Delphi-OpenCV/samples/LibDemo/cvLoadImage/cv_LoadImage.dpr

(* /*****************************************************************
  //                       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_LoadImage;

{$APPTYPE CONSOLE}

uses
  System.SysUtils,
  highgui_c,
  core_c,
  Core.types_c,
  imgproc_c;

const
  // declare image filename
  IMAGE_FILE_NAME = 'Resource\opencv_logo_with_text.png';

var
  // declare an opencv image pointer variable
  image: pIplImage;

begin
  try
    // load image from file
    // REMARK: all opencv strings are PAnsiChar, pay attention to this
    // when using with Delphi 2010/2009
    image := cvLoadImage(IMAGE_FILE_NAME);
    // create display window
    cvNamedWindow('image');
    // display image inside "image" window
    cvShowImage('image', image);
    // wait until user keypress
    cvWaitKey();
    // release image memory
    cvReleaseImage(image);
    // close and release all display windows
    cvDestroyAllWindows;
  except
    on E: Exception do
      Writeln(E.ClassName, ': ', E.Message);
  end;

end.