diff --git a/modules/ocl/include/opencv2/ocl/matrix_operations.hpp b/modules/ocl/include/opencv2/ocl/matrix_operations.hpp
index e90da2bc9d..3d75e14b3e 100644
--- a/modules/ocl/include/opencv2/ocl/matrix_operations.hpp
+++ b/modules/ocl/include/opencv2/ocl/matrix_operations.hpp
@@ -49,7 +49,7 @@ namespace cv
     namespace ocl
     {
         ////////////////////////////////////OpenCL kernel strings//////////////////////////
-        extern const char *convertC3C4;
+        //extern const char *convertC3C4;
 
         ////////////////////////////////////////////////////////////////////////
         //////////////////////////////// oclMat ////////////////////////////////
diff --git a/modules/ocl/include/opencv2/ocl/ocl.hpp b/modules/ocl/include/opencv2/ocl/ocl.hpp
index 752b554bdf..0efc72283a 100644
--- a/modules/ocl/include/opencv2/ocl/ocl.hpp
+++ b/modules/ocl/include/opencv2/ocl/ocl.hpp
@@ -49,6 +49,7 @@
 #include "opencv2/core/core.hpp"
 #include "opencv2/imgproc/imgproc.hpp"
 #include "opencv2/objdetect/objdetect.hpp"
+#include "opencv2/features2d/features2d.hpp"
 
 namespace cv
 {
diff --git a/modules/ocl/src/arithm.cpp b/modules/ocl/src/arithm.cpp
index dba7778b19..d709467158 100644
--- a/modules/ocl/src/arithm.cpp
+++ b/modules/ocl/src/arithm.cpp
@@ -455,13 +455,12 @@ void cv::ocl::multiply(const oclMat &src1, const oclMat &src2, oclMat &dst, doub
 }
 void cv::ocl::divide(const oclMat &src1, const oclMat &src2, oclMat &dst, double scalar)
 {
-    if(src1.clCxt -> impl -> double_support ==0)
-    {
-        CV_Error(-217,"Selected device don't support double\r\n");
-        return;
-    }
 
-    arithmetic_run<double>(src1, src2, dst, "arithm_div", &arithm_div, (void *)(&scalar));
+    if(src1.clCxt -> impl -> double_support !=0)
+        arithmetic_run<double>(src1, src2, dst, "arithm_div", &arithm_div, (void *)(&scalar));
+    else
+        arithmetic_run<float>(src1, src2, dst, "arithm_div", &arithm_div, (void *)(&scalar));
+
 }
     template <typename WT ,typename CL_WT>
 void arithmetic_scalar_run(const oclMat &src1, const Scalar &src2, oclMat &dst, const oclMat &mask, string kernelName, const char **kernelString, int isMatSubScalar)
@@ -579,7 +578,14 @@ void arithmetic_scalar_run(const oclMat &src, oclMat &dst, string kernelName, co
     args.push_back( make_pair( sizeof(cl_int), (void *)&src.rows ));
     args.push_back( make_pair( sizeof(cl_int), (void *)&cols ));
     args.push_back( make_pair( sizeof(cl_int), (void *)&dst_step1 ));
-    args.push_back( make_pair( sizeof(cl_double), (void *)&scalar ));
+
+    if(src.clCxt -> impl -> double_support !=0)
+        args.push_back( make_pair( sizeof(cl_double), (void *)&scalar ));
+    else
+    {
+        float f_scalar = (float)scalar;
+        args.push_back( make_pair( sizeof(cl_float), (void *)&f_scalar));
+    }
 
     openCLExecuteKernel(clCxt, kernelString, kernelName, globalThreads, localThreads, args, -1, depth);
 }
@@ -670,9 +676,9 @@ void compare_run(const oclMat &src1, const oclMat &src2, oclMat &dst, string ker
     int cols = divUp(dst.cols  + offset_cols, vector_length);
     size_t localThreads[3]  = { 64, 4, 1 };
     size_t globalThreads[3] = { divUp(cols, localThreads[0]) * localThreads[0],
-                                divUp(dst.rows, localThreads[1]) * localThreads[1],
-                                1
-                              };
+        divUp(dst.rows, localThreads[1]) * localThreads[1],
+        1
+    };
     int dst_step1 = dst.cols * dst.elemSize();
     vector<pair<size_t , const void *> > args;
     args.push_back( make_pair( sizeof(cl_mem), (void *)&src1.data ));
@@ -1253,7 +1259,11 @@ void arithmetic_exp_log_run(const oclMat &src, oclMat &dst, string kernelName, c
     CV_Assert( src.type() == CV_32F || src.type() == CV_64F);
 
     Context  *clCxt = src.clCxt;
-
+	if(clCxt -> impl -> double_support ==0 && src.type() == CV_64F)
+    {
+        CV_Error(-217,"Selected device don't support double\r\n");
+        return;
+    }
     //int channels = dst.channels();
     int depth = dst.depth();
 
@@ -2193,56 +2203,46 @@ void cv::ocl::addWeighted(const oclMat &src1, double alpha, const oclMat &src2,
 
     size_t localThreads[3]  = { 256, 1, 1 };
     size_t globalThreads[3] = { divUp(cols, localThreads[0]) * localThreads[0],
-                                divUp(dst.rows, localThreads[1]) * localThreads[1],
-                                1
-                              };
+        divUp(dst.rows, localThreads[1]) * localThreads[1],
+        1
+    };
 
     int dst_step1 = dst.cols * dst.elemSize();
     vector<pair<size_t , const void *> > args;
-    if(sizeof(double) == 8)
+    args.push_back( make_pair( sizeof(cl_mem), (void *)&src1.data ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&src1.step ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&src1.offset));
+    args.push_back( make_pair( sizeof(cl_mem), (void *)&src2.data ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&src2.step ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&src2.offset));
+
+    if(src1.clCxt -> impl -> double_support != 0)
     {
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&src1.data ));
         args.push_back( make_pair( sizeof(cl_double), (void *)&alpha ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.offset));
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&src2.data ));
         args.push_back( make_pair( sizeof(cl_double), (void *)&beta ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src2.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src2.offset));
         args.push_back( make_pair( sizeof(cl_double), (void *)&gama ));
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&dst.data ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst.offset));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.rows ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&cols ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst_step1 ));
     }
     else
     {
-
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&src1.data ));
         args.push_back( make_pair( sizeof(cl_float), (void *)&alpha ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.offset));
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&src2.data ));
         args.push_back( make_pair( sizeof(cl_float), (void *)&beta ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src2.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src2.offset));
         args.push_back( make_pair( sizeof(cl_float), (void *)&gama ));
-        args.push_back( make_pair( sizeof(cl_mem), (void *)&dst.data ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst.step ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst.offset));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&src1.rows ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&cols ));
-        args.push_back( make_pair( sizeof(cl_int), (void *)&dst_step1 ));
-    }
+    } 
+
+    args.push_back( make_pair( sizeof(cl_mem), (void *)&dst.data ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&dst.step ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&dst.offset));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&src1.rows ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&cols ));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&dst_step1 ));
+
     openCLExecuteKernel(clCxt, &arithm_addWeighted, "addWeighted", globalThreads, localThreads, args, -1, depth);
 }
 
 void cv::ocl::magnitudeSqr(const oclMat &src1, const oclMat &src2, oclMat &dst)
 {
     CV_Assert(src1.type() == src2.type() && src1.size() == src2.size() &&
-              (src1.depth() == CV_32F ));
+            (src1.depth() == CV_32F ));
 
     dst.create(src1.size(), src1.type());
 
@@ -2265,9 +2265,9 @@ void cv::ocl::magnitudeSqr(const oclMat &src1, const oclMat &src2, oclMat &dst)
 
     size_t localThreads[3]  = { 256, 1, 1 };
     size_t globalThreads[3] = { divUp(cols, localThreads[0]) * localThreads[0],
-                                divUp(dst.rows, localThreads[1]) * localThreads[1],
-                                1
-                              };
+        divUp(dst.rows, localThreads[1]) * localThreads[1],
+        1
+    };
 
     int dst_step1 = dst.cols * dst.elemSize();
     vector<pair<size_t , const void *> > args;
@@ -2313,9 +2313,9 @@ void cv::ocl::magnitudeSqr(const oclMat &src1, oclMat &dst)
 
     size_t localThreads[3]  = { 256, 1, 1 };
     size_t globalThreads[3] = { divUp(cols, localThreads[0]) * localThreads[0],
-                                divUp(dst.rows, localThreads[1]) * localThreads[1],
-                                1
-                              };
+        divUp(dst.rows, localThreads[1]) * localThreads[1],
+        1
+    };
 
     int dst_step1 = dst.cols * dst.elemSize();
     vector<pair<size_t , const void *> > args;
@@ -2348,9 +2348,9 @@ void arithmetic_pow_run(const oclMat &src1, double p, oclMat &dst, string kernel
 
     size_t localThreads[3]  = { 64, 4, 1 };
     size_t globalThreads[3] = { divUp(cols, localThreads[0]) * localThreads[0],
-                                divUp(rows, localThreads[1]) * localThreads[1],
-                                1
-                              };
+        divUp(rows, localThreads[1]) * localThreads[1],
+        1
+    };
 
     int dst_step1 = dst.cols * dst.elemSize();
     vector<pair<size_t , const void *> > args;
diff --git a/modules/ocl/src/imgproc.cpp b/modules/ocl/src/imgproc.cpp
index fd07df5cd1..7617c08c5e 100644
--- a/modules/ocl/src/imgproc.cpp
+++ b/modules/ocl/src/imgproc.cpp
@@ -410,7 +410,11 @@ namespace cv
             float ify = 1. / fy;
             double ifx_d = 1. / fx;
             double ify_d = 1. / fy;
-
+			int srcStep_in_pixel = src.step1() / src.channels();
+			int srcoffset_in_pixel = src.offset / src.elemSize();
+			int dstStep_in_pixel = dst.step1() / dst.channels();
+			int dstoffset_in_pixel = dst.offset / dst.elemSize();
+			//printf("%d %d\n",src.step1() , dst.elemSize());
             string kernelName;
             if(interpolation == INTER_LINEAR)
                 kernelName = "resizeLN";
@@ -438,25 +442,33 @@ namespace cv
             {
                 args.push_back( make_pair(sizeof(cl_mem), (void *)&dst.data));
                 args.push_back( make_pair(sizeof(cl_mem), (void *)&src.data));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&dst.offset));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&src.offset));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&dst.step));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&src.step));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&dstoffset_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&srcoffset_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&dstStep_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&srcStep_in_pixel));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&src.cols));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&src.rows));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&dst.cols));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&dst.rows));
-                args.push_back( make_pair(sizeof(cl_double), (void *)&ifx_d));
-                args.push_back( make_pair(sizeof(cl_double), (void *)&ify_d));
+                if(src.clCxt -> impl -> double_support != 0)
+                {
+					args.push_back( make_pair(sizeof(cl_double), (void *)&ifx_d));
+					args.push_back( make_pair(sizeof(cl_double), (void *)&ify_d));
+                }
+                else
+                {
+					args.push_back( make_pair(sizeof(cl_float), (void *)&ifx));
+					args.push_back( make_pair(sizeof(cl_float), (void *)&ify));
+                }
             }
             else
             {
                 args.push_back( make_pair(sizeof(cl_mem), (void *)&dst.data));
                 args.push_back( make_pair(sizeof(cl_mem), (void *)&src.data));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&dst.offset));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&src.offset));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&dst.step));
-                args.push_back( make_pair(sizeof(cl_int), (void *)&src.step));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&dstoffset_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&srcoffset_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&dstStep_in_pixel));
+                args.push_back( make_pair(sizeof(cl_int), (void *)&srcStep_in_pixel));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&src.cols));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&src.rows));
                 args.push_back( make_pair(sizeof(cl_int), (void *)&dst.cols));
diff --git a/modules/ocl/src/initialization.cpp b/modules/ocl/src/initialization.cpp
index feff1db830..61e7177ae9 100644
--- a/modules/ocl/src/initialization.cpp
+++ b/modules/ocl/src/initialization.cpp
@@ -378,20 +378,36 @@ namespace cv
 
         void openCLMemcpy2D(Context *clCxt, void *dst, size_t dpitch,
                 const void *src, size_t spitch,
-                size_t width, size_t height, enum openCLMemcpyKind kind)
+                size_t width, size_t height, enum openCLMemcpyKind kind, int channels)
         {
             size_t buffer_origin[3] = {0, 0, 0};
             size_t host_origin[3] = {0, 0, 0};
             size_t region[3] = {width, height, 1};
             if(kind == clMemcpyHostToDevice)
             {
-                openCLSafeCall(clEnqueueWriteBufferRect(clCxt->impl->clCmdQueue, (cl_mem)dst, CL_TRUE,
-                            buffer_origin, host_origin, region, dpitch, 0, spitch, 0, src, 0, 0, 0));
+				if(dpitch == width || channels==3)
+				{
+					openCLSafeCall(clEnqueueWriteBuffer(clCxt->impl->clCmdQueue, (cl_mem)dst, CL_TRUE,
+								0, width*height, src, 0, NULL, NULL));
+				}
+				else
+				{
+					openCLSafeCall(clEnqueueWriteBufferRect(clCxt->impl->clCmdQueue, (cl_mem)dst, CL_TRUE,
+								buffer_origin, host_origin, region, dpitch, 0, spitch, 0, src, 0, 0, 0));
+				}
             }
             else if(kind == clMemcpyDeviceToHost)
             {
-                openCLSafeCall(clEnqueueReadBufferRect(clCxt->impl->clCmdQueue, (cl_mem)src, CL_TRUE,
-                            buffer_origin, host_origin, region, spitch, 0, dpitch, 0, dst, 0, 0, 0));
+				if(spitch == width || channels==3)
+				{
+					openCLSafeCall(clEnqueueReadBuffer(clCxt->impl->clCmdQueue, (cl_mem)src, CL_TRUE,
+								0, width*height, dst, 0, NULL, NULL));
+				}
+				else
+				{
+					openCLSafeCall(clEnqueueReadBufferRect(clCxt->impl->clCmdQueue, (cl_mem)src, CL_TRUE,
+								buffer_origin, host_origin, region, spitch, 0, dpitch, 0, dst, 0, 0, 0));
+				}
             }
         }
 
