.. _Table-Of-Content-ImgProc:

*imgproc* 模块. 图像处理
-----------------------------------------------------------

在这一部分中，你将学到OpenCV中的图像处理功能。

.. include:: ../../definitions/tocDefinitions.rst

 
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  ===================== ==============================================
   |ImageProcessing_1|  **标题:** :ref:`Smoothing`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
                        
                        学习一些简单的线性滤波器
  
  ===================== ==============================================
  
  .. |ImageProcessing_1| image:: images/Smoothing_Tutorial_Cover.jpg
                         :height: 90pt
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  ===================== ==============================================
   |ImageProcessing_2|  **标题:** :ref:`Morphology_1`
  
                        *兼容:* > OpenCV 2.0
                        
                        作者: |Author_AnaH|
  
                        让我们来改变物体的胖瘦吧！
  
  ===================== ==============================================
  
  .. |ImageProcessing_2| image:: images/Morphology_1_Tutorial_Cover.jpg
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  ================= ==================================================
   |Morphology_2|   **标题:** :ref:`Morphology_2`
  
                    *兼容:* > OpenCV 2.0
                    
                    *作者:* |Author_AnaH|
                    
                    这儿是一些其他类型的形态学操作，与腐蚀和膨胀不同。
  
  ================= ==================================================
  
  .. |Morphology_2| image:: images/Morphology_2_Tutorial_Cover.jpg
                     :height: 90pt
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  ===================== ==============================================
   |Pyramids|           **标题:** :ref:`Pyramids`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        如何想要得到小图像或者大图像？
  
  ===================== ==============================================
  
  .. |Pyramids| image:: images/Pyramids_Tutorial_Cover.jpg
                      :height: 90pt
                      :width:  90pt
  
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  ===================== ==============================================
   |Threshold|          **标题:** :ref:`Basic_Threshold`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        阈值操作，请注意，是“阈(yu)值”，不是“阀(fa)值”。
  
  ===================== ==============================================
  
  .. |Threshold| image:: images/Threshold_Tutorial_Cover.jpg
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  ===================== ==============================================
   |Filter_2D|          **标题:** :ref:`filter_2d`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        如何使用OpenCV设计自己的滤波器。
  
  ===================== ==============================================
  
  .. |Filter_2D| image:: images/imgtrans/Filter_2D_Tutorial_Cover.jpg
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  ===================== ==============================================
   |CopyMakeBorder|     **标题:** :ref:`copyMakeBorderTutorial`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        将图像扩大一圈后，如何填充这些像素？OpenCV有函数做这个。
  
  ===================== ==============================================
  
  .. |CopyMakeBorder| image:: images/imgtrans/CopyMakeBorder_Tutorial_Cover.jpg
                           :height: 90pt
                           :width:  90pt
  
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  ===================== ==============================================
   |SobelDerivatives|   **标题:** :ref:`sobel_derivatives`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        如何计算梯度，以及如何使用梯度来检测边缘。
  
  ===================== ==============================================
  
  .. |SobelDerivatives| image:: images/imgtrans/Sobel_Derivatives_Tutorial_Cover.jpg
                             :height: 90pt
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  ===================== ==============================================
   |LaplaceOperator|    **标题:** :ref:`laplace_operator`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        学习使用 *Laplace* 算子检测边缘。
  
  ===================== ==============================================
  
  .. |LaplaceOperator| image:: images/imgtrans/Laplace_Operator_Tutorial_Cover.jpg
                             :height: 90pt
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  ===================== ==============================================
   |CannyDetector|      **标题:** :ref:`canny_detector`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        这儿是一个更高级的边缘检测算法。
  
  ===================== ==============================================
  
  .. |CannyDetector| image:: images/imgtrans/Canny_Detector_Tutorial_Cover.jpg
                           :height: 90pt
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  ===================== ==============================================
   |HoughLines|         **标题:** :ref:`hough_lines`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        使用霍夫变换来检测直线。
  
  ===================== ==============================================
  
  .. |HoughLines| image:: images/imgtrans/Hough_Lines_Tutorial_Cover.jpg
                        :height: 90pt
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  ===================== ==============================================
   |HoughCircle|        **标题:** :ref:`hough_circle`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        使用霍夫变换来检测圆。
  
  ===================== ==============================================
  
  .. |HoughCircle| image:: images/imgtrans/Hough_Circle_Tutorial_Cover.jpg
                         :height: 90pt
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  ===================== ==============================================
   |Remap|              **标题:** :ref:`remap`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        如何在两副图像之间建立坐标位置的映射。
  
  ===================== ==============================================
  
  .. |Remap| image:: images/imgtrans/Remap_Tutorial_Cover.jpg
                   :height: 90pt
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  ===================== ==============================================
   |WarpAffine|         **标题:** :ref:`warp_affine`
  
