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Image processing (Photoshop or Irfan view): Add canvas of about 5% to each side (test it, usually around 30 pixels) (Photoshop: Image:Canvas Size, relative, 10% width, 10% height) Save as a PNG black/white bitmap (color depth: 2) with transparent background.
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.
PNG was developed as an improved, non-patented replacement for Graphics Interchange Format (GIF)—unofficially, the initials PNG stood for the recursive acronym "PNG's not GIF". [ 7 ] PNG supports palette-based images (with palettes of 24-bit RGB or 32-bit RGBA colors), grayscale images (with or without an alpha channel for transparency), and ...
Adobe Photoshop: The best in the business, it has lots of plug-ins, is used by professionals, but is relatively expensive, though sometimes older versions can be found for less. GIMP : The GNU Image Manipulation Program is a popular open source software available for Linux , Windows , and macOS .
Don't try to save disk space on the images server by giving up useful information. Keep the source: If the image was generated from data (e.g. a graph in Microsoft Excel ), the data and file (e.g. spreadsheet) should be included so new data can be added to the graph, and/or the source of the data should be cited.
In addition, transparency is often an "extra" for a graphics format, and some graphics programs will ignore the transparency. Animated PNG 8-bit transparency. Raster file formats that support transparency include GIF, PNG, BMP, TIFF, TGA and JPEG 2000, through either a transparent color or an alpha channel.
Export FreeHand to Shockwave (Flash). FreeHand 8.0 (update: 8.0.1b) Macromedia: 1998: Mac OS, Windows: Transparency in vector and bitmap objects. Use Symbols for repeating elements. Graphic Hose to spray symbols. Reshape tool to push and pull paths; Assign keyboard shortcut to any command. Drag and drop selections from Photoshop onto a FreeHand ...
New export options: assign one or more export settings to layers, layer groups and/or pages with precise control over export location, scaling, export format, and file suffix. Export all assets with one click. Layer Compositions; Text editing: display formatting marks; User interface improvements: document windows look and usability