Merge pull request #6453 from sovrasov:extend_calibrateCamera
This commit is contained in:
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4142e737b0
@ -767,6 +767,14 @@ k-th translation vector (see the next output parameter description) brings the c
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from the model coordinate space (in which object points are specified) to the world coordinate
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space, that is, a real position of the calibration pattern in the k-th pattern view (k=0.. *M* -1).
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@param tvecs Output vector of translation vectors estimated for each pattern view.
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@param stdDeviationsIntrinsics Output vector of standard deviations estimated for intrinsic parameters.
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Order of deviations values:
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\f$(f_x, f_y, c_x, c_y, k_1, k_2, p_1, p_2, k_3, k_4, k_5, k_6 , s_1, s_2, s_3,
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s_4, \tau_x, \tau_y)\f$ If one of parameters is not estimated, it's deviation is equals to zero.
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@param stdDeviationsExtrinsics Output vector of standard deviations estimated for extrinsic parameters.
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Order of deviations values: \f$(R_1, T_1, \dotsc , R_M, T_M)\f$ where M is number of pattern views,
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\f$R_i, T_i\f$ are concatenated 1x3 vectors.
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@param perViewErrors Output vector of average re-projection errors estimated for each pattern view.
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@param flags Different flags that may be zero or a combination of the following values:
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- **CV_CALIB_USE_INTRINSIC_GUESS** cameraMatrix contains valid initial values of
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fx, fy, cx, cy that are optimized further. Otherwise, (cx, cy) is initially set to the image
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@ -841,6 +849,24 @@ The function returns the final re-projection error.
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@sa
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findChessboardCorners, solvePnP, initCameraMatrix2D, stereoCalibrate, undistort
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*/
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CV_EXPORTS_AS(calibrateCameraExtended) double calibrateCamera( InputArrayOfArrays objectPoints,
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InputArrayOfArrays imagePoints, Size imageSize,
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InputOutputArray cameraMatrix, InputOutputArray distCoeffs,
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OutputArrayOfArrays rvecs, OutputArrayOfArrays tvecs,
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OutputArray stdDeviationsIntrinsics,
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OutputArray stdDeviationsExtrinsics,
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OutputArray perViewErrors,
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int flags = 0, TermCriteria criteria = TermCriteria(
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TermCriteria::COUNT + TermCriteria::EPS, 30, DBL_EPSILON) );
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/** @overload double calibrateCamera( InputArrayOfArrays objectPoints,
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InputArrayOfArrays imagePoints, Size imageSize,
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InputOutputArray cameraMatrix, InputOutputArray distCoeffs,
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OutputArrayOfArrays rvecs, OutputArrayOfArrays tvecs,
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OutputArray stdDeviations, OutputArray perViewErrors,
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int flags = 0, TermCriteria criteria = TermCriteria(
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TermCriteria::COUNT + TermCriteria::EPS, 30, DBL_EPSILON) )
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*/
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CV_EXPORTS_W double calibrateCamera( InputArrayOfArrays objectPoints,
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InputArrayOfArrays imagePoints, Size imageSize,
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InputOutputArray cameraMatrix, InputOutputArray distCoeffs,
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@ -246,6 +246,7 @@ CVAPI(void) cvDrawChessboardCorners( CvArr* image, CvSize pattern_size,
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#define CV_CALIB_TILTED_MODEL 262144
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#define CV_CALIB_FIX_TAUX_TAUY 524288
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#define CV_CALIB_NINTRINSIC 18
