8 typedef struct _ibbox {
9 int xmin,ymin,xmax,ymax;
13 ibbox_t ibbox_clip(ibbox_t* outer, ibbox_t* inner);
15 ibbox_t* ibbox_new(int x1, int y1, int x2, int y2, int rowsize);
16 void ibbox_destroy(ibbox_t*b);
17 ibbox_t*get_bitmap_bboxes(unsigned char*alpha, int width, int height, int rowsize);