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lineDetectmodule.h
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lineDetectmodule.h
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/*
* A basic Hough transform line detection Python module that operates on
* an inverted binary map represented in a NumPy 2d matrix.
*
* Adapted from the openCV implementation of a Hough transform:
*/
/*M///////////////////////////////////////////////////////////////////////////////////////
//
// 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.
//
//
// Intel License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2000, Intel Corporation, 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 Intel Corporation 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.
//
//M*/
#ifndef LINEDETECTMODULE_H_
#define LINEDETECTMODULE_H_
#define PI 3.1415926535897932384626433832795
#define MAX(x, y) (((x) > (y)) ? (x) : (y))
#define MIN(x, y) (((x) < (y)) ? (x) : (y))
typedef struct CvMat
{
int type;
int step;
unsigned char *data;
int rows;
int cols;
} CvMat;
static PyObject* lineDetect_findLines(PyObject *self, PyObject *args);
static PyObject* houghTransform(const CvMat* img, float rho, float theta,
int threshold, float window, float adjustment);
int quickSortPartition(int* toSort, int* values, int left, int right, int pivotIndex);
void quickSort(int* toSort, int* values, int left, int right);
double round(double num);
#endif /* LINEDETECTMODULE_H_ */