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  2. QR code - Wikipedia

    en.wikipedia.org/wiki/QR_Code

    The QR code system was invented in 1994, at the Denso Wave automotive products company, in Japan. [5] [6] [7] The initial alternating-square design presented by the team of researchers, headed by Masahiro Hara, was influenced by the black counters and the white counters played on a Go board; [8] the pattern of position detection was found and determined by applying the least-used ratio (1:1:3 ...

  3. Reed–Solomon error correction - Wikipedia

    en.wikipedia.org/wiki/Reed–Solomon_error...

    The Reed–Solomon code is actually a family of codes, where every code is characterised by three parameters: an alphabet size , a block length, and a message length, with <. The set of alphabet symbols is interpreted as the finite field F {\displaystyle F} of order q {\displaystyle q} , and thus, q {\displaystyle q} must be a prime power .

  4. Apple ProRes - Wikipedia

    en.wikipedia.org/wiki/Apple_ProRes

    Apple ProRes is a high quality, "visually lossless" lossy video compression format developed by Apple Inc. for use in post-production that supports video resolution up to 8K. It is the successor of the Apple Intermediate Codec and was introduced in 2007 with Final Cut Studio 2. [ 1] Much like the H.26x and MPEG standards, the ProRes family of ...

  5. PDF417 - Wikipedia

    en.wikipedia.org/wiki/PDF417

    PDF417 is a stacked linear barcode format used in a variety of applications such as transport, identification cards, and inventory management. "PDF" stands for Portable Data File. The "417" signifies that each pattern in the code consists of 4 bars and spaces in a pattern that is 17 units (modules) long.

  6. High Efficiency Video Coding tiers and levels - Wikipedia

    en.wikipedia.org/wiki/High_Efficiency_Video...

    C The MaxDpbSize, maximum number of pictures in the decoded picture buffer, for the maximum luma picture size of that level is 6 for all levels. [1] [2] The MaxDpbSize can increase to a maximum of 16 frames, if the luma picture size of the video is smaller than the maximum luma picture size of that level, in incremental steps of 4/3×, 2×, or 4×.

  7. 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. [2] 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.

  8. iPhone 11 Pro - Wikipedia

    en.wikipedia.org/wiki/IPhone_11_Pro

    The iPhone 11 Pro supports 4K video up to 60 fps and 1080p slow motion at up to 240 fps. [31] However, Apple limits the full range of zoom (0.5× -6×) while shooting in 4K @ 60fps to either 0.5× – 1.5×, 1×, to 2× depending which lens is selected upon recording. All other resolutions/frame rates support the full zoom set.

  9. List of Panasonic camcorders - Wikipedia

    en.wikipedia.org/wiki/List_of_Panasonic_camcorders

    Interlaced video was the main recording format for both camcorders, though there was an option of recording progressive video. The 50 Hz versions were capable of shooting 25-frame/s progressive video, recording it within interlaced stream using progressive segmented frame technique. The 60 Hz versions were able to shoot and record native 24 ...

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