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  2. 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 ...

  3. Digital Cinema Package - Wikipedia

    en.wikipedia.org/wiki/Digital_Cinema_Package

    Track Files carry the essence, which is wrapped using Material eXchange Format (MXF). Two track files at a minimum must be present in every composition (see SMPTE ST429-2 D-Cinema Packaging – DCP Constraints, or Cinepedia [4]): a track file carrying picture essence, and a track file carrying audio essence. The composition, consisting of a ...

  4. Direct Stream Digital - Wikipedia

    en.wikipedia.org/wiki/Direct_Stream_Digital

    Direct Stream Digital (DSD) is a trademark used by Sony and Philips for their system for digitally encoding audio signals for the Super Audio CD (SACD).. DSD uses delta-sigma modulation, a form of pulse-density modulation encoding, a technique to represent audio signals in digital format, a sequence of single-bit values at a sampling rate of 2.8224 MHz.

  5. Sony Dynamic Digital Sound - Wikipedia

    en.wikipedia.org/wiki/Sony_Dynamic_Digital_Sound

    Sony Dynamic Digital Sound (Japanese: ソニー・ダイナミック・デジタル・サウンド, Hepburn: Sonī Dainamikku Dejitaru Saundo, SDDS) is a cinema sound system developed by Sony, in which compressed digital sound information is recorded on both outer edges of the 35mm film release print. The system supports up to eight independent ...

  6. DV (video format) - Wikipedia

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

    Video is stored either as native DIF bitstream or wrapped into an audio/video container such as AVI, QuickTime or MXF. DV-DIF is the raw form of DV video. The files usually have extensions *.dv or *.dif. DV-AVI is Microsoft's implementation of DV video file, which is wrapped into an AVI container. Two variants of wrapping are available: with ...

  7. D-1 (Sony) - Wikipedia

    en.wikipedia.org/wiki/D-1_(Sony)

    D-1 or 4:2:2 D-1 (1986) was a major feat in real time, broadcast quality digital video recording. It stores uncompressed digitized component video, encoded at Y'CbCr 4:2:2 using the CCIR 601 raster format with 8 bits, [1] [2] along with PCM audio tracks as well as timecode on a 3/4 inch (19 mm) videocassette tape (though not to be confused with the ubiquitous 3/4-inch U-Matic/U-Matic SP cassette).

  8. AVCHD - Wikipedia

    en.wikipedia.org/wiki/AVCHD

    AVCHD (Advanced Video Coding High Definition) [1] is a file-based format for the digital recording and playback of high-definition video. It is H.264 and Dolby AC-3 packaged into the MPEG transport stream , with a set of constraints designed around camcorders.

  9. Audio file format - Wikipedia

    en.wikipedia.org/wiki/Audio_file_format

    Audio file icons of various formats. An audio file format is a file format for storing digital audio data on a computer system. The bit layout of the audio data (excluding metadata) is called the audio coding format and can be uncompressed, or compressed to reduce the file size, often using lossy compression.