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Commit ae8d3775 authored by Alexey Spizhevoy's avatar Alexey Spizhevoy
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Replaced DECOMP_SVD with DECOMP_NORMAL|DECOMP_LU for speed (videostab)

parent e49ea39a
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Showing with 3 additions and 3 deletions
modules/videostab/src/global_motion.cpp
View file @ ae8d3775
...@@ -136,7 +136,7 @@ static Mat estimateGlobMotionLeastSquaresTranslationAndScale( ...@@ -136,7 +136,7 @@ static Mat estimateGlobMotionLeastSquaresTranslationAndScale(
} }
Mat_<float> sol; Mat_<float> sol;
solve(A, b, sol, DECOMP_SVD); solve(A, b, sol, DECOMP_NORMAL | DECOMP_LU);
if (rmse) if (rmse)
*rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints))); *rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints)));
...@@ -173,7 +173,7 @@ static Mat estimateGlobMotionLeastSquaresSimilarity( ...@@ -173,7 +173,7 @@ static Mat estimateGlobMotionLeastSquaresSimilarity(
} }
Mat_<float> sol; Mat_<float> sol;
solve(A, b, sol, DECOMP_SVD); solve(A, b, sol, DECOMP_NORMAL | DECOMP_LU);
if (rmse) if (rmse)
*rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints))); *rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints)));
...@@ -212,7 +212,7 @@ static Mat estimateGlobMotionLeastSquaresAffine( ...@@ -212,7 +212,7 @@ static Mat estimateGlobMotionLeastSquaresAffine(
} }
Mat_<float> sol; Mat_<float> sol;
solve(A, b, sol, DECOMP_SVD); solve(A, b, sol, DECOMP_NORMAL | DECOMP_LU);
if (rmse) if (rmse)
*rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints))); *rmse = static_cast<float>(norm(A*sol, b, NORM_L2) / sqrt(static_cast<double>(npoints)));
......
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