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Name

im_invalidate - flush caches related to an image

Synopsis

#include <vips/vips.h>

void im_invalidate( IMAGE *im )

Description

im_invalidate(3) marks all caches related to the image as invalid and requring recalculation. It needs to be called if an image changes after being made: for example, after a paint action, or perhaps after a new frame has arrived from a video source.

See Also

im_prepare(3) , im_region_buffer(3) .


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