mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 16:25:53 +01:00
90 lines
2.4 KiB
ObjectPascal
90 lines
2.4 KiB
ObjectPascal
(* /*****************************************************************
|
|
// Delphi-OpenCV Demo
|
|
// Copyright (C) 2013 Project Delphi-OpenCV
|
|
// ****************************************************************
|
|
// Contributor:
|
|
// laentir Valetov
|
|
// email:laex@bk.ru
|
|
// ****************************************************************
|
|
// You may retrieve the latest version of this file at the GitHub,
|
|
// located at git://github.com/Laex/Delphi-OpenCV.git
|
|
// ****************************************************************
|
|
// The contents of this file are used with permission, subject to
|
|
// the Mozilla Public License Version 1.1 (the "License"); you may
|
|
// not use this file except in compliance with the License. You may
|
|
// obtain a copy of the License at
|
|
// http://www.mozilla.org/MPL/MPL-1_1Final.html
|
|
//
|
|
// Software distributed under the License is distributed on an
|
|
// "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
|
// implied. See the License for the specific language governing
|
|
// rights and limitations under the License.
|
|
******************************************************************* *)
|
|
// JCL_DEBUG_EXPERT_GENERATEJDBG OFF
|
|
// JCL_DEBUG_EXPERT_INSERTJDBG OFF
|
|
// JCL_DEBUG_EXPERT_DELETEMAPFILE OFF
|
|
program cv_SetImageROI;
|
|
|
|
{$APPTYPE CONSOLE}
|
|
{$R *.res}
|
|
|
|
uses
|
|
System.SysUtils,
|
|
highgui_c,
|
|
core_c,
|
|
Core.types_c,
|
|
imgproc_c,
|
|
imgproc.types_c;
|
|
|
|
const
|
|
// èìÿ êàðòèíêè
|
|
filename = 'Resource\cat2.jpg';
|
|
|
|
var
|
|
image: PIplImage = nil;
|
|
x: Integer;
|
|
y: Integer;
|
|
width: Integer;
|
|
height: Integer;
|
|
add: Integer;
|
|
|
|
begin
|
|
try
|
|
|
|
image := cvLoadImage(filename, 1);
|
|
|
|
Writeln('[i] image: ', filename);
|
|
if not Assigned(image) then
|
|
Halt;
|
|
|
|
cvNamedWindow('origianl', CV_WINDOW_AUTOSIZE);
|
|
cvNamedWindow('ROI', CV_WINDOW_AUTOSIZE);
|
|
|
|
// çàäà¸ì ROI
|
|
x := 140;
|
|
y := 120;
|
|
width := 200;
|
|
height := 200;
|
|
// äîáàâî÷íàÿ âåëè÷èíà
|
|
add := 200;
|
|
|
|
cvShowImage('origianl', image);
|
|
// ócòàíàâëèâàåì ROI
|
|
cvSetImageROI(image, cvRect(x, y, width, height));
|
|
cvAddS(image, cvScalar(add), image);
|
|
// cáðccûâàåì ROI
|
|
cvResetImageROI(image);
|
|
// ïîêàçûâàåì èçîáðàæåíèå
|
|
cvShowImage('ROI', image);
|
|
// æä¸ì íàæàòèÿ êëàâèøè
|
|
cvWaitKey(0);
|
|
// îcâîáîæäàåì ðåcóðcû
|
|
cvReleaseImage(image);
|
|
cvDestroyAllWindows;
|
|
except
|
|
on E: Exception do
|
|
Writeln(E.ClassName, ': ', E.Message);
|
|
end;
|
|
|
|
end.
|