Fixed #10433

backport #10435
7 years ago · 1f4b8c2785
parent 97eae6b546
commit 1f4b8c2785
1 changed files with 1 additions and 0 deletions
--- a/modules/core/src/matmul.cpp
+++ b/modules/core/src/matmul.cpp
@ -2994,6 +2994,7 @@ PCA& PCA::computeVar(InputArray _data, InputArray __mean, int flags, double reta
    {
        CV_Assert( _mean.size() == mean_sz );
        _mean.convertTo(mean, ctype);
+        covar_flags |= CV_COVAR_USE_AVG;
    }

    calcCovarMatrix( data, covar, mean, covar_flags, ctype );