Delphi-OpenCV/samples/LibTest/cvSnakeImage/cv_SnakeImage.dpr
Laex ac3dd15da8 Added an example
[+] TrackColor
[*] Some changes in modules
[*] To continue the translation of classes

[!] Should change the structure of the modules to the structure of the modules installed OpenCV

Signed-off-by: Laex <laex@bk.ru>
2013-05-21 03:35:54 +04:00

105 lines
3.7 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_SnakeImage;
{$APPTYPE CONSOLE}
{$POINTERMATH ON}
uses
System.SysUtils,
uLibName in '..\..\..\include\uLibName.pas',
highgui_c in '..\..\..\include\highgui\highgui_c.pas',
core_c in '..\..\..\include\core\core_c.pas',
Core.types_c in '..\..\..\include\core\Core.types_c.pas',
imgproc.types_c in '..\..\..\include\imgproc\imgproc.types_c.pas',
imgproc_c in '..\..\..\include\imgproc\imgproc_c.pas',
legacy in '..\..\..\include\legacy\legacy.pas',
calib3d in '..\..\..\include\calib3d\calib3d.pas',
imgproc in '..\..\..\include\imgproc\imgproc.pas',
haar in '..\..\..\include\objdetect\haar.pas',
objdetect in '..\..\..\include\objdetect\objdetect.pas',
tracking in '..\..\..\include\video\tracking.pas',
Core in '..\..\..\include\core\core.pas',
Mat in '..\..\..\include\core\Mat.pas';
const
w = 500;
filename = 'resource\cat2.jpg';
var
imgA, imgB, imgAA: pIplImage;
storage: pCvMemStorage;
contour: pCvPointArray;
Approx_contours: PcvSeq;
contour_num: integer;
i1, i2, i, j, length, f1: integer;
point: pInteger;
c_alpha: single = 0.45;
c_beta: single = 0.10;
c_gamma: single = 0.45;
contours: pCvPoint;
begin
try
cvNamedWindow('image', 1);
imgA := cvLoadImage(filename, CV_LOAD_IMAGE_UNCHANGED);
imgAA := cvCreateImage(cvSize(imgA^.width, imgA^.Height), imgA^.depth, imgA^.nChannels);
// Smooth or Copy
// cvSmooth(imgA, imgAA, CV_GAUSSIAN, 7, 0, 0);
cvCopy(imgA, imgAA);
imgB := cvCreateImage(cvSize(imgA^.width, imgA^.Height), IPL_DEPTH_8U, 1);
cvCvtColor(imgAA, imgB, CV_BGR2GRAY);
length := 200;
contour := AllocMem(sizeof(TCvPoint) * length);
for i := 0 to length - 1 do
begin
contour[i].x := round(200 * cos(2 * PI * i / length) + 100);
contour[i].y := round(200 * sin(2 * PI * i / length) + 100);
end;
while true do
begin
cvSnakeImage(imgB, contour, length, @c_alpha, @c_beta, @c_gamma, CV_VALUE, cvSize(21, 21),
cvTermCriteria(CV_TERMCRIT_ITER, 1, 0.0), 1);
cvCopy(imgAA, imgA);
for i := 0 to length - 2 do
cvLine(imgA, contour[i], contour[i + 1], CV_RGB(255, 0, 0), 2, 8, 0);
cvLine(imgA, contour[length - 1], contour[0], CV_RGB(255, 0, 0), 2, 8, 0);
cvShowImage('image', imgA);
if cvWaitKey(200) = 27 then
Break;
end;
cvReleaseImage(imgA);
cvReleaseImage(imgB);
cvDestroyAllWindows;
except
on E: Exception do
Writeln(E.ClassName, ': ', E.Message);
end;
end.