diff --git a/modules/ocl/src/kernels/arithm_addWeighted.cl b/modules/ocl/src/kernels/arithm_addWeighted.cl
index a34fd8d85c..434010068d 100644
--- a/modules/ocl/src/kernels/arithm_addWeighted.cl
+++ b/modules/ocl/src/kernels/arithm_addWeighted.cl
@@ -51,9 +51,9 @@ typedef float F;
 //////////////////////////////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////addWeighted//////////////////////////////////////////////
 ///////////////////////////////////////////////////////////////////////////////////////////////////////
-__kernel void addWeighted_D0 (__global uchar *src1, F alpha,int src1_step,int src1_offset,
-                           __global uchar *src2, F  beta, int src2_step,int src2_offset,
-                           F gama,
+__kernel void addWeighted_D0 (__global uchar *src1,int src1_step,int src1_offset,
+                           __global uchar *src2, int src2_step,int src2_offset,
+                           F alpha,F beta,F gama,
                            __global uchar *dst,  int dst_step,int dst_offset,
                            int rows,  int cols,int dst_step1)
 {
@@ -99,9 +99,9 @@ __kernel void addWeighted_D0 (__global uchar *src1, F alpha,int src1_step,int sr
 
 
 
-__kernel void addWeighted_D2 (__global ushort *src1, F alpha,int src1_step,int src1_offset,
-                           __global ushort *src2, F beta, int src2_step,int src2_offset,
-                           F gama,
+__kernel void addWeighted_D2 (__global ushort *src1, int src1_step,int src1_offset,
+                           __global ushort *src2, int src2_step,int src2_offset,
+                           F alpha,F beta,F gama,
                            __global ushort *dst,  int dst_step,int dst_offset,
                            int rows,  int cols,int dst_step1)
 {
@@ -145,9 +145,9 @@ __kernel void addWeighted_D2 (__global ushort *src1, F alpha,int src1_step,int s
 }
 
 
-__kernel void addWeighted_D3 (__global short *src1, F alpha,int src1_step,int src1_offset,
-                              __global short *src2, F beta, int src2_step,int src2_offset,
-                              F gama,
+__kernel void addWeighted_D3 (__global short *src1, int src1_step,int src1_offset,
+                              __global short *src2,  int src2_step,int src2_offset,
+                              F alpha,F beta,F gama,
                               __global short *dst,  int dst_step,int dst_offset,
                               int rows,  int cols,int dst_step1)
 {
@@ -190,9 +190,9 @@ __kernel void addWeighted_D3 (__global short *src1, F alpha,int src1_step,int sr
 }
 
 
-__kernel void addWeighted_D4 (__global int *src1, F alpha,int src1_step,int src1_offset,
-                              __global int *src2, F beta, int src2_step,int src2_offset,
-                              F gama,
+__kernel void addWeighted_D4 (__global int *src1, int src1_step,int src1_offset,
+                              __global int *src2, int src2_step,int src2_offset,
+                             F alpha,F beta, F gama,
                               __global int *dst,  int dst_step,int dst_offset,
                               int rows,  int cols,int dst_step1)
 {
@@ -238,9 +238,9 @@ __kernel void addWeighted_D4 (__global int *src1, F alpha,int src1_step,int src1
 }
 
 
-__kernel void addWeighted_D5 (__global float *src1, F alpha,int src1_step,int src1_offset,
-                              __global float *src2, F beta, int src2_step,int src2_offset,
-                              F gama,
+__kernel void addWeighted_D5 (__global float *src1,int src1_step,int src1_offset,
+                              __global float *src2, int src2_step,int src2_offset,
+                             F alpha,F beta, F gama,
                               __global float *dst,  int dst_step,int dst_offset,
                               int rows,  int cols,int dst_step1)
 {
@@ -286,9 +286,9 @@ __kernel void addWeighted_D5 (__global float *src1, F alpha,int src1_step,int sr
 }
 
 #if defined (DOUBLE_SUPPORT)
-__kernel void addWeighted_D6 (__global double *src1, F alpha,int src1_step,int src1_offset,
-                              __global double *src2, F beta, int src2_step,int src2_offset,
-                              F gama,
+__kernel void addWeighted_D6 (__global double *src1, int src1_step,int src1_offset,
+                              __global double *src2, int src2_step,int src2_offset,
+                             F alpha,F beta, F gama,
                               __global double *dst,  int dst_step,int dst_offset,
                               int rows,  int cols,int dst_step1)
 {
diff --git a/modules/ocl/src/kernels/arithm_cartToPolar.cl b/modules/ocl/src/kernels/arithm_cartToPolar.cl
index d4aa83a6a2..a2f65e0b73 100644
--- a/modules/ocl/src/kernels/arithm_cartToPolar.cl
+++ b/modules/ocl/src/kernels/arithm_cartToPolar.cl
@@ -49,6 +49,10 @@
 
 #define CV_PI   3.1415926535897932384626433832795
 
+#ifndef DBL_EPSILON
+#define DBL_EPSILON 0x1.0p-52
+#endif
+
 __kernel void arithm_cartToPolar_D5 (__global float *src1, int src1_step, int src1_offset,
                                      __global float *src2, int src2_step, int src2_offset,
                                      __global float *dst1, int dst1_step, int dst1_offset, //magnitude
diff --git a/modules/ocl/src/kernels/arithm_div.cl b/modules/ocl/src/kernels/arithm_div.cl
index 43858f0233..ae4f46ab10 100644
--- a/modules/ocl/src/kernels/arithm_div.cl
+++ b/modules/ocl/src/kernels/arithm_div.cl
@@ -45,36 +45,45 @@
 
 #if defined (DOUBLE_SUPPORT)
 #pragma OPENCL EXTENSION cl_khr_fp64:enable
+typedef double F ;
+typedef double4 F4;
+#define convert_F4 convert_double4
+#define convert_F  convert_double
+#else 
+typedef float F;
+typedef float4 F4;
+#define convert_F4 convert_float4
+#define convert_F  convert_float
 #endif
 
-uchar round2_uchar(double v){
+uchar round2_uchar(F v){
 
-    uchar v1 = convert_uchar_sat(v);
-    uchar v2 = convert_uchar_sat(v+(v>=0 ? 0.5 : -0.5));
+    uchar v1 = convert_uchar_sat(round(v));
+    //uchar v2 = convert_uchar_sat(v+(v>=0 ? 0.5 : -0.5));
 
-    return (((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
+    return v1;//(((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
 }
 
-ushort round2_ushort(double v){
+ushort round2_ushort(F v){
 
-    ushort v1 = convert_ushort_sat(v);
-    ushort v2 = convert_ushort_sat(v+(v>=0 ? 0.5 : -0.5));
+    ushort v1 = convert_ushort_sat(round(v));
+    //ushort v2 = convert_ushort_sat(v+(v>=0 ? 0.5 : -0.5));
 
-    return (((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
+    return v1;//(((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
 }
-short round2_short(double v){
+short round2_short(F v){
 
-    short v1 = convert_short_sat(v);
-    short v2 = convert_short_sat(v+(v>=0 ? 0.5 : -0.5));
+    short v1 = convert_short_sat(round(v));
+    //short v2 = convert_short_sat(v+(v>=0 ? 0.5 : -0.5));
 
-    return (((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
+    return v1;//(((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
 }
-int round2_int(double v){
+int round2_int(F v){
 
-    int v1 = convert_int_sat(v);
-    int v2 = convert_int_sat(v+(v>=0 ? 0.5 : -0.5));
+    int v1 = convert_int_sat(round(v));
+    //int v2 = convert_int_sat(v+(v>=0 ? 0.5 : -0.5));
 
-    return (((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
+    return v1;//(((v-v1)==0.5) && (v1%2==0)) ? v1 : v2;
 }
 ///////////////////////////////////////////////////////////////////////////////////////
 ////////////////////////////divide///////////////////////////////////////////////////
@@ -83,7 +92,7 @@ int round2_int(double v){
 __kernel void arithm_div_D0 (__global uchar *src1, int src1_step, int src1_offset,
                              __global uchar *src2, int src2_step, int src2_offset,
                              __global uchar *dst,  int dst_step,  int dst_offset,
-                             int rows, int cols, int dst_step1, double scalar)
+                             int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -104,13 +113,13 @@ __kernel void arithm_div_D0 (__global uchar *src1, int src1_step, int src1_offse
         uchar4 src2_data = vload4(0, src2 + src2_index);
         uchar4 dst_data  = *((__global uchar4 *)(dst + dst_index));
 
-        double4 tmp      = convert_double4(src1_data) * scalar;
+        F4 tmp      = convert_F4(src1_data) * scalar;
 
         uchar4 tmp_data;
-        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_uchar(tmp.x / (double)src2_data.x);
-        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_uchar(tmp.y / (double)src2_data.y);
-        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_uchar(tmp.z / (double)src2_data.z);
-        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_uchar(tmp.w / (double)src2_data.w);
+        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_uchar(tmp.x / (F)src2_data.x);
+        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_uchar(tmp.y / (F)src2_data.y);
+        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_uchar(tmp.z / (F)src2_data.z);
+        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_uchar(tmp.w / (F)src2_data.w);
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
         dst_data.y = ((dst_index + 1 >= dst_start) && (dst_index + 1 < dst_end)) ? tmp_data.y : dst_data.y;
@@ -124,7 +133,7 @@ __kernel void arithm_div_D0 (__global uchar *src1, int src1_step, int src1_offse
 __kernel void arithm_div_D2 (__global ushort *src1, int src1_step, int src1_offset,
                              __global ushort *src2, int src2_step, int src2_offset,
                              __global ushort *dst,  int dst_step,  int dst_offset,
-                             int rows, int cols, int dst_step1, double scalar)
+                             int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -145,13 +154,13 @@ __kernel void arithm_div_D2 (__global ushort *src1, int src1_step, int src1_offs
         ushort4 src2_data = vload4(0, (__global ushort *)((__global char *)src2 + src2_index));
         ushort4 dst_data = *((__global ushort4 *)((__global char *)dst + dst_index));
 
-        double4 tmp   = convert_double4(src1_data) * scalar;
+        F4 tmp   = convert_F4(src1_data) * scalar;
 
         ushort4 tmp_data;
-        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_ushort(tmp.x / (double)src2_data.x);
-        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_ushort(tmp.y / (double)src2_data.y);
-        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_ushort(tmp.z / (double)src2_data.z);
-        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_ushort(tmp.w / (double)src2_data.w);
+        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_ushort(tmp.x / (F)src2_data.x);
+        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_ushort(tmp.y / (F)src2_data.y);
+        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_ushort(tmp.z / (F)src2_data.z);
+        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_ushort(tmp.w / (F)src2_data.w);
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
         dst_data.y = ((dst_index + 2 >= dst_start) && (dst_index + 2 < dst_end)) ? tmp_data.y : dst_data.y;
@@ -164,7 +173,7 @@ __kernel void arithm_div_D2 (__global ushort *src1, int src1_step, int src1_offs
 __kernel void arithm_div_D3 (__global short *src1, int src1_step, int src1_offset,
                              __global short *src2, int src2_step, int src2_offset,
                              __global short *dst,  int dst_step,  int dst_offset,
-                             int rows, int cols, int dst_step1, double scalar)
+                             int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -185,13 +194,13 @@ __kernel void arithm_div_D3 (__global short *src1, int src1_step, int src1_offse
         short4 src2_data = vload4(0, (__global short *)((__global char *)src2 + src2_index));
         short4 dst_data = *((__global short4 *)((__global char *)dst + dst_index));
 
-        double4 tmp   = convert_double4(src1_data) * scalar;
+        F4 tmp   = convert_F4(src1_data) * scalar;
 
         short4 tmp_data;
-        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_short(tmp.x / (double)src2_data.x);
-        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_short(tmp.y / (double)src2_data.y);
-        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_short(tmp.z / (double)src2_data.z);
-        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_short(tmp.w / (double)src2_data.w);
+        tmp_data.x = ((tmp.x == 0) || (src2_data.x == 0)) ? 0 : round2_short(tmp.x / (F)src2_data.x);
+        tmp_data.y = ((tmp.y == 0) || (src2_data.y == 0)) ? 0 : round2_short(tmp.y / (F)src2_data.y);
+        tmp_data.z = ((tmp.z == 0) || (src2_data.z == 0)) ? 0 : round2_short(tmp.z / (F)src2_data.z);
+        tmp_data.w = ((tmp.w == 0) || (src2_data.w == 0)) ? 0 : round2_short(tmp.w / (F)src2_data.w);
 
