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  2. Codec - Wikipedia

    en.wikipedia.org/wiki/Codec

    A codec is a device or computer program that encodes or decodes a data stream or signal. [1] [2] [3] Codec is a portmanteau of coder/decoder. [4] In electronic communications, an endec is a device that acts as both an encoder and a decoder on a signal or data stream, [5] and hence is a type of codec. Endec is a portmanteau of encoder/decoder.

  3. Lossless compression - Wikipedia

    en.wikipedia.org/wiki/Lossless_compression

    Lossless compression is a class of data compression that allows the original data to be perfectly reconstructed from the compressed data with no loss of information. Lossless compression is possible because most real-world data exhibits statistical redundancy. [1] By contrast, lossy compression permits reconstruction only of an approximation of ...

  4. Propaganda through media - Wikipedia

    en.wikipedia.org/wiki/Propaganda_through_media

    Propaganda is a form of persuasion that is often used in media to further some sort of agenda, such as a personal, political, or business agenda, by evoking an emotional or obligable response from the audience. [1] It includes the deliberate sharing of realities, views, and philosophies intended to alter behavior and stimulate people to act.

  5. List of broadcast video formats - Wikipedia

    en.wikipedia.org/wiki/List_of_broadcast_video...

    Below is a list of broadcast video formats . 24p is a progressive scan format and is now widely adopted by those planning on transferring a video signal to film. Film and video makers use 24p even if they are not going to transfer their productions to film, simply because of the on-screen "look" of the (low) frame rate, which matches native ...

  6. Comparison of video player software - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_video_player...

    The following comparison of video players compares general and technical information for notable software media player programs.. For the purpose of this comparison, video players are defined as any media player which can play video, even if it can also play audio files.

  7. Multimodality - Wikipedia

    en.wikipedia.org/wiki/Multimodality

    For instance, online advertising is a new wave example towards the use of multimedia in advertising that provides many benefits to the online companies and traditional corporations. New technologies today have brought on an evolution of multimedia in advertising and a shift from traditional techniques.

  8. Data compression - Wikipedia

    en.wikipedia.org/wiki/Data_compression

    Data compression. In information theory, data compression, source coding, [1] or bit-rate reduction is the process of encoding information using fewer bits than the original representation. [2] Any particular compression is either lossy or lossless. Lossless compression reduces bits by identifying and eliminating statistical redundancy.

  9. Multimedia library - Wikipedia

    en.wikipedia.org/wiki/Multimedia_library

    Multimedia library. A multimedia library is a public institution functioning as a library, containing not only paper and electronic books, newspapers and magazines, but also multimedia materials like videos (movies, documentaries) and sound recordings (music, audio books). [1] A multimedia library is distinct from a hybrid library, which ...

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