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#define M_PI 3.14159265358979323846
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#define M_PI 3.14159265358979323846
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#endif
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#endif
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static unsigned int nStepsPrimary = 16; // number of shifts/steps in primary
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static unsigned int nStepsPrimary = 16; // number of shifts/steps in primary
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static unsigned int nStepsSecondary = 8; // number of shifts/steps in secondary
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static unsigned int nStepsSecondary = 8; // number of shifts/steps in secondary
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static float nPeriodsPrimary = 48; // primary period
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static float nPeriodsPrimary = 40; // primary period
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AlgorithmPhaseShiftTwoFreq::AlgorithmPhaseShiftTwoFreq(unsigned int _screenCols, unsigned int _screenRows) : Algorithm(_screenCols, _screenRows){
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AlgorithmPhaseShiftTwoFreq::AlgorithmPhaseShiftTwoFreq(unsigned int _screenCols, unsigned int _screenRows) : Algorithm(_screenCols, _screenRows){
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// Set N
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// Set N
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N = 2+nStepsPrimary+nStepsSecondary;
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N = 2+nStepsPrimary+nStepsSecondary;
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// Determine the secondary (wider) period
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// Determine the secondary (wider) period to fulfill the heterodyne condition
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float nPeriodsSecondary = (screenCols*nPeriodsPrimary)/(screenCols-nPeriodsPrimary);
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float nPeriodsSecondary = nPeriodsPrimary + 1;
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// all on pattern
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// all on pattern
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cv::Mat allOn(1, screenCols, CV_8UC3, cv::Scalar::all(255));
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cv::Mat allOn(1, screenCols, CV_8UC3, cv::Scalar::all(255));
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patterns.push_back(allOn);
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patterns.push_back(allOn);
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const float pi = M_PI;
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const float pi = M_PI;
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// Primary encoding patterns
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// Primary encoding patterns
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for(unsigned int i=0; i<nStepsPrimary; i++){
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for(unsigned int i=0; i<nStepsPrimary; i++){
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float phase = 2.0*pi/nStepsPrimary * i;
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float phase = 2.0*pi/nStepsPrimary * i;
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float pitch = nPeriodsPrimary;
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float pitch = screenCols/nPeriodsPrimary;
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cv::Mat patternI(1,1,CV_8U);
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cv::Mat patternI(1,1,CV_8U);
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patternI = computePhaseVector(screenCols, phase, pitch);
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patternI = computePhaseVector(screenCols, phase, pitch);
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patterns.push_back(patternI.t());
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patterns.push_back(patternI.t());
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}
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}
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// Secondary encoding patterns
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// Secondary encoding patterns
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for(unsigned int i=0; i<nStepsSecondary; i++){
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for(unsigned int i=0; i<nStepsSecondary; i++){
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float phase = 2.0*pi/nStepsSecondary * i;
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float phase = 2.0*pi/nStepsSecondary * i;
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float pitch = nPeriodsSecondary;
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float pitch = screenCols/nPeriodsSecondary;
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cv::Mat patternI(1,1,CV_8U);
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cv::Mat patternI(1,1,CV_8U);
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patternI = computePhaseVector(screenCols, phase, pitch);
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patternI = computePhaseVector(screenCols, phase, pitch);
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patterns.push_back(patternI.t());
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patterns.push_back(patternI.t());
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}
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}
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std::vector<cv::Mat> F0Secondary = getDFTComponents(frames0Secondary);
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std::vector<cv::Mat> F0Secondary = getDFTComponents(frames0Secondary);
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cv::Mat up0Secondary;
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cv::Mat up0Secondary;
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cv::phase(F0Secondary[2], -F0Secondary[3], up0Secondary);
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cv::phase(F0Secondary[2], -F0Secondary[3], up0Secondary);
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cv::Mat up0Equivalent = up0Primary - up0Secondary;
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cv::Mat up0Equivalent = up0Secondary - up0Primary;
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up0Equivalent = cvtools::modulo(up0Equivalent, 2.0*pi);
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up0Equivalent = cvtools::modulo(up0Equivalent, 2.0*pi);
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cv::Mat up0 = unwrapWithCue(up0Primary, up0Equivalent, (float)screenCols/nPeriodsPrimary);
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cv::Mat up0 = unwrapWithCue(up0Primary, up0Equivalent, nPeriodsPrimary);
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up0 *= screenCols/(2.0*pi);
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up0 *= screenCols/(2.0*pi);
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cv::Mat amplitude0;