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
@@ -206,7 +215,7 @@ __kernel void arithm_div_D3 (__global short *src1, int src1_step, int src1_offse
 __kernel void arithm_div_D4 (__global int *src1, int src1_step, int src1_offset,
                              __global int *src2, int src2_step, int src2_offset,
                              __global int *dst,  int dst_step,  int dst_offset,
-                             int rows, int cols, int dst_step1, double scalar)
+                             int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -220,8 +229,8 @@ __kernel void arithm_div_D4 (__global int *src1, int src1_step, int src1_offset,
         int data1 = *((__global int *)((__global char *)src1 + src1_index));
         int data2 = *((__global int *)((__global char *)src2 + src2_index));
 
-        double tmp  = convert_double(data1) * scalar;
-        int tmp_data = (tmp == 0 || data2 == 0) ? 0 : round2_int(tmp / (convert_double)(data2));
+        F tmp  = convert_F(data1) * scalar;
+        int tmp_data = (tmp == 0 || data2 == 0) ? 0 : round2_int(tmp / (convert_F)(data2));
 
         *((__global int *)((__global char *)dst + dst_index)) =tmp_data;
     }
@@ -230,7 +239,7 @@ __kernel void arithm_div_D4 (__global int *src1, int src1_step, int src1_offset,
 __kernel void arithm_div_D5 (__global float *src1, int src1_step, int src1_offset,
                              __global float *src2, int src2_step, int src2_offset,
                              __global float *dst,  int dst_step,  int dst_offset,
-                             int rows, int cols, int dst_step1, double scalar)
+                             int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -244,13 +253,14 @@ __kernel void arithm_div_D5 (__global float *src1, int src1_step, int src1_offse
         float data1 = *((__global float *)((__global char *)src1 + src1_index));
         float data2 = *((__global float *)((__global char *)src2 + src2_index));
 
-        double tmp  = convert_double(data1) * scalar;
-        float tmp_data = (tmp == 0 || data2 == 0) ? 0 : convert_float(tmp / (convert_double)(data2));
+        F tmp  = convert_F(data1) * scalar;
+        float tmp_data = (tmp == 0 || data2 == 0) ? 0 : convert_float(tmp / (convert_F)(data2));
 
         *((__global float *)((__global char *)dst + dst_index)) = tmp_data;
     }
 }
 
+#if defined (DOUBLE_SUPPORT)
 __kernel void arithm_div_D6 (__global double *src1, int src1_step, int src1_offset,
                              __global double *src2, int src2_step, int src2_offset,
                              __global double *dst,  int dst_step,  int dst_offset,
@@ -274,10 +284,11 @@ __kernel void arithm_div_D6 (__global double *src1, int src1_step, int src1_offs
         *((__global double *)((__global char *)dst + dst_index)) = tmp_data;
     }
 }
+#endif
 /************************************div with scalar************************************/
 __kernel void arithm_s_div_D0 (__global uchar *src, int src_step, int src_offset,
                                __global uchar *dst,  int dst_step,  int dst_offset,
-                               int rows, int cols, int dst_step1, double scalar)
+                               int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -297,10 +308,10 @@ __kernel void arithm_s_div_D0 (__global uchar *src, int src_step, int src_offset
         uchar4 dst_data  = *((__global uchar4 *)(dst + dst_index));
 
         uchar4 tmp_data;
-        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_uchar(scalar / (double)src_data.x);
-        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_uchar(scalar / (double)src_data.y);
-        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_uchar(scalar / (double)src_data.z);
-        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_uchar(scalar / (double)src_data.w);
+        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_uchar(scalar / (F)src_data.x);
+        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_uchar(scalar / (F)src_data.y);
+        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_uchar(scalar / (F)src_data.z);
+        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_uchar(scalar / (F)src_data.w);
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
         dst_data.y = ((dst_index + 1 >= dst_start) && (dst_index + 1 < dst_end)) ? tmp_data.y : dst_data.y;
@@ -313,7 +324,7 @@ __kernel void arithm_s_div_D0 (__global uchar *src, int src_step, int src_offset
 
 __kernel void arithm_s_div_D2 (__global ushort *src, int src_step, int src_offset,
                                __global ushort *dst,  int dst_step,  int dst_offset,
-                               int rows, int cols, int dst_step1, double scalar)
+                               int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -333,10 +344,10 @@ __kernel void arithm_s_div_D2 (__global ushort *src, int src_step, int src_offse
         ushort4 dst_data = *((__global ushort4 *)((__global char *)dst + dst_index));
 
         ushort4 tmp_data;
-        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_ushort(scalar / (double)src_data.x);
-        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_ushort(scalar / (double)src_data.y);
-        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_ushort(scalar / (double)src_data.z);
-        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_ushort(scalar / (double)src_data.w);
+        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_ushort(scalar / (F)src_data.x);
+        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_ushort(scalar / (F)src_data.y);
+        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_ushort(scalar / (F)src_data.z);
+        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_ushort(scalar / (F)src_data.w);
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
         dst_data.y = ((dst_index + 2 >= dst_start) && (dst_index + 2 < dst_end)) ? tmp_data.y : dst_data.y;
@@ -348,7 +359,7 @@ __kernel void arithm_s_div_D2 (__global ushort *src, int src_step, int src_offse
 }
 __kernel void arithm_s_div_D3 (__global short *src, int src_step, int src_offset,
                                __global short *dst,  int dst_step,  int dst_offset,
-                               int rows, int cols, int dst_step1, double scalar)
+                               int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -368,10 +379,10 @@ __kernel void arithm_s_div_D3 (__global short *src, int src_step, int src_offset
         short4 dst_data = *((__global short4 *)((__global char *)dst + dst_index));
 
         short4 tmp_data;
-        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_short(scalar / (double)src_data.x);
-        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_short(scalar / (double)src_data.y);
-        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_short(scalar / (double)src_data.z);
-        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_short(scalar / (double)src_data.w);
+        tmp_data.x = ((scalar == 0) || (src_data.x == 0)) ? 0 : round2_short(scalar / (F)src_data.x);
+        tmp_data.y = ((scalar == 0) || (src_data.y == 0)) ? 0 : round2_short(scalar / (F)src_data.y);
+        tmp_data.z = ((scalar == 0) || (src_data.z == 0)) ? 0 : round2_short(scalar / (F)src_data.z);
+        tmp_data.w = ((scalar == 0) || (src_data.w == 0)) ? 0 : round2_short(scalar / (F)src_data.w);
 
 
         dst_data.x = ((dst_index + 0 >= dst_start) && (dst_index + 0 < dst_end)) ? tmp_data.x : dst_data.x;
@@ -385,7 +396,7 @@ __kernel void arithm_s_div_D3 (__global short *src, int src_step, int src_offset
 
 __kernel void arithm_s_div_D4 (__global int *src, int src_step, int src_offset,
                                __global int *dst,  int dst_step,  int dst_offset,
-                               int rows, int cols, int dst_step1, double scalar)
+                               int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -397,7 +408,7 @@ __kernel void arithm_s_div_D4 (__global int *src, int src_step, int src_offset,
 
         int data = *((__global int *)((__global char *)src + src_index));
 
-        int tmp_data = (scalar == 0 || data == 0) ? 0 : round2_int(scalar / (convert_double)(data));
+        int tmp_data = (scalar == 0 || data == 0) ? 0 : round2_int(scalar / (convert_F)(data));
 
         *((__global int *)((__global char *)dst + dst_index)) =tmp_data;
     }
@@ -405,7 +416,7 @@ __kernel void arithm_s_div_D4 (__global int *src, int src_step, int src_offset,
 
 __kernel void arithm_s_div_D5 (__global float *src, int src_step, int src_offset,
                                __global float *dst,  int dst_step,  int dst_offset,
-                               int rows, int cols, int dst_step1, double scalar)
+                               int rows, int cols, int dst_step1, F scalar)
 {
     int x = get_global_id(0);
     int y = get_global_id(1);
@@ -417,12 +428,13 @@ __kernel void arithm_s_div_D5 (__global float *src, int src_step, int src_offset
 
         float data = *((__global float *)((__global char *)src + src_index));
 
-        float tmp_data = (scalar == 0 || data == 0) ? 0 : convert_float(scalar / (convert_double)(data));
+        float tmp_data = (scalar == 0 || data == 0) ? 0 : convert_float(scalar / (convert_F)(data));
 
         *((__global float *)((__global char *)dst + dst_index)) = tmp_data;
     }
 }
 
+#if defined (DOUBLE_SUPPORT)
 __kernel void arithm_s_div_D6 (__global double *src, int src_step, int src_offset,
                                __global double *dst,  int dst_step,  int dst_offset,
                                int rows, int cols, int dst_step1, double scalar)
@@ -442,5 +454,6 @@ __kernel void arithm_s_div_D6 (__global double *src, int src_step, int src_offse
         *((__global double *)((__global char *)dst + dst_index)) = tmp_data;
     }
 }
+#endif
 
 
diff --git a/modules/ocl/src/kernels/arithm_exp.cl b/modules/ocl/src/kernels/arithm_exp.cl
index 18f7f01119..1b283a093f 100644
--- a/modules/ocl/src/kernels/arithm_exp.cl
+++ b/modules/ocl/src/kernels/arithm_exp.cl
@@ -70,6 +70,8 @@ __kernel void arithm_exp_D5(int rows, int cols, int srcStep, int dstStep, int sr
 
     }
 }
+
+#if defined (DOUBLE_SUPPORT)
 __kernel void arithm_exp_D6(int rows, int cols, int srcStep, int dstStep, int srcOffset, int dstOffset, __global double *src, __global double *dst)
 {
   int x = get_global_id(0);
@@ -87,3 +89,5 @@ __kernel void arithm_exp_D6(int rows, int cols, int srcStep, int dstStep, int sr
      // dst[dstIdx] = exp(src[srcIdx]);
   }
 }
+
+#endif
diff --git a/modules/ocl/src/kernels/arithm_log.cl b/modules/ocl/src/kernels/arithm_log.cl
index ba93cc3f53..0810848004 100644
--- a/modules/ocl/src/kernels/arithm_log.cl
+++ b/modules/ocl/src/kernels/arithm_log.cl
@@ -73,7 +73,7 @@ __kernel void arithm_log_D5(int rows, int cols, int srcStep, int dstStep, int sr
     }
 }
 
-
+#if defined (DOUBLE_SUPPORT)
 __kernel void arithm_log_D6(int rows, int cols, int srcStep, int dstStep, int srcOffset, int dstOffset, __global double *src, __global double *dst)
 {
     int x = get_global_id(0);
@@ -91,4 +91,4 @@ __kernel void arithm_log_D6(int rows, int cols, int srcStep, int dstStep, int sr
 
     }
 }
-
+#endif
diff --git a/modules/ocl/src/kernels/convertC3C4.cl b/modules/ocl/src/kernels/convertC3C4.cl
index 54f0fd9eeb..1b21fe68ce 100644
--- a/modules/ocl/src/kernels/convertC3C4.cl
+++ b/modules/ocl/src/kernels/convertC3C4.cl
@@ -6,7 +6,7 @@
 // Third party copyrights are property of their respective owners.
 //
 // @Authors
-//    Zero Lin, zero.lin@amd.com
+//    Niko Li, newlife20080214@gmail.com
 // Redistribution and use in source and binary forms, with or without modification,
 // are permitted provided that the following conditions are met:
 //
@@ -32,106 +32,107 @@
 // the use of this software, even if advised of the possibility of such damage.
 //
 //
-
-__kernel void convertC3C4_D0(__global const char4 * restrict src, __global char4 *dst, int cols, int rows, 
-					int srcStep, int dstStep)
+//#pragma OPENCL EXTENSION cl_amd_printf : enable
+__kernel void convertC3C4(__global const GENTYPE4 * restrict src, __global GENTYPE4 *dst, int cols, int rows, 
+					int dstStep_in_piexl,int pixel_end)
 {
 	int id = get_global_id(0);
-	int y = id / cols;
-	int x = id % cols;
+	//int pixel_end = mul24(cols -1 , rows -1);
+	int3 pixelid = (int3)(mul24(id,3),mad24(id,3,1),mad24(id,3,2));
+	pixelid = clamp(pixelid,0,pixel_end);
+	GENTYPE4 pixel0, pixel1, pixel2, outpix0,outpix1,outpix2,outpix3;
+	pixel0 = src[pixelid.x];
+	pixel1 = src[pixelid.y];
+	pixel2 = src[pixelid.z];
 
-	int d = y * srcStep + x * 3;
-	char8 data = (char8)(src[d>>2], src[(d>>2) + 1]);
-	char temp[8] = {data.s0, data.s1, data.s2, data.s3, data.s4, data.s5, data.s6, data.s7};
-	
-	int start = d & 3;
-	char4 ndata = (char4)(temp[start], temp[start + 1], temp[start + 2], 0);
-	if(y < rows)
-		dst[y * dstStep + x] = ndata;
-}
 
