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  2. Help:Pictures - Wikipedia

    en.wikipedia.org/wiki/Help:Pictures

    For guidance on the syntax for doing this, see Help:Infobox picture. In very brief summary, one hurdle that trips up many people when attempting to add an image to an infobox template is that most internally provide the wiki code that "wraps" the image. Accordingly, you do not usually add the brackets, number of pixels, and other code details ...

  3. Template:Ombox - Wikipedia

    en.wikipedia.org/wiki/Template:Ombox

    This template uses the ombox CSS classes in MediaWiki:Common.css for most of its looks, thus it is fully skinnable. The default images for this meta-template are in png format instead of svg format. The main reason is that some older web browsers have trouble with the transparent background that MediaWiki renders for svg images.

  4. Template:Annotated image - Wikipedia

    en.wikipedia.org/wiki/Template:Annotated_image

    Template:Annotated image. This template allows the addition of explanatory notes to images in the form of actual text (which can also contain links), which is usually more legible than text built into the image – especially if the image is reduced to thumbnail size. Other uses include cropping an image to exclude unimportant parts and perhaps ...

  5. RGBA color model - Wikipedia

    en.wikipedia.org/wiki/RGBA_color_model

    RGBA stands for red green blue alpha. While it is sometimes described as a color space, it is actually a three-channel RGB color model supplemented with a fourth alpha channel. Alpha indicates how opaque each pixel is and allows an image to be combined over others using alpha compositing, with transparent areas and anti-aliasing of the edges of ...

  6. Help:Using colours - Wikipedia

    en.wikipedia.org/wiki/Help:Using_colours

    The method used for selecting the colours for various top-level pages, e.g. Main Page, Community Portal, Contents, and Help:Contents. The 3 colours are generated using the HSV colour space, then translated into RGB. Note: for layouts with no spacing between borders, use the darker border colour.

  7. Template:Image background - Wikipedia

    en.wikipedia.org/wiki/Template:Image_background

    This template is mainly used for displaying images in infoboxes with white transparent background. Please remove the <! -- and --> to allow the input to be displayed in the entry. Below is the source code for this template:

  8. Alpha compositing - Wikipedia

    en.wikipedia.org/wiki/Alpha_compositing

    A color spectrum image with an alpha channel that falls off to zero at its base, where it is blended with the background color. In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1] It is often useful to render picture ...

  9. Transparency (graphic) - Wikipedia

    en.wikipedia.org/wiki/Transparency_(graphic)

    Transparency (graphic) GIF animation of an Apollonian sphere packing with transparent background. Transparency in computer graphics is possible in a number of file formats. The term "transparency" is used in various ways by different people, but at its simplest there is "full transparency" i.e. something that is completely invisible.