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/* Finds intrinsic and extrinsic camera parameters
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from a few views of known calibration pattern */
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@ -1181,7 +1181,6 @@ CV_IMPL void cvFindExtrinsicCameraParams2( const CvMat* objectPoints,
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cvConvert( &_t, tvec );
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}
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CV_IMPL void cvInitIntrinsicParams2D( const CvMat* objectPoints,
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const CvMat* imagePoints, const CvMat* npoints,
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CvSize imageSize, CvMat* cameraMatrix,
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@ -1270,15 +1269,37 @@ CV_IMPL void cvInitIntrinsicParams2D( const CvMat* objectPoints,
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cvConvert( &_a, cameraMatrix );
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}
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static void subMatrix(const cv::Mat& src, cv::Mat& dst, const std::vector<uchar>& cols,
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const std::vector<uchar>& rows) {
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int nonzeros_cols = cv::countNonZero(cols);
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cv::Mat tmp(src.rows, nonzeros_cols, CV_64FC1);
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/* finds intrinsic and extrinsic camera parameters
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from a few views of known calibration pattern */
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CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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for (int i = 0, j = 0; i < (int)cols.size(); i++)
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{
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if (cols[i])
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{
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src.col(i).copyTo(tmp.col(j++));
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}
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}
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int nonzeros_rows = cv::countNonZero(rows);
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dst.create(nonzeros_rows, nonzeros_cols, CV_64FC1);
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for (int i = 0, j = 0; i < (int)rows.size(); i++)
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{
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if (rows[i])
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{
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tmp.row(i).copyTo(dst.row(j++));
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}
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}
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}
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static double cvCalibrateCamera2Internal( const CvMat* objectPoints,
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const CvMat* imagePoints, const CvMat* npoints,
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CvSize imageSize, CvMat* cameraMatrix, CvMat* distCoeffs,
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CvMat* rvecs, CvMat* tvecs, int flags, CvTermCriteria termCrit )
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CvMat* rvecs, CvMat* tvecs, CvMat* stdDevs,
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CvMat* perViewErrors, int flags, CvTermCriteria termCrit )
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{
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const int NINTRINSIC = 18;
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const int NINTRINSIC = CV_CALIB_NINTRINSIC;
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double reprojErr = 0;
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Matx33d A;
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@ -1338,6 +1359,20 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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"1xn or nx1 array or 1-channel nx3 array, where n is the number of views" );
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}
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if( stdDevs )
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{
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cn = CV_MAT_CN(stdDevs->type);
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if( !CV_IS_MAT(stdDevs) ||
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(CV_MAT_DEPTH(stdDevs->type) != CV_32F && CV_MAT_DEPTH(stdDevs->type) != CV_64F) ||
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((stdDevs->rows != (nimages*6 + NINTRINSIC) || stdDevs->cols*cn != 1) &&
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(stdDevs->rows != 1 || stdDevs->cols != (nimages*6 + NINTRINSIC) || cn != 1)) )
