PV is a tool to view pictures. It features support
for multiple files specified in the command-line
arguments, auto-skipping for unreadable files,
auto-resizing, zooming in and out with smoothing
techniques, fullscreen mode, picture rotating, and
saving images to PNG files, compatible with XFE
file associations. Current supported file formats
are BMP, PNM (PPM/PGM/PBM), XPM, LBM, PCX, GIF,
JPEG, PNG, TGA, and TIFF.