mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-15 15:55:53 +01:00
146 lines
4.4 KiB
ObjectPascal
146 lines
4.4 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_MorphologyEx;
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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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var
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image: PIplImage = nil;
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open: PIplImage = nil;
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close: PIplImage = nil;
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gradient: PIplImage = nil;
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tophat: PIplImage = nil;
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blackhat: PIplImage = nil;
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radius: Integer = 1;
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radius_max: Integer = 10;
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iterations: Integer = 1;
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iterations_max: Integer = 10;
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Kern: PIplConvKernel;
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Temp: PIplImage;
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c: Integer;
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//
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// ôóíêöèÿ-îáðàáîò÷èê ïîëçóíêà -
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// ðàäèóc ÿäðà
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procedure myTrackbarRadius(pos: Integer); cdecl;
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begin
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radius := pos;
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end;
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//
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// ôóíêöèÿ-îáðàáîò÷èê ïîëçóíêà -
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// ÷ècëî èòåðàöèé
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procedure myTrackbarIterations(pos: Integer); cdecl;
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begin
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iterations := pos;
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end;
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begin
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try
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// ïîëó÷àåì êàðòèíêó
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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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// êëîíèðóåì êàðòèíêó
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open := cvCloneImage(image);
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close := cvCloneImage(image);
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gradient := cvCloneImage(image);
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tophat := cvCloneImage(image);
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blackhat := cvCloneImage(image);
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// îêíî äëÿ îòîáðàæåíèÿ êàðòèíêè
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cvNamedWindow('original', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('CV_MOP_OPEN', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('CV_MOP_CLOSE', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('CV_MOP_GRADIENT', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('CV_MOP_TOPHAT', CV_WINDOW_AUTOSIZE);
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cvNamedWindow('CV_MOP_BLACKHAT', CV_WINDOW_AUTOSIZE);
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cvCreateTrackbar('radius', 'original', @radius, radius_max, myTrackbarRadius);
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cvCreateTrackbar('iterations', 'original', @iterations, iterations_max, myTrackbarIterations);
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while True do
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begin
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// ïîêàçûâàåì êàðòèíêó
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cvShowImage('original', image);
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// cîçäà¸ì ÿäðî
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Kern := cvCreateStructuringElementEx(radius * 2 + 1, radius * 2 + 1, radius, radius, CV_SHAPE_ELLIPSE);
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// êàðòèíêà äëÿ ïðîìåæóòî÷íîãî õðàíåíèÿ ðåçóëüòàòîâ cvCreateImage
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Temp := cvCreateImage(cvSize(image^.width, image^.height), IPL_DEPTH_8U, 1);
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// âûîëíÿåì ïðåîáðàçîâàíèÿ
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cvMorphologyEx(image, open, Temp, Kern, CV_MOP_OPEN, iterations);
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cvMorphologyEx(image, close, Temp, Kern, CV_MOP_CLOSE, iterations);
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cvMorphologyEx(image, gradient, Temp, Kern, CV_MOP_GRADIENT, iterations);
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cvMorphologyEx(image, tophat, Temp, Kern, CV_MOP_TOPHAT, iterations);
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cvMorphologyEx(image, blackhat, Temp, Kern, CV_MOP_BLACKHAT, iterations);
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// ïîêàçûâàåì ðåçóëüòàò
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cvShowImage('CV_MOP_OPEN', open);
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cvShowImage('CV_MOP_CLOSE', close);
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cvShowImage('CV_MOP_GRADIENT', gradient);
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cvShowImage('CV_MOP_TOPHAT', tophat);
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cvShowImage('CV_MOP_BLACKHAT', blackhat);
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cvReleaseStructuringElement(Kern);
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cvReleaseImage(Temp);
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c := cvWaitKey(33);
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if (c = 27) then
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Break;
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end;
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// îcâîáîæäàåì ðåcóðcû
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cvReleaseImage(&image);
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cvReleaseImage(&open);
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cvReleaseImage(&close);
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cvReleaseImage(&gradient);
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cvReleaseImage(&tophat);
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cvReleaseImage(&blackhat);
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// óäàëÿåì îêíà
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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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