模板匹配进阶（一）与卡尺进行抓边

最新推荐文章于 2025-08-01 14:32:16 发布

原创最新推荐文章于 2025-08-01 14:32:16 发布 · 233 阅读

1 ·

CC 4.0 BY-SA版权

文章标签：

#算法

halcon系列专栏收录该内容

9 篇文章

订阅专栏

*传入第一张图片做模板
read_image (Image, 'C:/Users/Maxwell/Desktop/模板匹配testimage/1.jpg')
rgb1_to_gray (Image, GrayImage)
dev_open_window (0, 0, 512, 512, 'black', WindowHandle)
dev_display (GrayImage)
dev_set_draw ('margin')
*draw_rectangle2 (WindowHandle, Row1, Column1, Phi, Length1, Length2)
gen_rectangle2 (Rectangle, 2258.64, 893.313, -0.0, 228.375, 179.435)
reduce_domain (GrayImage, Rectangle, ImageReduced)
create_shape_model (ImageReduced, 'auto', rad(0),rad(360), 'auto', 'auto', 'use_polarity', 'auto', 'auto', ModelID)

row1:=2468
col1:=1396
row2:=2517
col2:=2918

gen_region_line (RegionLines, row1, col1, row2, col2)

* Image Acquisition 01: Code generated by Image Acquisition 01
list_files ('C:/Users/Maxwell/Desktop/模板匹配testimage', ['files','follow_links'], ImageFiles)
tuple_regexp_select (ImageFiles, ['\\.(tif|tiff|gif|bmp|jpg|jpeg|jp2|png|pcx|pgm|ppm|pbm|xwd|ima|hobj)$','ignore_case'], ImageFiles)
for Index := 0 to |ImageFiles| - 1 by 1
    dev_set_color ('green')
    dev_set_line_width (3)
    read_image (Image_t, ImageFiles[Index])
    rgb1_to_gray (Image_t, GrayImage_t)
    find_shape_model (GrayImage_t, ModelID, rad(0), rad(360), 0.1, 1, 0.5, 'least_squares', 0, 0.5, Row, Column, Angle, Score)
    vector_angle_to_rigid (2258.64, 893.313, 0, Row, Column, Angle, HomMat2D)
    affine_trans_region (Rectangle, RegionAffineTrans, HomMat2D, 'nearest_neighbor')

    * 卡尺找直线
    affine_trans_point_2d (HomMat2D, row1, col1, row1_t, col1_t)
    affine_trans_point_2d (HomMat2D, row2, col2, row2_t, col2_t)
    
    Lineparam:=[row1_t, col1_t, row2_t, col2_t]
    gen_region_line (RegionLines, row1_t, col1_t, row2_t, col2_t)
    * 创建测量句柄
    create_metrology_model (MetrologyHandle)
    * 设置计量模型图像大小
    get_image_size (GrayImage, Width, Height)
    set_metrology_model_image_size (MetrologyHandle, Width, Height)
    
    *                                                                   卡尺高   卡尺宽   sigma   阈值
    add_metrology_object_generic (MetrologyHandle, 'line', Lineparam,   150,   3,        1,      10, \
                              'measure_transition', 'positive', Index1)
    * 执行测量，获取边缘点集
    apply_metrology_model (GrayImage, MetrologyHandle)
    get_metrology_object_measures (Contours1, MetrologyHandle, 'all', 'all', Row1, Column1)
    
    *获取找到的点位
    gen_cross_contour_xld (Cross1, Row1, Column1, 6, 0.785398)
    * 获取最终测量数据和轮廓线
    *获取结果
    get_metrology_object_result (MetrologyHandle, 'all', 'all', 'result_type', 'all_param', Parameter)
    *划线
    get_metrology_object_result_contour (ContourOut1, MetrologyHandle, 'all', 'all', 1.5)
    *将轮廓拟合成线
    fit_line_contour_xld (ContourOut1, 'tukey', -1, 0, 5, 2, RowBegin, ColBegin, RowEnd, ColEnd, Nr, Nc, Dist)
    * 释放测量句柄
    clear_metrology_object (MetrologyHandle, 'all')
    
    dev_set_color ('blue')
    dev_display (GrayImage_t)
    dev_display (RegionAffineTrans)
    dev_display (ContourOut1)

endfor

提示：本人准备建立一个技术交流群，会将日常学习工作中遇到的问题和解决方案进行分享，同时也会将代码和学习资料上传进去，有什么不懂的问题可以咨询我！+v：SJS66-12

生活所迫打个广告，本人也代购莆田鞋，不是中间商，工厂直接取货，价格优惠质量保证，都是我自己前去挑选，可以视频选购验货！！希望大家支持！！！赚点生活费！！！+v：SJS66-12