+
+@c **** Displaying images not generated by lilypond-book
+
+@c current installation setup of Info docs requires that all images are
+@c expected to be found in lilypond/ subdirectory. lilypond-book already
+@c generates proper @image commands for images of music; these macros
+@c definitions do the same for other images.
+
+@ifnotinfo
+@macro sourceimage{FILENAME,WIDTH,HEIGHT,ALTTEXT}
+@image{\FILENAME\,\WIDTH\,\HEIGHT\,\ALTTEXT\}