ImageMagick also provides APIs for Perl, C/C++, and Java, allowing its tools to be accessed directly by programmers in those languages.
convert
[options] inputfile outputfile - convert an
image in one file format to another.mogrify
[options] file [[options] file1 file2 ....] -
transform an image or sequence of images.montage
[options ...] file [ [ options ...] file ...]
output_file - create a composite image from a
series of separate images.combine
[ options ... ] imagecomposite [ mask ] combined -
Combine images to create new images.identify file [ file ... ] - reports the format and characteristics of image files.display
[ options ...] file [options...]file - graphically
displays and manipulates images. This is what most users will
want to use.animate
[ options ...] file [ [ options ...] file ...] -
display a series of images in sequence