Most of the time, video files are lost as a result of: With all of these options, if the internal hard disk ever fails or there is an unexpected system error, the task of recovering data into a regular video format seems quite a challenge. Various recorders can use unique algorithms to compress video streams, and premium models offer password protection and even encryption for all video files. They can save recorded vide files to the single hard disk, or several disks – both individual drives or drives combined into a unified logical space. Today’s market offers a wide range of devices with lots of various functions. Let’s start by analyzing the reasons causing data loss for video recorders, and then find out how to recover data from the hard disk. You will need specialized software provided by the device manufacturer, and if the file is deleted – a special program capable of finding the lost data and displaying it. Recorders keep their videos in a special format so extracting the data is not so easy as it seems. Not so long ago, surveillance systems tended to be based on personal computers, but these days, the most widespread option is autonomous NVR and DVR devices which no longer need a PC nearby.Īn accidental failure or a commonplace scenario with deleting a video file accidentally may have disastrous consequences if the file in question was very important.
Video surveillance systems are becoming the standard option for stores and offices, for monitoring the situation around your house, apartment, or in the street.
In the process, we’ll be using a IP network video recorder Hikvision DS-7104NI-Q1/4P. We will explore the peculiarities of how they store video files, why such files can be lost, and how they can be recovered. From this article, you will learn how to recover data from DVR and NVR video recorders.
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