function mosaic

Make a mosaic of the images specified in the file pointed to by FNAME. The file format is as follows: 3(4) Columns: Filename, xshift, yshift, (scale factor). Negative shifts result in clipping of the image.

Syntax
result = mosaic(FNAME)
result = mosaic(filename, xshift, yshift [, scale factor])

Arguments
FNAME:   A string specifying the file name to use.