added 32s to 32u conversion

modules/core/src/arithm.cpp

@@ -1396,7 +1396,7 @@ static bool ocl_arithm_op(InputArray _src1, InputArray _src2, OutputArray _dst,
     char cvtstr[4][32], opts[1024];
     sprintf(opts, "-D %s%s -D %s -D srcT1=%s -D srcT1_C1=%s -D srcT2=%s -D srcT2_C1=%s "
             "-D dstT=%s -D dstT_C1=%s -D workT=%s -D workST=%s -D scaleT=%s -D wdepth=%d -D convertToWT1=%s "
-            "-D convertToWT2=%s -D convertToDT=%s%s -D cn=%d -D rowsPerWI=%d",
+            "-D convertToWT2=%s -D convertToDT=%s%s -D cn=%d -D rowsPerWI=%d -D convertFromU=%s",
             (haveMask ? "MASK_" : ""), (haveScalar ? "UNARY_OP" : "BINARY_OP"),
             oclop2str[oclop], ocl::typeToStr(CV_MAKETYPE(depth1, kercn)),
             ocl::typeToStr(depth1), ocl::typeToStr(CV_MAKETYPE(depth2, kercn)),
@@ -1407,7 +1407,9 @@ static bool ocl_arithm_op(InputArray _src1, InputArray _src2, OutputArray _dst,
             ocl::convertTypeStr(depth1, wdepth, kercn, cvtstr[0]),
             ocl::convertTypeStr(depth2, wdepth, kercn, cvtstr[1]),
             ocl::convertTypeStr(wdepth, ddepth, kercn, cvtstr[2]),
-            doubleSupport ? " -D DOUBLE_SUPPORT" : "", kercn, rowsPerWI);
+            doubleSupport ? " -D DOUBLE_SUPPORT" : "", kercn, rowsPerWI,
+            oclop == OCL_OP_ABSDIFF && wdepth == CV_32S && ddepth == wdepth ?
+            ocl::convertTypeStr(CV_8U, ddepth, kercn, cvtstr[3]) : "noconvert");
 
     size_t usrdata_esz = CV_ELEM_SIZE(wdepth);
     const uchar* usrdata_p = (const uchar*)usrdata;

modules/core/src/ocl.cpp

@@ -4591,7 +4591,7 @@ struct Image2D::Impl
         CV_OclDbgAssert(err == CL_SUCCESS);
 
         size_t origin[] = { 0, 0, 0 };
-        size_t region[] = { src.cols, src.rows, 1 };
+        size_t region[] = { static_cast<size_t>(src.cols), static_cast<size_t>(src.rows), 1 };
 
         cl_mem devData;
         if (!alias && !src.isContinuous())
@@ -4599,7 +4599,7 @@ struct Image2D::Impl
             devData = clCreateBuffer(context, CL_MEM_READ_ONLY, src.cols * src.rows * src.elemSize(), NULL, &err);
             CV_OclDbgAssert(err == CL_SUCCESS);
 
-            const size_t roi[3] = {src.cols * src.elemSize(), src.rows, 1};
+            const size_t roi[3] = {static_cast<size_t>(src.cols) * src.elemSize(), static_cast<size_t>(src.rows), 1};
             CV_Assert(clEnqueueCopyBufferRect(queue, (cl_mem)src.handle(ACCESS_READ), devData, origin, origin,
                 roi, src.step, 0, src.cols * src.elemSize(), 0, 0, NULL, NULL) == CL_SUCCESS);
             CV_OclDbgAssert(clFlush(queue) == CL_SUCCESS);

modules/core/src/opencl/arithm.cl

@@ -66,9 +66,9 @@
 #endif
 
 #ifdef INTEL_DEVICE
-#pragma OPENCL FP_CONTRACT : on
-#pragma OPENCL FP_FAST_FMAF : on
-#pragma OPENCL FP_FAST_FMA : on
+#pragma OPENCL FP_CONTRACT ON
+#pragma OPENCL FP_FAST_FMAF ON
+#pragma OPENCL FP_FAST_FMA ON
 #endif
 
