mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 08:15:52 +01:00
107 lines
2.9 KiB
ObjectPascal
107 lines
2.9 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_FloodFill;
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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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highgui_c,
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core_c,
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Core.types_c,
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imgproc_c,
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imgproc.types_c,
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uResourcePaths;
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// çàëèâêà îáëccòè êàðòèíêè öâåòîì
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procedure fill(src: pIplImage; seed: TCvPoint; color: TCvScalar); // = CV_RGB(255, 0, 0)
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var
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comp: TCvConnectedComp;
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begin
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cvFloodFill(src, seed, color, cvScalarAll(10), // ìèíèìàëüíàÿ ðàçíîcòü
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cvScalarAll(10), // ìàêcèìàëüíàÿ ðàçíîcòü
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@comp, CV_FLOODFILL_FIXED_RANGE + 8, 0);
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// ïîêàæåì ïëîùàäü çàëèâêè
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WriteLn(Format('[filled area]%.2f', [comp.area]));
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end;
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// îáðàáîò÷èê cîáûòèé îò ìûøêè
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procedure myMouseCallback(event: Integer; x: Integer; y: Integer; flags: Integer; param: Pointer); cdecl;
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Var
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img: pIplImage;
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begin
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img := pIplImage(param);
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case event of
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CV_EVENT_MOUSEMOVE:
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;
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CV_EVENT_LBUTTONDOWN:
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begin
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WriteLn(Format('%dx%d', [x, y]));
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// âûçûâàåì íàøó ôóíêöèþ-îá¸ðòêó âîêðóã cvFloodFill()
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fill(img, CvPoint(x, y), CV_RGB(255, 0, 0));
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end;
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CV_EVENT_LBUTTONUP:
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;
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end;
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end;
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Const
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filename = cResourceMedia + 'cat2.jpg';
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Var
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src: pIplImage = nil;
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dst: pIplImage = nil;
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c: Integer;
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begin
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try
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// ïîëó÷àåì êàðòèíêó
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src := cvLoadImage(filename);
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WriteLn(Format('[i] image: %s', [filename]));
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// ïîêàæåì èçîáðàæåíèå
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cvNamedWindow('original', 1);
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// âåøàåì îáðàáîò÷èê ìûøêè
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cvSetMouseCallback('original', myMouseCallback, src);
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while true do
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begin
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// ïîêàçûâàåì êàðòèíêó
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cvShowImage('original', src);
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c := cvWaitKey(33);
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if (c = 27) then // åcëè íàæàòà ESC - âûõîäèì
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break;
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end;
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// îcâîáîæäàåì ðåcóðcû
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cvReleaseImage(src);
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cvReleaseImage(dst);
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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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