Tag Description
AVS AVS X image file
BMP Microsoft Windows bitmap image file
CGM Computer Graphics Metafile
CMYK Raw cyan, magenta, yellow, and black bytes
DCX ZSoft IBM PC multi-page Paintbrush file
DIB Microsoft Windows bitmap image file
EPS Adobe Encapsulated PostScript file
EPS2 Adobe Level II Encapsulated PostScript file
EPSF Adobe Encapsulated PostScript file
EPSI Adobe Encapsulated PostScript Interchange format
FAX Group 3
FITS Flexible Image Transport System
GIF CompuServe graphics interchange format; 8-bit color
GIF87 CompuServe graphics interchange format; 8-bit color (version 87a)
GRADATION gradual passing from one shade to another. Specify the desired shading as the filename (e.g. gradation:red-blue).
GRANITE granite texture.
GRAY Raw gray bytes
HDF Hierarchical Data Format
HISTOGRAM Histogram of the image
HTML Hypertext Markup Language with a client-side image map
JBIG Joint Bi-level Image experts Group file interchange format
JPEG Joint Photographic Experts Group JFIF format; compressed 24-bit color
MAP colormap intensities and indices
MATTE Raw matte bytes
MIFF Magick image file format
MPEG Motion Picture Experts Group file interchange format
MTV MTV Raytracing image format
NETSCAPE Netscape 216 color cube.
NULL NULL image
PBM Portable bitmap format (black and white)
PCD Photo CD
PCL Page Control Language
PCX ZSoft IBM PC Paintbrush file
PDF Portable Document Format
PGM Portable graymap format (gray scale)
PICT Apple Macintosh QuickDraw/PICT file
PLASMA plasma fractal image. Specify the base color as the filename (e.g. plasma:blue-yellow). Use fractal to initialize to a random value (e.g. plasma:fractal).
PNG Portable Network Graphics
PNM Portable anymap
PPM Portable pixmap format (color)
PS Adobe PostScript file
PS2 Adobe Level II PostScript file
RAD Radiance image file
RGB Raw red, green, and blue bytes
RGBA Raw red, green, blue, and matte bytes
RLA Alias/Wavefront image file; read only
RLE Utah Run length encoded image file; read only
SGI Irix RGB image file
SHTML Hypertext Markup Language with a client-side image map
SUN SUN Rasterfile
TEXT raw text file; read only
TGA Truevision Targa image file
TIFF Tagged Image File Format
TILE tile image with a texture
UYVY 16bit/pixel interleaved YUV (e.g. used by AccomWSD)
VICAR read only
VID Visual Image Directory
VIFF Khoros Visualization image file
X select image from X server screen
XC constant image of X server color
XBM X Windows system bitmap, black and white only
XPM X Windows system pixmap file (color)
XWD X Windows system window dump file (color)
YUV CCIR 601 4:1:1 file


Support for some of the image formats require additional programs or libraries. README mentions where to find the related materials.


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