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ported changes from PR #2867

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This commit is contained in:
Ilya Lavrenov
2014-06-26 13:25:24 +04:00
parent a3592cd068
commit 16ab6ec534
2 changed files with 137 additions and 123 deletions
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171
modules/imgproc/src/morph.cpp
View File

@@ -1342,58 +1342,80 @@ static bool IPPMorphOp(int op, InputArray _src, OutputArray _dst,
#ifdef HAVE_OPENCL
static bool ocl_morphology_op(InputArray _src, OutputArray _dst, Mat kernel,
const Size & ksize, const Point & anchor, int iterations, int op)
static bool ocl_morphOp(InputArray _src, OutputArray _dst, InputArray _kernel,
Point anchor, int iterations, int op, int borderType,
const Scalar& borderValue)
{
CV_Assert(op == MORPH_ERODE || op == MORPH_DILATE);
if (borderType != BORDER_CONSTANT)
return false;
Mat kernel = _kernel.getMat();
Size ksize = kernel.data ? kernel.size() : Size(3,3);
anchor = normalizeAnchor(anchor, ksize);
if (iterations == 0 || kernel.rows*kernel.cols == 1)
{
_src.copyTo(_dst);
return true;
}
if (!kernel.data)
{
kernel = getStructuringElement(MORPH_RECT, Size(1+iterations*2,1+iterations*2));
anchor = Point(iterations, iterations);
iterations = 1;
}
else if( iterations > 1 && countNonZero(kernel) == kernel.rows*kernel.cols )
{
anchor = Point(anchor.x*iterations, anchor.y*iterations);
kernel = getStructuringElement(MORPH_RECT,
Size(ksize.width + (iterations-1)*(ksize.width-1),
ksize.height + (iterations-1)*(ksize.height-1)),
anchor);
iterations = 1;
}
const ocl::Device & dev = ocl::Device::getDefault();
int type = _src.type(), depth = CV_MAT_DEPTH(type), cn = CV_MAT_CN(type);
bool doubleSupport = ocl::Device::getDefault().doubleFPConfig() > 0;
bool doubleSupport = dev.doubleFPConfig() > 0;
if (depth == CV_64F && !doubleSupport)
return false;
UMat kernel8U;
kernel.convertTo(kernel8U, CV_8U);
kernel8U = kernel8U.reshape(1, 1);
bool rectKernel = true;
{
Mat m = kernel.reshape(1, 1);
for (int i = 0; i < m.size().area(); ++i)
if (m.at<uchar>(i) != 1)
{
rectKernel = false;
break;
}
}
UMat src = _src.getUMat();
#ifdef ANDROID
size_t localThreads[3] = {16, 8, 1};
size_t localThreads[2] = { 16, 8 };
#else
size_t localThreads[3] = {16, 16, 1};
size_t localThreads[2] = { 16, 16 };
#endif
size_t globalThreads[3] = {(src.cols + localThreads[0] - 1) / localThreads[0] *localThreads[0], (src.rows + localThreads[1] - 1) / localThreads[1] *localThreads[1], 1};
size_t globalThreads[2] = { src.cols, src.rows };
if (localThreads[0]*localThreads[1] * 2 < (localThreads[0] + ksize.width - 1) * (localThreads[1] + ksize.height - 1))
return false;
static const char * const op2str[] = { "ERODE", "DILATE" };
String buildOptions = format("-D RADIUSX=%d -D RADIUSY=%d -D LSIZE0=%d -D LSIZE1=%d -D %s%s%s"
" -D T=%s -D DEPTH_%d -D cn=%d -D T1=%s", anchor.x, anchor.y,
(int)localThreads[0], (int)localThreads[1], op2str[op],
doubleSupport ? " -D DOUBLE_SUPPORT" : "", rectKernel ? " -D RECTKERNEL" : "",
ocl::typeToStr(_src.type()), _src.depth(), cn, ocl::typeToStr(depth));
// build processing
String processing;
Mat kernel8u;
kernel.convertTo(kernel8u, CV_8U);
for (int y = 0; y < kernel8u.rows; ++y)
for (int x = 0; x < kernel8u.cols; ++x)
if (kernel8u.at<uchar>(y, x) != 0)
