message: Test data correction.
diff: @@ -797,8 +797,7 @@ TEST(Calib3d_StereoSGBM_HH4, regression)
  Ptr<StereoSGBM> sgbm = StereoSGBM::create( 0, 48, 3, 90, 360, 1, 63, 10, 100, 32, StereoSGBM::MODE_HH4);
  sgbm->compute( leftImg, rightImg, leftDisp);
  CV_Assert( leftDisp.type() == CV_16SC1 );
  - leftDisp.convertTo(toCheck, CV_16UC1);
  -// imwrite("/home/q/Work/GitVault/disp2_hh4.png",toCheck);
  + leftDisp.convertTo(toCheck, CV_16UC1,1,16);
  }
  Mat diff;
  absdiff(toCheck, testData,diff);
  