mirror of
https://github.com/opencv/opencv.git
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Merge pull request #4127 from avershov:opengl-opencl-sample
This commit is contained in:
Alexander Alekhin
commit
f4cb8c0dfb
@ -0,0 +1,58 @@
|
||||
//
|
||||
// AUTOGENERATED, DO NOT EDIT
|
||||
//
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_HPP__
|
||||
#error "Invalid usage"
|
||||
#endif
|
||||
|
||||
// generated by parser_cl.py
|
||||
#define clCreateFromGLBuffer clCreateFromGLBuffer_
|
||||
#define clCreateFromGLRenderbuffer clCreateFromGLRenderbuffer_
|
||||
#define clCreateFromGLTexture clCreateFromGLTexture_
|
||||
#define clCreateFromGLTexture2D clCreateFromGLTexture2D_
|
||||
#define clCreateFromGLTexture3D clCreateFromGLTexture3D_
|
||||
#define clEnqueueAcquireGLObjects clEnqueueAcquireGLObjects_
|
||||
#define clEnqueueReleaseGLObjects clEnqueueReleaseGLObjects_
|
||||
#define clGetGLContextInfoKHR clGetGLContextInfoKHR_
|
||||
#define clGetGLObjectInfo clGetGLObjectInfo_
|
||||
#define clGetGLTextureInfo clGetGLTextureInfo_
|
||||
|
||||
#if defined __APPLE__
|
||||
#include <OpenCL/cl_gl.h>
|
||||
#else
|
||||
#include <CL/cl_gl.h>
|
||||
#endif
|
||||
|
||||
// generated by parser_cl.py
|
||||
#undef clCreateFromGLBuffer
|
||||
#define clCreateFromGLBuffer clCreateFromGLBuffer_pfn
|
||||
#undef clCreateFromGLRenderbuffer
|
||||
#define clCreateFromGLRenderbuffer clCreateFromGLRenderbuffer_pfn
|
||||
#undef clCreateFromGLTexture
|
||||
#define clCreateFromGLTexture clCreateFromGLTexture_pfn
|
||||
#undef clCreateFromGLTexture2D
|
||||
#define clCreateFromGLTexture2D clCreateFromGLTexture2D_pfn
|
||||
#undef clCreateFromGLTexture3D
|
||||
#define clCreateFromGLTexture3D clCreateFromGLTexture3D_pfn
|
||||
#undef clEnqueueAcquireGLObjects
|
||||
#define clEnqueueAcquireGLObjects clEnqueueAcquireGLObjects_pfn
|
||||
#undef clEnqueueReleaseGLObjects
|
||||
#define clEnqueueReleaseGLObjects clEnqueueReleaseGLObjects_pfn
|
||||
#undef clGetGLContextInfoKHR
|
||||
#define clGetGLContextInfoKHR clGetGLContextInfoKHR_pfn
|
||||
#undef clGetGLObjectInfo
|
||||
#define clGetGLObjectInfo clGetGLObjectInfo_pfn
|
||||
#undef clGetGLTextureInfo
|
||||
#define clGetGLTextureInfo clGetGLTextureInfo_pfn
|
||||
|
||||
// generated by parser_cl.py
|
||||
extern CL_RUNTIME_EXPORT cl_mem (CL_API_CALL*clCreateFromGLBuffer)(cl_context, cl_mem_flags, cl_GLuint, int*);
|
||||
extern CL_RUNTIME_EXPORT cl_mem (CL_API_CALL*clCreateFromGLRenderbuffer)(cl_context, cl_mem_flags, cl_GLuint, cl_int*);
|
||||
extern CL_RUNTIME_EXPORT cl_mem (CL_API_CALL*clCreateFromGLTexture)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*);
|
||||
extern CL_RUNTIME_EXPORT cl_mem (CL_API_CALL*clCreateFromGLTexture2D)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*);
|
||||
extern CL_RUNTIME_EXPORT cl_mem (CL_API_CALL*clCreateFromGLTexture3D)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*);
|
||||
extern CL_RUNTIME_EXPORT cl_int (CL_API_CALL*clEnqueueAcquireGLObjects)(cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*);
|
||||
extern CL_RUNTIME_EXPORT cl_int (CL_API_CALL*clEnqueueReleaseGLObjects)(cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*);
|
||||
