enabled 3-channels support for cv::createSuperResolution_BTVL1

modules/imgproc/src/filter.cpp

@@ -3425,8 +3425,6 @@ static bool ocl_sepColFilter2D(const UMat & buf, UMat & dst, const Mat & kernelY
     return k.run(2, globalsize, localsize, false);
 }
 
-#if 0
-
 const int optimizedSepFilterLocalSize = 16;
 
 static bool ocl_sepFilter2D_SinglePass(InputArray _src, OutputArray _dst,
@@ -3484,13 +3482,11 @@ static bool ocl_sepFilter2D_SinglePass(InputArray _src, OutputArray _dst,
     return k.run(2, gt2, lt2, false);
 }
 
-#endif
-
 static bool ocl_sepFilter2D( InputArray _src, OutputArray _dst, int ddepth,
                       InputArray _kernelX, InputArray _kernelY, Point anchor,
                       double delta, int borderType )
 {
-//    Size imgSize = _src.size();
+    Size imgSize = _src.size();
 
     if (abs(delta)> FLT_MIN)
         return false;
@@ -3515,10 +3511,11 @@ static bool ocl_sepFilter2D( InputArray _src, OutputArray _dst, int ddepth,
     if (ddepth < 0)
         ddepth = sdepth;
 
-//    CV_OCL_RUN_(kernelY.rows <= 21 && kernelX.rows <= 21 &&
-//        imgSize.width > optimizedSepFilterLocalSize + (kernelX.rows >> 1) &&
-//        imgSize.height > optimizedSepFilterLocalSize + (kernelY.rows >> 1),
-//        ocl_sepFilter2D_SinglePass(_src, _dst, _kernelX, _kernelY, borderType, ddepth), true)
+    CV_OCL_RUN_(kernelY.rows <= 21 && kernelX.rows <= 21 &&
+        imgSize.width > optimizedSepFilterLocalSize + (kernelX.rows >> 1) &&
+        imgSize.height > optimizedSepFilterLocalSize + (kernelY.rows >> 1) &&
+        (borderType & BORDER_ISOLATED) != 0,
+        ocl_sepFilter2D_SinglePass(_src, _dst, _kernelX, _kernelY, borderType, ddepth), true)
 
     UMat src = _src.getUMat();
     Size srcWholeSize; Point srcOffset;

modules/imgproc/test/ocl/test_sepfilter2D.cpp

@@ -85,7 +85,7 @@ PARAM_TEST_CASE(SepFilter2D, MatDepth, Channels, BorderType, bool, bool)
         temp = randomMat(Size(1, ksize.height),  CV_MAKE_TYPE(CV_32F, 1), -MAX_VALUE, MAX_VALUE);
         cv::normalize(temp, kernelY, 1.0, 0.0, NORM_L1);
 
-        Size roiSize = randomSize(ksize.width + 16, MAX_VALUE, ksize.height + 20, MAX_VALUE);
+        Size roiSize = randomSize(ksize.width, MAX_VALUE, ksize.height, MAX_VALUE);
         int rest = roiSize.width % 4;
         if (rest != 0)
             roiSize.width += (4 - rest);
@@ -115,7 +115,7 @@ PARAM_TEST_CASE(SepFilter2D, MatDepth, Channels, BorderType, bool, bool)
 
 OCL_TEST_P(SepFilter2D, Mat)
 {
-    for (int j = 0; j < test_loop_times; j++)
+    for (int j = 0; j < test_loop_times + 1; j++)
     {
         random_roi();
 

modules/superres/src/btv_l1.cpp

@@ -1014,10 +1014,8 @@ namespace
             return;
 
 #ifdef HAVE_OPENCL
-        if (isUmat_ && curFrame_.channels() == 1)
+        if (isUmat_)
             curFrame_.copyTo(ucurFrame_);
-        else
-            isUmat_ = false;
 #endif
         ++storePos_;