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#define STR__(x) #x
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#define STR_(x) STR__(x)
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CV_Error( CV_StsBadArg, "the output array of standard deviations vectors must be 1-channel "
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"1x(n*6 + NINTRINSIC) or (n*6 + NINTRINSIC)x1 array, where n is the number of views,"
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" NINTRINSIC = " STR_(CV_CALIB_NINTRINSIC));
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}
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if( (CV_MAT_TYPE(cameraMatrix->type) != CV_32FC1 &&
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CV_MAT_TYPE(cameraMatrix->type) != CV_64FC1) ||
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cameraMatrix->rows != 3 || cameraMatrix->cols != 3 )
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@ -1367,6 +1402,7 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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Mat matM( 1, total, CV_64FC3 );
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Mat _m( 1, total, CV_64FC2 );
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Mat allErrors(1, total, CV_64FC2);
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if(CV_MAT_CN(objectPoints->type) == 3) {
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cvarrToMat(objectPoints).convertTo(matM, CV_64F);
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@ -1518,6 +1554,7 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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double* _errNorm = 0;
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bool proceed = solver.updateAlt( _param, _JtJ, _JtErr, _errNorm );
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double *param = solver.param->data.db, *pparam = solver.prevParam->data.db;
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bool calcJ = solver.state == CvLevMarq::CALC_J || (!proceed && stdDevs);
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if( flags & CALIB_FIX_ASPECT_RATIO )
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{
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@ -1528,8 +1565,10 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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A(0, 0) = param[0]; A(1, 1) = param[1]; A(0, 2) = param[2]; A(1, 2) = param[3];
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std::copy(param + 4, param + 4 + 14, k);
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if( !proceed )
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if ( !proceed && !stdDevs && !perViewErrors )
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break;
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else if ( !proceed && stdDevs )
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cvZero(_JtJ);
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reprojErr = 0;
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@ -1543,6 +1582,7 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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CvMat _Mi(matM.colRange(pos, pos + ni));
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CvMat _mi(_m.colRange(pos, pos + ni));
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CvMat _me(allErrors.colRange(pos, pos + ni));
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_Je.resize(ni*2); _Ji.resize(ni*2); _err.resize(ni*2);
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CvMat _dpdr(_Je.colRange(0, 3));
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@ -1552,7 +1592,7 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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CvMat _dpdk(_Ji.colRange(4, NINTRINSIC));
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CvMat _mp(_err.reshape(2, 1));
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if( solver.state == CvLevMarq::CALC_J )
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if( calcJ )
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{
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cvProjectPoints2( &_Mi, &_ri, &_ti, &matA, &_k, &_mp, &_dpdr, &_dpdt,
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(flags & CALIB_FIX_FOCAL_LENGTH) ? 0 : &_dpdf,
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@ -1563,8 +1603,10 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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cvProjectPoints2( &_Mi, &_ri, &_ti, &matA, &_k, &_mp );
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cvSub( &_mp, &_mi, &_mp );
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if (perViewErrors || stdDevs)
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cvCopy(&_mp, &_me);
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if( solver.state == CvLevMarq::CALC_J )
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if( calcJ )
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{
