By Anthony C. Caputo
Digital Video Surveillance & safety offers a blueprint for the IP-based digital safety approach consumers desire, permitting safety pros to guard their client's workplace or domestic. the writer provides exact plans at the top digicam place, components of assurance, and software program to choose so as to maximize the effectiveness of more moderen lower price networked applied sciences. transparent, step by step descriptions and particular illustrations describe the combination of such elements because the present or new safeguard procedure, door and window sensors, or different entry controls, immediately launching a video of the world below the surveillance on a working laptop or computer or HDTV.
*Vendor-neutral comparisons of digicam gear and recording concepts *Case experiences and outlines of most sensible practices *Step-by-step consultant to making plans and set up *Easy-to-read diagrams and schematics
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Additional resources for Digital Video Surveillance and Security
Today, thanks to DVS, there’s a video surveillance solution for everyone. Chapter Lessons At the end of most chapters in this book will be a troubleshooting section specifically focused on the chapter’s contents and some real-world lessons learned. The term “best practices” is too broad a concept as each project is different and the only best practice is gathering a clear list of specific requirements: how and when the system will be used, by whom, and the area of coverage. Each project is dramatically different to the point that creating templates can be difficult.
These layers include the data found in most digital files, helping with error handling and synchronization. The first layer is the video sequence layer, which includes a bitstream. The second layer includes the reference to a group of frames that make up the pictures in the bitstream. The third layer is the actual picture layer, and the last layer is called the slice layer. The slices include a sequence of rasterordered macroblocks. These macroblocks consist of four 8 Â 8 luminance (black and white) blocks and two 8 Â 8 chrominance (color) blocks.
3 GB 700 MB Multiple Streams and Archiving Somewhere out there in the midst of the Internet there are servers that store all the video made available through Web sites such as YouTube and Fancast. It doesn’t magically appear out of the ether, but is stored on hard drives inside Web and media servers. All digital media takes up hard drive space somewhere. The higher the resolution, the more pixels, and thus, the larger the storage requirement. The typical DVD movie fills all 4 GB of DVD space. However, viewing that level of quality streaming through the Internet is cumbersome, erratic, and unpleasant or impossible, depending on your connection speed.
Digital Video Surveillance and Security by Anthony C. Caputo