extern CL_RUNTIME_EXPORT cl_int (CL_API_CALL*clGetGLContextInfoKHR)(const cl_context_properties*, cl_gl_context_info, size_t, void*, size_t*);
|
||||
extern CL_RUNTIME_EXPORT cl_int (CL_API_CALL*clGetGLObjectInfo)(cl_mem, cl_gl_object_type*, cl_GLuint*);
|
||||
extern CL_RUNTIME_EXPORT cl_int (CL_API_CALL*clGetGLTextureInfo)(cl_mem, cl_gl_texture_info, size_t, void*, size_t*);
|
||||
@ -0,0 +1,38 @@
|
||||
//
|
||||
// AUTOGENERATED, DO NOT EDIT
|
||||
//
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_WRAPPERS_HPP__
|
||||
#error "Invalid usage"
|
||||
#endif
|
||||
|
||||
// generated by parser_cl.py
|
||||
#undef clCreateFromGLBuffer
|
||||
#define clCreateFromGLBuffer clCreateFromGLBuffer_fn
|
||||
inline cl_mem clCreateFromGLBuffer(cl_context p0, cl_mem_flags p1, cl_GLuint p2, int* p3) { return clCreateFromGLBuffer_pfn(p0, p1, p2, p3); }
|
||||
#undef clCreateFromGLRenderbuffer
|
||||
#define clCreateFromGLRenderbuffer clCreateFromGLRenderbuffer_fn
|
||||
inline cl_mem clCreateFromGLRenderbuffer(cl_context p0, cl_mem_flags p1, cl_GLuint p2, cl_int* p3) { return clCreateFromGLRenderbuffer_pfn(p0, p1, p2, p3); }
|
||||
#undef clCreateFromGLTexture
|
||||
#define clCreateFromGLTexture clCreateFromGLTexture_fn
|
||||
inline cl_mem clCreateFromGLTexture(cl_context p0, cl_mem_flags p1, cl_GLenum p2, cl_GLint p3, cl_GLuint p4, cl_int* p5) { return clCreateFromGLTexture_pfn(p0, p1, p2, p3, p4, p5); }
|
||||
#undef clCreateFromGLTexture2D
|
||||
#define clCreateFromGLTexture2D clCreateFromGLTexture2D_fn
|
||||
inline cl_mem clCreateFromGLTexture2D(cl_context p0, cl_mem_flags p1, cl_GLenum p2, cl_GLint p3, cl_GLuint p4, cl_int* p5) { return clCreateFromGLTexture2D_pfn(p0, p1, p2, p3, p4, p5); }
|
||||
#undef clCreateFromGLTexture3D
|
||||
#define clCreateFromGLTexture3D clCreateFromGLTexture3D_fn
|
||||
inline cl_mem clCreateFromGLTexture3D(cl_context p0, cl_mem_flags p1, cl_GLenum p2, cl_GLint p3, cl_GLuint p4, cl_int* p5) { return clCreateFromGLTexture3D_pfn(p0, p1, p2, p3, p4, p5); }
|
||||
#undef clEnqueueAcquireGLObjects
|
||||
#define clEnqueueAcquireGLObjects clEnqueueAcquireGLObjects_fn
|
||||
inline cl_int clEnqueueAcquireGLObjects(cl_command_queue p0, cl_uint p1, const cl_mem* p2, cl_uint p3, const cl_event* p4, cl_event* p5) { return clEnqueueAcquireGLObjects_pfn(p0, p1, p2, p3, p4, p5); }
|
||||
#undef clEnqueueReleaseGLObjects
|
||||
#define clEnqueueReleaseGLObjects clEnqueueReleaseGLObjects_fn
|
||||
inline cl_int clEnqueueReleaseGLObjects(cl_command_queue p0, cl_uint p1, const cl_mem* p2, cl_uint p3, const cl_event* p4, cl_event* p5) { return clEnqueueReleaseGLObjects_pfn(p0, p1, p2, p3, p4, p5); }
|
||||
#undef clGetGLContextInfoKHR
|
||||
#define clGetGLContextInfoKHR clGetGLContextInfoKHR_fn
|
||||
inline cl_int clGetGLContextInfoKHR(const cl_context_properties* p0, cl_gl_context_info p1, size_t p2, void* p3, size_t* p4) { return clGetGLContextInfoKHR_pfn(p0, p1, p2, p3, p4); }
|
||||
#undef clGetGLObjectInfo
|
||||
#define clGetGLObjectInfo clGetGLObjectInfo_fn
|
||||
inline cl_int clGetGLObjectInfo(cl_mem p0, cl_gl_object_type* p1, cl_GLuint* p2) { return clGetGLObjectInfo_pfn(p0, p1, p2); }
|
||||
#undef clGetGLTextureInfo
|
||||
#define clGetGLTextureInfo clGetGLTextureInfo_fn
|
||||
