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Canny via OpenVX, Node wrapper extended (query/set attribute), some naming fixes

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This commit is contained in:
apavlenko
2016-11-25 12:35:55 +03:00
parent beea04cc89
commit 1e2ddc30b1
8 changed files with 389 additions and 59 deletions
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modules/core/include/opencv2/core.hpp
+1
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@@ -3215,5 +3215,6 @@ template<> struct ParamType<uchar>
#include "opencv2/core/cvstd.inl.hpp"
#include "opencv2/core/utility.hpp"
#include "opencv2/core/optim.hpp"
#include "opencv2/core/ovx.hpp"
#endif /*OPENCV_CORE_HPP*/
modules/core/include/opencv2/core/openvx/ovx_defs.hpp
+33
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@@ -0,0 +1,33 @@
// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
// Copyright (C) 2016, Intel Corporation, all rights reserved.
// Third party copyrights are property of their respective owners.
// OpenVX related definitions and declarations
#pragma once
#ifndef OPENCV_OVX_DEFS_HPP
#define OPENCV_OVX_DEFS_HPP
#include "cvconfig.h"
// utility macro for running OpenVX-based implementations
#ifdef HAVE_OPENVX
#define IVX_HIDE_INFO_WARNINGS
#define IVX_USE_OPENCV
#include "ivx.hpp"
#define CV_OVX_RUN(condition, func, ...) \
if (cv::useOpenVX() && (condition) && func) \
{ \
return __VA_ARGS__; \
}
#else
#define CV_OVX_RUN(condition, func, ...)
#endif // HAVE_OPENVX
#endif // OPENCV_OVX_DEFS_HPP
modules/core/include/opencv2/core/ovx.hpp
+28
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@@ -0,0 +1,28 @@
// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
// Copyright (C) 2016, Intel Corporation, all rights reserved.
// Third party copyrights are property of their respective owners.
// OpenVX related definitions and declarations
#pragma once
#ifndef OPENCV_OVX_HPP
#define OPENCV_OVX_HPP
#include "cvdef.h"
namespace cv
{
/// Check if use of OpenVX is possible
CV_EXPORTS_W bool haveOpenVX();
/// Check if use of OpenVX is enabled
CV_EXPORTS_W bool useOpenVX();
/// Enable/disable use of OpenVX
CV_EXPORTS_W void setUseOpenVX(bool flag);
} // namespace cv
#endif // OPENCV_OVX_HPP
modules/core/src/ovx.cpp
+72
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@@ -0,0 +1,72 @@
// This file is part of OpenCV project.
// It is subject to the license terms in the LICENSE file found in the top-level directory
// of this distribution and at http://opencv.org/license.html.
// Copyright (C) 2016, Intel Corporation, all rights reserved.
// Third party copyrights are property of their respective owners.
// OpenVX related functions
#include "precomp.hpp"
#include "opencv2/core/ovx.hpp"
#include "opencv2/core/openvx/ovx_defs.hpp"
namespace cv
{
bool haveOpenVX()
{
#ifdef HAVE_OPENVX
static int g_haveOpenVX = -1;
if(g_haveOpenVX < 0)
{
try
{
ivx::Context context = ivx::Context::create();
vx_uint16 vComp = ivx::compiledWithVersion();
vx_uint16 vCurr = context.version();
g_haveOpenVX =
VX_VERSION_MAJOR(vComp) == VX_VERSION_MAJOR(vCurr) &&
VX_VERSION_MINOR(vComp) == VX_VERSION_MINOR(vCurr)
? 1 : 0;
}
catch(const ivx::WrapperError&)
{ g_haveOpenVX = 0; }
catch(const ivx::RuntimeError&)
{ g_haveOpenVX = 0; }
}
return g_haveOpenVX == 1;
#else
return false;
#endif
}
bool useOpenVX()
{
#ifdef HAVE_OPENVX
CoreTLSData* data = getCoreTlsData().get();
if( data->useOpenVX < 0 )
{
// enabled (if available) by default
data->useOpenVX = haveOpenVX() ? 1 : 0;
}
return data->useOpenVX > 0;
#else
return false;
#endif
}
void setUseOpenVX(bool flag)
{
#ifdef HAVE_OPENVX
if( haveOpenVX() )
{
CoreTLSData* data = getCoreTlsData().get();
data->useOpenVX = flag ? 1 : 0;
}
#else
CV_Assert(!flag && "OpenVX support isn't enabled at compile time");
#endif
}
} // namespace cv
modules/core/src/precomp.hpp
+8 -3
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@@ -262,11 +262,13 @@ struct CoreTLSData
device(0), useOpenCL(-1),
//#endif
useIPP(-1)
{
