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  2. Advanced Video Coding - Wikipedia

    en.wikipedia.org/wiki/Advanced_Video_Coding

    Advanced Video Coding (AVC), also referred to as H.264 or MPEG-4 Part 10, is a video compression standard based on block-oriented, motion-compensated coding. It is by far the most commonly used format for the recording, compression, and distribution of video content, used by 91% of video industry developers as of September 2019.

  3. DVD region code - Wikipedia

    en.wikipedia.org/wiki/DVD_region_code

    DVD region codes are a digital rights management technique introduced in 1997. [1] It is designed to allow rights holders to control the international distribution of a DVD release, including its content, release date, and price, all according to the appropriate region. This is achieved by way of region-locked DVD players, which will play back ...

  4. Emergency service response codes - Wikipedia

    en.wikipedia.org/wiki/Emergency_service_response...

    In the United States, response codes are used to describe a mode of response for an emergency unit responding to a call. They generally vary but often have three basic tiers: Code 3: Respond to the call using lights and sirens. Code 2: Respond to the call with emergency lights, but without sirens. Alternatively, sirens may be used if necessary ...

  5. Comparison of video codecs - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_video_codecs

    Α video codec is software or a device that provides encoding and decoding for digital video, and which may or may not include the use of video compression and/or decompression. Most codecs are typically implementations of video coding formats . The compression may employ lossy data compression, so that quality-measurement issues become important.

  6. Title 4 of the United States Code - Wikipedia

    en.wikipedia.org/wiki/Title_4_of_the_United...

    Chapter 1: The Flag. § 1 — Flag; stripes and stars on. § 2 — Same; additional stars. § 3 — Use of flag for advertising purposes; mutilation of flag. § 4 — Pledge of allegiance to the flag; manner of delivery. § 5 — Display and use of flag by civilians; codification of rules and customs; definition. § 6 — Time and occasions for ...

  7. U-matic - Wikipedia

    en.wikipedia.org/wiki/U-matic

    U-matic. U-matic or -inch Type E Helical Scan [1] [2] or SMPTE E [3] is an analogue recording videocassette format first shown by Sony in prototype in October 1969, and introduced to the market in September 1971. It was among the first video formats to contain the videotape inside a cassette, as opposed to the various reel-to-reel or open-reel ...

  8. Video coding format - Wikipedia

    en.wikipedia.org/wiki/Video_coding_format

    Video coding format. A video coding format [a] (or sometimes video compression format) is a content representation format of digital video content, such as in a data file or bitstream. It typically uses a standardized video compression algorithm, most commonly based on discrete cosine transform (DCT) coding and motion compensation.

  9. Unicode - Wikipedia

    en.wikipedia.org/wiki/Unicode

    Unicode, formally The Unicode Standard, [note 1] is a text encoding standard maintained by the Unicode Consortium designed to support the use of text written in all of the world's major writing systems. Version 15.1 of the standard [A] defines 149 813 characters [3] and 161 scripts used in various ordinary, literary, academic, and technical ...