inline cl_int clGetGLTextureInfo(cl_mem p0, cl_gl_texture_info p1, size_t p2, void* p3, size_t* p4) { return clGetGLTextureInfo_pfn(p0, p1, p2, p3, p4); }
|
||||
@ -0,0 +1,65 @@
|
||||
/*M///////////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
|
||||
//
|
||||
// By downloading, copying, installing or using the software you agree to this license.
|
||||
// If you do not agree to this license, do not download, install,
|
||||
// copy or use the software.
|
||||
//
|
||||
//
|
||||
// License Agreement
|
||||
// For Open Source Computer Vision Library
|
||||
//
|
||||
// Copyright (C) 2010-2013, Advanced Micro Devices, Inc., all rights reserved.
|
||||
// Third party copyrights are property of their respective owners.
|
||||
//
|
||||
// Redistribution and use in source and binary forms, with or without modification,
|
||||
// are permitted provided that the following conditions are met:
|
||||
//
|
||||
// * Redistribution's of source code must retain the above copyright notice,
|
||||
// this list of conditions and the following disclaimer.
|
||||
//
|
||||
// * Redistribution's in binary form must reproduce the above copyright notice,
|
||||
// this list of conditions and the following disclaimer in the documentation
|
||||
// and/or other materials provided with the distribution.
|
||||
//
|
||||
// * The name of the copyright holders may not be used to endorse or promote products
|
||||
// derived from this software without specific prior written permission.
|
||||
//
|
||||
// This software is provided by the copyright holders and contributors "as is" and
|
||||
// any express or implied warranties, including, but not limited to, the implied
|
||||
// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
||||
// In no event shall the OpenCV Foundation or contributors be liable for any direct,
|
||||
// indirect, incidental, special, exemplary, or consequential damages
|
||||
// (including, but not limited to, procurement of substitute goods or services;
|
||||
// loss of use, data, or profits; or business interruption) however caused
|
||||
// and on any theory of liability, whether in contract, strict liability,
|
||||
// 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.
|
||||
//
|
||||
//M*/
|
||||
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_HPP__
|
||||
#define __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_HPP__
|
||||
|
||||
#if defined HAVE_OPENCL && defined HAVE_OPENGL
|
||||
|
||||
#include "opencl_core.hpp"
|
||||
|
||||
#if defined(HAVE_OPENCL_STATIC)
|
||||
|
||||
#if defined __APPLE__
|
||||
#include <OpenCL/cl_gl.h>
|
||||
#else
|
||||
#include <CL/cl_gl.h>
|
||||
#endif
|
||||
|
||||
#else // HAVE_OPENCL_STATIC
|
||||
|
||||
#include "autogenerated/opencl_gl.hpp"
|
||||
|
||||
#endif // HAVE_OPENCL_STATIC
|
||||
|
||||
#endif // defined HAVE_OPENCL && defined HAVE_OPENGL
|
||||
|
||||
#endif // __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_HPP__
|
||||
@ -0,0 +1,47 @@
|
||||
/*M///////////////////////////////////////////////////////////////////////////////////////
|
||||
//
|
||||
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
|
||||
//
|
||||
// By downloading, copying, installing or using the software you agree to this license.
