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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. MP3 - Wikipedia

    en.wikipedia.org/wiki/MP3

    While not an ISO-recognized standard, MPEG-2.5 is widely supported by both inexpensive Chinese and brand-name digital audio players as well as computer software-based MP3 encoders , decoders (FFmpeg) and players (MPC) adding 3 × 8 = 24 additional MP3 frame types. Each generation of MP3 thus supports 3 sampling rates exactly half that of the ...

  4. Media player software - Wikipedia

    en.wikipedia.org/wiki/Media_player_software

    A home theater PC or media center computer is a convergence device that combines some or all the capabilities of a personal computer with a software application that supports video, photo, audio playback, and sometimes video recording functionality. Although computers with some of these capabilities were available from the late 1980s, the "Home ...

  5. Portable media player - Wikipedia

    en.wikipedia.org/wiki/Portable_media_player

    Some MP3 players have electromagnet transmitters, as well as receivers. Many MP3 players have built-in FM radios, but personal FM transmitters are not usually built-in due to liability of transmitter feedback from simultaneous transmission and reception of FM. Also, certain features like Wi-Fi and Bluetooth can interfere with professional-grade ...

  6. List of file formats - Wikipedia

    en.wikipedia.org/wiki/List_of_file_formats

    .TORRENT – A file that does not hold the video, but simply where the video is located (Can also be used to store the location of a software or audio) WMV – Windows Media Video (See ASF) WTV – Windows Vista's and up Windows Media Center recorded television format

  7. Digital audio - Wikipedia

    en.wikipedia.org/wiki/Digital_audio

    Audio levels display on a digital audio recorder ()Digital audio is a representation of sound recorded in, or converted into, digital form.In digital audio, the sound wave of the audio signal is typically encoded as numerical samples in a continuous sequence.

  8. Digital video - Wikipedia

    en.wikipedia.org/wiki/Digital_video

    Digital video is an electronic representation of moving visual images in the form of encoded digital data. This is in contrast to analog video, which represents moving visual images in the form of analog signals. Digital video comprises a series of digital images displayed in rapid succession, usually at 24, 25, 30, or 60 frames per second ...

  9. Windows Media Video - Wikipedia

    en.wikipedia.org/wiki/Windows_Media_Video

    Windows Media Video (WMV) is a series of video codecs and their corresponding video coding formats developed by Microsoft.It is part of the Windows Media framework. WMV consists of three distinct codecs: the original video compression technology, known as WMV, originally designed for Internet streaming applications as a competitor to RealVideo, and WMV Screen and WMV Image compression ...