processing += format("PROCESS(%d,%d)", y, x);
std::vector<ocl::Kernel> kernels;
static const char * const op2str[] = { "ERODE", "DILATE" };
String buildOptions = format("-D RADIUSX=%d -D RADIUSY=%d -D LSIZE0=%d -D LSIZE1=%d -D %s%s"
" -D PROCESS_ELEMS=%s -D T=%s -D DEPTH_%d -D cn=%d -D T1=%s", anchor.x, anchor.y,
(int)localThreads[0], (int)localThreads[1], op2str[op],
doubleSupport ? " -D DOUBLE_SUPPORT" : "", processing.c_str(),
ocl::typeToStr(type), depth, cn, ocl::typeToStr(depth));
std::vector<ocl::Kernel> kernels(iterations);
for (int i = 0; i < iterations; i++)
{
ocl::Kernel k("morph", ocl::imgproc::morph_oclsrc, buildOptions);
if (k.empty())
kernels[i].create("morph", ocl::imgproc::morph_oclsrc, buildOptions);
if (kernels[i].empty())
return false;
kernels.push_back(k);
}
_dst.create(src.size(), src.type());
@@ -1407,8 +1429,7 @@ static bool ocl_morphology_op(InputArray _src, OutputArray _dst, Mat kernel,
int wholecols = wholesize.width, wholerows = wholesize.height;
kernels[0].args(ocl::KernelArg::ReadOnlyNoSize(src), ocl::KernelArg::WriteOnlyNoSize(dst),
ofs.x, ofs.y, src.cols, src.rows, ocl::KernelArg::PtrReadOnly(kernel8U),
wholecols, wholerows);
ofs.x, ofs.y, src.cols, src.rows, wholecols, wholerows);
return kernels[0].run(2, globalThreads, localThreads, false);
}
@@ -1422,19 +1443,20 @@ static bool ocl_morphology_op(InputArray _src, OutputArray _dst, Mat kernel,
if (i == 0)
{
int cols = src.cols, rows = src.rows;
src.locateROI(wholesize,ofs);
src.locateROI(wholesize, ofs);
src.adjustROI(ofs.y, wholesize.height - rows - ofs.y, ofs.x, wholesize.width - cols - ofs.x);
if(src.u != dst.u)
source = src;
else
src.copyTo(source);
src.adjustROI(-ofs.y, -wholesize.height + rows + ofs.y, -ofs.x, -wholesize.width + cols + ofs.x);
source.adjustROI(-ofs.y, -wholesize.height + rows + ofs.y, -ofs.x, -wholesize.width + cols + ofs.x);
}
else
{
int cols = dst.cols, rows = dst.rows;
dst.locateROI(wholesize,ofs);
dst.locateROI(wholesize, ofs);
dst.adjustROI(ofs.y, wholesize.height - rows - ofs.y, ofs.x, wholesize.width - cols - ofs.x);
dst.copyTo(source);
dst.adjustROI(-ofs.y, -wholesize.height + rows + ofs.y, -ofs.x, -wholesize.width + cols + ofs.x);
@@ -1443,12 +1465,12 @@ static bool ocl_morphology_op(InputArray _src, OutputArray _dst, Mat kernel,
source.locateROI(wholesize, ofs);
kernels[i].args(ocl::KernelArg::ReadOnlyNoSize(source), ocl::KernelArg::WriteOnlyNoSize(dst),
ofs.x, ofs.y, source.cols, source.rows, ocl::KernelArg::PtrReadOnly(kernel8U),
wholesize.width, wholesize.height);
ofs.x, ofs.y, source.cols, source.rows, wholesize.width, wholesize.height);
if (!kernels[i].run(2, globalThreads, localThreads, false))
return false;
}
return true;
}
@@ -1459,10 +1481,10 @@ static void morphOp( int op, InputArray _src, OutputArray _dst,
Point anchor, int iterations,
int borderType, const Scalar& borderValue )
{
#ifdef HAVE_OPENCL
int src_type = _src.type(),
src_cn = CV_MAT_CN(src_type), src_depth = CV_MAT_DEPTH(src_type);
#endif
CV_OCL_RUN(_dst.isUMat() && _src.dims() <= 2 && _src.channels() <= 4 &&
borderType == cv::BORDER_CONSTANT && borderValue == morphologyDefaultBorderValue() &&
(op == MORPH_ERODE || op == MORPH_DILATE),
ocl_morphOp(_src, _dst, _kernel, anchor, iterations, op, borderType, borderValue) )
Mat kernel = _kernel.getMat();