 #if depth <= 5
@@ -165,7 +165,7 @@
 #elif defined OP_ABSDIFF
 #if wdepth <= 4
 #define PROCESS_ELEM \
-    storedst(convertToDT(abs_diff(srcelem1, srcelem2)))
+    storedst(convertToDT(convertFromU(abs_diff(srcelem1, srcelem2))))
 #else
 #define PROCESS_ELEM \
     storedst(convertToDT(fabs(srcelem1 - srcelem2)))
@@ -247,7 +247,7 @@
 #if wdepth <= 4
 #define PROCESS_ELEM storedst(convertToDT(mad24(srcelem1, alpha, mad24(srcelem2, beta, gamma))))
 #else
-#define PROCESS_ELEM storedst(convertToDT(fma(srcelem1, alpha, mad(srcelem2, beta, gamma))))
+#define PROCESS_ELEM storedst(convertToDT(fma(srcelem1, alpha, fma(srcelem2, beta, gamma))))
 #endif
 
 #elif defined OP_MAG
@@ -257,7 +257,7 @@
 #define PROCESS_ELEM \
     workT tmp = atan2(srcelem2, srcelem1); \
     if (tmp < 0) \
-        tmp += 6.283185307179586232f; \
+        tmp += 2 * CV_PI; \
     storedst(tmp)
 
 #elif defined OP_PHASE_DEGREES
@@ -295,7 +295,7 @@
 #define convertToWT1
 #endif
 #define PROCESS_ELEM \
-    storedst(srcelem1 CMP_OPERATOR srcelem2 ? (dstT)(255) : (dstT)(0)))
+    storedst(srcelem1 CMP_OPERATOR srcelem2 ? (dstT)(255) : (dstT)(0))
 
 #elif defined OP_CONVERT_SCALE_ABS
 #undef EXTRA_PARAMS
@@ -351,7 +351,7 @@
 #define PROCESS_ELEM \
     dstT x = srcelem1, y = srcelem2, cosval; \
     FROM_DEGREE; \
-    storedst2(sincos(y, &srcelem2) * x); \
+    storedst2(sincos(y, &cosval) * x); \
     storedst(cosval * x);
 
 #elif defined OP_PATCH_NANS

modules/core/src/opencl/minmaxloc.cl

@@ -40,8 +40,8 @@
 #define INDEX_MAX UINT_MAX
 
 #if wdepth <= 4
-#define MIN_ABS(a) convertToDT(abs(a))
-#define MIN_ABS2(a, b) convertToDT(abs_diff(a, b))
+#define MIN_ABS(a) convertFromU(abs(a))
+#define MIN_ABS2(a, b) convertFromU(abs_diff(a, b))
 #else
 #define MIN_ABS(a) fabs(a)
 #define MIN_ABS2(a, b) fabs(a - b)

modules/core/src/opencl/reduce.cl

@@ -109,8 +109,8 @@
 #endif
 
 #if ddepth <= 4
-#define SUM_ABS(a) convertToDT(abs(a))
-#define SUM_ABS2(a, b) convertToDT(abs_diff(a, b))
+#define SUM_ABS(a) convertFromU(abs(a))
+#define SUM_ABS2(a, b) convertFromU(abs_diff(a, b))
 #else
 #define SUM_ABS(a) fabs(a)
 #define SUM_ABS2(a, b) fabs(a - b)

modules/core/src/stat.cpp

@@ -499,20 +499,21 @@ static bool ocl_sum( InputArray _src, Scalar & res, int sum_op, InputArray _mask
     wgs2_aligned >>= 1;
 
