mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 08:15:52 +01:00
71 lines
1.6 KiB
ObjectPascal
71 lines
1.6 KiB
ObjectPascal
// JCL_DEBUG_EXPERT_GENERATEJDBG OFF
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// JCL_DEBUG_EXPERT_INSERTJDBG OFF
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// JCL_DEBUG_EXPERT_DELETEMAPFILE OFF
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program cv_SetImageROI2;
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{$APPTYPE CONSOLE}
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{$R *.res}
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uses
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System.SysUtils,
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Core.types_c in '..\..\include\ñore\Core.types_c.pas',
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core_c in '..\..\include\ñore\core_c.pas',
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highgui_c in '..\..\include\highgui\highgui_c.pas',
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LibName in '..\..\include\LibName.pas';
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Const
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// èìÿ êàðòèíêè
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filename = 'Resource\opencv_logo_with_text.png';
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filename2 = 'Resource\cat2.jpg';
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var
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image: PIplImage = nil;
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src: PIplImage = nil;
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x: Integer;
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y: Integer;
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width: Integer;
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height: Integer;
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begin
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try
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image := cvLoadImage(filename, 1);
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Writeln('[i] image: ', filename);
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if not Assigned(image) then
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Halt;
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cvNamedWindow('origianl', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('ROI', CV_WINDOW_AUTOSIZE);
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// çàäà¸ì ROI
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x := 120;
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y := 50;
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// äîáàâî÷íîå èçîáðàæåíèå
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src := cvLoadImage(filename2, 1);
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if not Assigned(src) then
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Halt;
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// ðàçìåð ROI
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width := src^.width;
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height := src^.height;
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cvShowImage('origianl', image);
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// óñòàíàâëèâàåì ROI
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cvSetImageROI(image, cvRect(x, y, width, height));
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// îáíóëèì èçîáðàæåíèå
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cvZero(image);
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// êîïèðóåì èçîáðàæåíèå
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cvCopy(src, image);
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// ñáðàñûâàåì ROI
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cvResetImageROI(image);
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// ïîêàçûâàåì èçîáðàæåíèå
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cvShowImage('ROI', image);
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// æä¸ì íàæàòèÿ êëàâèøè
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cvWaitKey(0);
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// îñâîáîæäàåì ðåñóðñû
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cvReleaseImage(image);
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cvReleaseImage(src);
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cvDestroyAllWindows;
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except
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on E: Exception do
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Writeln(E.ClassName, ': ', E.Message);
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end;
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end.
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