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How Video Works

From Analog to High Definition, 2nd Edition

By Diana Weynand, Marcus Weise, Diana Weynand

  1. ISBN: 9780240809335
  2. Publication Date: March 2007
  3. Format: Paperback
  4. Pages: 316
  5. Price:
    • $47.95 (USD)
    • £28.99 (GBP)
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Description

How Video Works has been a bible for professionals in the video world since 1985. It offers easy to understand explanations of the entire world of video. A complete guide from analog video to all the new digital technologies, including HD, compression, and encoding. This book is a must-have for any broadcast or video production department. It is also perfect for the new video technician or non-tech creative professional who is just beginning to discover the digital world. Update your library with the brand new version of an industry standard.

Author Bio

Marcus Weise has over thirty-five years experience in the television industry. Since 2001 he has been working for the CBS Television Network at Television City in Hollywood as an A.D./Editor in the High Definition online suite preparing shows for network broadcast. As an expert in the new digital technology, he has operated in both production and post production as an Associate Director and a Technical Consultant. With the ability to organize and troubleshoot, and a background in budgeting, personnel and scheduling, he has set up new productions from the start and helped to rescue shows that have gotten off track. He has also been responsible for the design, construction, and operation of studio facilities. Technically his expertise covers design, construction, and operation of production and post production studios. His experience in production is extensive in sitcoms, variety, reality, soap operas and sports. He has long established working relationships with most of the major post production facilities in the Los Angeles area and a thorough knowledge of the current and newly emerging production and post production equipment and techniques. In association with Weynand Training in Los Angeles he has helped train personnel for ABC, CBS, NBC and FOX in the operation of production and post production facilities in Hollywood, San Francisco, and New York. He is the coauthor of How Video Works, 2nd edition (Focal Press).
Diana Weynand is an award winning producer, director, editor, and co-founder of Weynand Training International (www.weynand.com), an Apple Authorized Training Center and leader in training and curriculum development for emerging technologies. Diana was supervising editor for "The Barbara Walters Specials," directed and co-produced the Emmy nominated PBS series, ³Cinematic Eye,² and was online editor for "Real World." She is author of four best selling books on Final Cut Pro and co-author of "The Secrets of Videoblogging." Diana also writes on High Definition production.

Reviews

Praise for HOW VIDEO WORKS:

"If you work in video, or want to work in video, this book is a must have. It is a comprehensive A through Z of video from the people who have been at the backbone of training in Los Angeles. I recommend it to my staff and clients." Marty Meyer, Director of Engineering, Wexler Video, Los Angeles

"This book is a great teaching tool." David Schwartz, Professor, Film and Video Department, Brooks Institute of Photography

"Video can be hard to explain and contextualize. This book does a great job of making it easy to understand." Algie Abrams, Professional Systems Architect, Microsoft

"As complex, cutting-edge technology continues to evolve toward the totally undecipherable, it is fortunate that there is a guide like HOW VIDEO WORKS to break down the video process into easy to understand principles and steps." Dan Bolton, Sales Manager, DEFINITION: The HiDef Sourcebook

Contents

Weynand: How Video Works Table of Contents

Chapter 1 - Introduction
Video Evolution
Analog and Digital
Video Applications
About This Book

Chapter 2 - Electronic Photography
Tube Cameras
Scanning the Image
Displaying the Image
CCD Cameras
Camera Chips

Chapter 3 - Scanning
Video Lines
Blanking
Fields
Black and White Specifications

Chapter 4 - Synchronizing the Analog Signal
Synchronizing Generators
Synchronizing Pulses
Drive Pulses
Blanking Pulses
Horizontal Blanking
Vertical Blanking
Vertical Synchronizing Pulses
Color Subcarrier
Cross Pulse Display
Other Signal Outputs
Vertical Interval Signals

Chapter 5 - The Transmitted Signal

Chapter 6 - Color Video
Additive and Subtractive
Primary and Secondary Colors
The Color System
Harmonics
NTSC Color Transmission
NTSC Color Frame Rate
Vectors
Color Burst
Chrominance and Luminance
Color Difference Signals
I and Q Vectors
Other Color Standards

Chapter 7 - Monitoring the Color Image
The Human Eye
Color Bars
The Monochrome Image
PLUGE Bars
Color Image
Video Displays
DLP
LCD
LCoS
SED
Plasma

Chapter 8 - Analog Waveform Monitors
Graticule
Signal Components on Graticule
Waveform Display Controls
Signal Measurement
Filters
Reference
Inputs
Display
Combining Setups
Viewing Color Bars
Viewing an Image

Chapter 9 - Analog Vectorscopes
Graticule
Axes
Vector Readings
Setup Controls
Input Selections
Calibration
Active Video
PAL Signal
Other Scopes

Chapter 10 - The Encoded Signal
Analog and Digital Encoding
Analog Encoding Process
Analog Composite Signal
Analog Component Signal
Digital Encoding Process
Digital Composite Signals
Digital Component Signal
Transcoding
Encoding and Compression

Chapter 11 - Digital Theory
Analog Video
Digital Video
Sampling Rate
Computer Processing
Binary System
Digital Stream
Serial Digital Interface

Chapter 12 - Digital Television Standards
Standards Organizations
Standards Criteria
Image Resolution
Aspect Ratios
Pixel Aspect Ratio
Interlace and Progressive Scan Modes
Frame Rate
Standards Categories
Conventional Definition Television (CDTV)
Digital Television Categories (DTV)
High Definition Television (HDTV)
Standard Definition Television (SDTV)
Enhanced Definition Television (EDTV)
Digital Television Standards

Chapter 13 - High Definition Video
Non-Picture Data
Vertical Ancillary Data (VANC)
Horizontal Ancillary Data (HANC)
Metadata

Chapter 14 - Digital Scopes
Digital Signal
Dual Digital Scope Overview
WFM601 Monitor Overview
Video Display
Video In
Sweep
Reference
Menu Section
Chapter 15 - Compression
Lossless Compression
Lossy Compression
Data Reduction
Intraframe Compression
Data Transmission Limitations
Bit Rates
Constant Bit Rates
Variable Bit Rates
JPEG Compression
JPEG 2000
Motion JPEG Compression
MPEG Compression
The MPEG Process
I Frames
P Frames
B Frames
The Group of Pictures (GOP)
IP Method
IBP Method
Profiles and Levels
Main Profile at Main Level
Video Encoding and Compression
MPEG Variations
MPEG 1
MPEG-4
MPEG-4 Compression Process
Problems Introduced During Compression
Compression Artifacts
Compression for Broadband, Cell Phones, and Handheld Devices
DVB-S and DVB S-2
DVB-C
DVB-T
DVB-H
DMB
ISDB
Wi-Fi and WiMAX

Chapter 16 - Image Acquisition and Recording Formats
Magnetic Recording
Control Track
Signal-to-Noise Ratio
Magnetic Tape
Metal Tape
Modulation and Demodulation in Analog Recording
Erasing Media
Magnetic Video Recording Formats
Other Recording Formats
Hard Drives and RAID Systems
RAID Levels
Servers
Computer Generated Images (CGI)

Chapter 17 - Optical Media
Optical Recording
Optical Reproduction
Optical Formats
Types of Optical Media
CD
DVD

Chapter 18 - Timecode

Chapter 19 - Audio for Video

Chapter 20 - Overview of Operations
VTR and VCR Components
Operational Controls
Analog Tape Playback
Analog Playback Procedures
Horizontal Blanking
Vertical Blanking
Video Recording
Signal Timing
Insert and Assemble Editing
Digital Playback and Recording

Chapter 21 - Test Signals, Displays, and Media Problems