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Full Description
How Video Works raises the curtain on how video is created, scanned, transmitted, stored, compressed, encoded, delivered and streamed to its multitude of destinations. In today's digital world, every content creator—individual as well as network or corporation—must understand the process of how video works in order to deliver not only the best quality video, but a digital video file with the most appropriate specifications for each particular use. This complete guide covers key stages of video development, from image capture to the final stages of delivery and archiving, as well as workflows and new technologies, including Ultra High Definition, metadata, signal monitoring, streaming and managing video files - all presented in an easy to understand way. Whether you are a professional or new video technician discovering the ins and outs of digital distribution, this book has the information you need to succeed. The updated third edition contains:
• New sections on image capture as well as streaming and video workflows
• A hands-on approach to using digital scopes and monitoring the video signal
• Thorough explanations of managing video files, including codecs and wrappers
• In-depth coverage of compression, encoding, and metadata
• A complete explanation of video and audio standards, including Ultra HD
• An overview of video recording and storage formats
• A complete glossary of terms for video, audio and broadcast
Contents
Introduction
The early days
From broadcast to the cloud (online)
About this book
The Medium of Video
Types of video signal
Analog theory
Analog, digital broadcast, online
Broadcast standards
Types of delivery
Digital theory
Live video, live linear, on demand
Broadcast standards
OTT and Beyond - video in the age of the Internet
IPTV (Internet Protocol TV)
HD and beyond
720p
1080i/p
4k (UHD)
8k
Audio for video
Acquisition of Video
Via camera
Tape
Digital
Capture
Analog (capture card)
Digital (firewire or import)
Storage
Disc/tape/raid/cloud
Manipulating (or Working) with video
Monitoring
Waveforms
Analog
Digital
Vectorscopes
Histograms
Levels
Compression
How compression works
Intraframe
Interframe
General encoding info
Codecs
Formats
Resolutions
Framerates
How we encode
Locally
hardware vs software
In the cloud
Hybrid
Encoding video for the Internet
Progressive Download
Streaming
Adaptive Bit Rate
Delivering & Watching Video
Transmissions via Online
Progressive Download
Streaming
Adaptive Bit Rate
Transmission via Traditional Broadcast
OTA
Satellite
Cable
Physical
DVD
Bluray
Tape (professional)
Conclusion
