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  2. Video4Linux - Wikipedia

    en.wikipedia.org/wiki/Video4Linux

    Video4Linux (V4L for short) is a collection of device drivers and an API for supporting realtime video capture on Linux systems. [1] It supports many USB webcams, TV tuners, and related devices, standardizing their output, so programmers can easily add video support to their applications.

  3. Medium error - Wikipedia

    en.wikipedia.org/wiki/Medium_error

    The mismatch of data to its supposed checksum is assumed to be caused by the data being corrupted. Locations of medium errors can be either temporary (as in the case of bit rot – there is no damage to the medium, the data was simply lost), or permanent (as in the case of scratching – the physical location is unusable from that point onwards).

  4. libavcodec - Wikipedia

    en.wikipedia.org/wiki/Libavcodec

    Free and open-source software portal; libavcodec is a free and open-source [4] library of codecs for encoding and decoding video and audio data. [5]libavcodec is an integral part of many open-source multimedia applications and frameworks.

  5. Video capture - Wikipedia

    en.wikipedia.org/wiki/Video_capture

    Video capture is the process of converting an analog video signal—such as that produced by a video camera, DVD player, or television tuner—to digital video and sending it to local storage or to external circuitry. The resulting digital data are referred to as a digital video stream, or more often, simply video stream.

  6. Error correction code - Wikipedia

    en.wikipedia.org/wiki/Error_correction_code

    Low-density parity-check (LDPC) codes are a class of highly efficient linear block codes made from many single parity check (SPC) codes. They can provide performance very close to the channel capacity (the theoretical maximum) using an iterated soft-decision decoding approach, at linear time complexity in terms of their block length.

  7. US CDC expects COVID and RSV levels to increase in coming weeks

    www.aol.com/news/us-cdc-expects-covid-rsv...

    As of Oct. 5, 11.2% of adults aged 18 years or above received an updated COVID-19 vaccine and 36.9% of adults 75 years or older received an RSV shot, according to CDC data. US CDC expects COVID ...

  8. Nvidia stock rises on AI spending, chip deal ahead of earnings

    www.aol.com/finance/nvidia-stock-rises-ai...

    Nvidia stock rose as much as 4% on Tuesday following a series of bullish notes from Wall Street analysts ahead of its earnings report.

  9. Frame grabber - Wikipedia

    en.wikipedia.org/wiki/Frame_grabber

    For example, some devices capture audio in addition to video, and some devices provide, and concurrently capture frames from multiple video inputs. Other operations may be performed as well, such as deinterlacing , text or graphics overlay , image transformations (e.g., resizing, rotation, mirroring), and conversion to JPEG or other compressed ...