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I use i Spy in windows for recording multiple webcams and from multiple audio sources i.e, using the PC as a DVR.
I need advanced features like motion detection and if possible number plate detection and face detection (i Spy has them).
And also the feature of recording audio if it gets above a certain level.
1080p HD recording requires: commercial video software (not included); Intel Quad Core 3.0 GHz (or higher) or compatible; and 4 GB RAM.
You must accept License Terms for software download.
Software download required for full functionality of all features.
And, to make filming even easier, Life Cam features True Color Technology, which means your video remains bright and colorful in virtually all light conditions.
Use the built-in High-Fidelity Microphone to bring it all together: the vivid sights, colors, and sounds of real life.
Popular video call services support VGA resolution—not 1080p.
Internet functions and Software Installation also require: Internet Explorer 6/7/8 for installation; 25 MB hard-drive space typically required.
Zoneminder is another Linux video surveillance solution also available from the software a more up to date version you will need to compile from source website address Feature List - Runs on any Linux distribution!