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cv::Mat amplitude0;
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cv::magnitude(F0Primary[2], -F0Primary[3], amplitude0);
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cv::magnitude(F0Primary[2], -F0Primary[3], amplitude0);
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// Collected signal energy at higher frequencies
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// Collected signal energy at higher frequencies
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std::vector<cv::Mat> F1Secondary = getDFTComponents(frames1Secondary);
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std::vector<cv::Mat> F1Secondary = getDFTComponents(frames1Secondary);
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cv::Mat up1Secondary;
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cv::Mat up1Secondary;
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cv::phase(F1Secondary[2], -F1Secondary[3], up1Secondary);
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cv::phase(F1Secondary[2], -F1Secondary[3], up1Secondary);
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cv::Mat up1Equivalent = up1Primary - up1Secondary;
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cv::Mat up1Equivalent = up1Secondary - up1Primary;
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up1Equivalent = cvtools::modulo(up1Equivalent, 2.0*pi);
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up1Equivalent = cvtools::modulo(up1Equivalent, 2.0*pi);
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cv::Mat up1 = unwrapWithCue(up1Primary, up1Equivalent, (float)screenCols/nPeriodsPrimary);
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cv::Mat up1 = unwrapWithCue(up1Primary, up1Equivalent, nPeriodsPrimary);
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up1 *= screenCols/(2.0*pi);
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up1 *= screenCols/(2.0*pi);
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cv::Mat amplitude1;
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cv::Mat amplitude1;
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cv::magnitude(F1Primary[2], -F1Primary[3], amplitude1);
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cv::magnitude(F1Primary[2], -F1Primary[3], amplitude1);
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// Collected signal energy at higher frequencies
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// Collected signal energy at higher frequencies
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// // Erode occlusion masks
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// // Erode occlusion masks
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// cv::Mat strel = cv::getStructuringElement(cv::MORPH_ELLIPSE, cv::Size(5,5));
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// cv::Mat strel = cv::getStructuringElement(cv::MORPH_ELLIPSE, cv::Size(5,5));
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// cv::erode(occlusion0, occlusion0, strel);
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// cv::erode(occlusion0, occlusion0, strel);
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// cv::erode(occlusion1, occlusion1, strel);
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// cv::erode(occlusion1, occlusion1, strel);
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// // Threshold on gradient of phase
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// Threshold on gradient of phase
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// cv::Mat edges0;
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cv::Mat edges0;
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// cv::Sobel(up0, edges0, -1, 1, 1, 5);
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cv::Sobel(up0, edges0, -1, 1, 1, 5);
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// occlusion0 = occlusion0 & (abs(edges0) < 150);
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occlusion0 = occlusion0 & (abs(edges0) < 150);
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// cv::Mat edges1;
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cv::Mat edges1;
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// cv::Sobel(up1, edges1, -1, 1, 1, 5);
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cv::Sobel(up1, edges1, -1, 1, 1, 5);
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// occlusion1 = occlusion1 & (abs(edges1) < 150);
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occlusion1 = occlusion1 & (abs(edges1) < 150);
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#ifdef QT_DEBUG
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#ifdef QT_DEBUG
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cvtools::writeMat(occlusion0, "occlusion0.mat", "occlusion0");
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cvtools::writeMat(occlusion0, "occlusion0.mat", "occlusion0");
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cvtools::writeMat(occlusion1, "occlusion1.mat", "occlusion1");
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cvtools::writeMat(occlusion1, "occlusion1.mat", "occlusion1");
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#endif
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237 |
#endif
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| 253 |
continue;
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253 |
continue;
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| 254 |
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254 |
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| 255 |
float up1Left = up1.at<float>(row,col1);
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255 |
float up1Left = up1.at<float>(row,col1);
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| 256 |
float up1Right = up1.at<float>(row,col1+1);
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256 |
float up1Right = up1.at<float>(row,col1+1);
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257 |
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if((up1Left <= up0i) && (up0i <= up1Right) && (up0i-up1Left < 1) && (up1Right-up0i < 1)){
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258 |
if((up1Left <= up0i) && (up0i <= up1Right) && (up0i-up1Left < 1.0) && (up1Right-up0i < 1.0) && (up1Right-up1Left > 0.1)){
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259 |
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| 260 |
float col1i = col1 + (up0i-up1Left)/(up1Right-up1Left);
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260 |
float col1i = col1 + (up0i-up1Left)/(up1Right-up1Left);
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| 261 |
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261 |
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| 262 |
q0.push_back(cv::Point2f(col, row));
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262 |
q0.push_back(cv::Point2f(col, row));
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| 263 |
q1.push_back(cv::Point2f(col1i, row));
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263 |
q1.push_back(cv::Point2f(col1i, row));
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