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Mat JtJ(cvarrToMat(_JtJ)), JtErr(cvarrToMat(_JtErr));
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@ -1581,15 +1623,52 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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}
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if( _errNorm )
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*_errNorm = reprojErr;
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if( !proceed )
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{
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if( stdDevs )
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{
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Mat mask = cvarrToMat(solver.mask);
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int nparams_nz = countNonZero(mask);
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Mat JtJinv, JtJN;
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JtJN.create(nparams_nz, nparams_nz, CV_64F);
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subMatrix(cvarrToMat(_JtJ), JtJN, mask, mask);
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completeSymm(JtJN, false);
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cv::invert(JtJN, JtJinv, DECOMP_SVD);
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//sigma2 is deviation of the noise
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//see any papers about variance of the least squares estimator for
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//detailed description of the variance estimation methods
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double sigma2 = norm(allErrors, NORM_L2SQR) / (total - nparams_nz);
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Mat stdDevsM = cvarrToMat(stdDevs);
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int j = 0;
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for ( int s = 0; s < nparams; s++ )
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if( mask.data[s] )
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{
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stdDevsM.at<double>(s) = std::sqrt(JtJinv.at<double>(j,j) * sigma2);
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j++;
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}
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else
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stdDevsM.at<double>(s) = 0.;
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}
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break;
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}
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}
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// 4. store the results
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cvConvert( &matA, cameraMatrix );
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cvConvert( &_k, distCoeffs );
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for( i = 0; i < nimages; i++ )
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for( i = 0, pos = 0; i < nimages; i++ )
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{
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CvMat src, dst;
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if( perViewErrors )
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{
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ni = npoints->data.i[i*npstep];
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perViewErrors->data.db[i] = std::sqrt(cv::norm(allErrors.colRange(pos, pos + ni),
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NORM_L2SQR) / ni);
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pos+=ni;
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}
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if( rvecs )
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{
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src = cvMat( 3, 1, CV_64F, solver.param->data.db + NINTRINSIC + i*6 );
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@ -1622,6 +1701,17 @@ CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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}
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/* finds intrinsic and extrinsic camera parameters
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from a few views of known calibration pattern */
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CV_IMPL double cvCalibrateCamera2( const CvMat* objectPoints,
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const CvMat* imagePoints, const CvMat* npoints,
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CvSize imageSize, CvMat* cameraMatrix, CvMat* distCoeffs,
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CvMat* rvecs, CvMat* tvecs, int flags, CvTermCriteria termCrit )
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{
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return cvCalibrateCamera2Internal(objectPoints, imagePoints, npoints, imageSize, cameraMatrix,