     static const char * const opMap[3] = { "OP_SUM", "OP_SUM_ABS", "OP_SUM_SQR" };
-    char cvt[40];
+    char cvt[2][40];
     String opts = format("-D srcT=%s -D srcT1=%s -D dstT=%s -D dstTK=%s -D dstT1=%s -D ddepth=%d -D cn=%d"
-                         " -D convertToDT=%s -D %s -D WGS=%d -D WGS2_ALIGNED=%d%s%s%s%s -D kercn=%d%s%s%s",
+                         " -D convertToDT=%s -D %s -D WGS=%d -D WGS2_ALIGNED=%d%s%s%s%s -D kercn=%d%s%s%s -D convertFromU=%s",
                          ocl::typeToStr(CV_MAKE_TYPE(depth, mcn)), ocl::typeToStr(depth),
                          ocl::typeToStr(dtype), ocl::typeToStr(CV_MAKE_TYPE(ddepth, mcn)),
                          ocl::typeToStr(ddepth), ddepth, cn,
-                         ocl::convertTypeStr(depth, ddepth, mcn, cvt),
+                         ocl::convertTypeStr(depth, ddepth, mcn, cvt[0]),
                          opMap[sum_op], (int)wgs, wgs2_aligned,
                          doubleSupport ? " -D DOUBLE_SUPPORT" : "",
                          haveMask ? " -D HAVE_MASK" : "",
                          _src.isContinuous() ? " -D HAVE_SRC_CONT" : "",
                          haveMask && _mask.isContinuous() ? " -D HAVE_MASK_CONT" : "", kercn,
                          haveSrc2 ? " -D HAVE_SRC2" : "", calc2 ? " -D OP_CALC2" : "",
-                         haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "");
+                         haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "",
+                         depth <= CV_32S && ddepth == CV_32S ? ocl::convertTypeStr(CV_8U, ddepth, mcn, cvt[1]) : "noconvert");
 
     ocl::Kernel k("reduce", ocl::core::reduce_oclsrc, opts);
     if (k.empty())
@@ -1468,10 +1469,10 @@ static bool ocl_minMaxIdx( InputArray _src, double* minVal, double* maxVal, int*
             needMaxLoc = true;
     }
 
-    char cvt[40];
+    char cvt[2][40];
     String opts = format("-D DEPTH_%d -D srcT1=%s%s -D WGS=%d -D srcT=%s"
                          " -D WGS2_ALIGNED=%d%s%s%s -D kercn=%d%s%s%s%s"
-                         " -D dstT1=%s -D dstT=%s -D convertToDT=%s%s%s%s%s -D wdepth=%d",
+                         " -D dstT1=%s -D dstT=%s -D convertToDT=%s%s%s%s%s -D wdepth=%d -D convertFromU=%s",
                          depth, ocl::typeToStr(depth), haveMask ? " -D HAVE_MASK" : "", (int)wgs,
                          ocl::typeToStr(CV_MAKE_TYPE(depth, kercn)), wgs2_aligned,
                          doubleSupport ? " -D DOUBLE_SUPPORT" : "",
@@ -1480,9 +1481,11 @@ static bool ocl_minMaxIdx( InputArray _src, double* minVal, double* maxVal, int*
                          needMinVal ? " -D NEED_MINVAL" : "", needMaxVal ? " -D NEED_MAXVAL" : "",
                          needMinLoc ? " -D NEED_MINLOC" : "", needMaxLoc ? " -D NEED_MAXLOC" : "",
                          ocl::typeToStr(ddepth), ocl::typeToStr(CV_MAKE_TYPE(ddepth, kercn)),
-                         ocl::convertTypeStr(depth, ddepth, kercn, cvt), absValues ? " -D OP_ABS" : "",
+                         ocl::convertTypeStr(depth, ddepth, kercn, cvt[0]),
+                         absValues ? " -D OP_ABS" : "",
                          haveSrc2 ? " -D HAVE_SRC2" : "", maxVal2 ? " -D OP_CALC2" : "",
-                         haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "", ddepth);
+                         haveSrc2 && _src2.isContinuous() ? " -D HAVE_SRC2_CONT" : "", ddepth,
+                         depth <= CV_32S && ddepth == CV_32S ? ocl::convertTypeStr(CV_8U, ddepth, kercn, cvt[1]) : "noconvert");
 
     ocl::Kernel k("minmaxloc", ocl::core::minmaxloc_oclsrc, opts);
     if (k.empty())