-__kernel void convertC3C4_D1(__global const short* restrict src, __global short4 *dst, int cols, int rows, 
-					int srcStep, int dstStep)
-{
-	int id = get_global_id(0);
-	int y = id / cols;
-	int x = id % cols;
+	outpix0 = (GENTYPE4)(pixel0.x,pixel0.y,pixel0.z,0);
+	outpix1 = (GENTYPE4)(pixel0.w,pixel1.x,pixel1.y,0);
+	outpix2 = (GENTYPE4)(pixel1.z,pixel1.w,pixel2.x,0);
+	outpix3 = (GENTYPE4)(pixel2.y,pixel2.z,pixel2.w,0);
 
-	int d = (y * srcStep + x * 6)>>1;
-	short4 data = *(__global short4 *)(src + ((d>>1)<<1));
-	short temp[4] = {data.s0, data.s1, data.s2, data.s3};
-	
-	int start = d & 1;
-	short4 ndata = (short4)(temp[start], temp[start + 1], temp[start + 2], 0);
-	if(y < rows)
-		dst[y * dstStep + x] = ndata;
+	int4 outy = (id<<2)/cols;
+	int4 outx = (id<<2)%cols;
+	outx.y++;
+	outx.z+=2;
+	outx.w+=3;
+	outy = select(outy,outy+1,outx>=cols);
+	outx = select(outx,outx-cols,outx>=cols);
+	//outpix3 = select(outpix3, outpix0, (uchar4)(outy.w>=rows));
+	//outpix2 = select(outpix2, outpix0, (uchar4)(outy.z>=rows));
+	//outpix1 = select(outpix1, outpix0, (uchar4)(outy.y>=rows));
+	//outx = select(outx,(int4)outx.x,outy>=rows);
+	//outy = select(outy,(int4)outy.x,outy>=rows);
+	int4 addr = mad24(outy,dstStep_in_piexl,outx);
+	if(outx.w<cols && outy.w<rows)
+	{
+		dst[addr.x] = outpix0;
+		dst[addr.y] = outpix1;
+		dst[addr.z] = outpix2;
+		dst[addr.w] = outpix3;
+	}
+	else if(outx.z<cols && outy.z<rows)
+	{
+		dst[addr.x] = outpix0;
+		dst[addr.y] = outpix1;
+		dst[addr.z] = outpix2;
+	}
+	else if(outx.y<cols && outy.y<rows)
+	{
+		dst[addr.x] = outpix0;
+		dst[addr.y] = outpix1;
+	}
+	else if(outx.x<cols && outy.x<rows)
+	{
+		dst[addr.x] = outpix0;
+	}	
 }
 
-__kernel void convertC3C4_D2(__global const int * restrict src, __global int4 *dst, int cols, int rows, 
-					int srcStep, int dstStep)
-{
-	int id = get_global_id(0);
-	int y = id / cols;
-	int x = id % cols;
 
-	int d = (y * srcStep + x * 12)>>2;
-	int4 data = *(__global int4 *)(src + d);
-	data.z = 0;
-	
-	if(y < rows)
-		dst[y * dstStep + x] = data;
-}
 
-__kernel void convertC4C3_D2(__global const int4 * restrict src, __global int *dst, int cols, int rows, 
-					int srcStep, int dstStep)
-{
-	int id = get_global_id(0);
-	int y = id / cols;
-	int x = id % cols;
-
-	int4 data = src[y * srcStep + x];
-	
-	if(y < rows)
-	{
-		int d = y * dstStep + x * 3;
-		dst[d] = data.x;
-		dst[d + 1] = data.y;
-		dst[d + 2] = data.z;
-	}
-}
 
-__kernel void convertC4C3_D1(__global const short4 * restrict src, __global short *dst, int cols, int rows, 
-					int srcStep, int dstStep)
+__kernel void convertC4C3(__global const GENTYPE4 * restrict src, __global GENTYPE4 *dst, int cols, int rows, 
+					int srcStep_in_pixel,int pixel_end)
 {
-	int id = get_global_id(0);
+	int id = get_global_id(0)<<2;
 	int y = id / cols;
 	int x = id % cols;
+	int4 x4 = (int4)(x,x+1,x+2,x+3);
+	int4 y4 = select((int4)y,(int4)(y+1),x4>=(int4)cols);
+	x4 = select(x4,x4-(int4)cols,x4>=(int4)cols);
+	int4 addr = mad24(y4,(int4)srcStep_in_pixel,x4);
+	GENTYPE4 pixel0,pixel1,pixel2,pixel3, outpixel1, outpixel2;
+	pixel0 = src[addr.x];
+	pixel1 = src[addr.y];
+	pixel2 = src[addr.z];
+	pixel3 = src[addr.w];
 
-	short4 data = src[y * srcStep + x];
-	
-	if(y < rows)
+	pixel0.w = pixel1.x;
+	outpixel1.x = pixel1.y;
+	outpixel1.y = pixel1.z;
+	outpixel1.z = pixel2.x;
+	outpixel1.w = pixel2.y;
+	outpixel2.x = pixel2.z;
+	outpixel2.y = pixel3.x;
+	outpixel2.z = pixel3.y;
+	outpixel2.w = pixel3.z;
+	int4 outaddr = mul24(id>>2 , 3);
+	outaddr.y++;
+	outaddr.z+=2;
+	//printf("%d    ",outaddr.z);
+	if(outaddr.z <= pixel_end)
 	{
-		int d = y * dstStep + x * 3;
-		dst[d] = data.x;
-		dst[d + 1] = data.y;
-		dst[d + 2] = data.z;
+		dst[outaddr.x] = pixel0;
+		dst[outaddr.y] = outpixel1;
+		dst[outaddr.z] = outpixel2;
 	}
-}
-
-__kernel void convertC4C3_D0(__global const char4 * restrict src, __global char *dst, int cols, int rows, 
-					int srcStep, int dstStep)
-{
-	int id = get_global_id(0);
-	int y = id / cols;
-	int x = id % cols;
-
-	char4 data = src[y * srcStep + x];
-	
-	if(y < rows)
+	else if(outaddr.y <= pixel_end)
 	{
-		int d = y * dstStep + x * 3;
-		dst[d] = data.x;
-		dst[d + 1] = data.y;
-		dst[d + 2] = data.z;
+		dst[outaddr.x] = pixel0;
+		dst[outaddr.y] = outpixel1;
 	}
+	else if(outaddr.x <= pixel_end)
+	{
+		dst[outaddr.x] = pixel0;
+	}	
 }
diff --git a/modules/ocl/src/kernels/imgproc_resize.cl b/modules/ocl/src/kernels/imgproc_resize.cl
index 2841886e24..995ce967d7 100644
--- a/modules/ocl/src/kernels/imgproc_resize.cl
+++ b/modules/ocl/src/kernels/imgproc_resize.cl
@@ -16,7 +16,7 @@
 //
 // @Authors
 //    Zhang Ying, zhangying913@gmail.com
-//
+//	  Niko Li, newlife20080214@gmail.com
 // Redistribution and use in source and binary forms, with or without modification,
 // are permitted provided that the following conditions are met:
 //
@@ -50,21 +50,11 @@
 
 #if defined DOUBLE_SUPPORT
 #pragma OPENCL EXTENSION cl_khr_fp64:enable
-typedef double F ;
+#define F double
 #else 
-typedef float F;
+#define F float
 #endif
 
-inline uint4 getPoint_8uc4(__global uchar4 * data, int offset, int x, int y, int step)
-{
-    return convert_uint4(data[(offset>>2)+ y * (step>>2) + x]);
-}
-
-inline float getPoint_32fc1(__global float * data, int offset, int x, int y, int step)
-{
-    return data[(offset>>2)+ y * (step>>2) + x];
-}
-
 
 #define INTER_RESIZE_COEF_BITS 11
 #define INTER_RESIZE_COEF_SCALE (1 << INTER_RESIZE_COEF_BITS)
@@ -72,8 +62,8 @@ inline float getPoint_32fc1(__global float * data, int offset, int x, int y, int
 #define CAST_SCALE (1.0f/(1<<CAST_BITS))
 #define INC(x,l) ((x+1) >= (l) ? (x):((x)+1))
 
-__kernel void resizeLN_C1_D0(__global unsigned char * dst, __global unsigned char const * restrict src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+__kernel void resizeLN_C1_D0(__global uchar * dst, __global uchar const * restrict src,
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, float ifx, float ify )
 {
     int gx = get_global_id(0);
@@ -81,7 +71,7 @@ __kernel void resizeLN_C1_D0(__global unsigned char * dst, __global unsigned cha
     
     float4  sx, u, xf;
     int4 x, DX;
-    gx = (gx<<2) - (dst_offset&3);
+    gx = (gx<<2) - (dstoffset_in_pixel&3);
     DX = (int4)(gx, gx+1, gx+2, gx+3);
     sx = (convert_float4(DX) + 0.5f) * ifx - 0.5f;
     xf = floor(sx);
@@ -119,10 +109,10 @@ __kernel void resizeLN_C1_D0(__global unsigned char * dst, __global unsigned cha
     int4 val1, val2, val;
     int4 sdata1, sdata2, sdata3, sdata4;
 
-    int4 pos1 = src_offset + y * src_step + x;
-    int4 pos2 = src_offset + y * src_step + x_;
-    int4 pos3 = src_offset + y_ * src_step + x;
-    int4 pos4 = src_offset + y_ * src_step + x_;
+    int4 pos1 = mad24(y, srcstep_in_pixel, x+srcoffset_in_pixel);
+    int4 pos2 = mad24(y, srcstep_in_pixel, x_+srcoffset_in_pixel);
+    int4 pos3 = mad24(y_, srcstep_in_pixel, x+srcoffset_in_pixel);
+    int4 pos4 = mad24(y_, srcstep_in_pixel, x_+srcoffset_in_pixel);
 
     sdata1.s0 = src[pos1.s0];
     sdata1.s1 = src[pos1.s1];
@@ -144,20 +134,44 @@ __kernel void resizeLN_C1_D0(__global unsigned char * dst, __global unsigned cha
     sdata4.s2 = src[pos4.s2];
     sdata4.s3 = src[pos4.s3];
 
-    val1 = U1 * sdata1 + U * sdata2;
-    val2 = U1 * sdata3 + U * sdata4;
-    val = V1 * val1 + V * val2;
+    val1 = mul24(U1 , sdata1) + mul24(U , sdata2);
+    val2 = mul24(U1 , sdata3) + mul24(U , sdata4);
+    val = mul24(V1 , val1) + mul24(V , val2);
     
-    __global uchar4* d = (__global uchar4*)(dst + dst_offset + dy * dst_step + gx);
-    uchar4 dVal = *d;
-    int4 con = ( DX >= 0 && DX < dst_cols && dy >= 0 && dy < dst_rows);
+    //__global uchar4* d = (__global uchar4*)(dst + dstoffset_in_pixel + dy * dststep_in_pixel + gx);
+    //uchar4 dVal = *d;
+    //int4 con = ( DX >= 0 && DX < dst_cols && dy >= 0 && dy < dst_rows);
     val = ((val + (1<<(CAST_BITS-1))) >> CAST_BITS);
-    *d = convert_uchar4(con != 0) ? convert_uchar4_sat(val) : dVal;
-    
+    //*d = convert_uchar4(con != 0) ? convert_uchar4_sat(val) : dVal;
+
+	pos4 = mad24(dy, dststep_in_pixel, gx+dstoffset_in_pixel);
+	pos4.y++;
+	pos4.z+=2;
+	uchar4 uval = convert_uchar4_sat(val);
+    int con = (gx >= 0 && gx+3 < dst_cols && dy >= 0 && dy < dst_rows);
+	if(con)
+	{
+		*(__global uchar4*)(dst + pos4.x)=uval;
+	}
+	else
+	{
+		if(gx >= 0 && gx < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos4.x]=uval.x;
+		}
+		if(gx+1 >= 0 && gx+1 < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos4.y]=uval.y;
+		}
+		if(gx+2 >= 0 && gx+2 < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos4.z]=uval.z;
+		}
+	}
 }
 
 __kernel void resizeLN_C4_D0(__global uchar4 * dst, __global uchar4 * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, float ifx, float ify )
 {
     int dx = get_global_id(0);
@@ -182,18 +196,25 @@ __kernel void resizeLN_C4_D0(__global uchar4 * dst, __global uchar4 * src,
 
     int y_ = INC(y,src_rows);
     int x_ = INC(x,src_cols);
-      
-    uint4 val = U1* V1 *  getPoint_8uc4(src,src_offset,x,y,src_step) +
-               U1* V  *  getPoint_8uc4(src,src_offset,x,y_,src_step) +
-               U * V1 *  getPoint_8uc4(src,src_offset,x_,y,src_step) +
-               U * V  *  getPoint_8uc4(src,src_offset,x_,y_,src_step);
-               
+	int4 srcpos;
+	srcpos.x = mad24(y, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.y = mad24(y, srcstep_in_pixel, x_+srcoffset_in_pixel);
+	srcpos.z = mad24(y_, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.w = mad24(y_, srcstep_in_pixel, x_+srcoffset_in_pixel);
+    int4 data0 = convert_int4(src[srcpos.x]);
+    int4 data1 = convert_int4(src[srcpos.y]);
+    int4 data2 = convert_int4(src[srcpos.z]);
+    int4 data3 = convert_int4(src[srcpos.w]);
+    int4 val = mul24(mul24(U1, V1) ,  data0) + mul24(mul24(U, V1) ,  data1)
+               +mul24(mul24(U1, V) ,  data2)+mul24(mul24(U, V) ,  data3);
+	int dstpos = mad24(dy, dststep_in_pixel, dx+dstoffset_in_pixel);
+    uchar4 uval =   convert_uchar4((val + (1<<(CAST_BITS-1)))>>CAST_BITS);
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
-         dst[(dst_offset>>2) + dy * (dst_step>>2) + dx] = convert_uchar4((val + (1<<(CAST_BITS-1)))>>CAST_BITS);
+         dst[dstpos] = uval;
 }
 