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distCoeffs, rvecs, tvecs, NULL, NULL, flags, termCrit);
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}
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void cvCalibrationMatrixValues( const CvMat *calibMatr, CvSize imgSize,
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double apertureWidth, double apertureHeight, double *fovx, double *fovy,
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double *focalLength, CvPoint2D64f *principalPoint, double *pasp )
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@ -1772,7 +1862,7 @@ double cvStereoCalibrate( const CvMat* _objectPoints, const CvMat* _imagePoints1
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if( !(flags & (CV_CALIB_FIX_INTRINSIC|CV_CALIB_USE_INTRINSIC_GUESS)))
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{
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cvCalibrateCamera2( objectPoints, imagePoints[k],
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npoints, imageSize, &K[k], &Dist[k], 0, 0, flags );
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npoints, imageSize, &K[k], &Dist[k], NULL, NULL, flags );
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}
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}
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@ -3091,7 +3181,6 @@ static void collectCalibrationData( InputArrayOfArrays objectPoints,
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}
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}
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static Mat prepareCameraMatrix(Mat& cameraMatrix0, int rtype)
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{
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Mat cameraMatrix = Mat::eye(3, 3, rtype);
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@ -3287,10 +3376,23 @@ cv::Mat cv::initCameraMatrix2D( InputArrayOfArrays objectPoints,
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}
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double cv::calibrateCamera( InputArrayOfArrays _objectPoints,
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InputArrayOfArrays _imagePoints,
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Size imageSize, InputOutputArray _cameraMatrix, InputOutputArray _distCoeffs,
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OutputArrayOfArrays _rvecs, OutputArrayOfArrays _tvecs, int flags, TermCriteria criteria )
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{
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return calibrateCamera(_objectPoints, _imagePoints, imageSize, _cameraMatrix, _distCoeffs,
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_rvecs, _tvecs, noArray(), noArray(), noArray(), flags, criteria);
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}
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double cv::calibrateCamera(InputArrayOfArrays _objectPoints,
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InputArrayOfArrays _imagePoints,
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Size imageSize, InputOutputArray _cameraMatrix, InputOutputArray _distCoeffs,
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OutputArrayOfArrays _rvecs, OutputArrayOfArrays _tvecs,
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OutputArray stdDeviationsIntrinsics,
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OutputArray stdDeviationsExtrinsics,
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OutputArray _perViewErrors, int flags, TermCriteria criteria )
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{
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int rtype = CV_64F;
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Mat cameraMatrix = _cameraMatrix.getMat();
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@ -3304,14 +3406,17 @@ double cv::calibrateCamera( InputArrayOfArrays _objectPoints,
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int nimages = int(_objectPoints.total());
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CV_Assert( nimages > 0 );
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Mat objPt, imgPt, npoints, rvecM, tvecM;
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Mat objPt, imgPt, npoints, rvecM, tvecM, stdDeviationsM, errorsM;
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bool rvecs_needed = _rvecs.needed(), tvecs_needed = _tvecs.needed();
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bool rvecs_needed = _rvecs.needed(), tvecs_needed = _tvecs.needed(),
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stddev_needed = stdDeviationsIntrinsics.needed(), errors_needed = _perViewErrors.needed(),
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stddev_ext_needed = stdDeviationsExtrinsics.needed();
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bool rvecs_mat_vec = _rvecs.isMatVector();
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bool tvecs_mat_vec = _tvecs.isMatVector();
