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im_image_sanity - check image descriptors for sanity
#include
<vips/vips.h>
int im_image_sanity( IMAGE *im )
im_image_sanity(3)
performs a few simple checks on the IMAGE for bad fields. If it finds a
problem, it returns -1, serts im_errorstring, and prints a warning message.
It is called from various places within VIPS to try to catch errors early.
All functions returns 0 on success and -1 on error.
im_incheck(3)
.
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