#ifdef HAVE_TEGRA_OPTIMIZATION
useTegra = -1;
,useTegra(-1)
#endif
}
#ifdef HAVE_OPENVX
,useOpenVX(-1)
#endif
{}
RNG rng;
//#ifdef HAVE_OPENCL
@@ -278,6 +280,9 @@ struct CoreTLSData
#ifdef HAVE_TEGRA_OPTIMIZATION
int useTegra; // 1 - use, 0 - do not use, -1 - auto/not initialized
#endif
#ifdef HAVE_OPENVX
int useOpenVX; // 1 - use, 0 - do not use, -1 - auto/not initialized
#endif
};
TLSData<CoreTLSData>& getCoreTlsData();
modules/imgproc/src/canny.cpp
+73
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@@ -45,6 +45,8 @@
#include "opencv2/core/hal/intrin.hpp"
#include <queue>
#include "opencv2/core/openvx/ovx_defs.hpp"
#ifdef _MSC_VER
#pragma warning( disable: 4127 ) // conditional expression is constant
#endif
@@ -775,6 +777,64 @@ private:
ptrdiff_t mapstep;
};
#ifdef HAVE_OPENVX
static bool openvx_canny(const Mat& src, Mat& dst, int loVal, int hiVal, int kSize, bool useL2)
{
using namespace ivx;
Context context = Context::create();
try
{
Image _src = Image::createFromHandle(
context,
Image::matTypeToFormat(src.type()),
Image::createAddressing(src),
src.data );
Image _dst = Image::createFromHandle(
context,
Image::matTypeToFormat(dst.type()),
Image::createAddressing(dst),
dst.data );
Threshold threshold = Threshold::createRange(context, VX_TYPE_UINT8, saturate_cast<uchar>(loVal), saturate_cast<uchar>(hiVal));
#if 0
// the code below is disabled because vxuCannyEdgeDetector()
// ignores context attribute VX_CONTEXT_IMMEDIATE_BORDER
// FIXME: may fail in multithread case
border_t prevBorder = context.immediateBorder();
context.setImmediateBorder(VX_BORDER_REPLICATE);
IVX_CHECK_STATUS( vxuCannyEdgeDetector(context, _src, threshold, kSize, (useL2 ? VX_NORM_L2 : VX_NORM_L1), _dst) );
context.setImmediateBorder(prevBorder);
#else
// alternative code without vxuCannyEdgeDetector()
Graph graph = Graph::create(context);
ivx::Node node = ivx::Node(vxCannyEdgeDetectorNode(graph, _src, threshold, kSize, (useL2 ? VX_NORM_L2 : VX_NORM_L1), _dst) );
node.setBorder(VX_BORDER_REPLICATE);
graph.verify();
graph.process();
#endif
#ifdef VX_VERSION_1_1
_src.swapHandle();
_dst.swapHandle();
#endif
}
catch(const WrapperError& e)
{
//CV_DbgAssert(!"openvx_canny - WrapperError");
return false;
}
catch(const RuntimeError& e)
{
//CV_DbgAssert(!"openvx_canny - RuntimeError");
return false;
}
return true;
}
#endif // HAVE_OPENVX
void Canny( InputArray _src, OutputArray _dst,
double low_thresh, double high_thresh,
int aperture_size, bool L2gradient )
@@ -805,6 +865,19 @@ void Canny( InputArray _src, OutputArray _dst,
Mat src = _src.getMat(), dst = _dst.getMat();
CV_OVX_RUN(
src.type() == CV_8UC1 &&
!src.isSubmatrix() &&
src.cols >= aperture_size &&
src.rows >= aperture_size,
openvx_canny(
src,
dst,
cvFloor(low_thresh),
cvFloor(high_thresh),
aperture_size,
L2gradient ) );
#ifdef HAVE_TEGRA_OPTIMIZATION
if (tegra::useTegra() && tegra::canny(src, dst, low_thresh, high_thresh, aperture_size, L2gradient))
return;
modules/imgproc/src/deriv.cpp
+4 -4
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@@ -263,8 +263,8 @@ namespace cv
//ATTENTION: VX_CONTEXT_IMMEDIATE_BORDER attribute change could lead to strange issues in multi-threaded environments
//since OpenVX standart says nothing about thread-safety for now
vx_border_t prevBorder = ctx.borderMode();
ctx.setBorderMode(border);
vx_border_t prevBorder = ctx.immediateBorder();
ctx.setImmediateBorder(border);
if (dtype == CV_16SC1 && ksize == 3 && ((dx | dy) == 1) && (dx + dy) == 1)
{
if(dx)
@@ -277,7 +277,7 @@ namespace cv
#if VX_VERSION <= VX_VERSION_1_0
if (ctx.vendorID() == VX_ID_KHRONOS && ((vx_size)(src.cols) <= ctx.convolutionMaxDimension() || (vx_size)(src.rows) <= ctx.convolutionMaxDimension()))
{
ctx.setBorderMode(prevBorder);
ctx.setImmediateBorder(prevBorder);
return false;
}
#endif
@@ -292,7 +292,7 @@ namespace cv
cnv.setScale(cscale);
ivx::IVX_CHECK_STATUS(vxuConvolve(ctx, ia, cnv, ib));
}
ctx.setBorderMode(prevBorder);
ctx.setImmediateBorder(prevBorder);
return true;
}
catch (ivx::RuntimeError & e)