Delphi-OpenCV/2.4.3/samples/ROI/ROI.dpr

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program ROI;
{$APPTYPE CONSOLE}
{$R *.res}
uses
System.SysUtils,
Core.types_c in '..\..\include\<5C>ore\Core.types_c.pas',
core_c in '..\..\include\<5C>ore\core_c.pas',
highgui_c in '..\..\include\highgui\highgui_c.pas';
Const
// <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
filename = 'opencv_logo_with_text.png';
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);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ROI
x := 140;
y := 120;
width := 200;
height := 200;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
add := 200;
cvShowImage('origianl', image);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ROI
cvSetImageROI(image, cvRect(x, y, width, height));
cvAddS(image, cvScalar(add), image);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ROI
cvResetImageROI(image);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cvShowImage('ROI', image);
// <20><><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cvWaitKey(0);
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
cvReleaseImage(image);
cvDestroyAllWindows;
except
on E: Exception do
Writeln(E.ClassName, ': ', E.Message);
end;
end.