 __kernel void resizeLN_C1_D5(__global float * dst, __global float * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, float ifx, float ify )
 {
     int dx = get_global_id(0);
@@ -210,19 +231,29 @@ __kernel void resizeLN_C1_D5(__global float * dst, __global float * src,
     
     int y_ = INC(y,src_rows);
     int x_ = INC(x,src_cols);
-
-    float val1 = (1.0f-u) *  getPoint_32fc1(src,src_offset,x,y,src_step) +
-                u  *  getPoint_32fc1(src,src_offset,x_,y,src_step) ;
-    float val2 = (1.0f-u) *  getPoint_32fc1(src,src_offset,x,y_,src_step) +
-                u *  getPoint_32fc1(src,src_offset,x_,y_,src_step);
-    float val = (1.0f-v) * val1 + v * val2;
-
+	float u1 = 1.f-u;
+	float v1 = 1.f-v;
+	int4 srcpos;
+	srcpos.x = mad24(y, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.y = mad24(y, srcstep_in_pixel, x_+srcoffset_in_pixel);
+	srcpos.z = mad24(y_, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.w = mad24(y_, srcstep_in_pixel, x_+srcoffset_in_pixel);
+    float data0 = src[srcpos.x];
+    float data1 = src[srcpos.y];
+    float data2 = src[srcpos.z];
+    float data3 = src[srcpos.w];
+    float val1 = u1 *  data0 +
+                u  *  data1 ;
+    float val2 = u1 *  data2 +
+                u *  data3;
+    float val = v1 * val1 + v * val2;
+	int dstpos = mad24(dy, dststep_in_pixel, dx+dstoffset_in_pixel);
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
-         dst[(dst_offset>>2) + dy * (dst_step>>2) + dx] = val; 
+         dst[dstpos] = val; 
 }
 
 __kernel void resizeLN_C4_D5(__global float4 * dst, __global float4 * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, float ifx, float ify )
 {
     int dx = get_global_id(0);
@@ -239,31 +270,35 @@ __kernel void resizeLN_C4_D5(__global float4 * dst, __global float4 * src,
     
     int y_ = INC(y,src_rows);
     int x_ = INC(x,src_cols);
-
+	float u1 = 1.f-u;
+	float v1 = 1.f-v;
+	int4 srcpos;
+	srcpos.x = mad24(y, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.y = mad24(y, srcstep_in_pixel, x_+srcoffset_in_pixel);
+	srcpos.z = mad24(y_, srcstep_in_pixel, x+srcoffset_in_pixel);
+	srcpos.w = mad24(y_, srcstep_in_pixel, x_+srcoffset_in_pixel);
     float4 s_data1, s_data2, s_data3, s_data4;
-    src_offset = (src_offset >> 4);
-    src_step = (src_step >> 4);
-    s_data1 = src[src_offset + y*src_step + x];
-    s_data2 = src[src_offset + y*src_step + x_];
-    s_data3 = src[src_offset + y_*src_step + x];
-    s_data4 = src[src_offset + y_*src_step + x_];
-    s_data1 = (1.0f-u) * s_data1 + u * s_data2;
-    s_data2 = (1.0f-u) * s_data3 + u * s_data4;
-    s_data3 = (1.0f-v) * s_data1 + v * s_data2;
+    s_data1 = src[srcpos.x];
+    s_data2 = src[srcpos.y];
+    s_data3 = src[srcpos.z];
+    s_data4 = src[srcpos.w];
+    float4 val = u1 * v1 * s_data1 + u * v1 * s_data2
+			  +u1 * v *s_data3 + u * v *s_data4;
+	int dstpos = mad24(dy, dststep_in_pixel, dx+dstoffset_in_pixel);
 
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
-         dst[(dst_offset>>4) + dy * (dst_step>>4) + dx] = s_data3; 
+         dst[dstpos] = val; 
 }
 
 __kernel void resizeNN_C1_D0(__global uchar * dst, __global uchar * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, F ifx, F ify )
 {
     int gx = get_global_id(0);
     int dy = get_global_id(1);
     
-    gx = (gx<<2) - (dst_offset&3);
-    int4 GX = (int4)(gx, gx+1, gx+2, gx+3);
+    gx = (gx<<2) - (dstoffset_in_pixel&3);
+    //int4 GX = (int4)(gx, gx+1, gx+2, gx+3);
     
     int4 sx;
     int sy;
@@ -279,22 +314,42 @@ __kernel void resizeNN_C1_D0(__global uchar * dst, __global uchar * src,
     sy = min((int)floor(s5), src_rows-1);
     
     uchar4 val;
-    int4 pos = src_offset + sy * src_step + sx;
+    int4 pos = mad24(sy, srcstep_in_pixel, sx+srcoffset_in_pixel);
     val.s0 = src[pos.s0];
     val.s1 = src[pos.s1];
     val.s2 = src[pos.s2];
     val.s3 = src[pos.s3];
     
-    __global uchar4* d = (__global uchar4*)(dst + dst_offset + dy * dst_step + gx);
-    uchar4 dVal = *d;
-    int4 con = (GX >= 0 && GX < dst_cols && dy >= 0 && dy < dst_rows);
-    val = convert_uchar4(con != 0) ? val : dVal;
-    
-    *d = val;
+    //__global uchar4* d = (__global uchar4*)(dst + dstoffset_in_pixel + dy * dststep_in_pixel + gx);
+    //uchar4 dVal = *d;
+	pos = mad24(dy, dststep_in_pixel, gx+dstoffset_in_pixel);
+	pos.y++;
+	pos.z+=2;
+
+    int con = (gx >= 0 && gx+3 < dst_cols && dy >= 0 && dy < dst_rows);
+	if(con)
+	{
+		*(__global uchar4*)(dst + pos.x)=val;
+	}
+	else
+	{
+		if(gx >= 0 && gx < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos.x]=val.x;
+		}
+		if(gx+1 >= 0 && gx+1 < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos.y]=val.y;
+		}
+		if(gx+2 >= 0 && gx+2 < dst_cols && dy >= 0 && dy < dst_rows)
+		{
+			dst[pos.z]=val.z;
+		}
+	}
 }
 
 __kernel void resizeNN_C4_D0(__global uchar4 * dst, __global uchar4 * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, F ifx, F ify )
 {
     int dx = get_global_id(0);
@@ -304,8 +359,8 @@ __kernel void resizeNN_C4_D0(__global uchar4 * dst, __global uchar4 * src,
     F s2 = dy*ify;
     int sx = fmin((float)floor(s1), (float)src_cols-1);
     int sy = fmin((float)floor(s2), (float)src_rows-1);
-    int dpos = (dst_offset>>2) + dy * (dst_step>>2) + dx;
-    int spos = (src_offset>>2) + sy * (src_step>>2) + sx;
+    int dpos = mad24(dy, dststep_in_pixel, dx + dstoffset_in_pixel);
+    int spos = mad24(sy, srcstep_in_pixel, sx + srcoffset_in_pixel);
     
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
         dst[dpos] = src[spos];
@@ -313,7 +368,7 @@ __kernel void resizeNN_C4_D0(__global uchar4 * dst, __global uchar4 * src,
 }
 
 __kernel void resizeNN_C1_D5(__global float * dst, __global float * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, F ifx, F ify )
 {
     int dx = get_global_id(0);
@@ -323,16 +378,16 @@ __kernel void resizeNN_C1_D5(__global float * dst, __global float * src,
     F s2 = dy*ify;
     int sx = fmin((float)floor(s1), (float)src_cols-1);
     int sy = fmin((float)floor(s2), (float)src_rows-1);
-    int dpos = (dst_offset>>2) + dy * (dst_step>>2) + dx;
-    int spos = (src_offset>>2) + sy * (src_step>>2) + sx;
-    
+
+    int dpos = mad24(dy, dststep_in_pixel, dx + dstoffset_in_pixel);
+    int spos = mad24(sy, srcstep_in_pixel, sx + srcoffset_in_pixel);   
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
         dst[dpos] = src[spos];
    
 }
 
 __kernel void resizeNN_C4_D5(__global float4 * dst, __global float4 * src,
-                     int dst_offset, int src_offset,int dst_step, int src_step, 
+                     int dstoffset_in_pixel, int srcoffset_in_pixel,int dststep_in_pixel, int srcstep_in_pixel, 
                      int src_cols, int src_rows, int dst_cols, int dst_rows, F ifx, F ify )
 {
     int dx = get_global_id(0);
@@ -343,8 +398,8 @@ __kernel void resizeNN_C4_D5(__global float4 * dst, __global float4 * src,
     int s_row = floor(s2);
     int sx = min(s_col, src_cols-1);
     int sy = min(s_row, src_rows-1);
-    int dpos = (dst_offset>>4) + dy * (dst_step>>4) + dx;
-    int spos = (src_offset>>4) + sy * (src_step>>4) + sx;
+    int dpos = mad24(dy, dststep_in_pixel, dx + dstoffset_in_pixel);
+    int spos = mad24(sy, srcstep_in_pixel, sx + srcoffset_in_pixel);
     
     if(dx>=0 && dx<dst_cols && dy>=0 && dy<dst_rows)
         dst[dpos] = src[spos];
diff --git a/modules/ocl/src/kernels/operator_setTo.cl b/modules/ocl/src/kernels/operator_setTo.cl
index 8a7010bd63..edc5f015f8 100644
--- a/modules/ocl/src/kernels/operator_setTo.cl
+++ b/modules/ocl/src/kernels/operator_setTo.cl
@@ -34,13 +34,8 @@
 //
 //
 
-/*
-#if defined (DOUBLE_SUPPORT)
-#pragma OPENCL EXTENSION cl_khr_fp64:enable
-#endif
-*/
 
-__kernel void set_to_without_mask_C1_D0(float4 scalar,__global uchar * dstMat,
+__kernel void set_to_without_mask_C1_D0(uchar scalar,__global uchar * dstMat,
         int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
 {
 		int x=get_global_id(0)<<2;
@@ -49,7 +44,8 @@ __kernel void set_to_without_mask_C1_D0(float4 scalar,__global uchar * dstMat,
 		int addr_end = mad24(y,dstStep_in_pixel,cols+offset_in_pixel);
 		int idx = mad24(y,dstStep_in_pixel,(int)(x+ offset_in_pixel & (int)0xfffffffc));
 		uchar4 out;
-		out.x = out.y = out.z = out.w = convert_uchar_sat(scalar.x);
+		out.x = out.y = out.z = out.w = scalar;
+	
 		if ( (idx>=addr_start)&(idx+3 < addr_end) & (y < rows))
 		{
 			*(__global uchar4*)(dstMat+idx) = out;
@@ -65,7 +61,7 @@ __kernel void set_to_without_mask_C1_D0(float4 scalar,__global uchar * dstMat,
 		}
 }
 
-__kernel void set_to_without_mask_C4_D0(float4 scalar,__global uchar4 * dstMat,
+__kernel void set_to_without_mask(GENTYPE scalar,__global GENTYPE * dstMat,
         int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
 {
 		int x=get_global_id(0);
@@ -73,52 +69,6 @@ __kernel void set_to_without_mask_C4_D0(float4 scalar,__global uchar4 * dstMat,
 		if ( (x < cols) & (y < rows))
 		{
 		    int idx = mad24(y,dstStep_in_pixel,x+ offset_in_pixel);
-			dstMat[idx] = convert_uchar4_sat(scalar);
+			dstMat[idx] = scalar;	
 		}
 }
-__kernel void set_to_without_mask_C1_D4(float4 scalar,__global int * dstMat,
-        int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		if ( (x < cols) & (y < rows))
-		{
-		    int idx = mad24(y, dstStep_in_pixel, x+offset_in_pixel);
-			dstMat[idx] = convert_int_sat(scalar.x);
-		}
-}
-__kernel void set_to_without_mask_C4_D4(float4 scalar,__global int4 * dstMat,
-        int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		if ( (x < cols) & (y < rows))
-		{
-		    int idx = mad24(y,dstStep_in_pixel,x+ offset_in_pixel);
-			dstMat[idx] = convert_int4_sat(scalar);
-		}
-}
-
-__kernel void set_to_without_mask_C1_D5(float4 scalar,__global float * dstMat,
-        int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		if ( (x < cols) & (y < rows))
-		{
-		    int idx = mad24(y,dstStep_in_pixel,x+ offset_in_pixel);
-			dstMat[idx] = scalar.x;
-		}
-}
-__kernel void set_to_without_mask_C4_D5(float4 scalar,__global float4 * dstMat,
-        int cols,int rows,int dstStep_in_pixel,int offset_in_pixel)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		if ( (x < cols) & (y < rows))
-		{
-		    int idx = mad24(y,dstStep_in_pixel,x+ offset_in_pixel);
-			dstMat[idx] = scalar;
-		}
-}
-
diff --git a/modules/ocl/src/kernels/operator_setToM.cl b/modules/ocl/src/kernels/operator_setToM.cl
index e306657e4b..56a579b3f3 100644
--- a/modules/ocl/src/kernels/operator_setToM.cl
+++ b/modules/ocl/src/kernels/operator_setToM.cl
@@ -35,12 +35,6 @@
 //
 
