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  2. Comparison of image viewers - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_image_viewers

    Yes Filenames, file creation/modification date, Exif date taken, GPS timestamp FastStone Image Viewer: Yes Yes Yes 1:1, 2%-5000% magnifier, click-and-hold zooming, fit width and/or height, lock No Yes 6 predefined sizes Yes database dir-tree, back and forth navigation, bookmarks Yes Yes user-defined, name, date, file size, image size, type ...

  3. Box blur - Wikipedia

    en.wikipedia.org/wiki/Box_blur

    A box blur (also known as a box linear filter) is a spatial domain linear filter in which each pixel in the resulting image has a value equal to the average value of its neighboring pixels in the input image. It is a form of low-pass ("blurring") filter. A 3 by 3 box blur ("radius 1") can be written as matrix

  4. Photopea - Wikipedia

    en.wikipedia.org/wiki/Photopea

    The app is compatible with raster and vector graphics, such as Photoshop's PSD as well as JPEG, PNG, DNG, GIF, SVG, PDF and other image file formats. While browser-based, Photopea stores all files locally by default, and does not upload any data to a server. [6] Options to save files and projects to cloud storage are available.

  5. Kernel (image processing) - Wikipedia

    en.wikipedia.org/wiki/Kernel_(image_processing)

    In image processing, a kernel, convolution matrix, or mask is a small matrix used for blurring, sharpening, embossing, edge detection, and more.This is accomplished by doing a convolution between the kernel and an image.

  6. Gaussian blur - Wikipedia

    en.wikipedia.org/wiki/Gaussian_blur

    The difference between a small and large Gaussian blur. In image processing, a Gaussian blur (also known as Gaussian smoothing) is the result of blurring an image by a Gaussian function (named after mathematician and scientist Carl Friedrich Gauss). It is a widely used effect in graphics software, typically to reduce image noise and reduce detail.

  7. File:Image restoration (motion blur, Wiener filtering).png

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

    English: Image restoration (motion blur, Wiener filter). Deblured in GNU Octave. Blur parameters (length and angle) estimated by cepstral method. From left: original, blurred image and deblurred image.

  8. Wikipedia:Featured picture candidates/July-2006 - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Featured_picture...

    weak oppose I really liked this picture when I saw it too, but the minor details like blurred people are distracting --Astrokey 44 12:22, 22 June 2006 (UTC) Not promoted Raven4x4x 07:24, 1 July 2006 (UTC) [ reply ]

  9. Shutter speed - Wikipedia

    en.wikipedia.org/wiki/Shutter_speed

    The shutter speed dial of a Nikkormat EL Slow shutter speed combined with panning the camera can achieve a motion blur for moving objects. In photography, shutter speed or exposure time is the length of time that the film or digital sensor inside the camera is exposed to light (that is, when the camera's shutter is open) when taking a ...