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2. VHS - Wikipedia

   en.wikipedia.org/wiki/VHS

   The other improved standard, called Digital-VHS (D-VHS), records digital high definition video onto a VHS form factor tape. D-VHS can record up to 4 hours of ATSC digital television in 720p or 1080i formats using the fastest record mode (equivalent to VHS-SP), and up to 49 hours of lower-definition video at slower speeds. [67]

3. DV (video format) - Wikipedia

   en.wikipedia.org/wiki/DV_(video_format)

   Large or L-size cassettes (125.1 x 78 x 14.6 mm) [26] are close in size to small MII cassettes and are accepted by most standalone DV tape recorders and are used in many shoulder-mount camcorders. The L-size cassette can be used in both Sony and Panasonic equipment; nevertheless, they are often called DVCAM tapes. Older Sony decks would not ...

4. D-VHS - Wikipedia

   en.wikipedia.org/wiki/D-VHS

   The "D" in D-VHS originally stood for "Data", but JVC renamed the format as "Digital VHS". Released in December 1997, [ 1 ] [ 2 ] it uses the same physical cassette format and recording mechanism as S-VHS , but requires higher-quality and more expensive tapes and is capable of recording and displaying both standard-definition and high ...

5. Timeline of video formats - Wikipedia

   en.wikipedia.org/wiki/Timeline_of_video_formats

   An HD DVD Digital. Uses VC-1, H.264/MPEG-4 AVC, or H.262/MPEG-2 Part 2 video formats and Dolby TrueHD, DTS-HD Master Audio audio formats 2006 Blu-ray Disc: Blu-Ray discs and their containers Digital. Dolby TrueHD, DTS-HD Master Audio: 2008 slotMusic: A SlotMusic microSD card: an early attempt to sell pre-recorded music on an SD card Digital ...

6. Generation loss - Wikipedia

   en.wikipedia.org/wiki/Generation_loss

   In digital systems, several techniques such as lossy compression codecs and algorithms, used because of other advantages, may introduce generation loss and must be used with caution. However, copying a digital file itself incurs no generation loss—the copied file is identical to the original, provided a perfect copying channel is used.

7. Video file format - Wikipedia

   en.wikipedia.org/wiki/Video_file_format

   A video file format is a type of file format for storing digital video data on a computer system. Video is almost always stored using lossy compression to reduce the file size. A video file normally consists of a container (e.g. in the Matroska format) containing visual (video without audio) data in a video coding format (e.g. VP9 ) alongside ...