 
-/*#if defined (__ATI__)
-#pragma OPENCL EXTENSION cl_amd_fp64:enable
-#elif defined (__NVIDIA__)
-#pragma OPENCL EXTENSION cl_khr_fp64:enable
-#endif
-*/
 /*
 __kernel void set_to_with_mask_C1_D0(
 		float4 scalar,
@@ -67,7 +61,7 @@ __kernel void set_to_with_mask_C1_D0(
 */
 //#pragma OPENCL EXTENSION cl_amd_printf : enable
 __kernel void set_to_with_mask_C1_D0(
-		float4 scalar,
+		uchar scalar,
 		__global uchar* dstMat,
 		int cols,
 		int rows,
@@ -85,7 +79,7 @@ __kernel void set_to_with_mask_C1_D0(
 		int mask_addr_start = mad24(y,maskStep,maskoffset);
 		int mask_addr_end = mad24(y,maskStep,cols+maskoffset);
 		int maskidx = mad24(y,maskStep,x+ maskoffset & (int)0xfffffffc);
-		uchar out = convert_uchar_sat(scalar.x);	
+	
 		int off_mask = (maskoffset & 3) - (dstoffset_in_pixel & 3) +3;	
 		
 		if ( (x < cols) & (y < rows) )
@@ -107,104 +101,16 @@ __kernel void set_to_with_mask_C1_D0(
 			temp_mask2.z = (maskidx+6 >=mask_addr_start)&(maskidx+6 < mask_addr_end) ? temp_mask2.z : 0;
 			temp_mask2.w = (maskidx+7 >=mask_addr_start)&(maskidx+7 < mask_addr_end) ? temp_mask2.w : 0;	
 			uchar trans_mask[10] = {temp_mask1.y,temp_mask1.z,temp_mask1.w,temp_mask.x,temp_mask.y,temp_mask.z,temp_mask.w,temp_mask2.x,temp_mask2.y,temp_mask2.z};				
-			temp_dst.x = (dstidx>=dst_addr_start)&(dstidx<dst_addr_end)& trans_mask[off_mask] ? out : temp_dst.x;
-			temp_dst.y = (dstidx+1>=dst_addr_start)&(dstidx+1<dst_addr_end)& trans_mask[off_mask+1] ? out : temp_dst.y;
-			temp_dst.z = (dstidx+2>=dst_addr_start)&(dstidx+2<dst_addr_end)& trans_mask[off_mask+2] ? out : temp_dst.z;
-			temp_dst.w = (dstidx+3>=dst_addr_start)&(dstidx+3<dst_addr_end)& trans_mask[off_mask+3] ? out : temp_dst.w;
+			temp_dst.x = (dstidx>=dst_addr_start)&(dstidx<dst_addr_end)& trans_mask[off_mask] ? scalar : temp_dst.x;
+			temp_dst.y = (dstidx+1>=dst_addr_start)&(dstidx+1<dst_addr_end)& trans_mask[off_mask+1] ? scalar : temp_dst.y;
+			temp_dst.z = (dstidx+2>=dst_addr_start)&(dstidx+2<dst_addr_end)& trans_mask[off_mask+2] ? scalar : temp_dst.z;
+			temp_dst.w = (dstidx+3>=dst_addr_start)&(dstidx+3<dst_addr_end)& trans_mask[off_mask+3] ? scalar : temp_dst.w;
 			*(__global uchar4*)(dstMat+dstidx) = temp_dst;
 		}
 }
-__kernel void set_to_with_mask_C4_D0(
-		float4 scalar,
-		__global uchar4 * dstMat,
-		int cols,
-		int rows,
-		int dstStep_in_pixel,
-		int dstoffset_in_pixel, 		
-        __global const uchar * restrict maskMat,
-		int maskStep,
-		int maskoffset)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		int dstidx = mad24(y,dstStep_in_pixel,x+ dstoffset_in_pixel);
-		int maskidx = mad24(y,maskStep,x+ maskoffset);
-		uchar mask = maskMat[maskidx];		
-		if ( (x < cols) & (y < rows) & mask)
-		{
-			dstMat[dstidx] = convert_uchar4_sat(scalar);
-		}
-
-}
-__kernel void set_to_with_mask_C1_D4(
-		float4 scalar,
-		__global int * dstMat,
-		int cols,
-		int rows,
-		int dstStep_in_pixel,
-		int dstoffset_in_pixel, 		
-        __global const uchar * restrict maskMat,
-		int maskStep,
-		int maskoffset)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		int dstidx = mad24(y,dstStep_in_pixel,x+ dstoffset_in_pixel);
-		int maskidx = mad24(y,maskStep,x+ maskoffset);
-		uchar mask = maskMat[maskidx];		
-		if ( (x < cols) & (y < rows) & mask)
-		{
-			dstMat[dstidx] = convert_int_sat(scalar.x);
-		}
-
-}
-__kernel void set_to_with_mask_C4_D4(
-		float4 scalar,
-		__global int4 * dstMat,
-		int cols,
-		int rows,
-		int dstStep_in_pixel,
-		int dstoffset_in_pixel, 		
-        __global const uchar * restrict maskMat,
-		int maskStep,
-		int maskoffset)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		int dstidx = mad24(y,dstStep_in_pixel,x+ dstoffset_in_pixel);
-		int maskidx = mad24(y,maskStep,x+ maskoffset);
-		uchar mask = maskMat[maskidx];		
-		if ( (x < cols) & (y < rows) & mask)
-		{
-			dstMat[dstidx] = convert_int4_sat(scalar);
-		}
-
-}
-__kernel void set_to_with_mask_C1_D5(
-		float4 scalar,
-		__global float * dstMat,
-		int cols,
-		int rows,
-		int dstStep_in_pixel,
-		int dstoffset_in_pixel, 		
-        __global const uchar * restrict maskMat,
-		int maskStep,
-		int maskoffset)
-{
-		int x=get_global_id(0);
-		int y=get_global_id(1);
-		int dstidx = mad24(y,dstStep_in_pixel,x+ dstoffset_in_pixel);
-		int maskidx = mad24(y,maskStep,x+ maskoffset);
-		uchar mask = maskMat[maskidx];		
-		if ( (x < cols) & (y < rows) & mask)
-		{
-			dstMat[dstidx] = scalar.x;
-		}
-
-}
-__kernel void set_to_with_mask_C4_D5(
-		float4 scalar,
-		__global float4 * dstMat,
+__kernel void set_to_with_mask(
+		GENTYPE scalar,
+		__global GENTYPE * dstMat,
 		int cols,
 		int rows,
 		int dstStep_in_pixel,
@@ -220,7 +126,7 @@ __kernel void set_to_with_mask_C4_D5(
 		uchar mask = maskMat[maskidx];		
 		if ( (x < cols) & (y < rows) & mask)
 		{
-			dstMat[dstidx] = scalar;
+			dstMat[dstidx] = scalar;	
 		}
 
 }
diff --git a/modules/ocl/src/matrix_operations.cpp b/modules/ocl/src/matrix_operations.cpp
index 7635461b54..2a2d1f77d8 100644
--- a/modules/ocl/src/matrix_operations.cpp
+++ b/modules/ocl/src/matrix_operations.cpp
@@ -120,6 +120,7 @@ namespace cv
         extern const char *operator_convertTo;
         extern const char *operator_setTo;
         extern const char *operator_setToM;
+		extern const char *convertC3C4;
     }
 }
 
@@ -127,43 +128,98 @@ namespace cv
 // convert_C3C4
 void convert_C3C4(const cl_mem &src, oclMat &dst, int srcStep)
 {
-    int dstStep = dst.step1() / dst.channels();
+    int dstStep_in_pixel = dst.step1() / dst.channels();
+	int pixel_end = dst.wholecols * dst.wholerows -1;
     Context *clCxt = dst.clCxt;
     string kernelName = "convertC3C4";
-
+	char compile_option[32];
+    switch(dst.depth())
+    {
+    case 0:
+        sprintf(compile_option, "-D GENTYPE4=uchar4");
+        break;
+    case 1:
+        sprintf(compile_option, "-D GENTYPE4=char4");
+        break;
+    case 2:
+        sprintf(compile_option, "-D GENTYPE4=ushort4");
+        break;
+    case 3:
+        sprintf(compile_option, "-D GENTYPE4=short4");
+        break;
+    case 4:
+        sprintf(compile_option, "-D GENTYPE4=int4");
+        break;
+    case 5:
+        sprintf(compile_option, "-D GENTYPE4=float4");
+        break;
+    case 6:
+        sprintf(compile_option, "-D GENTYPE4=double4");
+        break;
+	default:
+		CV_Error(-217,"unknown depth");
+    }
     vector< pair<size_t, const void *> > args;
     args.push_back( make_pair( sizeof(cl_mem), (void *)&src));
     args.push_back( make_pair( sizeof(cl_mem), (void *)&dst.data));
     args.push_back( make_pair( sizeof(cl_int), (void *)&dst.wholecols));
     args.push_back( make_pair( sizeof(cl_int), (void *)&dst.wholerows));
-    args.push_back( make_pair( sizeof(cl_int), (void *)&srcStep));
-    args.push_back( make_pair( sizeof(cl_int), (void *)&dstStep));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&dstStep_in_pixel));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&pixel_end));
 
-    size_t globalThreads[3] = {(dst.wholecols *dst.wholerows + 255) / 256 * 256, 1, 1};
+    size_t globalThreads[3] = {((dst.wholecols *dst.wholerows+3)/4 + 255) / 256 * 256, 1, 1};
     size_t localThreads[3] = {256, 1, 1};
 
-    openCLExecuteKernel(clCxt, &convertC3C4, kernelName, globalThreads, localThreads, args, -1, dst.elemSize1() >> 1);
+    openCLExecuteKernel(clCxt, &convertC3C4, kernelName, globalThreads, localThreads, args, -1, -1,compile_option);
 }
 ////////////////////////////////////////////////////////////////////////
 // convert_C4C3
 void convert_C4C3(const oclMat &src, cl_mem &dst, int dstStep)
 {
-    int srcStep = src.step1() / src.channels();
+    int srcStep_in_pixel = src.step1() / src.channels();
+	int pixel_end = src.wholecols*src.wholerows -1;
     Context *clCxt = src.clCxt;
     string kernelName = "convertC4C3";
+	char compile_option[32];
+    switch(src.depth())
+    {
+    case 0:
+        sprintf(compile_option, "-D GENTYPE4=uchar4");
+        break;
+    case 1:
+        sprintf(compile_option, "-D GENTYPE4=char4");
+        break;
+    case 2:
+        sprintf(compile_option, "-D GENTYPE4=ushort4");
+        break;
+    case 3:
+        sprintf(compile_option, "-D GENTYPE4=short4");
+        break;
+    case 4:
+        sprintf(compile_option, "-D GENTYPE4=int4");
+        break;
+    case 5:
+        sprintf(compile_option, "-D GENTYPE4=float4");
+        break;
+    case 6:
+        sprintf(compile_option, "-D GENTYPE4=double4");
+        break;
+	default:
+		CV_Error(-217,"unknown depth");
+    }
 
     vector< pair<size_t, const void *> > args;
     args.push_back( make_pair( sizeof(cl_mem), (void *)&src.data));
     args.push_back( make_pair( sizeof(cl_mem), (void *)&dst));
     args.push_back( make_pair( sizeof(cl_int), (void *)&src.wholecols));
     args.push_back( make_pair( sizeof(cl_int), (void *)&src.wholerows));
-    args.push_back( make_pair( sizeof(cl_int), (void *)&srcStep));
-    args.push_back( make_pair( sizeof(cl_int), (void *)&dstStep));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&srcStep_in_pixel));
+    args.push_back( make_pair( sizeof(cl_int), (void *)&pixel_end));
 
-    size_t globalThreads[3] = {(src.wholecols *src.wholerows + 255) / 256 * 256, 1, 1};
+    size_t globalThreads[3] = {((src.wholecols *src.wholerows+3)/4 + 255) / 256 * 256, 1, 1};
     size_t localThreads[3] = {256, 1, 1};
 