Size ksize = kernel.data ? kernel.size() : Size(3,3);
@@ -1490,12 +1512,6 @@ static void morphOp( int op, InputArray _src, OutputArray _dst,
iterations = 1;
}
CV_OCL_RUN(_dst.isUMat() && _src.dims() <= 2 && src_cn <= 4 &&
(src_depth == CV_8U || src_depth == CV_32F || src_depth == CV_64F ) &&
borderType == cv::BORDER_CONSTANT && borderValue == morphologyDefaultBorderValue() &&
(op == MORPH_ERODE || op == MORPH_DILATE),
ocl_morphology_op(_src, _dst, kernel, ksize, anchor, iterations, op) )
#if IPP_VERSION_X100 >= 801
if( IPPMorphOp(op, _src, _dst, kernel, anchor, iterations, borderType, borderValue) )
return;
@@ -1515,13 +1531,6 @@ static void morphOp( int op, InputArray _src, OutputArray _dst,
parallel_for_(Range(0, nStripes),
MorphologyRunner(src, dst, nStripes, iterations, op, kernel, anchor, borderType, borderType, borderValue));
//Ptr<FilterEngine> f = createMorphologyFilter(op, src.type(),
// kernel, anchor, borderType, borderType, borderValue );
//f->apply( src, dst );
//for( int i = 1; i < iterations; i++ )
// f->apply( dst, dst );
}
}
@@ -1543,53 +1552,56 @@ void cv::dilate( InputArray src, OutputArray dst, InputArray kernel,
#ifdef HAVE_OPENCL
static void ocl_morphologyEx(InputArray _src, OutputArray _dst, int op,
namespace cv {
static bool ocl_morphologyEx(InputArray _src, OutputArray _dst, int op,
InputArray kernel, Point anchor, int iterations,
int borderType, const Scalar& borderValue)
{
int type = _src.type(), cn = CV_MAT_CN(type);
Size ksize = kernel.size();
_dst.create(_src.size(), type);
_dst.createSameSize(_src, _src.type());
UMat temp;
switch( op )
{
case MORPH_ERODE:
erode( _src, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, _dst, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
break;
case MORPH_DILATE:
dilate( _src, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, _dst, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
break;
case MORPH_OPEN:
erode( _src, temp, kernel, anchor, iterations, borderType, borderValue );
dilate( temp, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, temp, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
ocl_morphOp( temp, _dst, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
break;
case CV_MOP_CLOSE:
dilate( _src, temp, kernel, anchor, iterations, borderType, borderValue );
erode( temp, _dst, kernel, anchor, iterations, borderType, borderValue );
case MORPH_CLOSE:
ocl_morphOp( _src, temp, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
ocl_morphOp( temp, _dst, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
break;
case CV_MOP_GRADIENT:
case MORPH_GRADIENT:
// ??
erode( _src, temp, kernel, anchor, iterations, borderType, borderValue );
dilate( _src, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, temp, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
ocl_morphOp( _src, _dst, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
subtract(_dst, temp, _dst);
break;
case CV_MOP_TOPHAT:
case MORPH_TOPHAT:
// ??
erode( _src, temp, kernel, anchor, iterations, borderType, borderValue );
dilate( temp, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, temp, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
ocl_morphOp( temp, _dst, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
subtract(_src, _dst, _dst);
break;
case CV_MOP_BLACKHAT:
case MORPH_BLACKHAT:
// ??
