// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
+#if cn != 3
+#define loadpix(addr) *(__global const T *)(addr)
+#define TSIZE (int)sizeof(T)
+#else
+#define loadpix(addr) vload3(0, (__global const T1 *)(addr))
+#define TSIZE ((int)sizeof(T1)*3)
+#endif
+
#define SQSUMS_PTR(ox, oy) mad24(y + oy, src_sqsums_step, mad24(x + ox, cn, src_sqsums_offset))
#define SUMS_PTR(ox, oy) mad24(y + oy, src_sums_step, mad24(x + ox, cn, src_sums_offset))
#define SUMS(ox, oy) mad24(y+oy, src_sums_step, mad24(x+ox, (int)sizeof(T1)*cn, src_sums_offset))
#error "cn should be 1-4"
#endif
-#if cn != 3
-#define loadpix(addr) *(__global const T *)(addr)
-#define TSIZE (int)sizeof(T)
-#else
-#define loadpix(addr) vload3(0, (__global const T1 *)(addr))
-#define TSIZE ((int)sizeof(T1)*3)
-#endif
-
#ifdef CALC_SUM
__kernel void calcSum(__global const uchar * srcptr, int src_step, int src_offset,
#elif defined CCORR
-#if cn==3
-
-__kernel void matchTemplate_Naive_CCORR(__global const uchar * srcptr, int src_step, int src_offset,
- __global const uchar * templateptr, int template_step, int template_offset, int template_rows, int template_cols,
- __global uchar * dst, int dst_step, int dst_offset, int dst_rows, int dst_cols)
-{
- int x = get_global_id(0);
- int y = get_global_id(1);
-
- if (x < dst_cols && y < dst_rows)
- {
- WT sum = (WT)(0);
-
- for (int i = 0; i < template_rows; ++i)
- {
- for (int j = 0; j < template_cols; ++j)
- {
- T src = vload3(0, (__global const T1 *)(srcptr + mad24(y+i, src_step, mad24(x+j, (int)sizeof(T1)*cn, src_offset))));
- T template = vload3(0, (__global const T1 *)(templateptr + mad24(i, template_step, mad24(j, (int)sizeof(T1)*cn, template_offset))));
-#if wdepth == 4
- sum = mad24(convertToWT(src), convertToWT(template), sum);
-#else
- sum = mad(convertToWT(src), convertToWT(template), sum);
-#endif
- }
- }
-
- int dst_idx = mad24(y, dst_step, mad24(x, (int)sizeof(float), dst_offset));
- *(__global float *)(dst + dst_idx) = convertToDT(sum);
- }
-}
-
-#elif cn==1 && PIX_PER_WI_X==4
+#if cn==1 && PIX_PER_WI_X==4
__kernel void matchTemplate_Naive_CCORR(__global const uchar * srcptr, int src_step, int src_offset,
__global const uchar * templateptr, int template_step, int template_offset, int template_rows, int template_cols,
__global const uchar * templateptr, int template_step, int template_offset, int template_rows, int template_cols,
__global uchar * dst, int dst_step, int dst_offset, int dst_rows, int dst_cols)
{
- int x0 = get_global_id(0)*PIX_PER_WI_X;
+ int x = get_global_id(0);
int y = get_global_id(1);
- int step = src_step/(int)sizeof(T);
-
- if (y < dst_rows)
+ if (x < dst_cols && y < dst_rows)
{
- WT sum [PIX_PER_WI_X];
- #pragma unroll
- for (int i=0; i < PIX_PER_WI_X; i++)
- sum[i] = 0;
-
- __global const T * src = (__global const T *)(srcptr + mad24(y, src_step, mad24(x0, (int)sizeof(T), src_offset)));
- __global const T * template = (__global const T *)(templateptr + template_offset);
+ WT sum = (WT)(0);
for (int i = 0; i < template_rows; ++i)
{
for (int j = 0; j < template_cols; ++j)
{
