util3d_features.h

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/*
Copyright (c) 2010-2016, Mathieu Labbe - IntRoLab - Universite de Sherbrooke
All rights reserved.

Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
    * Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    * 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.
    * Neither the name of the Universite de Sherbrooke 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
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*/

#ifndef UTIL3D_FEATURES_H_
#define UTIL3D_FEATURES_H_

#include <rtabmap/core/RtabmapExp.h>

#include <opencv2/calib3d/calib3d.hpp>
#include <rtabmap/core/Transform.h>
#include <rtabmap/core/CameraModel.h>
#include <rtabmap/core/StereoCameraModel.h>
#include <list>
#include <map>

namespace rtabmap
{

namespace util3d
{


std::vector<cv::Point3f> RTABMAP_EXP generateKeypoints3DDepth(
                const std::vector<cv::KeyPoint> & keypoints,
                const cv::Mat & depth,
                const CameraModel & cameraModel,
                float minDepth = 0,
                float maxDepth = 0);

std::vector<cv::Point3f> RTABMAP_EXP generateKeypoints3DDepth(
                const std::vector<cv::KeyPoint> & keypoints,
                const cv::Mat & depth,
                const std::vector<CameraModel> & cameraModels,
                float minDepth = 0,
                float maxDepth = 0);

std::vector<cv::Point3f> RTABMAP_EXP generateKeypoints3DDisparity(
                const std::vector<cv::KeyPoint> & keypoints,
                const cv::Mat & disparity,
                const StereoCameraModel & stereoCameraModel,
                float minDepth = 0,
                float maxDepth = 0);

std::vector<cv::Point3f> RTABMAP_EXP generateKeypoints3DStereo(
                const std::vector<cv::Point2f> & leftCorners,
                const std::vector<cv::Point2f> & rightCorners,
                const StereoCameraModel & model,
                const std::vector<unsigned char> & mask = std::vector<unsigned char>(),
                float minDepth = 0,
                float maxDepth = 0);

std::map<int, cv::Point3f> RTABMAP_EXP generateWords3DMono(
                const std::map<int, cv::KeyPoint> & kpts,
                const std::map<int, cv::KeyPoint> & previousKpts,
                const CameraModel & cameraModel,
                Transform & cameraTransform,
                float ransacReprojThreshold = 3.0f,
                float ransacConfidence = 0.99f,
                const std::map<int, cv::Point3f> & refGuess3D = std::map<int, cv::Point3f>(),
                double * variance = 0,
                std::vector<int> * matchesOut = 0);

std::multimap<int, cv::KeyPoint> RTABMAP_EXP aggregate(
                const std::list<int> & wordIds,
                const std::vector<cv::KeyPoint> & keypoints);

} // namespace util3d
} // namespace rtabmap

#endif /* UTIL3D_FEATURES_H_ */