dilate( _src, temp, kernel, anchor, iterations, borderType, borderValue );
erode( temp, _dst, kernel, anchor, iterations, borderType, borderValue );
ocl_morphOp( _src, temp, kernel, anchor, iterations, MORPH_DILATE, borderType, borderValue );
ocl_morphOp( temp, _dst, kernel, anchor, iterations, MORPH_ERODE, borderType, borderValue );
subtract(_dst, _src, _dst);
break;
default:
CV_Error( CV_StsBadArg, "unknown morphological operation" );
}
return true;
}
}
#endif
@@ -1598,10 +1610,13 @@ void cv::morphologyEx( InputArray _src, OutputArray _dst, int op,
InputArray kernel, Point anchor, int iterations,
int borderType, const Scalar& borderValue )
{
CV_OCL_RUN(_dst.isUMat() && _src.dims() <= 2 && cn <= 4 &&
#ifdef HAVE_OPENCL
Size ksize = kernel.size();
CV_OCL_RUN(_dst.isUMat() && _src.dims() <= 2 && _src.channels() <= 4 &&
anchor.x == ksize.width >> 1 && anchor.y == ksize.height >> 1 &&
borderType == cv::BORDER_CONSTANT && borderValue == morphologyDefaultBorderValue(),
borderType == cv::BORDER_CONSTANT,
ocl_morphologyEx(_src, _dst, op, kernel, anchor, iterations, borderType, borderValue))
#endif
Mat src = _src.getMat(), temp;
_dst.create(src.size(), src.type());

89
modules/imgproc/src/opencl/morph.cl
View File

@@ -54,59 +54,70 @@
#endif
#ifdef DEPTH_0
#ifdef ERODE
#define VAL 255
#endif
#ifdef DILATE
#define VAL 0
#endif
#define MIN_VAL 0
#define MAX_VAL UCHAR_MAX
#elif defined DEPTH_1
#define MIN_VAL SCHAR_MIN
#define MAX_VAL SCHAR_MAX
#elif defined DEPTH_2
#define MIN_VAL 0
#define MAX_VAL USHRT_MAX
#elif defined DEPTH_3
#define MIN_VAL SHRT_MIN
#define MAX_VAL SHRT_MAX
#elif defined DEPTH_4
#define MIN_VAL INT_MIN
#define MAX_VAL INT_MAX
#elif defined DEPTH_5
#ifdef ERODE
#define VAL FLT_MAX
#endif
#ifdef DILATE
#define VAL -FLT_MAX
#endif
#define MIN_VAL (-FLT_MAX)
#define MAX_VAL FLT_MAX
#elif defined DEPTH_6
#ifdef ERODE
#define VAL DBL_MAX
#endif
#ifdef DILATE
#define VAL -DBL_MAX
#endif
#define MIN_VAL (-DBL_MAX)
#define MAX_VAL DBL_MAX
#endif
#ifdef ERODE
#if defined(INTEL_DEVICE) && (DEPTH_0)
#ifdef OP_ERODE
#define VAL MAX_VAL
#elif defined OP_DILATE
#define VAL MIN_VAL
#else
#error "Unknown operation"
#endif
#ifdef OP_ERODE
#if defined INTEL_DEVICE && defined DEPTH_0
// workaround for bug in Intel HD graphics drivers (10.18.10.3496 or older)
#define __CAT(x, y) x##y
#define CAT(x, y) __CAT(x, y)
#define WA_CONVERT_1 CAT(convert_uint, cn)
#define WA_CONVERT_2 CAT(convert_, T)
#define convert_uint1 convert_uint
#define MORPH_OP(A,B) WA_CONVERT_2(min(WA_CONVERT_1(A),WA_CONVERT_1(B)))
#define MORPH_OP(A, B) WA_CONVERT_2(min(WA_CONVERT_1(A), WA_CONVERT_1(B)))
#else
#define MORPH_OP(A,B) min((A),(B))
#define MORPH_OP(A, B) min((A), (B))
