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Region of Interest Functions

Imregion *roi_alloc(int lx, int ly, int ux, int uy)
Imregion *roi_copy(Imregion * roi)

void      roi_update(Imregion * roi, Imregion * copy)

int       roi_inregion(Imregion * region, int x, int y)

Imregion *roi_inter(Imregion * r1, Imregion * r2)

void      roi_fill(Imregion * roi, int lx, int ly, int ux, int uy)

With obvious meanings apart from roi_inter which performs region intersection.

root 2019-03-24