|
||||
// If you do not agree to this license, do not download, install,
|
||||
// copy or use the software.
|
||||
//
|
||||
//
|
||||
// License Agreement
|
||||
// For Open Source Computer Vision Library
|
||||
//
|
||||
// Copyright (C) 2010-2013, Advanced Micro Devices, Inc., all rights reserved.
|
||||
// Third party copyrights are property of their respective owners.
|
||||
//
|
||||
// Redistribution and use in source and binary forms, with or without modification,
|
||||
// are permitted provided that the following conditions are met:
|
||||
//
|
||||
// * Redistribution's of source code must retain the above copyright notice,
|
||||
// this list of conditions and the following disclaimer.
|
||||
//
|
||||
// * Redistribution's in binary form must reproduce the above copyright notice,
|
||||
// this list of conditions and the following disclaimer in the documentation
|
||||
// and/or other materials provided with the distribution.
|
||||
//
|
||||
// * The name of the copyright holders may not be used to endorse or promote products
|
||||
// derived from this software without specific prior written permission.
|
||||
//
|
||||
// This software is provided by the copyright holders and contributors "as is" and
|
||||
// any express or implied warranties, including, but not limited to, the implied
|
||||
// warranties of merchantability and fitness for a particular purpose are disclaimed.
|
||||
// In no event shall the OpenCV Foundation or contributors be liable for any direct,
|
||||
// indirect, incidental, special, exemplary, or consequential damages
|
||||
// (including, but not limited to, procurement of substitute goods or services;
|
||||
// loss of use, data, or profits; or business interruption) however caused
|
||||
// and on any theory of liability, whether in contract, strict liability,
|
||||
// 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.
|
||||
//
|
||||
//M*/
|
||||
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_WRAPPERS_HPP__
|
||||
#define __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_WRAPPERS_HPP__
|
||||
|
||||
#include "autogenerated/opencl_gl_wrappers.hpp"
|
||||
|
||||
#endif // __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_WRAPPERS_HPP__
|
||||
@ -48,6 +48,7 @@
|
||||
#endif
|
||||
|
||||
#include "opencv2/core.hpp"
|
||||
#include "ocl.hpp"
|
||||
|
||||
namespace cv { namespace ogl {
|
||||
|
||||
@ -511,7 +512,30 @@ CV_EXPORTS void render(const Arrays& arr, int mode = POINTS, Scalar color = Scal
|
||||
*/
|
||||
CV_EXPORTS void render(const Arrays& arr, InputArray indices, int mode = POINTS, Scalar color = Scalar::all(255));
|
||||
|
||||
//! @} core_opengl
|
||||
/////////////////// CL-GL Interoperability Functions ///////////////////
|
||||
|
||||
namespace ocl {
|
||||
using namespace cv::ocl;
|
||||
|
||||
// TODO static functions in the Context class
|
||||
/** @brief Creates OpenCL context from GL.
|
||||
@return Returns reference to OpenCL Context
|
||||
*/
|
||||
CV_EXPORTS Context& initializeContextFromGL();
|
||||
|
||||
} // namespace cv::ogl::ocl
|
||||
|
||||
/** @brief Converts InputArray to Texture2D object.
|
||||
@param src - source InputArray.
|
||||
@param texture - destination Texture2D object.
|
||||
*/
|
||||
CV_EXPORTS void convertToGLTexture2D(InputArray src, Texture2D& texture);
|
||||
|
||||
/** @brief Converts Texture2D object to OutputArray.
|
||||
@param texture - source Texture2D object.
|
||||
@param dst - destination OutputArray.
