Delphi-OpenCV/samples/LibTest/cvSetImageROI/cv_SetImageROI.dpr
Laex 7b8c5d1a10 Many changes
[*] Repository rebuilt
[*] CameraCalibrate - now working
[+] Improved cvSave
[+] Implemented macro CV_MAT_ELEM
[+] CvOpenFileStorage
and more ...

Signed-off-by: Laex <laex@bk.ru>
2013-04-02 02:17:25 +04:00

68 lines
1.4 KiB
ObjectPascal

// 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,
Core.types_c in '..\..\..\include\ñore\Core.types_c.pas',
core_c in '..\..\..\include\ñore\core_c.pas',
highgui_c in '..\..\..\include\highgui\highgui_c.pas',
uLibName in '..\..\..\include\uLibName.pas',
types_c in '..\..\..\include\ñore\types_c.pas';
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);
// óñòàíàâëèâàåì ROI
cvSetImageROI(image, cvRect(x, y, width, height));
cvAddS(image, cvScalar(add), image);
// ñáðàñûâàåì ROI
cvResetImageROI(image);
// ïîêàçûâàåì èçîáðàæåíèå
cvShowImage('ROI', image);
// æä¸ì íàæàòèÿ êëàâèøè
cvWaitKey(0);
// îñâîáîæäàåì ðåñóðñû
cvReleaseImage(image);
cvDestroyAllWindows;
except
on E: Exception do
Writeln(E.ClassName, ': ', E.Message);
end;
end.