Rabu, 05 Maret 2014

What about HD Surveillance?




Patrick


would having security cameras in HD help catch more criminals? It seems like every video I see on the news with security cameras is blurry and you can't make anything out of the faces. Do the current security cameras actually work very well?


Answer
A security system is only as good as the camera, and you get what you pay for. Most HD cameras run around $400 each, so a major chain store or bank is looking at hundreds of thousands and even millions of dollars in cameras to cover all their businesses. As a result, they buy cheaper cameras, and hope to "catch them in the act"

DIY security camera--help?




evian.H2O


I would like to build a cheap DIY security camera. there has been an increase in crime (vehicle break-ins, etc.) in the past few weeks in my neighborhood. I want build a security camera system to keep watch over my truck at night. I would like it to have the following features:
---motion detection or manual start (motion detection would be the ideal case but manual start seems to be alot simpler and cheaper)
---long record time (bare minimum of 5 hours)
---good quality in low light setting
---store on to a usb flashdrive or sd card (mainly just want to store and/or watch the videos if necessary)
---relatively small if possible

the cheaper and simpler the better. I dont necessarily have a budget but would like to keep it halfway cheap. any tips, comments, videos, links would be greatly appreciated! thanks to all!
Hey guys thanks a lot for your input! it is greatly appreciated! i think i am going to go the webcam route. but the location i will be putting the camera will be about 100 or so yards from my computer. i looked into wireless transmitter/recievers but the good sets were pretty expensive. i also looked into wireless webcams but idk if they will reach that distance? maybe with a patch antenna of some sort? and is there any possible way to interface the webcam to store its videos to a usb flash drive or sd card? thanks again guys i really appreciate it!



Answer
A lot of people, including myself, use HD webcams. Good ones can be found for less than a hundred bucks, and decent ones near 50 dollars. You can purchase a USB extension cable for about 30 dollars and run the camera from your computer to the location you want it. There's a program called Dorgem that will allow you to save images from the camera to your hard drive. You can set it up for motion detection, or to capture images at a certain duration. The pictures are in a folder on your hard drive, so you can transfer them if needed. You can also use any movie making software to run the pictures in succession like a time-lapse movie. Or you can also use My Webcam Broadcaster. It's a free online webcam streaming service that you can access your webcam from anywhere there's an internet connection. There's even an app for that:)




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