|
||||
*/
|
||||
CV_EXPORTS void convertFromGLTexture2D(const Texture2D& texture, OutputArray dst);
|
||||
|
||||
}} // namespace cv::ogl
|
||||
|
||||
|
||||
198
modules/core/src/opencl/runtime/autogenerated/opencl_gl_impl.hpp
Normal file
198
modules/core/src/opencl/runtime/autogenerated/opencl_gl_impl.hpp
Normal file
@ -0,0 +1,198 @@
|
||||
//
|
||||
// AUTOGENERATED, DO NOT EDIT
|
||||
//
|
||||
// generated by parser_cl.py
|
||||
enum OPENCL_GL_FN_ID {
|
||||
OPENCL_GL_FN_clCreateFromGLBuffer = 0,
|
||||
OPENCL_GL_FN_clCreateFromGLRenderbuffer = 1,
|
||||
OPENCL_GL_FN_clCreateFromGLTexture = 2,
|
||||
OPENCL_GL_FN_clCreateFromGLTexture2D = 3,
|
||||
OPENCL_GL_FN_clCreateFromGLTexture3D = 4,
|
||||
OPENCL_GL_FN_clEnqueueAcquireGLObjects = 5,
|
||||
OPENCL_GL_FN_clEnqueueReleaseGLObjects = 6,
|
||||
OPENCL_GL_FN_clGetGLContextInfoKHR = 7,
|
||||
OPENCL_GL_FN_clGetGLObjectInfo = 8,
|
||||
OPENCL_GL_FN_clGetGLTextureInfo = 9,
|
||||
};
|
||||
|
||||
namespace {
|
||||
// generated by parser_cl.py
|
||||
template <int ID, typename _R>
|
||||
struct opencl_gl_fn0
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)();
|
||||
static _R CL_API_CALL switch_fn()
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1>
|
||||
struct opencl_gl_fn1
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2>
|
||||
struct opencl_gl_fn2
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3>
|
||||
struct opencl_gl_fn3
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4>
|
||||
struct opencl_gl_fn4
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5>
|
||||
struct opencl_gl_fn5
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6>
|
||||
struct opencl_gl_fn6
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7>
|
||||
struct opencl_gl_fn7
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8>
|
||||
struct opencl_gl_fn8
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9>
|
||||
struct opencl_gl_fn9
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10>
|
||||
struct opencl_gl_fn10
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9, _T10 p10)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11>
|
||||
struct opencl_gl_fn11
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9, _T10 p10, _T11 p11)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12>
|
||||
struct opencl_gl_fn12
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9, _T10 p10, _T11 p11, _T12 p12)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13>
|
||||
struct opencl_gl_fn13
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9, _T10 p10, _T11 p11, _T12 p12, _T13 p13)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13); }
|
||||
};
|
||||
|
||||
template <int ID, typename _R, typename _T1, typename _T2, typename _T3, typename _T4, typename _T5, typename _T6, typename _T7, typename _T8, typename _T9, typename _T10, typename _T11, typename _T12, typename _T13, typename _T14>
|
||||
struct opencl_gl_fn14
|
||||
{
|
||||
typedef _R (CL_API_CALL*FN)(_T1, _T2, _T3, _T4, _T5, _T6, _T7, _T8, _T9, _T10, _T11, _T12, _T13, _T14);
|
||||
static _R CL_API_CALL switch_fn(_T1 p1, _T2 p2, _T3 p3, _T4 p4, _T5 p5, _T6 p6, _T7 p7, _T8 p8, _T9 p9, _T10 p10, _T11 p11, _T12 p12, _T13 p13, _T14 p14)
|
||||
