Another way to play DVRs is to transcode the video recording files to the digital formats like MP4, MOV, WMV, AVI, etc. It needs the special DVR supported hardware or software player to playback. The recorded video file from SDTV usually is 480p/i/576p/i and 720p/1080i for HDTV.īut DVD file is not opened directly by the common player in the market. TS, VOB and ISO images, with MP3 and AC3 audio tracks.
DVR file is compressed in H.264 so that it can be transferred over the Internet with high quality fast.ĭVRs can record and play videos in H.264, MPEG-4 Part 2, MPEG-2. The videos will be saved to the local hard drive or networked mass storage device. DVR (Digital Video Recorder), is the electronic device that records analog video in a digital format.
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