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if( rvecs_needed ) {
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if( rvecs_needed )
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{
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_rvecs.create(nimages, 1, CV_64FC3);
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if(rvecs_mat_vec)
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@ -3320,7 +3425,8 @@ double cv::calibrateCamera( InputArrayOfArrays _objectPoints,
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rvecM = _rvecs.getMat();
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}
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if( tvecs_needed ) {
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if( tvecs_needed )
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{
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_tvecs.create(nimages, 1, CV_64FC3);
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if(tvecs_mat_vec)
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@ -3329,16 +3435,46 @@ double cv::calibrateCamera( InputArrayOfArrays _objectPoints,
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tvecM = _tvecs.getMat();
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}
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if( stddev_needed || stddev_ext_needed )
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{
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stdDeviationsM.create(nimages*6 + CV_CALIB_NINTRINSIC, 1, CV_64F);
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}
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if( errors_needed )
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{
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_perViewErrors.create(nimages, 1, CV_64F);
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errorsM = _perViewErrors.getMat();
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}
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collectCalibrationData( _objectPoints, _imagePoints, noArray(),
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objPt, imgPt, 0, npoints );
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CvMat c_objPt = objPt, c_imgPt = imgPt, c_npoints = npoints;
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CvMat c_cameraMatrix = cameraMatrix, c_distCoeffs = distCoeffs;
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CvMat c_rvecM = rvecM, c_tvecM = tvecM;
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CvMat c_rvecM = rvecM, c_tvecM = tvecM, c_stdDev = stdDeviationsM, c_errors = errorsM;
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double reprojErr = cvCalibrateCamera2(&c_objPt, &c_imgPt, &c_npoints, imageSize,
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double reprojErr = cvCalibrateCamera2Internal(&c_objPt, &c_imgPt, &c_npoints, imageSize,
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&c_cameraMatrix, &c_distCoeffs,
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rvecs_needed ? &c_rvecM : NULL,
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tvecs_needed ? &c_tvecM : NULL, flags, criteria );
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tvecs_needed ? &c_tvecM : NULL,
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stddev_needed ? &c_stdDev : NULL,
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errors_needed ? &c_errors : NULL, flags, criteria );
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if( stddev_needed )
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{
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stdDeviationsIntrinsics.create(CV_CALIB_NINTRINSIC, 1, CV_64F);
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Mat stdDeviationsIntrinsicsMat = stdDeviationsIntrinsics.getMat();
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std::memcpy(stdDeviationsIntrinsicsMat.ptr(), stdDeviationsM.ptr(),
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CV_CALIB_NINTRINSIC*sizeof(double));
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}
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if ( stddev_ext_needed )
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{
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stdDeviationsExtrinsics.create(nimages*6, 1, CV_64F);
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Mat stdDeviationsExtrinsicsMat = stdDeviationsExtrinsics.getMat();
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std::memcpy(stdDeviationsExtrinsicsMat.ptr(),
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stdDeviationsM.ptr() + CV_CALIB_NINTRINSIC*sizeof(double),
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nimages*6*sizeof(double));
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}
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// overly complicated and inefficient rvec/ tvec handling to support vector<Mat>
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for(int i = 0; i < nimages; i++ )
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@ -241,6 +241,8 @@ bool CvLevMarq::updateAlt( const CvMat*& _param, CvMat*& _JtJ, CvMat*& _JtErr, d
