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  2. Wallpaper (computing) - Wikipedia

    en.wikipedia.org/wiki/Wallpaper_(computing)

    A computer screen showing a background wallpaper photo of the Palace of Versailles A wallpaper from fractal. A wallpaper or background (also known as a desktop background, desktop picture or desktop image on computers) is a digital image (photo, drawing etc.) used as a decorative background of a graphical user interface on the screen of a computer, smartphone or other electronic device.

  3. Aspect ratio (image) - Wikipedia

    en.wikipedia.org/wiki/Aspect_ratio_(image)

    In motion picture formats, the physical size of the film area between the sprocket perforations determines the image's size. The universal standard (established by William Dickson and Thomas Edison in 1892) is a frame that is four perforations high. The film itself is 35 mm wide (1.38 in), but the area between the perforations is 24.89 mm × 18 ...

  4. Image resolution - Wikipedia

    en.wikipedia.org/wiki/Image_resolution

    The ground sample distance (GSD) of an image, the pixel spacing on the Earth's surface, is typically considerably smaller than the resolvable spot size. In astronomy , one often measures spatial resolution in data points per arcsecond subtended at the point of observation, because the physical distance between objects in the image depends on ...

  5. Wallpaper - Wikipedia

    en.wikipedia.org/wiki/Wallpaper

    Foil wallpaper generally has paper backing and can (exceptionally) be up to 36 inches (91 cm) wide, and be very difficult to handle and hang. Textile wallpapers include silks, linens, grass cloths, strings, rattan, and actual impressed leaves. There are acoustical wall carpets to reduce sound.

  6. 4K resolution - Wikipedia

    en.wikipedia.org/wiki/4K_resolution

    YouTube, since 2010, [63] and Vimeo allow a maximum upload resolution of 4096 × 3072 pixels (12.6 megapixels, aspect ratio 4:3). [64] [65] Vimeo's 4K content is currently limited to mostly nature documentaries and tech coverage. [66] [67] High Efficiency Video Coding (HEVC or H.265) should allow streaming 4K content with a bandwidth of 20 to ...

  7. Bliss (photograph) - Wikipedia

    en.wikipedia.org/wiki/Bliss_(photograph)

    The photograph depicts a lush green rolling hill with cirrus clouds during a daytime sky, with mountains far in the background. [1] [2] It was taken by Charles O'Rear, a former National Geographic photographer and resident of St. Helena, California, in the Napa Valley region north of San Francisco, while on his way to visit his girlfriend in ...

  8. Image - Wikipedia

    en.wikipedia.org/wiki/Image

    The act of making a 2D image with a mobile phone camera.The display of the mobile phone shows the image that will be made. An image is a visual representation. An image can be two-dimensional, such as a drawing, painting, or photograph, or three-dimensional, such as a carving or sculpture.

  9. File:YouTube Diamond Play Button.svg - Wikipedia

    en.wikipedia.org/wiki/File:YouTube_Diamond_Play...

    Size of this PNG preview of this SVG file: 512 × 360 pixels. ... Deutsch: Der Diamond Play Button, der wird YouTube-Kanälen nach dem Erreichen von 10,000,000 ...