and high-definition television. Based on the latest research, this crisply written, sometimes provocative survey includes a glossary, timeline, and bibliography for further information. Vladimir Zworykin -- whose work ignited the entire television industry BLHow the television industry and commercial programming bloomed in tandem with the Baby Boom generation The late-twentiethcentury expansion of cable television and the decline of the broadcast networks, and the new world of high-definition television. The volume includes a glossary of terms, a timeline of important events, and a selected bibliography of resources for further information.
This book covers the MPEG H.264 and MS VC-1 video coding standards as well as issues in broadband video delivery over IP networks. This professional reference is designed for industry practitioners, including video engineers, and professionals in consumer electronics, telecommunications and media compression industries. The book is also suitable as a secondary text for advanced-level students in computer science and electrical engineering.
Three-Dimensional Television, Video and Display Technologies presents new advances in 3D TV and display techniques. It will discuss both theory and applications of these techniques. The theoretical concepts are illustrated by applied examples, numerical simulations, and experimental results. This is the first monograph of this rapidly evolving area of research and development. The book will be very useful for graduate students, scientists and engineers working in the field.
Recent years have brought many changes to the world of mass media. The In ternet and mobile communications technology have provided consumers with interactive digital services. Television is catching up with this trend through the digitalization process. Digital television is a hybrid platform combining elements from classical analog television and the Internet, providing modern multimedia services on a familiar platform. In short, digital TV is a gateway to the world of interactive digital media. Digital TV brings consumers into the television service arena and offers them new degrees of freedom. However, as the service and multimedia content types diversify and the services and their content increase, television is facing many of the same challenges of complexity and information overflow faced by other digital media. Metadata can handle the diverse services and content of digital TV effi. ciently and in a consumer-friendly way. Metadata means that the data are accompanied by other data which describe them. As data about data, meta data can provide an insight into syntactically and semantically complex data by distilling their essence to a set of simple descriptors. Metadata also helps to structure and manage information in diverse settings. The use of metadata in broadcast multimedia should not be restricted to being merely a tool for coping with the challenges of a complex networked multimedia environment. Instead, metadata ofTers new opportunities for the development of innovative services.
Although sophisticated wireless radio technologies make it possible for unlicensed wireless devices to take advantage of un-used broadcast TV spectra, those looking to advance the field have lacked a book that covers cognitive radio in TV white spaces (TVWS). Filling this need, TV White Space Spectrum Technologies: Regulations, Standards and Applications explains how white space technology can be used to enable the additional spectrum access that is so badly needed. Providing a comprehensive overview and analysis of the topics related to TVWS, this forward-looking reference contains contributions from key industry players, standards developers, and researchers from around the world in TV white space, dynamic spectrum access, and cognitive radio fields. It supplies an extensive survey of new technologies, applications, regulations, and open research areas in TVWS. The book is organized in four parts: Regulations and Profiles-Covers regulations, spectrum policies, channelization, and system requirements Standards-Examines TVWS standards efforts in different standard-developing organizations, with emphasis on the IEEE 802.22 wireless network standard Coexistence-Presents coexistence techniques between all potential TVWS standards, technologies, devices, and service providers, with emphasis on the Federal Communications Commission's (FCC) recent regulations and policies, and IEEE 802.19 coexistence study group efforts Important Aspects-Considers spectrum allocation, use cases, and security issues in the TVWS network This complete reference includes coverage of system requirements, collaborative sensing, spectrum sharing, privacy, and interoperability. Suggesting a number of applications that can be deployed to provide new services to users, including broadband Internet applications, the book highlights potential business opportunities and addresses the deployment challenges that are likely to arise.
Digital Terrestrial Broadcasting Networks approachs the existing framework for digital terrrestrial broadcasting, particularly the results of the Regional Radiocommunication Conference held in 2006. That conference established a new frequency plan for Europe, Africa and parts of Asia for digital terrestrial broadcasting. The book introduces the currently existing terrestrial broadcasting systems as well as the regulatory framework by which they can begin operating. Most importantly the book explains details of the GE06 Agreement, particularly Articles 4 and 5. It also discusses the frequency plan itself and the constraints it has been derived under. The book addresses the implementation of the GE06 Plan, which leads directly to all issues related to network planning and optimization of networks. Finally, the future development of the Plan and the digital dividend is addressed. This covers issues like sharing the UHF spectrum with mobile communication services and also touches upon the World Radio Conference 07 to be held in the fall in Geneva.