{ return ((FN)opencl_gl_check_fn(ID))(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11, p12, p13, p14); }
|
||||
};
|
||||
|
||||
} // anonymous namespace
|
||||
|
||||
// generated by parser_cl.py
|
||||
cl_mem (CL_API_CALL*clCreateFromGLBuffer)(cl_context, cl_mem_flags, cl_GLuint, int*) =
|
||||
opencl_gl_fn4<OPENCL_GL_FN_clCreateFromGLBuffer, cl_mem, cl_context, cl_mem_flags, cl_GLuint, int*>::switch_fn;
|
||||
static const struct DynamicFnEntry clCreateFromGLBuffer_definition = { "clCreateFromGLBuffer", (void**)&clCreateFromGLBuffer};
|
||||
|
||||
cl_mem (CL_API_CALL*clCreateFromGLRenderbuffer)(cl_context, cl_mem_flags, cl_GLuint, cl_int*) =
|
||||
opencl_gl_fn4<OPENCL_GL_FN_clCreateFromGLRenderbuffer, cl_mem, cl_context, cl_mem_flags, cl_GLuint, cl_int*>::switch_fn;
|
||||
static const struct DynamicFnEntry clCreateFromGLRenderbuffer_definition = { "clCreateFromGLRenderbuffer", (void**)&clCreateFromGLRenderbuffer};
|
||||
|
||||
cl_mem (CL_API_CALL*clCreateFromGLTexture)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*) =
|
||||
opencl_gl_fn6<OPENCL_GL_FN_clCreateFromGLTexture, cl_mem, cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*>::switch_fn;
|
||||
static const struct DynamicFnEntry clCreateFromGLTexture_definition = { "clCreateFromGLTexture", (void**)&clCreateFromGLTexture};
|
||||
|
||||
cl_mem (CL_API_CALL*clCreateFromGLTexture2D)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*) =
|
||||
opencl_gl_fn6<OPENCL_GL_FN_clCreateFromGLTexture2D, cl_mem, cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*>::switch_fn;
|
||||
static const struct DynamicFnEntry clCreateFromGLTexture2D_definition = { "clCreateFromGLTexture2D", (void**)&clCreateFromGLTexture2D};
|
||||
|
||||
cl_mem (CL_API_CALL*clCreateFromGLTexture3D)(cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*) =
|
||||
opencl_gl_fn6<OPENCL_GL_FN_clCreateFromGLTexture3D, cl_mem, cl_context, cl_mem_flags, cl_GLenum, cl_GLint, cl_GLuint, cl_int*>::switch_fn;
|
||||
static const struct DynamicFnEntry clCreateFromGLTexture3D_definition = { "clCreateFromGLTexture3D", (void**)&clCreateFromGLTexture3D};
|
||||
|
||||
cl_int (CL_API_CALL*clEnqueueAcquireGLObjects)(cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*) =
|
||||
opencl_gl_fn6<OPENCL_GL_FN_clEnqueueAcquireGLObjects, cl_int, cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*>::switch_fn;
|
||||
static const struct DynamicFnEntry clEnqueueAcquireGLObjects_definition = { "clEnqueueAcquireGLObjects", (void**)&clEnqueueAcquireGLObjects};
|
||||
|
||||
cl_int (CL_API_CALL*clEnqueueReleaseGLObjects)(cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*) =
|
||||
opencl_gl_fn6<OPENCL_GL_FN_clEnqueueReleaseGLObjects, cl_int, cl_command_queue, cl_uint, const cl_mem*, cl_uint, const cl_event*, cl_event*>::switch_fn;
|
||||
static const struct DynamicFnEntry clEnqueueReleaseGLObjects_definition = { "clEnqueueReleaseGLObjects", (void**)&clEnqueueReleaseGLObjects};
|
||||
|
||||
cl_int (CL_API_CALL*clGetGLContextInfoKHR)(const cl_context_properties*, cl_gl_context_info, size_t, void*, size_t*) =
|
||||
opencl_gl_fn5<OPENCL_GL_FN_clGetGLContextInfoKHR, cl_int, const cl_context_properties*, cl_gl_context_info, size_t, void*, size_t*>::switch_fn;
|
||||
static const struct DynamicFnEntry clGetGLContextInfoKHR_definition = { "clGetGLContextInfoKHR", (void**)&clGetGLContextInfoKHR};