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cvNorm(param, prevParam, CV_RELATIVE_L2) < criteria.epsilon )
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{
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_param = param;
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_JtJ = JtJ;
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_JtErr = JtErr;
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state = DONE;
|
||||
return false;
|
||||
}
|
||||
|
@ -259,7 +259,7 @@ protected:
|
||||
virtual void calibrate( int imageCount, int* pointCounts,
|
||||
CvSize imageSize, CvPoint2D64f* imagePoints, CvPoint3D64f* objectPoints,
|
||||
double* distortionCoeffs, double* cameraMatrix, double* translationVectors,
|
||||
double* rotationMatrices, int flags ) = 0;
|
||||
double* rotationMatrices, double *stdDevs, double* perViewErrors, int flags ) = 0;
|
||||
virtual void project( int pointCount, CvPoint3D64f* objectPoints,
|
||||
double* rotationMatrix, double* translationVector,
|
||||
double* cameraMatrix, double* distortion, CvPoint2D64f* imagePoints ) = 0;
|
||||
@ -303,9 +303,13 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
|
||||
double* transVects;
|
||||
double* rotMatrs;
|
||||
double* stdDevs;
|
||||
double* perViewErrors;
|
||||
|
||||
double* goodTransVects;
|
||||
double* goodRotMatrs;
|
||||
double* goodPerViewErrors;
|
||||
double* goodStdDevs;
|
||||
|
||||
double cameraMatrix[3*3];
|
||||
double distortion[5]={0,0,0,0,0};
|
||||
@ -424,9 +428,13 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
/* Allocate memory for translate vectors and rotmatrixs*/
|
||||
transVects = (double*)cvAlloc(3 * 1 * numImages * sizeof(double));
|
||||
rotMatrs = (double*)cvAlloc(3 * 3 * numImages * sizeof(double));
|
||||
stdDevs = (double*)cvAlloc((CV_CALIB_NINTRINSIC + 6*numImages) * sizeof(double));
|
||||
perViewErrors = (double*)cvAlloc(numImages * sizeof(double));
|
||||
|
||||
goodTransVects = (double*)cvAlloc(3 * 1 * numImages * sizeof(double));
|
||||
goodRotMatrs = (double*)cvAlloc(3 * 3 * numImages * sizeof(double));
|
||||
goodPerViewErrors = (double*)cvAlloc(numImages * sizeof(double));
|
||||
goodStdDevs = (double*)cvAlloc((CV_CALIB_NINTRINSIC + 6*numImages) * sizeof(double));
|
||||
|
||||
/* Read object points */
|
||||
i = 0;/* shift for current point */
|
||||
@ -501,6 +509,13 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
}
|
||||
}
|
||||
|
||||
/* Read good stdDeviations */
|
||||
for (i = 0; i < CV_CALIB_NINTRINSIC + numImages*6; i++)
|
||||
{
|
||||
values_read = fscanf(file, "%lf", goodStdDevs + i);
|
||||
CV_Assert(values_read == 1);
|
||||
}
|
||||
|
||||
calibFlags = 0
|
||||
// + CV_CALIB_FIX_PRINCIPAL_POINT
|
||||
// + CV_CALIB_ZERO_TANGENT_DIST
|
||||
@ -526,6 +541,8 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
cameraMatrix,
|
||||
transVects,
|
||||
rotMatrs,
|
||||
stdDevs,
|
||||
perViewErrors,
|
||||
calibFlags );
|
||||
|
||||
/* ---- Reproject points to the image ---- */
|
||||
@ -553,6 +570,8 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
meanDy = 0;
|
||||
for( currImage = 0; currImage < numImages; currImage++ )
|
||||
{
|
||||
double imageMeanDx = 0;
|
||||
double imageMeanDy = 0;
|
||||
for( currPoint = 0; currPoint < etalonSize.width * etalonSize.height; currPoint++ )
|
||||
{
|
||||
rx = reprojectPoints[i].x;
|
||||
@ -563,6 +582,9 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
meanDx += dx;
|
||||
meanDy += dy;
|
||||
|
||||
imageMeanDx += dx*dx;
|
||||
imageMeanDy += dy*dy;
|
||||
|
||||
dx = fabs(dx);
|
||||
dy = fabs(dy);
|
||||
|
||||
@ -573,6 +595,13 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
maxDy = dy;
|
||||
i++;
|
||||
}
|
||||
goodPerViewErrors[currImage] = sqrt( (imageMeanDx + imageMeanDy) /
|
||||
(etalonSize.width * etalonSize.height));
|
||||
|
||||
//only for c-version of test (it does not provides evaluation of perViewErrors
|
||||
//and returns zeros)
|
||||
if(perViewErrors[currImage] == 0.0)
|
||||
perViewErrors[currImage] = goodPerViewErrors[currImage];
|
||||
}
|
||||
|
||||
meanDx /= numImages * etalonSize.width * etalonSize.height;
|
||||
@ -613,6 +642,23 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
if( code < 0 )
|
||||
goto _exit_;
|
||||
|
||||
/* ----- Compare per view re-projection errors ----- */
|
||||
code = compare(perViewErrors,goodPerViewErrors, numImages,0.1,"per view errors vector");
|
||||
if( code < 0 )
|
||||
goto _exit_;
|
||||
|
||||
/* ----- Compare standard deviations of parameters ----- */
|
||||
//only for c-version of test (it does not provides evaluation of stdDevs
|
||||
//and returns zeros)
|
||||
for ( i = 0; i < CV_CALIB_NINTRINSIC + 6*numImages; i++)
|
||||
{
|
||||
if(stdDevs[i] == 0.0)
|
||||
stdDevs[i] = goodStdDevs[i];
|
||||
}
|
||||
code = compare(stdDevs,goodStdDevs, CV_CALIB_NINTRINSIC + 6*numImages,.5,"stdDevs vector");
|
||||
if( code < 0 )
|
||||
goto _exit_;
|
||||
|
||||
if( maxDx > 1.0 )
|
||||
{
|
||||
ts->printf( cvtest::TS::LOG,
