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  2. Bliss (photograph) - Wikipedia

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

    Microsoft said they wanted not just to license the image for use as Windows XP's default wallpaper, but to buy all the rights to it. [10]: 3:37 [24] They offered O'Rear what he says is the second-largest payment ever made to a photographer for a single image; however, he signed a confidentiality agreement and cannot disclose the exact amount.

  3. File:Comparison between JPEG, JPEG 2000, JPEG XR and HEIF.png

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

    Added HEIF-comparison image: Christoffer Licensing Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License , Version 1.2 or any later version published by the Free Software Foundation ; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts.

  4. PNG - Wikipedia

    en.wikipedia.org/wiki/PNG

    Using PNG instead of a high-quality JPEG for such images would result in a large increase in file size with negligible gain in quality. In comparison, when storing images that contain text, line art, or graphics – images with sharp transitions and large areas of solid color – the PNG format can compress image data more than JPEG can.

  5. Help : How to reduce colors for saving a JPEG as PNG

    en.wikipedia.org/wiki/Help:How_to_reduce_colors...

    Sometimes, you find a drawing or similar image useful for a Wikipedia article, that was saved as a JPEG but should have been saved as a PNG.JPEG is good for images where the color changes fluidly throughout the image, like in a photograph, whereas PNG files are good for images with relatively few colors, such as a drawing of a flag, a chart, or a map; note that sometimes SVG is better.

  6. Comparison of graphics file formats - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_graphics...

    JPEG XR / HD Photo: JPEG XR / HD Photo Microsoft.wdp, .hdp, .jxr image/vnd.ms-photo General purpose royalty-free KDC: Kodak DC40/DC50 RAW Kodak: TIFF .kdc K25: Kodak DC25 RAW Kodak: TIFF .k25 Logluv TIFF: Greg Ward TIFF Supported by LibTIFF: MNG: Multiple-image Network Graphics PNG.mng video/x-mng Yes NEF: Nikon RAW Nikon: TIFF .nef MIFF ...

  7. Wallpaper (computing) - Wikipedia

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

    A computer screen showing a background wallpaper photo of the Palace of Versailles. 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.

  8. Image file format - Wikipedia

    en.wikipedia.org/wiki/Image_file_format

    The PNG file format supports 8-bit (256 colors) paletted images (with optional transparency for all palette colors) and 24-bit truecolor (16 million colors) or 48-bit truecolor with and without alpha channel – while GIF supports only 8-bit palettes with a single transparent color. Compared to JPEG, PNG excels when the image has large ...

  9. Indexed color - Wikipedia

    en.wikipedia.org/wiki/Indexed_color

    A 2-bit indexed color image. The color of each pixel is represented by a number; each number (the index) corresponds to a color in the color table (the palette).. In computing, indexed color is a technique to manage digital images' colors in a limited fashion, in order to save computer memory and file storage, while speeding up display refresh and file transfers.