#endif
#endif
#ifdef DILATE
#define MORPH_OP(A,B) max((A),(B))
#ifdef OP_DILATE
#define MORPH_OP(A, B) max((A), (B))
#endif
#define PROCESS(y, x) \
res = MORPH_OP(res, LDS_DAT[mad24(l_y + y, width, l_x + x)]);
// BORDER_CONSTANT: iiiiii|abcdefgh|iiiiiii
#define ELEM(i, l_edge, r_edge, elem1, elem2) (i) < (l_edge) | (i) >= (r_edge) ? (elem1) : (elem2)
__kernel void morph(__global const uchar * srcptr, int src_step, int src_offset,
__global uchar * dstptr, int dst_step, int dst_offset,
int src_offset_x, int src_offset_y, int cols, int rows,
__constant uchar * mat_kernel, int src_whole_cols, int src_whole_rows)
int src_whole_cols, int src_whole_rows EXTRA_PARAMS)
{
int gidx = get_global_id(0), gidy = get_global_id(1);
int l_x = get_local_id(0), l_y = get_local_id(1);
int x = get_group_id(0) * LSIZE0, y = get_group_id(1) * LSIZE1;
int start_x = x + src_offset_x - RADIUSX;
int end_x = x + src_offset_x + LSIZE0 + RADIUSX;
int width = end_x - (x + src_offset_x - RADIUSX) + 1;
int width = mad24(RADIUSX, 2, LSIZE0 + 1);
int start_y = y + src_offset_y - RADIUSY;
int point1 = mad24(l_y, LSIZE0, l_x);
int point2 = point1 + LSIZE0 * LSIZE1;
@@ -117,7 +128,7 @@ __kernel void morph(__global const uchar * srcptr, int src_step, int src_offset,
int start_addr = mad24(cur_y, src_step, cur_x * TSIZE);
int start_addr2 = mad24(cur_y2, src_step, cur_x2 * TSIZE);
__local T LDS_DAT[2*LSIZE1*LSIZE0];
__local T LDS_DAT[2 * LSIZE1 * LSIZE0];
// read pixels from src
int end_addr = mad24(src_whole_rows - 1, src_step, src_whole_cols * TSIZE);
@@ -128,8 +139,8 @@ __kernel void morph(__global const uchar * srcptr, int src_step, int src_offset,
T temp1 = loadpix(srcptr + start_addr2);
// judge if read out of boundary
temp0 = ELEM(cur_x, 0, src_whole_cols, (T)(VAL),temp0);
temp0 = ELEM(cur_y, 0, src_whole_rows, (T)(VAL),temp0);
temp0 = ELEM(cur_x, 0, src_whole_cols, (T)(VAL), temp0);
temp0 = ELEM(cur_y, 0, src_whole_rows, (T)(VAL), temp0);
temp1 = ELEM(cur_x2, 0, src_whole_cols, (T)(VAL), temp1);
temp1 = ELEM(cur_y2, 0, src_whole_rows, (T)(VAL), temp1);
@@ -138,23 +149,11 @@ __kernel void morph(__global const uchar * srcptr, int src_step, int src_offset,
LDS_DAT[point2] = temp1;
barrier(CLK_LOCAL_MEM_FENCE);
T res = (T)(VAL);
for (int i = 0, sizey = 2 * RADIUSY + 1; i < sizey; i++)
for (int j = 0, sizex = 2 * RADIUSX + 1; j < sizex; j++)
{
res =
#ifndef RECTKERNEL
mat_kernel[i*(2*RADIUSX+1)+j] ?
#endif
MORPH_OP(res, LDS_DAT[mad24(l_y + i, width, l_x + j)])
#ifndef RECTKERNEL
: res
#endif
;
}
if (gidx < cols && gidy < rows)
{
T res = (T)(VAL);
PROCESS_ELEMS;
int dst_index = mad24(gidy, dst_step, mad24(gidx, TSIZE, dst_offset));
storepix(res, dstptr + dst_index);
}