mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-15 15:55:53 +01:00
93 lines
2.6 KiB
ObjectPascal
93 lines
2.6 KiB
ObjectPascal
//*****************************************************************
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// Delphi-OpenCV Demo
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// Copyright (C) 2013 Project Delphi-OpenCV
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// ****************************************************************
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// Contributor:
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// Laentir Valetov
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// email:laex@bk.ru
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// ****************************************************************
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// You may retrieve the latest version of this file at the GitHub,
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// located at git://github.com/Laex/Delphi-OpenCV.git
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// ****************************************************************
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// The contents of this file are used with permission, subject to
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// the Mozilla Public License Version 1.1 (the "License"); you may
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// not use this file except in compliance with the License. You may
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// obtain a copy of the License at
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// http://www.mozilla.org/MPL/MPL-1_1Final.html
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//
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// Software distributed under the License is distributed on an
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// "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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// implied. See the License for the specific language governing
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// rights and limitations under the License.
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//*******************************************************************
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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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ocv.highgui_c,
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ocv.core_c,
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ocv.core.types_c,
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ocv.imgproc_c,
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ocv.imgproc.types_c,
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uResourcePaths;
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const
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// èìÿ êàðòèíêè
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filename = cResourceMedia + 'opencv_logo_with_text.png';
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filename2 = cResourceMedia + '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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// ócòàíàâëèâàåì 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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// cáðccûâàåì 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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// îcâîáîæäàåì ðåcóðcû
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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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