- #pragma unroll
- for (int cx=0, x = x0; cx < PIX_PER_WI_X && x < dst_cols; ++cx, ++x)
- {
-
+ T src = loadpix(srcptr + mad24(y+i, src_step, mad24(x+j, TSIZE, src_offset)));
+ T template = loadpix(templateptr + mad24(i, template_step, mad24(j, TSIZE, template_offset)));
#if wdepth == 4
- sum[cx] = mad24(convertToWT(src[j+cx]), convertToWT(template[j]), sum[cx]);
+ sum = mad24(convertToWT(src), convertToWT(template), sum);
#else
- sum[cx] = mad(convertToWT(src[j+cx]), convertToWT(template[j]), sum[cx]);
+ sum = mad(convertToWT(src), convertToWT(template), sum);
#endif
- }
}
-
- src = (__global const T *)((__global const uchar *)src + src_step);
- template = (__global const T *)((__global const uchar *)template + template_step);
}
- #pragma unroll
- for (int cx=0; cx < PIX_PER_WI_X && x0 < dst_cols; ++cx, ++x0)
- {
- int dst_idx = mad24(y, dst_step, mad24(x0, (int)sizeof(float), dst_offset));
- *(__global float *)(dst + dst_idx) = convertToDT(sum[cx]);
- }
+ int dst_idx = mad24(y, dst_step, mad24(x, (int)sizeof(float), dst_offset));
+ *(__global float *)(dst + dst_idx) = convertToDT(sum);
}
}
#endif
#elif defined SQDIFF
-#if cn==3
-
__kernel void matchTemplate_Naive_SQDIFF(__global const uchar * srcptr, int src_step, int src_offset,
__global const uchar * templateptr, int template_step, int template_offset, int template_rows, int template_cols,
__global uchar * dst, int dst_step, int dst_offset, int dst_rows, int dst_cols)
{
for (int j = 0; j < template_cols; ++j)
{
- T src = vload3(0, (__global const T1 *)(srcptr + mad24(y+i, src_step, mad24(x+j, (int)sizeof(T1)*cn, src_offset))));
- T template = vload3(0, (__global const T1 *)(templateptr + mad24(i, template_step, mad24(j, (int)sizeof(T1)*cn, template_offset))));
+ T src = loadpix(srcptr + mad24(y+i, src_step, mad24(x+j, TSIZE, src_offset)));
+ T template = loadpix(templateptr + mad24(i, template_step, mad24(j, TSIZE, template_offset)));
value = convertToWT(src) - convertToWT(template);
#if wdepth == 4
}
}
-#else
-
-__kernel void matchTemplate_Naive_SQDIFF(__global const uchar * srcptr, int src_step, int src_offset,
- __global const uchar * templateptr, int template_step, int template_offset, int template_rows, int template_cols,
- __global uchar * dst, int dst_step, int dst_offset, int dst_rows, int dst_cols)
-{
- int x = get_global_id(0);
- int y = get_global_id(1);
-
- if (x < dst_cols && y < dst_rows)
- {
- __global const T * src = (__global const T *)(srcptr + mad24(y, src_step, mad24(x, (int)sizeof(T), src_offset)));
- __global const T * template = (__global const T *)(templateptr + template_offset);
-
- WT sum = (WT)(0), value;
-
- for (int i = 0; i < template_rows; ++i)
- {
- for (int j = 0; j < template_cols; ++j)
- {
- value = convertToWT(src[j]) - convertToWT(template[j]);
-#if wdepth == 4
- sum = mad24(value, value, sum);
-#else
- sum = mad(value, value, sum);
-#endif
- }
-
- src = (__global const T *)((__global const uchar *)src + src_step);
- template = (__global const T *)((__global const uchar *)template + template_step);
- }
-