This is the first book about the rapidly evolving field of operational rate distortion (ORD) based video compression. ORD is concerned with the allocation of available bits among the different sources of information in an established coding framework. Today's video compression standards leave great freedom in the selection of key parameters, such as quantizers and motion vectors. The main distinction among different vendors is in the selection of these parameters, and this book presents a mathematical foundation for this selection process. The book contains a review chapter on video compression, a background chapter on optimal bit allocation and the necessary mathematical tools, such as the Lagrangian multiplier method and Dynamic Programming. These two introductory chapters make the book self-contained and provide a fast way of entering this exciting field. Rate-Distortion Based Video Compression establishes a general theory for the optimal bit allocation among dependent quantizers. The minimum total (average) distortion and the minimum maximum distortion cases are discussed. This theory is then used to design efficient motion estimation schemes, video compression schemes and object boundary encoding schemes. For the motion estimation schemes, the theory is used to optimally trade the reduction of energy in the displaced frame difference (DFD) for the increase in the rate required to encode the displacement vector field (DVF). These optimal motion estimators are then used to formulate video compression schemes which achieve an optimal distribution of the available bit rate among DVF, DFD and segmentation. This optimal bit allocation results in very efficient video coders. In the lastpart of the book, the proposed theory is applied to the optimal encoding of object boundaries, where the bit rate needed to encode a given boundary is traded for the resulting geometrical distortion. Again, the resulting boundary encoding schemes are very efficient. Rate-Distortion Based Video Compression is ideally suited for anyone interested in this booming field of research and development, especially engineers who are concerned with the implementation and design of efficient video compression schemes. It also represents a foundation for future research, since all the key elements needed are collected and presented uniformly. Therefore, it is ideally suited for graduate students and researchers working in this field.
This book is the condensed result of an extensive European project developing the future of 3D-Television. The book describes the state of the art in relevant topics: Capture of 3D scene for input to 3DTV system; Abstract representation of captured 3D scene information in digital form; Specifying data exchange format; Transmission of coded data; Conversion of 3DTV data for holographic and other displays; Equipment to decode and display 3DTV signal.
The industry "bible" is back and it's better than ever. The Art of
Digital Video has served as the ultimate reference guide for those
working with digital video for generations. Now this classic has
been revised and re-written by international consultant and
industry leader John Watkinson to include important technical
updates on this ever-evolving topic.
"Hitch Your Antenna to the Stars" is the first cultural and industrial history of early television stardom. Susan Murray argues that television stars were central to the growth and development of American broadcasting. They were used not only to promote programs and the sale of television sets and advertised consumer goods, but also to established network identities. Through profiles of well-known performers including Milton Berle, Sid Caesar, Jackie Gleason, and Lucille Ball, she shows how the television industry gave birth to the idea of TV stars and established a system of star production and management notably different from the Hollywood star system of the studio era.
Internet TV is the quintessential digital convergence medium,
linking television, telecommunications, the Internet, computer
applications, games, and more. Soon, venturing beyond the
convenience of viewer choice and control, Internet TV will enable
and encourage new types of entertainment, education, and games that
take advantage of the Internet's interactive capabilities. What
Internet TV is today and can be in the future forms the context for
this book.
We present queueing-based algorithms to calculate the bandwidth required for a video stream so that the three main Quality of Service constraints, i.e., end-to-end delay, jitter and packet loss, are ensured. Conversational and streaming video-based applications are becoming a major part of the everyday Internet usage. The quality of these applications (QoS), as experienced by the user, depends on three main metrics of the underlying network, namely, end-to-end delay, jitter and packet loss. These metrics are, in turn, directly related to the capacity of the links that the video traffic traverses from its source to destination. The main problem that this book addresses is how much bandwidth we should allocate on the path from source to destination of a video traffic flow such that the end-to-end delay, jitter and packet loss of the video packets are within some expected required bounds.