                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|
  
                        如果你想旋转、平移和缩放图像，看这个教程吧。
  
  ===================== ==============================================
  
  .. |WarpAffine| image:: images/imgtrans/Warp_Affine_Tutorial_Cover.jpg
                        :height: 90pt
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  ===================== ==============================================
   |HistEqualization|   **标题:** :ref:`histogram_equalization`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        你想提升图像的对比度，可用直方图均衡化。

  ===================== ==============================================
  
  .. |HistEqualization| image:: images/histograms/Histogram_Equalization_Tutorial_Cover.jpg
                              :height: 90pt
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  ===================== ==============================================
   |HistCalculation|    **标题:** :ref:`histogram_calculation`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        如何生成直方图。

  ===================== ==============================================
  
  .. |HistCalculation| image:: images/histograms/Histogram_Calculation_Tutorial_Cover.jpg
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  ===================== ==============================================
   |HistComparison|     **标题:** :ref:`histogram_comparison`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        两个直方图的相似性如何度量？

  ===================== ==============================================
  
  .. |HistComparison| image:: images/histograms/Histogram_Comparison_Tutorial_Cover.jpg
                            :height: 90pt
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  ===================== ==============================================
   |BackProjection|     **标题:** :ref:`back_projection`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        使用直方图特征，从图像中查找物体。

  ===================== ==============================================
  
  .. |BackProjection| image:: images/histograms/Back_Projection_Tutorial_Cover.jpg
                            :height: 90pt
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  ===================== ==============================================
   |TemplateMatching|   **标题:** :ref:`template_matching`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        如何在图像中进行模板匹配。

  ===================== ==============================================
  
  .. |TemplateMatching| image:: images/histograms/Template_Matching_Tutorial_Cover.jpg
                              :height: 90pt
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  ===================== ==============================================
   |FindContours|       **标题:** :ref:`find_contours`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        你想提取图像中物体的外轮廓（contour）么？

  ===================== ==============================================
  
  .. |FindContours| image:: images/shapedescriptors/Find_Contours_Tutorial_Cover.jpg
                          :height: 90pt
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  ===================== ==============================================
   |Hull|               **标题:** :ref:`hull`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        从轮廓中提取凸包，并绘制凸包。

  ===================== ==============================================
  
  .. |Hull| image:: images/shapedescriptors/Hull_Tutorial_Cover.jpg
                 :height: 90pt
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  ===================== ==============================================
   |BRC|                **标题:** :ref:`bounding_rects_circles`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        根据轮廓，提取外包围矩形和圆形。

  ===================== ==============================================
  
  .. |BRC| image:: images/shapedescriptors/Bounding_Rects_Circles_Tutorial_Cover.jpg
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  ===================== ==============================================
   |BRE|                **标题:** :ref:`bounding_rotated_ellipses`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        根据轮廓，提取可旋转的外包围矩形和椭圆。

  ===================== ==============================================
  
  .. |BRE| image:: images/shapedescriptors/Bounding_Rotated_Ellipses_Tutorial_Cover.jpg
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  ===================== ==============================================
   |MU|                 **标题:** :ref:`moments`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        如何计算一个图像的矩？

  ===================== ==============================================
  
  .. |MU| image:: images/shapedescriptors/Moments_Tutorial_Cover.jpg
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  ===================== ==============================================
   |PPT|                **标题:** :ref:`point_polygon_test`

                        *兼容:* > OpenCV 2.0
                        
                        *作者:* |Author_AnaH|

                        计算图像中的点到轮廓的距离。

  ===================== ==============================================
  
  .. |PPT| image:: images/shapedescriptors/Point_Polygon_Test_Tutorial_Cover.jpg
                :height: 90pt
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.. raw:: latex

   \pagebreak

.. toctree::
   :hidden:

   ../gausian_median_blur_bilateral_filter/gausian_median_blur_bilateral_filter
   ../erosion_dilatation/erosion_dilatation
   ../opening_closing_hats/opening_closing_hats
   ../pyramids/pyramids
   ../threshold/threshold
   ../imgtrans/filter_2d/filter_2d
   ../imgtrans/copyMakeBorder/copyMakeBorder
   ../imgtrans/sobel_derivatives/sobel_derivatives
   ../imgtrans/laplace_operator/laplace_operator
   ../imgtrans/canny_detector/canny_detector
   ../imgtrans/hough_lines/hough_lines
   ../imgtrans/hough_circle/hough_circle
   ../imgtrans/remap/remap
   ../imgtrans/warp_affine/warp_affine
   ../histograms/histogram_equalization/histogram_equalization
   ../histograms/histogram_calculation/histogram_calculation
   ../histograms/histogram_comparison/histogram_comparison
   ../histograms/back_projection/back_projection
   ../histograms/template_matching/template_matching
   ../shapedescriptors/find_contours/find_contours
   ../shapedescriptors/hull/hull
   ../shapedescriptors/bounding_rects_circles/bounding_rects_circles
   ../shapedescriptors/bounding_rotated_ellipses/bounding_rotated_ellipses
   ../shapedescriptors/moments/moments
   ../shapedescriptors/point_polygon_test/point_polygon_test