内容源自：
*对目标进行排序
*http://www.ihalcon.com/read-15537.html
重点关注：
union1 (SelectedRegions, RegionUnion) ///区域合并
sort_region (RegionAffineTrans, SortedRegions, 'character', 'true', 'row') ///排序
完整的源码：
1*对目标进行排序 2*http://www.ihalcon.com/read-15537.html 3dev_close_window() 4dev_update_off() 5read_image (Image, '对目标进行排序.bmp') 6get_image_size (Image, Width, Height) 7dev_open_window (0, 0, Width/1.5, Height/1.5, 'black', WindowHandle) 8dev_display (Image) 9 10threshold (Image, Region, 0, 30) 11connection (Region, ConnectedRegions) 12select_shape (ConnectedRegions, SelectedRegions, 'area', 'and', 200, 600) 13union1 (SelectedRegions, RegionUnion) ///区域合并 14 15smallest_rectangle2 (RegionUnion, Row, Column, Phi, Length1, Length2) 16gen_rectangle2_contour_xld (Rectangle, Row, Column, Phi, Length1, Length2) 17vector_angle_to_rigid (Row, Column, 0, Row, Column, -Phi, HomMat2D) 18vector_angle_to_rigid (Row, Column, 0, Row, Column, Phi, HomMat2D1) 19affine_trans_image (Image, ImageAffineTrans, HomMat2D, 'constant', 'false') 20affine_trans_region (SelectedRegions, RegionAffineTrans, HomMat2D, 'nearest_neighbor') 21sort_region (RegionAffineTrans, SortedRegions, 'character', 'true', 'row') ///排序 22affine_trans_region (SortedRegions, RegionAffineTrans1, HomMat2D1, 'nearest_neighbor') 23 24dev_display (Image) 25count_obj (RegionAffineTrans1, Number) 26for i:=1 to Number by 1 27 select_obj (RegionAffineTrans1, ObjectSelected, i) 28 area_center (ObjectSelected, Area, Row1, Column1) 29 dev_disp_text (i, 'image', Row1, Column1, 'red', 'box', 'false') 30endfor