.TH IM_IMAGE_SANITY 3 "Feb 2001"
.SH NAME
im_image_sanity \- check image descriptors for sanity
.SH SYNOPSIS
.B #include <vips/vips.h>

int im_image_sanity( IMAGE *im )

.SH DESCRIPTION
.B im_image_sanity(3)
performs a few simple checks on the IMAGE for bad fields. If it finds a
problem it prints a warning message and returns -1.

It is called from various places within VIPS to try to catch errors early.

.SH RETURN VALUE
All functions returns 0 on success and -1 on error.
.SH SEE\ ALSO
im_incheck(3).