An international team of experts explores how streaming services are disrupting traditional storytelling. The rise of streaming has dramatically transformed how audiences consume media. Over the last decade, subscription video-on-demand (SVOD) services, including Netflix, Prime Video, and Disney+, have begun commissioning and financing their own original movies and TV shows, changing the way and the rate at which content is produced across the globe, from Mexico City to Mumbai. Streaming Video maps this international production boom and what it means for producers, audiences, and storytellers. Through eighteen richly textured case studies, ranging from original Korean dramas on Netflix to BluTV’s experimental Turkish series, the book investigates how streaming services both disrupt and maintain storytelling traditions in specific national contexts. To what extent, and how, are streamers expanding norms of television and film storytelling in different parts of the world? Are streamers enabling the creation of content that would not otherwise exist? What are the implications for different viewers, in different countries, with different tastes? Together, the chapters critically assess the impacts of streaming on twenty-first century audiovisual storytelling and rethink established understandings of transnational screen flows.
MPEG-4 is the multimedia standard for combining interactivity, natural and synthetic digital video, audio and computer-graphics. Typical applications are: internet, video conferencing, mobile videophones, multimedia cooperative work, teleteaching and games. With MPEG-4 the next step from block-based video (ISO/IEC MPEG-1, MPEG-2, CCITT H.261, ITU-T H.263) to arbitrarily-shaped visual objects is taken. This significant step demands a new methodology for system analysis and design to meet the considerably higher flexibility of MPEG-4. Motion estimation is a central part of MPEG-1/2/4 and H.261/H.263 video compression standards and has attracted much attention in research and industry, for the following reasons: it is computationally the most demanding algorithm of a video encoder (about 60-80% of the total computation time), it has a high impact on the visual quality of a video encoder, and it is not standardized, thus being open to competition. Algorithms, Complexity Analysis, and VLSI Architectures for MPEG-4 Motion Estimation covers in detail every single step in the design of a MPEG-1/2/4 or H.261/H.263 compliant video encoder: Fast motion estimation algorithms Complexity analysis tools Detailed complexity analysis of a software implementation of MPEG-4 video Complexity and visual quality analysis of fast motion estimation algorithms within MPEG-4 Design space on motion estimation VLSI architectures Detailed VLSI design examples of (1) a high throughput and (2) a low-power MPEG-4 motion estimator. Algorithms, Complexity Analysis and VLSI Architectures for MPEG-4 Motion Estimation is an important introduction to numerous algorithmic, architectural and system design aspects of the multimedia standard MPEG-4. As such, all researchers, students and practitioners working in image processing, video coding or system and VLSI design will find this book of interest.
The only single, comprehensive textbook on all aspects of digital
television
Algorithmic Culture: How Big Data and Artificial Intelligence are Transforming Everyday Life explores the complex ways in which algorithms and big data, or algorithmic culture, are simultaneously reshaping everyday culture while perpetuating inequality and intersectional discrimination. Contributors situate issues of humanity, identity, and culture in relation to free will, surveillance, capitalism, neoliberalism, consumerism, solipsism, and creativity, offering a critique of the myriad constraints enacted by algorithms. This book argues that consumers are undergoing an ontological overhaul due to the enhanced manipulability and increasingly mandatory nature of algorithms in the market, while also positing that algorithms may help navigate through chaos that is intrinsically present in the market democracy. Ultimately, Algorithmic Culture calls attention to the present-day cultural landscape as a whole as it has been reconfigured and re-presented by algorithms.
Detailed coverage of the underlying technologies required to build an end-to-end IPTV system The television entertainment industry is currently experiencing a major transformation as broadband subscribers and improvements in compression techniques for digital video content continue to grow. This growth is fueling the demand for a new generation of technology professionals who will be responsible for implementing IP-based video services and digital home services around the world. Next Generation IPTV Services and Technologies explores key challenges associated with successfully managing the technical operation of an IPTV networking infrastructure and provides networking and IT specialists entering the IPTV sector with sound coverage of state-of-the-art technologies used to build end-to-end IPTV systems. Coverage includes: IPTV network distribution technologies IPTV real-time encoding and transportation Broadcasting linear programming over IPTV IPTV consumer devices IPTV conditional access and DRM systems Moving IPTV around the house Video-on-demand over IP delivery networks Additionally, this book examines IPTV technical subjects that are not included in any other single reference to date: Quality of Experience (QoE), techniques for speeding up IPTV channel changing times, IPTV CD software architecture, Whole Home Media Networking (WHMN), IP-based high-definition TV, interactive IPTV applications, and managing an IPTV network on a daily basis. With a focus on changing job tasks and knowledge requirements for professionals, Next Generation IPTV Services and Technologies enables telecom operators, wireless mobile providers, cable TV companies, mediacompanies, broadcasters, video production companies, and Internet portal companies to meet the demands of designing, implementing, and supporting end-to-end IPTV systems. Complete with helpful flowcharts and engineering schematics, it also serves as an ideal supplemental text for graduate- and postgraduate-level networking and IP protocol courses.