|
||||
@ -636,8 +682,12 @@ void CV_CameraCalibrationTest::run( int start_from )
|
||||
|
||||
cvFree(&transVects);
|
||||
cvFree(&rotMatrs);
|
||||
cvFree(&stdDevs);
|
||||
cvFree(&perViewErrors);
|
||||
cvFree(&goodTransVects);
|
||||
cvFree(&goodRotMatrs);
|
||||
cvFree(&goodPerViewErrors);
|
||||
cvFree(&goodStdDevs);
|
||||
|
||||
fclose(file);
|
||||
file = 0;
|
||||
@ -676,20 +726,28 @@ protected:
|
||||
virtual void calibrate( int imageCount, int* pointCounts,
|
||||
CvSize imageSize, CvPoint2D64f* imagePoints, CvPoint3D64f* objectPoints,
|
||||
double* distortionCoeffs, double* cameraMatrix, double* translationVectors,
|
||||
double* rotationMatrices, int flags );
|
||||
double* rotationMatrices, double *stdDevs, double* perViewErrors, int flags );
|
||||
virtual void project( int pointCount, CvPoint3D64f* objectPoints,
|
||||
double* rotationMatrix, double* translationVector,
|
||||
double* cameraMatrix, double* distortion, CvPoint2D64f* imagePoints );
|
||||
};
|
||||
|
||||
void CV_CameraCalibrationTest_C::calibrate( int imageCount, int* pointCounts,
|
||||
void CV_CameraCalibrationTest_C::calibrate(int imageCount, int* pointCounts,
|
||||
CvSize imageSize, CvPoint2D64f* imagePoints, CvPoint3D64f* objectPoints,
|
||||
double* distortionCoeffs, double* cameraMatrix, double* translationVectors,
|
||||
double* rotationMatrices, int flags )
|
||||
double* rotationMatrices, double *stdDevs, double *perViewErrors, int flags )
|
||||
{
|
||||
int i, total = 0;
|
||||
for( i = 0; i < imageCount; i++ )
|
||||
{
|
||||
perViewErrors[i] = 0.0;
|
||||
total += pointCounts[i];
|
||||
}
|
||||
|
||||
for( i = 0; i < CV_CALIB_NINTRINSIC + imageCount*6; i++)
|
||||
{
|
||||
stdDevs[i] = 0.0;
|
||||
}
|
||||
|
||||
CvMat _objectPoints = cvMat(1, total, CV_64FC3, objectPoints);
|
||||
CvMat _imagePoints = cvMat(1, total, CV_64FC2, imagePoints);
|
||||
@ -700,8 +758,7 @@ void CV_CameraCalibrationTest_C::calibrate( int imageCount, int* pointCounts,
|
||||
CvMat _translationVectors = cvMat(imageCount, 3, CV_64F, translationVectors);
|
||||
|
||||
cvCalibrateCamera2(&_objectPoints, &_imagePoints, &_pointCounts, imageSize,
|
||||
&_cameraMatrix, &_distCoeffs, &_rotationMatrices, &_translationVectors,
|
||||
flags);
|
||||
&_cameraMatrix, &_distCoeffs, &_rotationMatrices, &_translationVectors, flags);
|
||||
}
|
||||
|
||||
void CV_CameraCalibrationTest_C::project( int pointCount, CvPoint3D64f* objectPoints,
|
||||
@ -728,22 +785,24 @@ protected:
|
||||
virtual void calibrate( int imageCount, int* pointCounts,
|
||||
CvSize imageSize, CvPoint2D64f* imagePoints, CvPoint3D64f* objectPoints,
|
||||
double* distortionCoeffs, double* cameraMatrix, double* translationVectors,
|
||||
double* rotationMatrices, int flags );
|
||||
double* rotationMatrices, double *stdDevs, double* perViewErrors, int flags );
|
||||
virtual void project( int pointCount, CvPoint3D64f* objectPoints,
|
||||
double* rotationMatrix, double* translationVector,
|
||||
double* cameraMatrix, double* distortion, CvPoint2D64f* imagePoints );
|
||||
};
|
||||
|
||||
void CV_CameraCalibrationTest_CPP::calibrate( int imageCount, int* pointCounts,
|
||||
void CV_CameraCalibrationTest_CPP::calibrate(int imageCount, int* pointCounts,
|
||||
CvSize _imageSize, CvPoint2D64f* _imagePoints, CvPoint3D64f* _objectPoints,
|
||||
double* _distortionCoeffs, double* _cameraMatrix, double* translationVectors,
|
||||
double* rotationMatrices, int flags )
|
||||
double* rotationMatrices, double *stdDevs, double *perViewErrors, int flags )
|
||||
{
|
||||
vector<vector<Point3f> > objectPoints( imageCount );
|
||||
vector<vector<Point2f> > imagePoints( imageCount );
|
||||
Size imageSize = _imageSize;
|
||||
Mat cameraMatrix, distCoeffs(1,4,CV_64F,Scalar::all(0));
|
||||
vector<Mat> rvecs, tvecs;
|
||||
Mat stdDevsMatInt, stdDevsMatExt;
|
||||
Mat perViewErrorsMat;
|
||||
|
||||
CvPoint3D64f* op = _objectPoints;
|
||||
CvPoint2D64f* ip = _imagePoints;
|
||||
@ -770,8 +829,23 @@ void CV_CameraCalibrationTest_CPP::calibrate( int imageCount, int* pointCounts,
|
||||
distCoeffs,
|
||||
rvecs,
|
||||
tvecs,
|
||||
stdDevsMatInt,
|
||||
stdDevsMatExt,
|
||||
perViewErrorsMat,
|
||||
flags );
|
||||
|
||||
assert( stdDevsMatInt.type() == CV_64F );
|
||||
assert( stdDevsMatInt.total() == static_cast<size_t>(CV_CALIB_NINTRINSIC) );
|
||||
memcpy( stdDevs, stdDevsMatInt.ptr(), CV_CALIB_NINTRINSIC*sizeof(double) );
|
||||
|
||||
assert( stdDevsMatExt.type() == CV_64F );
|
||||
assert( stdDevsMatExt.total() == static_cast<size_t>(6*imageCount) );
|
||||
memcpy( stdDevs + CV_CALIB_NINTRINSIC, stdDevsMatExt.ptr(), 6*imageCount*sizeof(double) );
|
||||
|
||||
assert( perViewErrorsMat.type() == CV_64F);
|
||||
assert( perViewErrorsMat.total() == static_cast<size_t>(imageCount) );
|
||||
memcpy( perViewErrors, perViewErrorsMat.ptr(), imageCount*sizeof(double) );
|
||||
|
||||
assert( cameraMatrix.type() == CV_64FC1 );
|
||||
memcpy( _cameraMatrix, cameraMatrix.ptr(), 9*sizeof(double) );
|
||||
|
||||
|
Loading…
Reference in New Issue
Block a user