March 6, 2010
Digital Video Capture – Do You Need It?
Even if digital video capture is easier than ever, thanks to many new professional camera lens, built-in surround sound technology and convenient universal remote control accessories, not everybody can make an art from it. Shooting the scenes may seem easy when someone else is performing the task, but when you try it on your own, there are obstacles to face. With a few clicks you may expect to create some cinematic masterpiece. Things could nevertheless get a lot trickier. Digital video capture depends on compression because motion pictures take a lot of bandwidth, time and storage space.
Things used to be simpler with the compression-decompression process for analog videos. Yet, this was usually possible at the detriment of image quality. Digital video capture involves a superior technological process, and it represents a step forward in terms of quality video shooting.
The solution for the compression-decompression process came from the invention of the CODEC algorithms that work for the adjustment of the video to a computer by digitizing and compressing pictures. Normally, CODECs are installed in the computer operating platform and you purchase the PC fully equipped. CODECs can also be downloaded online. M-JPEG or JPEG algorithms are among the most frequently used. Thus, there is great complexity in digital video capture that you may not even be aware of.
The firewire or IEEE is the best type of card used for digital video capture. Without the use of this card, lots of quality of the material is lost during the transfer process to the computer. Professionals further rely on the use of more advanced digital video cards but they are out of the average consumer's reach by the very high prices. This does not mean that you can't get decent quality for a good price too.
The transfer rate of the stored data is very important for digital video capture, and you should look for devices that allow a transfer rate of up to 400 Mbps. These are the easiest and most efficient to use. The ports in the new computer models are built in to easily use the card, so that you don't have to improvise. Check whether the digital video card is compatible with your computer or not so as to make a good choice of products.
Filed under photography by amauser


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