diff --git a/modules/core/src/stat.cpp b/modules/core/src/stat.cpp
index 86555fcc3b..bf0788e6b1 100644
--- a/modules/core/src/stat.cpp
+++ b/modules/core/src/stat.cpp
@@ -1616,8 +1616,10 @@ double cv::norm( InputArray _src, int normType, InputArray _mask )
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
     size_t total_size = src.total();
     int rows = src.size[0], cols = (int)(total_size/rows);
-    if( src.dims == 2 || (src.isContinuous() && mask.isContinuous() && cols > 0 && (size_t)rows*cols == total_size)
-        && (normType == NORM_INF || normType == NORM_L1 || normType == NORM_L2 || normType == NORM_L2SQR) )
+    if( (src.dims == 2 || (src.isContinuous() && mask.isContinuous()))
+        && cols > 0 && (size_t)rows*cols == total_size
+        && (normType == NORM_INF || normType == NORM_L1 ||
+            normType == NORM_L2 || normType == NORM_L2SQR) )
     {
         IppiSize sz = { cols, rows };
         int type = src.type();
@@ -1903,8 +1905,10 @@ double cv::norm( InputArray _src1, InputArray _src2, int normType, InputArray _m
                 ((normType == NORM_HAMMING || normType == NORM_HAMMING2) && src1.type() == CV_8U) );
         size_t total_size = src1.total();
         int rows = src1.size[0], cols = (int)(total_size/rows);
-        if( src1.dims == 2 || (src1.isContinuous() && src2.isContinuous() && mask.isContinuous() && cols > 0 && (size_t)rows*cols == total_size)
-            && (normType == NORM_INF || normType == NORM_L1 || normType == NORM_L2 || normType == NORM_L2SQR) )
+        if( (src1.dims == 2 || (src1.isContinuous() && src2.isContinuous() && mask.isContinuous()))
+            && cols > 0 && (size_t)rows*cols == total_size
+            && (normType == NORM_INF || normType == NORM_L1 ||
+                normType == NORM_L2 || normType == NORM_L2SQR) )
         {
             IppiSize sz = { cols, rows };
             int type = src1.type();
@@ -1983,8 +1987,10 @@ double cv::norm( InputArray _src1, InputArray _src2, int normType, InputArray _m
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
     size_t total_size = src1.total();
     int rows = src1.size[0], cols = (int)(total_size/rows);
-    if( src1.dims == 2 || (src1.isContinuous() && src2.isContinuous() && mask.isContinuous() && cols > 0 && (size_t)rows*cols == total_size)
-        && (normType == NORM_INF || normType == NORM_L1 || normType == NORM_L2 || normType == NORM_L2SQR) )
+    if( (src1.dims == 2 || (src1.isContinuous() && src2.isContinuous() && mask.isContinuous()))
+        && cols > 0 && (size_t)rows*cols == total_size
+        && (normType == NORM_INF || normType == NORM_L1 ||
+            normType == NORM_L2 || normType == NORM_L2SQR) )
     {
         IppiSize sz = { cols, rows };
         int type = src1.type();
diff --git a/modules/imgproc/src/distransform.cpp b/modules/imgproc/src/distransform.cpp
index 29e3fc10a2..94a5592858 100644
--- a/modules/imgproc/src/distransform.cpp
+++ b/modules/imgproc/src/distransform.cpp
@@ -747,10 +747,10 @@ void cv::distanceTransform( InputArray _src, OutputArray _dst, OutputArray _labe
         #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
             if( maskSize == CV_DIST_MASK_5 )
             {
-                IppiSize roi = { src->cols, src->rows };
+                IppiSize roi = { src.cols, src.rows };
                 if( ippiDistanceTransform_5x5_8u32f_C1R(
-                        src->data.ptr, src->step,
-                        dst->data.fl, dst->step, roi, _mask) >= 0 )
+                        src.ptr<uchar>(), (int)src.step,
+                        dst.ptr<float>(), (int)dst.step, roi, _mask) >= 0 )
                     return;
             }
         #endif
diff --git a/modules/imgproc/src/samplers.cpp b/modules/imgproc/src/samplers.cpp
index 64b7b6296b..81cd23afc0 100644
--- a/modules/imgproc/src/samplers.cpp
+++ b/modules/imgproc/src/samplers.cpp
@@ -267,12 +267,6 @@ static void getRectSubPix_8u32f
     }
 }
 
