mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 08:15:52 +01:00
86 lines
2.5 KiB
ObjectPascal
86 lines
2.5 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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// 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_Resize;
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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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const
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// èìÿ êàðòèíêè
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filename = 'Resource\cat2.jpg';
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var
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// ècõîäíàÿ
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image: PIplImage = nil;
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dst: array [0 .. 3] of PIplImage;
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i: Integer;
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begin
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try
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image := cvLoadImage(filename, 1);
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i := 0;
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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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// cîçäàíèå óìåíüøåííûõ êàðòèíîê (ðàçíûé òèï èíòåðïîëÿöèè)
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for i := 0 to 3 do
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begin
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dst[i] := cvCreateImage(cvSize(image^.width div 3, image^.height div 3), image^.depth, image^.nChannels);
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cvResize(image, dst[i], i);
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end;
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// îêíî äëÿ îòîáðàæåíèÿ êàðòèíêè
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cvNamedWindow('original', CV_WINDOW_AUTOSIZE);
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cvShowImage('original', image);
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// ïîêàçûâàåì ðåçóëüòàò
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for i := 0 to 3 do
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begin
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cvNamedWindow(PCVChar(IntToStr(i)), CV_WINDOW_AUTOSIZE);
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cvShowImage(PCVChar(IntToStr(i)), dst[i]);
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end;
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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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// 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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