mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-17 16:55:52 +01:00
67 lines
2.1 KiB
ObjectPascal
67 lines
2.1 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_GetSubRect;
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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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filename = cResourceMedia + 'opencv_logo_with_text.png';
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var
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image: pIplImage = nil;
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cut_image: pIplImage = nil;
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R: TCvRect;
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begin
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try
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image := cvLoadImage(filename, CV_LOAD_IMAGE_UNCHANGED);
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R := CvRect(50, 50, 250, 250);
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cut_image := cvCreateImage(CvSize(0, 0), image^.depth, image^.nChannels);
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cut_image := pIplImage(cvGetSubRect(image, cut_image, R));
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cvNamedWindow(filename, CV_WINDOW_AUTOSIZE);
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cvNamedWindow('Cut image', CV_WINDOW_AUTOSIZE);
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cvRectangle(image, CvPoint(50, 50), CvPoint(50 + 250, 50 + 250), CvScalar(150));
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cvShowImage(filename, image);
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cvShowImage('Cut image', cut_image);
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cvWaitKey(0);
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cvReleaseImage(image);
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cvReleaseImage(cut_image);
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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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