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3rdparty/opencv-4.5.4/modules/js/test/test_video.js 4.8 KB
f4334277   Hu Chunming   提交3rdparty
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  //  //////////////////////////////////////////////////////////////////////////////////////
  //
  //  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
  //
  //  By downloading, copying, installing or using the software you agree to this license.
  //  If you do not agree to this license, do not download, install,
  //  copy or use the software.
  //
  //
  //                           License Agreement
  //                For Open Source Computer Vision Library
  //
  // Copyright (C) 2013, OpenCV Foundation, all rights reserved.
  // Third party copyrights are property of their respective owners.
  //
  // Redistribution and use in source and binary forms, with or without modification,
  // are permitted provided that the following conditions are met:
  //
  //   * Redistribution's of source code must retain the above copyright notice,
  //     this list of conditions and the following disclaimer.
  //
  //   * Redistribution's in binary form must reproduce the above copyright notice,
  //     this list of conditions and the following disclaimer in the documentation
  //     and/or other materials provided with the distribution.
  //
  //   * The name of the copyright holders may not be used to endorse or promote products
  //     derived from this software without specific prior written permission.
  //
  // This software is provided by the copyright holders and contributors "as is" and
  // any express or implied warranties, including, but not limited to, the implied
  // warranties of merchantability and fitness for a particular purpose are disclaimed.
  // In no event shall the Intel Corporation or contributors be liable for any direct,
  // indirect, incidental, special, exemplary, or consequential damages
  // (including, but not limited to, procurement of substitute goods or services;
  // loss of use, data, or profits; or business interruption) however caused
  // and on any theory of liability, whether in contract, strict liability,
  // or tort (including negligence or otherwise) arising in any way out of
  // the use of this software, even if advised of the possibility of such damage.
  //
  
  // //////////////////////////////////////////////////////////////////////////////////////
  // Author: Sajjad Taheri, University of California, Irvine. sajjadt[at]uci[dot]edu
  //
  //                             LICENSE AGREEMENT
  // Copyright (c) 2015 The Regents of the University of California (Regents)
  //
  // Redistribution and use in source and binary forms, with or without
  // modification, are permitted provided that the following conditions are met:
  // 1. Redistributions of source code must retain the above copyright
  //    notice, this list of conditions and the following disclaimer.
  // 2. Redistributions in binary form must reproduce the above copyright
  //    notice, this list of conditions and the following disclaimer in the
  //    documentation and/or other materials provided with the distribution.
  // 3. Neither the name of the University nor the
  //    names of its contributors may be used to endorse or promote products
  //    derived from this software without specific prior written permission.
  //
  // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ''AS IS'' AND ANY
  // EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
  // DISCLAIMED. IN NO EVENT SHALL CONTRIBUTORS BE LIABLE FOR ANY
  // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  // (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  // LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
  // ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  //
  
  if (typeof module !== 'undefined' && module.exports) {
      // The environment is Node.js
      var cv = require('./opencv.js'); // eslint-disable-line no-var
  }
  
  QUnit.module('Video', {});
  QUnit.test('Background Segmentation', function(assert) {
      // BackgroundSubtractorMOG2
      {
          const history = 600;
          const varThreshold = 15;
          const detectShadows = true;
  
          let mog2 = new cv.BackgroundSubtractorMOG2(history, varThreshold, detectShadows);
  
          assert.equal(mog2 instanceof cv.BackgroundSubtractorMOG2, true);
  
          mog2.delete();
  
          mog2 = new cv.BackgroundSubtractorMOG2();
  
          assert.equal(mog2 instanceof cv.BackgroundSubtractorMOG2, true);
  
          mog2.delete();
  
          mog2 = new cv.BackgroundSubtractorMOG2(history);
  
          assert.equal(mog2 instanceof cv.BackgroundSubtractorMOG2, true);
  
          mog2.delete();
  
          mog2 = new cv.BackgroundSubtractorMOG2(history, varThreshold);
  
          assert.equal(mog2 instanceof cv.BackgroundSubtractorMOG2, true);
  
          mog2.delete();
      }
  });