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   源码介绍

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Halcon 实现多个二维码检测数据

dev_update_off ()
dev_close_window ()
* dev_open_window (0, 0, 512, 512, 'black', WindowHandle)
dev_open_file_dialog('read_image', 'default', 'default', Selection)
read_image (Image9, Selection)
get_image_size(Image9, Width, Height)
dev_open_window_fit_image(Image9, 0, 0, -1, -1, WindowHandle) 
dev_display(Image9)


* draw_rectangle1(WindowHandle,Row1, Column1, Row2, Column2)
* gen_rectangle1(Rectangle, Row1, Column1, Row2, Column2)
* reduce_domain(Image9, Rectangle, Image9)


count_seconds(T1)
create_data_code_2d_model('QR Code','default_parameters','maximum_recognition',DataCodeHandle)
find_data_code_2d(Image9,SymbolXLDs,DataCodeHandle,'stop_after_result_num',9,ResultHandles, DecodedDataStrings)
if(|DecodedDataStrings|==0)
    disp_message(WindowHandle, 'No data code found.\nPlease adjust the parameters.', 'window', 12, 12, 'red', 'true')
else