This book describes the fundamentals and details of MPEG-2 Systems technology Written by an expert in the field, this book examines the MPEG-2 system specification as developed in the early 1990 s, as well as its evolution into the fourth edition of the MPEG-2 systems standard, published in 2013. While MPEG-2 systems will continue to evolve further, this book describes the MPEG-2 system functionality as of October 2013. Furthermore, relevant background information is provided. The discussion of MPEG-2 system functionality requires knowledge of various fundamental issues, such as timing, and supported content formats. Therefore also some basic information on video and audio coding is provided, including their evolution. Also other content formats supported in MPEG-2 systems are described, as far as needed to understand MPEG-2 systems. * Ordered logically working from the basics and background through to the details and fundamentals of MPEG-2 transport streams and program streams * Explores important issues within the standardization process itself * Puts the developments on MPEG-2 systems into historic perspective * Includes support of 3D Video and transport of AVC, SVC and MVC * Concludes with additional issues such as real-time interface, delivery over IP networks and usage by application standardization bodies * Predicts a continuing promising future for MPEG-2 transport streams
The new edition of "CCTV," a high-level professional reference,
is expanded to cover all video compression techniques used in the
ever-increasing assortment of digital video recorders (DVRs)
available on the market today. In addition to demystifying DVR
technology, the third edition also clarifies the technology of data
networking and explains various compression techniques. Along with
all this, the book retains the particulars that made the previous
editions convenient and valuable, including details of CCD cameras,
lenses, coaxial cables, fiber-optics, and system design.
One of the more revolutionary parts of the MPEG-4 International Standard is the Face and Body Animation, or FBA: the specification for efficient coding of shape and animation of human faces and bodies. This specification is a result of collaboration of experts with different backgrounds ranging from image coding and compression to video analysis, computer graphics, as well as speech analysis and synthesis, all sharing a common interest in computer simulation of humans. This book concentrates on the animation of faces. Features include:
How streaming services and internet distribution have transformed global television culture. Television, once a broadcast medium, now also travels through our telephone lines, fiber optic cables, and wireless networks. It is delivered to viewers via apps, screens large and small, and media players of all kinds. In this unfamiliar environment, new global giants of television distribution are emerging-including Netflix, the world's largest subscription video-on-demand service. Combining media industry analysis with cultural theory, Ramon Lobato explores the political and policy tensions at the heart of the digital distribution revolution, tracing their longer history through our evolving understanding of media globalization. Netflix Nations considers the ways that subscription video-on-demand services, but most of all Netflix, have irrevocably changed the circulation of media content. It tells the story of how a global video portal interacts with national audiences, markets, and institutions, and what this means for how we understand global media in the internet age. Netflix Nations addresses a fundamental tension in the digital media landscape - the clash between the internet's capacity for global distribution and the territorial nature of media trade, taste, and regulation. The book also explores the failures and frictions of video-on-demand as experienced by audiences. The actual experience of using video platforms is full of subtle reminders of market boundaries and exclusions: platforms are geo-blocked for out-of-region users ("this video is not available in your region"); catalogs shrink and expand from country to country; prices appear in different currencies; and subtitles and captions are not available in local languages. These conditions offer rich insight for understanding the actual geographies of digital media distribution. Contrary to popular belief, the story of Netflix is not just an American one. From Argentina to Australia, Netflix's ascension from a Silicon Valley start-up to an international television service has transformed media consumption on a global scale. Netflix Nations will help readers make sense of a complex, ever-shifting streaming media environment. |
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