-    openCLExecuteKernel(clCxt, &convertC3C4, kernelName, globalThreads, localThreads, args, -1, src.elemSize1() >> 1);
+    openCLExecuteKernel(clCxt, &convertC3C4, kernelName, globalThreads, localThreads, args, -1, -1,compile_option);
 }
 
 void cv::ocl::oclMat::upload(const Mat &m)
@@ -173,23 +229,47 @@ void cv::ocl::oclMat::upload(const Mat &m)
     Point ofs;
     m.locateROI(wholeSize, ofs);
     int type = m.type();
-    //if(m.channels() == 3)
-    //type = CV_MAKETYPE(m.depth(), 4);
+    if(m.channels() == 3)
+	{
+		type = CV_MAKETYPE(m.depth(), 4);
+	}
     create(wholeSize, type);
 
-    //if(m.channels() == 3)
-    //{
-    //int pitch = GPU_MATRIX_MALLOC_STEP(wholeSize.width * 3 * m.elemSize1());
-    //int err;
-    //cl_mem temp = clCreateBuffer(clCxt->clContext,CL_MEM_READ_WRITE,
-    //pitch*wholeSize.height,0,&err);
-    //CV_DbgAssert(err==0);
-
-    //openCLMemcpy2D(clCxt,temp,pitch,m.datastart,m.step,wholeSize.width*m.elemSize(),wholeSize.height,clMemcpyHostToDevice);
-    //convert_C3C4(temp, *this, pitch);
-    //}
-    //else
-    openCLMemcpy2D(clCxt, data, step, m.datastart, m.step, wholeSize.width * elemSize(), wholeSize.height, clMemcpyHostToDevice);
+    if(m.channels() == 3)
+    {
+		int pitch = wholeSize.width * 3 * m.elemSize1();
+		int tail_padding = m.elemSize1()*3072;
+		int err;
+		cl_mem temp = clCreateBuffer(clCxt->impl->clContext,CL_MEM_READ_WRITE,
+		(pitch*wholeSize.height+tail_padding-1)/tail_padding*tail_padding,0,&err);
+		openCLVerifyCall(err);
+
+		openCLMemcpy2D(clCxt,temp,pitch,m.datastart,m.step,wholeSize.width*m.elemSize(),wholeSize.height,clMemcpyHostToDevice,3);
+		convert_C3C4(temp, *this, pitch);
+		//int* cputemp=new int[wholeSize.height*wholeSize.width * 3];
+		//int* cpudata=new int[this->step*this->wholerows/sizeof(int)];
+		//openCLSafeCall(clEnqueueReadBuffer(clCxt->impl->clCmdQueue, temp, CL_TRUE,
+		//						0, wholeSize.height*wholeSize.width * 3* sizeof(int), cputemp, 0, NULL, NULL));
+		//openCLSafeCall(clEnqueueReadBuffer(clCxt->impl->clCmdQueue, (cl_mem)data, CL_TRUE,
+		//						0, this->step*this->wholerows, cpudata, 0, NULL, NULL));
+		//for(int i=0;i<wholeSize.height;i++)
+		//{
+		//	int *a = cputemp+i*wholeSize.width * 3,*b = cpudata + i*this->step/sizeof(int);
+		//	for(int j=0;j<wholeSize.width;j++)
+		//	{
+		//		if((a[3*j] != b[4*j])||(a[3*j+1] != b[4*j+1])||(a[3*j+2] != b[4*j+2]))
+		//			printf("rows=%d,cols=%d,cputtemp=%d,%d,%d;cpudata=%d,%d,%d\n",
+		//			i,j,a[3*j],a[3*j+1],a[3*j+2],b[4*j],b[4*j+1],b[4*j+2]);
+		//	}
+		//}
+		//delete []cputemp;
+		//delete []cpudata;
+		openCLSafeCall(clReleaseMemObject(temp));
+    }
+    else
+	{
+		openCLMemcpy2D(clCxt, data, step, m.datastart, m.step, wholeSize.width * elemSize(), wholeSize.height, clMemcpyHostToDevice);
+	}
 
     rows = m.rows;
     cols = m.cols;
@@ -201,23 +281,47 @@ void cv::ocl::oclMat::download(cv::Mat &m) const
 {
     CV_DbgAssert(!this->empty());
     int t = type();
-    //if(download_channels == 3)
-    //t = CV_MAKETYPE(depth(), 3);
+    if(download_channels == 3)
+	{
+		t = CV_MAKETYPE(depth(), 3);
+	}
     m.create(wholerows, wholecols, t);
 
-    //if(download_channels == 3)
-    //{
-    //int pitch = GPU_MATRIX_MALLOC_STEP(wholecols * 3 * m.elemSize1());
-    //int err;
-    //cl_mem temp = clCreateBuffer(clCxt->clContext,CL_MEM_READ_WRITE,
-    //pitch*wholerows,0,&err);
-    //CV_DbgAssert(err==0);
-
-    //convert_C4C3(*this, temp, pitch/m.elemSize1());
-    //openCLMemcpy2D(clCxt,m.data,m.step,temp,pitch,wholecols*m.elemSize(),wholerows,clMemcpyDeviceToHost);
-    //}
-    //else
-    openCLMemcpy2D(clCxt, m.data, m.step, data, step, wholecols * elemSize(), wholerows, clMemcpyDeviceToHost);
+    if(download_channels == 3)
+    {
+		int pitch = wholecols * 3 * m.elemSize1();
+		int tail_padding = m.elemSize1()*3072;
+		int err;
+		cl_mem temp = clCreateBuffer(clCxt->impl->clContext,CL_MEM_READ_WRITE,
+		(pitch*wholerows+tail_padding-1)/tail_padding*tail_padding,0,&err);
+		openCLVerifyCall(err);
+
+		convert_C4C3(*this, temp, pitch/m.elemSize1());
+		openCLMemcpy2D(clCxt,m.data,m.step,temp,pitch,wholecols*m.elemSize(),wholerows,clMemcpyDeviceToHost,3);
+		//int* cputemp=new int[wholecols*wholerows * 3];
+		//int* cpudata=new int[this->step*this->wholerows/sizeof(int)];
+		//openCLSafeCall(clEnqueueReadBuffer(clCxt->impl->clCmdQueue, temp, CL_TRUE,
+		//						0, wholecols*wholerows * 3* sizeof(int), cputemp, 0, NULL, NULL));
+		//openCLSafeCall(clEnqueueReadBuffer(clCxt->impl->clCmdQueue, (cl_mem)data, CL_TRUE,
+		//						0, this->step*this->wholerows, cpudata, 0, NULL, NULL));
+		//for(int i=0;i<wholerows;i++)
+		//{
+		//	int *a = cputemp+i*wholecols * 3,*b = cpudata + i*this->step/sizeof(int);
+		//	for(int j=0;j<wholecols;j++)
+		//	{
+		//		if((a[3*j] != b[4*j])||(a[3*j+1] != b[4*j+1])||(a[3*j+2] != b[4*j+2]))
+		//			printf("rows=%d,cols=%d,cputtemp=%d,%d,%d;cpudata=%d,%d,%d\n",
+		//			i,j,a[3*j],a[3*j+1],a[3*j+2],b[4*j],b[4*j+1],b[4*j+2]);
+		//	}
+		//}
+		//delete []cputemp;
+		//delete []cpudata;
+		openCLSafeCall(clReleaseMemObject(temp));
+    }
+    else
+	{
+		openCLMemcpy2D(clCxt, m.data, m.step, data, step, wholecols * elemSize(), wholerows, clMemcpyDeviceToHost);
+	}
     Size wholesize;
     Point ofs;
     locateROI(wholesize, ofs);
@@ -373,11 +477,7 @@ oclMat &cv::ocl::oclMat::operator = (const Scalar &s)
 void set_to_withoutmask_run(const oclMat &dst, const Scalar &scalar, string kernelName)
 {
     vector<pair<size_t , const void *> > args;
-    cl_float4 val;
-    val.s[0] = scalar.val[0];
-    val.s[1] = scalar.val[1];
-    val.s[2] = scalar.val[2];
-    val.s[3] = scalar.val[3];
+
     size_t localThreads[3] = {16, 16, 1};
     size_t globalThreads[3];
     globalThreads[0] = (dst.cols + localThreads[0] - 1) / localThreads[0] * localThreads[0];
@@ -388,25 +488,168 @@ void set_to_withoutmask_run(const oclMat &dst, const Scalar &scalar, string kern
     {
         globalThreads[0] = ((dst.cols + 4) / 4 + localThreads[0] - 1) / localThreads[0] * localThreads[0];
     }
-    args.push_back( make_pair( sizeof(cl_float4) , (void *)&val ));
+	char compile_option[32];
+	union sc
+	{
+		cl_uchar4 uval;
+		cl_char4  cval;
+		cl_ushort4 usval;
+		cl_short4 shval;
+		cl_int4 ival;
+		cl_float4 fval;
+		cl_double4 dval;
+	}val;
+    switch(dst.depth())
+    {
+    case 0:
+		val.uval.s[0] = saturate_cast<uchar>(scalar.val[0]);
+		val.uval.s[1] = saturate_cast<uchar>(scalar.val[1]);
+		val.uval.s[2] = saturate_cast<uchar>(scalar.val[2]);
+		val.uval.s[3] = saturate_cast<uchar>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=uchar");
+			args.push_back( make_pair( sizeof(cl_uchar) , (void *)&val.uval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=uchar4");
+			args.push_back( make_pair( sizeof(cl_uchar4) , (void *)&val.uval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 1:
+		val.cval.s[0] = saturate_cast<char>(scalar.val[0]);
+		val.cval.s[1] = saturate_cast<char>(scalar.val[1]);
+		val.cval.s[2] = saturate_cast<char>(scalar.val[2]);
+		val.cval.s[3] = saturate_cast<char>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=char");
+			args.push_back( make_pair( sizeof(cl_char) , (void *)&val.cval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=char4");
+			args.push_back( make_pair( sizeof(cl_char4) , (void *)&val.cval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 2:
+		val.usval.s[0] = saturate_cast<ushort>(scalar.val[0]);
+		val.usval.s[1] = saturate_cast<ushort>(scalar.val[1]);
+		val.usval.s[2] = saturate_cast<ushort>(scalar.val[2]);
+		val.usval.s[3] = saturate_cast<ushort>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=ushort");
+			args.push_back( make_pair( sizeof(cl_ushort) , (void *)&val.usval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=ushort4");
+			args.push_back( make_pair( sizeof(cl_ushort4) , (void *)&val.usval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 3:
+		val.shval.s[0] = saturate_cast<short>(scalar.val[0]);
+		val.shval.s[1] = saturate_cast<short>(scalar.val[1]);
+		val.shval.s[2] = saturate_cast<short>(scalar.val[2]);
+		val.shval.s[3] = saturate_cast<short>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=short");
+			args.push_back( make_pair( sizeof(cl_short) , (void *)&val.shval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=short4");
+			args.push_back( make_pair( sizeof(cl_short4) , (void *)&val.shval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 4:
+		val.ival.s[0] = saturate_cast<int>(scalar.val[0]);
+		val.ival.s[1] = saturate_cast<int>(scalar.val[1]);
+		val.ival.s[2] = saturate_cast<int>(scalar.val[2]);
+		val.ival.s[3] = saturate_cast<int>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=int");
+			args.push_back( make_pair( sizeof(cl_int) , (void *)&val.ival.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=int4");
+			args.push_back( make_pair( sizeof(cl_int4) , (void *)&val.ival ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 5:
+		val.fval.s[0] = scalar.val[0];
+		val.fval.s[1] = scalar.val[1];
+		val.fval.s[2] = scalar.val[2];
+		val.fval.s[3] = scalar.val[3];		
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=float");
+			args.push_back( make_pair( sizeof(cl_float) , (void *)&val.fval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=float4");
+			args.push_back( make_pair( sizeof(cl_float4) , (void *)&val.fval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 6:
+		val.dval.s[0] = scalar.val[0];
+		val.dval.s[1] = scalar.val[1];
+		val.dval.s[2] = scalar.val[2];
+		val.dval.s[3] = scalar.val[3];
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=double");
+			args.push_back( make_pair( sizeof(cl_double) , (void *)&val.dval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=double4");
+			args.push_back( make_pair( sizeof(cl_double4) , (void *)&val.dval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+	default:
+		CV_Error(-217,"unknown depth");
+    }
     args.push_back( make_pair( sizeof(cl_mem) , (void *)&dst.data ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&dst.cols ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&dst.rows ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&step_in_pixel ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&offset_in_pixel));
     openCLExecuteKernel(dst.clCxt , &operator_setTo, kernelName, globalThreads,
-                        localThreads, args, dst.channels(), dst.depth());
+                        localThreads, args, -1, -1,compile_option);
 }
 
