Merge pull request #9642 from saskatchewancatch:psnr-checks

8 years ago · 73298ea875
parent 37ba1d6f2d 0e44ad5543
commit 73298ea875
1 changed files with 3 additions and 1 deletions
--- a/modules/core/src/stat.cpp
+++ b/modules/core/src/stat.cpp
@ -4150,7 +4150,9 @@ double cv::PSNR(InputArray _src1, InputArray _src2)
 {
    CV_INSTRUMENT_REGION()

-    CV_Assert( _src1.depth() == CV_8U );
+    //Input arrays must have depth CV_8U
+    CV_Assert( _src1.depth() == CV_8U && _src2.depth() == CV_8U );
+
    double diff = std::sqrt(norm(_src1, _src2, NORM_L2SQR)/(_src1.total()*_src1.channels()));
    return 20*log10(255./(diff+DBL_EPSILON));
 }