- int dst_idx = mad24(y, dst_step, mad24(x, (int)sizeof(float), dst_offset));
- *(__global float *)(dst + dst_idx) = convertToDT(sum);
- }
-}
-
-#endif
-
#elif defined SQDIFF_PREPARED
__kernel void matchTemplate_Prepared_SQDIFF(__global const uchar * src_sqsums, int src_sqsums_step, int src_sqsums_offset,
return k.run(1, &globalsize, &wgs, false);
}
-static bool useNaive(int method, Size size)
+static bool useNaive(Size size)
{
- if(method == TM_CCORR || method == TM_SQDIFF )
- {
- return size.height < 18 && size.width < 18;
- }
- else
- return false;
+ if (!ocl::Device::getDefault().isIntel())
+ return true;
+
+ int dft_size = 18;
+ return size.height < dft_size && size.width < dft_size;
+
}
struct ConvolveBuf
static bool matchTemplateNaive_CCORR(InputArray _image, InputArray _templ, OutputArray _result)
{
int type = _image.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
- int wdepth = std::max(depth, CV_32S), wtype = CV_MAKE_TYPE(wdepth, cn);
+ int wdepth = CV_32F, wtype = CV_MAKE_TYPE(wdepth, cn);
ocl::Device dev = ocl::Device::getDefault();
- int pxPerWIx = (cn!=3 && dev.isIntel() && (dev.type() & ocl::Device::TYPE_GPU)) ? 4 : 1;
+ int pxPerWIx = (cn==1 && dev.isIntel() && (dev.type() & ocl::Device::TYPE_GPU)) ? 4 : 1;
int rated_cn = cn;
int wtype1 = wtype;
- if (pxPerWIx!=1 && cn==1)
+ if (pxPerWIx!=1)
{
rated_cn = pxPerWIx;
type = CV_MAKE_TYPE(depth, rated_cn);
static bool matchTemplate_CCORR(InputArray _image, InputArray _templ, OutputArray _result)
+{
+ if (useNaive(_templ.size()))
+ return( matchTemplateNaive_CCORR(_image, _templ, _result));
+ else
+ {
+ if(_image.depth() == CV_8U)
{
- if (useNaive(TM_CCORR, _templ.size()))
- return( matchTemplateNaive_CCORR(_image, _templ, _result));
-
- else
- {
- if(_image.depth() == CV_8U && _templ.depth() == CV_8U)
- {
- UMat imagef, templf;
- UMat image = _image.getUMat();
- UMat templ = _templ.getUMat();
- image.convertTo(imagef, CV_32F);
- templ.convertTo(templf, CV_32F);
- return(convolve_32F(imagef, templf, _result));
- }
- else
- {
- return(convolve_32F(_image, _templ, _result));
- }
- }
+ UMat imagef, templf;
+ UMat image = _image.getUMat();
+ UMat templ = _templ.getUMat();
+ image.convertTo(imagef, CV_32F);
+ templ.convertTo(templf, CV_32F);
+ return(convolve_32F(imagef, templf, _result));
+ }
+ else
+ {
+ return(convolve_32F(_image, _templ, _result));
}
+ }
+}
static bool matchTemplate_CCORR_NORMED(InputArray _image, InputArray _templ, OutputArray _result)
{
static bool matchTemplateNaive_SQDIFF(InputArray _image, InputArray _templ, OutputArray _result)
{
int type = _image.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
- int wdepth = std::max(depth, CV_32S), wtype = CV_MAKE_TYPE(wdepth, cn);
+ int wdepth = CV_32F, wtype = CV_MAKE_TYPE(wdepth, cn);
char cvt[40];
ocl::Kernel k("matchTemplate_Naive_SQDIFF", ocl::imgproc::match_template_oclsrc,
static bool matchTemplate_SQDIFF(InputArray _image, InputArray _templ, OutputArray _result)
{
- if (useNaive(TM_SQDIFF, _templ.size()))
+ if (useNaive(_templ.size()))
return( matchTemplateNaive_SQDIFF(_image, _templ, _result));
else
{