Merge pull request #3138 from alalek:icv_update

3rdparty/ippicv/downloader.cmake

@@ -8,21 +8,21 @@
 function(_icv_downloader)
   # Define actual ICV versions
   if(APPLE)
-    set(OPENCV_ICV_PACKAGE_NAME "ippicv_macosx_20140429.tgz")
-    set(OPENCV_ICV_PACKAGE_HASH "f2195a60829899983acd4a45794e1717")
+    set(OPENCV_ICV_PACKAGE_NAME "ippicv_macosx_20141027.tgz")
+    set(OPENCV_ICV_PACKAGE_HASH "9662fe0694a67e59491a0dcc82fa26e0")
     set(OPENCV_ICV_PLATFORM "macosx")
     set(OPENCV_ICV_PACKAGE_SUBDIR "/ippicv_osx")
   elseif(UNIX)
     if(ANDROID AND (NOT ANDROID_ABI STREQUAL x86))
       return()
     endif()
-    set(OPENCV_ICV_PACKAGE_NAME "ippicv_linux_20140513.tgz")
-    set(OPENCV_ICV_PACKAGE_HASH "d80cb24f3a565113a9d6dc56344142f6")
+    set(OPENCV_ICV_PACKAGE_NAME "ippicv_linux_20141027.tgz")
+    set(OPENCV_ICV_PACKAGE_HASH "8b449a536a2157bcad08a2b9f266828b")
     set(OPENCV_ICV_PLATFORM "linux")
     set(OPENCV_ICV_PACKAGE_SUBDIR "/ippicv_lnx")
   elseif(WIN32 AND NOT ARM)
-    set(OPENCV_ICV_PACKAGE_NAME "ippicv_windows_20140429.zip")
-    set(OPENCV_ICV_PACKAGE_HASH "b5028a92224ec1fbc554010c52eb3ec8")
+    set(OPENCV_ICV_PACKAGE_NAME "ippicv_windows_20141027.zip")
+    set(OPENCV_ICV_PACKAGE_HASH "b59f865d1ba16e8c84124e19d78eec57")
     set(OPENCV_ICV_PLATFORM "windows")
     set(OPENCV_ICV_PACKAGE_SUBDIR "/ippicv_win")
   else()

modules/core/src/stat.cpp

@@ -3212,7 +3212,9 @@ double cv::norm( InputArray _src1, InputArray _src2, int normType, InputArray _m
                     type == CV_16UC1 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16u_C1R :
                     type == CV_16UC3 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16u_C3R :
                     type == CV_16UC4 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16u_C4R :
+#if !(IPP_VERSION_X100 == 802 && (!defined(IPP_VERSION_UPDATE) || IPP_VERSION_UPDATE <= 1)) // Oct 2014: Accuracy issue with IPP 8.2 / 8.2.1
                     type == CV_16SC1 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16s_C1R :
+#endif
                     type == CV_16SC3 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16s_C3R :
                     type == CV_16SC4 ? (ippiNormDiffFuncNoHint)ippiNormDiff_L1_16s_C4R :
                     0) :

modules/imgproc/src/smooth.cpp

@@ -1223,15 +1223,17 @@ void cv::boxFilter( InputArray _src, OutputArray _dst, int ddepth,
             else if (stype == CV_8UC4)
                 IPP_FILTER_BOX_BORDER(Ipp8u, ipp8u, 8u_C4R);
 
-            else if (stype == CV_16UC1)
-                IPP_FILTER_BOX_BORDER(Ipp16u, ipp16u, 16u_C1R);
+            // Oct 2014: performance with BORDER_CONSTANT
+            //else if (stype == CV_16UC1)
+            //    IPP_FILTER_BOX_BORDER(Ipp16u, ipp16u, 16u_C1R);
             else if (stype == CV_16UC3)
                 IPP_FILTER_BOX_BORDER(Ipp16u, ipp16u, 16u_C3R);
             else if (stype == CV_16UC4)
                 IPP_FILTER_BOX_BORDER(Ipp16u, ipp16u, 16u_C4R);
 
-            else if (stype == CV_16SC1)
-                IPP_FILTER_BOX_BORDER(Ipp16s, ipp16s, 16s_C1R);
+            // Oct 2014: performance with BORDER_CONSTANT
+            //else if (stype == CV_16SC1)
+            //    IPP_FILTER_BOX_BORDER(Ipp16s, ipp16s, 16s_C1R);
             else if (stype == CV_16SC3)
                 IPP_FILTER_BOX_BORDER(Ipp16s, ipp16s, 16s_C3R);
             else if (stype == CV_16SC4)