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  2. Chroma key - Wikipedia

    en.wikipedia.org/wiki/Chroma_key

    Chroma key compositing, or chroma keying, is a visual-effects and post-production technique for compositing (layering) two or more images or video streams together based on color hues (chroma range). The technique has been used in many fields to remove a background from the subject of a photo or video – particularly the newscasting , motion ...

  3. Compositing - Wikipedia

    en.wikipedia.org/wiki/Compositing

    Live-action shooting for compositing is variously called "chroma key", "blue screen", "green screen" and other names. Today, most compositing is achieved through digital image manipulation. Pre- digital compositing techniques, however, go back as far as the trick films of Georges Méliès in the late 19th century, and some are still in use.

  4. Primatte chromakey technology - Wikipedia

    en.wikipedia.org/wiki/Primatte_chromakey_technology

    The Primatte chromakey algorithm is a method of color space segmentation, where Primatte segments all the colors in the foreground image into one of four separate categories. The result is a 'spill suppressed' foreground image and a matte which is used to apply the modified foreground to a suitable background. Primatte works in 3D RGB color space.

  5. Shades of green - Wikipedia

    en.wikipedia.org/wiki/Shades_of_green

    The Munsell color system is a color space that specifies colors based on three color dimensions: hue, value , and chroma (color purity), spaced uniformly in three dimensions in the elongated oval at an angle shaped Munsell color solid according to the logarithmic scale which governs human perception. In order for all the colors to be spaced ...

  6. Chroma - Wikipedia

    en.wikipedia.org/wiki/Chroma

    Chroma, which is Greek for color ... Chroma key, a post-production technique for compositing two images or video streams; Chroma (vector database) ...

  7. Chroma subsampling - Wikipedia

    en.wikipedia.org/wiki/Chroma_subsampling

    Chroma subsampling is the practice of encoding images by implementing less resolution for chroma information than for luma information, taking advantage of the human visual system's lower acuity for color differences than for luminance.

  8. Best hearing aids for seniors in 2025, according to experts ...

    www.aol.com/lifestyle/hearing-aids-for-seniors...

    The hearing aids come in nine colors to choose from: Chroma Grey, Steel Grey, Grey Silver, Silver, Chestnut Brown, Olive Green, Hear Pink, Diamond Black and Terracotta.

  9. Color key - Wikipedia

    en.wikipedia.org/wiki/Color_key

    Color key may refer to: Chroma key composition, a special effects technique layering images or video streams together; Colorist work and the materials used, adding details to black-and-white line art; Prepress proofing guides, used for fine-tuning items in printing presses

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