XPM Files

These are some examples of XPM files. The XPM file is a pixel format used by X Windows and is actually a fragment of legal C code.

XPM File Characteristics:

• ASCII
• color
• 2D
• No compression
• 1 image

Reference:

1. John Miano,
   Compressed Image File Formats,
   Addison Wesley, 1999,
   ISBN: 0-201-60443-4,
   LC: TA1637.M53.
2. Adrian Nye,
   Xlib Programming Manual R5,
   O'Reilly, 1994,
   ISBN: 1565920066.
3. Robert Schiefler, James Gettys,
   X Window System, Complete Reference to Xlib and Protocol,
   Digital Press, 1990,
   ISBN: 0139720502.

Programs to view an XPM file:

• GIMP, the GNU Image Manipulation Program, can view an XPM file.
• The program xv can display an XPM file.

Programs to convert an XPM file to another format:

• The ImageMagick, program convert can convert an XPM file to BMP, CGM, EPS, FIG, FITS, GIF, JPG, PBM, PDF, PGM, PNG, PNM, PPM, PS, RGB, TIF or XBM format.
• GIMP, the GNU Image Manipulation Program, can save an XPM file in another format.
• The program xv can display an XPM file, and then save it in a variety of other formats.

Programs to convert a file to XPM format:

• The ImageMagick, program convert can convert a BMP, CGM, EPS, FIG, FITS, GIF, JPG, PBM, PDF, PGM, PNG, PNM, PPM, PS, RGB, TIF, or XBM file to XPM format.
• fig2dev can convert a FIG file to a XPM file by a command like

              fig2dev -L xpm input.fig > output.xpm
            

• GIMP, the GNU Image Manipulation Program, can save a file as an XPM file.

Sample Files:

TEAPOT is an image of the Newell teapot.

• teapot.xpm, the XPM file of the teapot;
• teapot.png, a PNG image of the teapot.

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