 void set_to_withmask_run(const oclMat &dst, const Scalar &scalar, const oclMat &mask, string kernelName)
 {
     CV_DbgAssert( dst.rows == mask.rows && dst.cols == mask.cols);
     vector<pair<size_t , const void *> > args;
-    cl_float4 val;
-    val.s[0] = scalar.val[0];
-    val.s[1] = scalar.val[1];
-    val.s[2] = scalar.val[2];
-    val.s[3] = scalar.val[3];
     size_t localThreads[3] = {16, 16, 1};
     size_t globalThreads[3];
     globalThreads[0] = (dst.cols + localThreads[0] - 1) / localThreads[0] * localThreads[0];
@@ -417,7 +660,155 @@ void set_to_withmask_run(const oclMat &dst, const Scalar &scalar, const oclMat &
         globalThreads[0] = ((dst.cols + 4) / 4 + localThreads[0] - 1) / localThreads[0] * localThreads[0];
     }
     int step_in_pixel = dst.step / dst.elemSize(), offset_in_pixel = dst.offset / dst.elemSize();
-    args.push_back( make_pair( sizeof(cl_float4) , (void *)&val ));
+	char compile_option[32];
+	union sc
+	{
+		cl_uchar4 uval;
+		cl_char4  cval;
+		cl_ushort4 usval;
+		cl_short4 shval;
+		cl_int4 ival;
+		cl_float4 fval;
+		cl_double4 dval;
+	}val;
+    switch(dst.depth())
+    {
+    case 0:
+		val.uval.s[0] = saturate_cast<uchar>(scalar.val[0]);
+		val.uval.s[1] = saturate_cast<uchar>(scalar.val[1]);
+		val.uval.s[2] = saturate_cast<uchar>(scalar.val[2]);
+		val.uval.s[3] = saturate_cast<uchar>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=uchar");
+			args.push_back( make_pair( sizeof(cl_uchar) , (void *)&val.uval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=uchar4");
+			args.push_back( make_pair( sizeof(cl_uchar4) , (void *)&val.uval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 1:
+		val.cval.s[0] = saturate_cast<char>(scalar.val[0]);
+		val.cval.s[1] = saturate_cast<char>(scalar.val[1]);
+		val.cval.s[2] = saturate_cast<char>(scalar.val[2]);
+		val.cval.s[3] = saturate_cast<char>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=char");
+			args.push_back( make_pair( sizeof(cl_char) , (void *)&val.cval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=char4");
+			args.push_back( make_pair( sizeof(cl_char4) , (void *)&val.cval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 2:
+		val.usval.s[0] = saturate_cast<ushort>(scalar.val[0]);
+		val.usval.s[1] = saturate_cast<ushort>(scalar.val[1]);
+		val.usval.s[2] = saturate_cast<ushort>(scalar.val[2]);
+		val.usval.s[3] = saturate_cast<ushort>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=ushort");
+			args.push_back( make_pair( sizeof(cl_ushort) , (void *)&val.usval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=ushort4");
+			args.push_back( make_pair( sizeof(cl_ushort4) , (void *)&val.usval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 3:
+		val.shval.s[0] = saturate_cast<short>(scalar.val[0]);
+		val.shval.s[1] = saturate_cast<short>(scalar.val[1]);
+		val.shval.s[2] = saturate_cast<short>(scalar.val[2]);
+		val.shval.s[3] = saturate_cast<short>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=short");
+			args.push_back( make_pair( sizeof(cl_short) , (void *)&val.shval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=short4");
+			args.push_back( make_pair( sizeof(cl_short4) , (void *)&val.shval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 4:
+		val.ival.s[0] = saturate_cast<int>(scalar.val[0]);
+		val.ival.s[1] = saturate_cast<int>(scalar.val[1]);
+		val.ival.s[2] = saturate_cast<int>(scalar.val[2]);
+		val.ival.s[3] = saturate_cast<int>(scalar.val[3]);
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=int");
+			args.push_back( make_pair( sizeof(cl_int) , (void *)&val.ival.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=int4");
+			args.push_back( make_pair( sizeof(cl_int4) , (void *)&val.ival ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 5:
+		val.fval.s[0] = scalar.val[0];
+		val.fval.s[1] = scalar.val[1];
+		val.fval.s[2] = scalar.val[2];
+		val.fval.s[3] = scalar.val[3];		
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=float");
+			args.push_back( make_pair( sizeof(cl_float) , (void *)&val.fval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=float4");
+			args.push_back( make_pair( sizeof(cl_float4) , (void *)&val.fval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+    case 6:
+		val.dval.s[0] = scalar.val[0];
+		val.dval.s[1] = scalar.val[1];
+		val.dval.s[2] = scalar.val[2];
+		val.dval.s[3] = scalar.val[3];
+		switch(dst.channels())
+		{
+		case 1:
+			sprintf(compile_option, "-D GENTYPE=double");
+			args.push_back( make_pair( sizeof(cl_double) , (void *)&val.dval.s[0] ));
+			break;
+		case 4:
+			sprintf(compile_option, "-D GENTYPE=double4");
+			args.push_back( make_pair( sizeof(cl_double4) , (void *)&val.dval ));
+			break;
+		default:
+			CV_Error(-217,"unsupported channels");
+		}
+        break;
+	default:
+		CV_Error(-217,"unknown depth");
+    }
     args.push_back( make_pair( sizeof(cl_mem) , (void *)&dst.data ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&dst.cols ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&dst.rows ));
@@ -427,7 +818,7 @@ void set_to_withmask_run(const oclMat &dst, const Scalar &scalar, const oclMat &
     args.push_back( make_pair( sizeof(cl_int) , (void *)&mask.step ));
     args.push_back( make_pair( sizeof(cl_int) , (void *)&mask.offset ));
     openCLExecuteKernel(dst.clCxt , &operator_setToM, kernelName, globalThreads,
-                        localThreads, args, dst.channels(), dst.depth());
+                        localThreads, args, -1, -1,compile_option);
 }
 
 oclMat &cv::ocl::oclMat::setTo(const Scalar &scalar, const oclMat &mask)
@@ -446,11 +837,25 @@ oclMat &cv::ocl::oclMat::setTo(const Scalar &scalar, const oclMat &mask)
     //                   (cl_mem)mem,1,0,sizeof(double)*4,s,0,0,0));
     if (mask.empty())
     {
-        set_to_withoutmask_run(*this, scalar, "set_to_without_mask");
+		if(type()==CV_8UC1)
+		{
+			set_to_withoutmask_run(*this, scalar, "set_to_without_mask_C1_D0");
+		}
+		else
+		{
+			set_to_withoutmask_run(*this, scalar, "set_to_without_mask");
+		}
     }
     else
     {
-        set_to_withmask_run(*this, scalar, mask, "set_to_with_mask");
+		if(type()==CV_8UC1)
+		{
+			set_to_withmask_run(*this, scalar, mask,"set_to_with_mask_C1_D0");
+		}
+		else
+		{
+			set_to_withmask_run(*this, scalar, mask, "set_to_with_mask");
+		}
     }
 
     return *this;
diff --git a/modules/ocl/src/precomp.hpp b/modules/ocl/src/precomp.hpp
index 587d70dce7..0bde1e7754 100644
--- a/modules/ocl/src/precomp.hpp
+++ b/modules/ocl/src/precomp.hpp
@@ -97,7 +97,7 @@ namespace cv
                                size_t widthInBytes, size_t height);
         void openCLMemcpy2D(Context *clCxt, void *dst, size_t dpitch,
                             const void *src, size_t spitch,
-                            size_t width, size_t height, enum openCLMemcpyKind kind);
+                            size_t width, size_t height, enum openCLMemcpyKind kind, int channels=-1);
         void openCLCopyBuffer2D(Context *clCxt, void *dst, size_t dpitch, int dst_offset,
                                 const void *src, size_t spitch,
                                 size_t width, size_t height, int src_offset, enum openCLMemcpyKind kind);
@@ -126,8 +126,8 @@ namespace cv
 
         cl_mem openCLMalloc(cl_context clCxt, size_t size, cl_mem_flags flags, void *host_ptr);
 
-        void openCLMemcpy2DWithNoPadding(cl_command_queue command_queue, cl_mem buffer, size_t size, size_t offset, void *ptr,
-                                         enum openCLMemcpyKind kind, cl_bool blocking_write);
+        //void openCLMemcpy2DWithNoPadding(cl_command_queue command_queue, cl_mem buffer, size_t size, size_t offset, void *ptr,
+        //                                 enum openCLMemcpyKind kind, cl_bool blocking_write);
 		int savetofile(const Context *clcxt,  cl_program &program, const char *fileName);
 		struct Context::Impl
 		{
diff --git a/modules/ocl/test/test_imgproc.cpp b/modules/ocl/test/test_imgproc.cpp
index ff2f441718..90ff0b4414 100644
--- a/modules/ocl/test/test_imgproc.cpp
+++ b/modules/ocl/test/test_imgproc.cpp
@@ -958,7 +958,7 @@ TEST_P(Remap, Mat)
     if((interpolation == 1 && map1Type == CV_16SC2) ||(interpolation == 1 && map1Type == CV_16SC1 && map2Type == CV_16SC1))
     {
         cout << "LINEAR don't support the map1Type and map2Type" << endl;
-        return;                
+        return;
     }
     int bordertype[] = {cv::BORDER_CONSTANT,cv::BORDER_REPLICATE/*,BORDER_REFLECT,BORDER_WRAP,BORDER_REFLECT_101*/};
     const char* borderstr[]={"BORDER_CONSTANT", "BORDER_REPLICATE"/*, "BORDER_REFLECT","BORDER_WRAP","BORDER_REFLECT_101"*/};
diff --git a/modules/ocl/test/test_matrix_operation.cpp b/modules/ocl/test/test_matrix_operation.cpp
index 997fbe7ad5..d538748fb7 100644
--- a/modules/ocl/test/test_matrix_operation.cpp
+++ b/modules/ocl/test/test_matrix_operation.cpp
@@ -396,6 +396,101 @@ TEST_P(SetTo, With_mask)
     }
 }
 
+//convertC3C4
+PARAM_TEST_CASE(convertC3C4, MatType, cv::Size)
+{
+    int type;
+    cv::Size ksize;
+
+    //src mat
+    cv::Mat mat1;
+    cv::Mat dst;
+
+    // set up roi
+    int roicols;
+    int roirows;
+    int src1x;
+    int src1y;
+    int dstx;
+    int dsty;
+
+    //src mat with roi
+    cv::Mat mat1_roi;
+    cv::Mat dst_roi;
+    std::vector<cv::ocl::Info> oclinfo;
+    //ocl dst mat for testing
+    cv::ocl::oclMat gdst_whole;
+
+    //ocl mat with roi
+    cv::ocl::oclMat gmat1;
+    cv::ocl::oclMat gdst;
+
+    virtual void SetUp()
+    {
+        type = GET_PARAM(0);
+        ksize = GET_PARAM(1);
+
+
+
+        //dst  = randomMat(rng, size, type, 5, 16, false);
+        int devnums = getDevice(oclinfo);
+        CV_Assert(devnums > 0);
+        //if you want to use undefault device, set it here
+        //setDevice(oclinfo[1]);
+    }
+
+    void random_roi()
+    {      
+#ifdef RANDOMROI
+        //randomize ROI
+		cv::RNG &rng = TS::ptr()->get_rng();
+        roicols = rng.uniform(2, mat1.cols);
+        roirows = rng.uniform(2, mat1.rows);
+        src1x   = rng.uniform(0, mat1.cols - roicols);
+        src1y   = rng.uniform(0, mat1.rows - roirows);
+        dstx    = rng.uniform(0, dst.cols  - roicols);
+        dsty    = rng.uniform(0, dst.rows  - roirows);
+#else
+        roicols = mat1.cols;
+        roirows = mat1.rows;
+        src1x = 0;
+        src1y = 0;
+        dstx = 0;
+        dsty = 0;
+#endif
+
+        mat1_roi = mat1(Rect(src1x, src1y, roicols, roirows));
+        dst_roi  = dst(Rect(dstx, dsty, roicols, roirows));
+
+        gdst_whole = dst;
+        gdst = gdst_whole(Rect(dstx, dsty, roicols, roirows));
+
+
+        gmat1 = mat1_roi;
+    }
+
+};
+
+TEST_P(convertC3C4, Accuracy)
+{
+    cv::RNG &rng = TS::ptr()->get_rng();
+    for(int j = 0; j < LOOP_TIMES; j++)
+    {
+        //random_roi();
+		int width = rng.uniform(2, MWIDTH);
+		int height = rng.uniform(2, MHEIGHT);
+        cv::Size size(width, height);
+
+        mat1 = randomMat(rng, size, type, 0, 40, false);
+		gmat1 = mat1;
+        cv::Mat cpu_dst;
+        gmat1.download(cpu_dst);
+        char sss[1024];
+        sprintf(sss, "cols=%d,rows=%d", mat1.cols, mat1.rows);
+        EXPECT_MAT_NEAR(mat1, cpu_dst, 0.0, sss);
+    }
+
+}
 
 INSTANTIATE_TEST_CASE_P(MatrixOperation, ConvertTo, Combine(
                             Values(CV_8UC1, CV_8UC4, CV_32SC1, CV_32SC4, CV_32FC1, CV_32FC4),
@@ -408,5 +503,8 @@ INSTANTIATE_TEST_CASE_P(MatrixOperation, CopyTo, Combine(
 INSTANTIATE_TEST_CASE_P(MatrixOperation, SetTo, Combine(
                             Values(CV_8UC1, CV_8UC4, CV_32SC1, CV_32SC4, CV_32FC1, CV_32FC4),
                             Values(false))); // Values(false) is the reserved parameter
-                            
+
+INSTANTIATE_TEST_CASE_P(MatrixOperation, convertC3C4, Combine(
+                            Values(CV_8UC3,  CV_32SC3,  CV_32FC3),
+                            Values(cv::Size())));                          
 #endif