-typedef CvStatus (CV_STDCALL *CvIPPGetRectSubPixFunc)( const void* src, int src_step,
-                                                       CvSize src_size, void* dst,
-                                                       int dst_step, CvSize win_size,
-                                                       CvPoint2D32f center,
-                                                       CvPoint* minpt, CvPoint* maxpt );
-
 static void
 getQuadrangleSubPix_8u32f_CnR( const uchar* src, size_t src_step, Size src_size,
                                float* dst, size_t dst_step, Size win_size,
@@ -367,6 +361,7 @@ getQuadrangleSubPix_8u32f_CnR( const uchar* src, size_t src_step, Size src_size,
 
 }
 
+
 void cv::getRectSubPix( InputArray _image, Size patchSize, Point2f center,
                        OutputArray _patch, int patchType )
 {
@@ -380,15 +375,23 @@ void cv::getRectSubPix( InputArray _image, Size patchSize, Point2f center,
     Mat patch = _patch.getMat();
 
 #if defined (HAVE_IPP) && (IPP_VERSION_MAJOR >= 7)
-    CvPoint minpt, maxpt;
-    int srctype = CV_MAT_TYPE(src->type), dsttype = CV_MAT_TYPE(dst->type);
-    CvIPPGetRectSubPixFunc ippfunc =
-        srctype == CV_8UC1 && dsttype == CV_8UC1 ? (CvIPPGetRectSubPixFunc)ippiCopySubpixIntersect_8u_C1R :
-        srctype == CV_8UC1 && dsttype == CV_32FC1 ? (CvIPPGetRectSubPixFunc)ippiCopySubpixIntersect_8u32f_C1R :
-        srctype == CV_32FC1 && dsttype == CV_32FC1 ? (CvIPPGetRectSubPixFunc)ippiCopySubpixIntersect_32f_C1R : 0;
-
-    if( ippfunc && ippfunc(src->data.ptr, src->step, src_size, dst->data.ptr,
-                           dst->step, dst_size, center, &minpt, &maxpt) >= 0 )
+    typedef IppStatus (CV_STDCALL *ippiGetRectSubPixFunc)( const void* src, int src_step,
+                                                            IppiSize src_size, void* dst,
+                                                            int dst_step, IppiSize win_size,
+                                                            IppiPoint_32f center,
+                                                            IppiPoint* minpt, IppiPoint* maxpt );
+
+    IppiPoint minpt={0,0}, maxpt={0,0};
+    IppiPoint_32f icenter = {center.x, center.y};
+    IppiSize src_size={image.cols, image.rows}, win_size={patch.cols, patch.rows};
+    int srctype = image.type();
+    ippiGetRectSubPixFunc ippfunc =
+        srctype == CV_8UC1 && ddepth == CV_8U ? (ippiGetRectSubPixFunc)ippiCopySubpixIntersect_8u_C1R :
+        srctype == CV_8UC1 && ddepth == CV_32F ? (ippiGetRectSubPixFunc)ippiCopySubpixIntersect_8u32f_C1R :
+        srctype == CV_32FC1 && ddepth == CV_32F ? (ippiGetRectSubPixFunc)ippiCopySubpixIntersect_32f_C1R : 0;
+
+    if( ippfunc && ippfunc(image.data, (int)image.step, src_size, patch.data,
+                           (int)patch.step, win_size, icenter, &minpt, &maxpt) >= 0 )
         return;
 #endif
 
diff --git a/modules/objdetect/src/haar.cpp b/modules/objdetect/src/haar.cpp
index cbb60b0917..a83dfa93e8 100644
--- a/modules/objdetect/src/haar.cpp
+++ b/modules/objdetect/src/haar.cpp
@@ -1564,7 +1564,7 @@ cvHaarDetectObjectsForROC( const CvArr* _img,
         int use_ipp = cascade->hid_cascade->ipp_stages != 0;
 
         if( use_ipp )
-            normImg = cvCreateMat( img->rows, img->cols, CV_32FC1 );
+            normImg.reset(cvCreateMat( img->rows, img->cols, CV_32FC1));
 #endif
         imgSmall.reset(cvCreateMat( img->rows + 1, img->cols + 1, CV_8UC1 ));