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This image has partial transparency (254 possible levels of transparency between fully transparent and fully opaque). It can be transparent against any background despite being anti-aliased. Some image formats, such as PNG and TIFF, also allow partial transparency through an alpha channel, which solves the edge limitation problem.
When converting an image from the PNG format to GIF, the image quality may suffer due to posterization if the PNG image has more than 256 colors. GIF intrinsically supports animated images. PNG supports animation only via unofficial extensions (see the section on animation, above). PNG images are less widely supported by older browsers.
Image:usa-state-boundaries-4000-transparent.png – USA state outlines, true positions, 4000 px wide, black on transparent Sub-national Image:Map of Florida.png – County boundaries shown.
These images were uploaded in a format such as GIF or JPEG. It is suggested that the original sources be revisited and that PNG files be uploaded in their places. For more information, see Wikipedia:Preparing images for upload. Images can be added to this category by placing the {{ShouldBePNG}} template on the image description page.
Also, images that are used on the Main Page have a local version to prevent vandalism from appearing. Editors can also choose to have a local version stored on Wikipedia. Images are classified as files and use the prefix of File: or the deprecated prefix of Image:. The File namespace is one of several namespaces used on Wikipedia.
What links here; Upload file; Special pages; Printable version; Page information; Get shortened URL; Download QR code
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WebP is a raster graphics file format developed by Google intended as a replacement for JPEG, PNG, and GIF file formats. It supports both lossy and lossless compression, [8] as well as animation and alpha transparency.