|
||||
|
||||
cl_int (CL_API_CALL*clGetGLObjectInfo)(cl_mem, cl_gl_object_type*, cl_GLuint*) =
|
||||
opencl_gl_fn3<OPENCL_GL_FN_clGetGLObjectInfo, cl_int, cl_mem, cl_gl_object_type*, cl_GLuint*>::switch_fn;
|
||||
static const struct DynamicFnEntry clGetGLObjectInfo_definition = { "clGetGLObjectInfo", (void**)&clGetGLObjectInfo};
|
||||
|
||||
cl_int (CL_API_CALL*clGetGLTextureInfo)(cl_mem, cl_gl_texture_info, size_t, void*, size_t*) =
|
||||
opencl_gl_fn5<OPENCL_GL_FN_clGetGLTextureInfo, cl_int, cl_mem, cl_gl_texture_info, size_t, void*, size_t*>::switch_fn;
|
||||
static const struct DynamicFnEntry clGetGLTextureInfo_definition = { "clGetGLTextureInfo", (void**)&clGetGLTextureInfo};
|
||||
|
||||
|
||||
// generated by parser_cl.py
|
||||
static const struct DynamicFnEntry* opencl_gl_fn_list[] = {
|
||||
&clCreateFromGLBuffer_definition,
|
||||
&clCreateFromGLRenderbuffer_definition,
|
||||
&clCreateFromGLTexture_definition,
|
||||
&clCreateFromGLTexture2D_definition,
|
||||
&clCreateFromGLTexture3D_definition,
|
||||
&clEnqueueAcquireGLObjects_definition,
|
||||
&clEnqueueReleaseGLObjects_definition,
|
||||
&clGetGLContextInfoKHR_definition,
|
||||
&clGetGLObjectInfo_definition,
|
||||
&clGetGLTextureInfo_definition,
|
||||
};
|
||||
|
||||
// number of enabled functions: 10
|
||||
@ -0,0 +1,11 @@
|
||||
clCreateFromGLBuffer
|
||||
clCreateFromGLRenderbuffer
|
||||
clCreateFromGLTexture
|
||||
clCreateFromGLTexture2D
|
||||
clCreateFromGLTexture3D
|
||||
clEnqueueAcquireGLObjects
|
||||
clEnqueueReleaseGLObjects
|
||||
clGetGLContextInfoKHR
|
||||
clGetGLObjectInfo
|
||||
clGetGLTextureInfo
|
||||
#total 10
|
||||
@ -3,4 +3,6 @@ echo "Generate files for CL runtime..."
|
||||
python parser_cl.py opencl_core < sources/cl.h
|
||||
python parser_clamdblas.py < sources/clAmdBlas.h
|
||||
python parser_clamdfft.py < sources/clAmdFft.h
|
||||
|
||||
python parser_cl.py opencl_gl < sources/cl_gl.h
|
||||
echo "Generate files for CL runtime... Done"
|
||||
|
||||
@ -8,9 +8,10 @@ from common import remove_comments, getTokens, getParameters, postProcessParamet
|
||||
|
||||
try:
|
||||
if len(sys.argv) > 1:
|
||||
outfile = open('../../../../include/opencv2/core/opencl/runtime/autogenerated/' + sys.argv[1] + '.hpp', 'wb')
|
||||
outfile_impl = open('../autogenerated/' + sys.argv[1] + '_impl.hpp', 'wb')
|
||||
outfile_wrappers = open('../../../../include/opencv2/core/opencl/runtime/autogenerated/' + sys.argv[1] + '_wrappers.hpp', 'wb')
|
||||
module_name = sys.argv[1]
|
||||
outfile = open('../../../../include/opencv2/core/opencl/runtime/autogenerated/%s.hpp' % module_name, 'wb')
|
||||
outfile_impl = open('../autogenerated/%s_impl.hpp' % module_name, 'wb')
|
||||
outfile_wrappers = open('../../../../include/opencv2/core/opencl/runtime/autogenerated/%s_wrappers.hpp' % module_name, 'wb')
|
||||
if len(sys.argv) > 2:
|
||||
f = open(sys.argv[2], "r")
|
||||
else:
|
||||
@ -95,7 +96,7 @@ pprint(fns)
|
||||
|
||||
from common import *
|
||||
|
||||
filterFileName='./filter/opencl_core_functions.list'
|
||||
filterFileName = './filter/%s_functions.list' % module_name
|
||||
numEnabled = readFunctionFilter(fns, filterFileName)
|
||||
|
||||
functionsFilter = generateFilterNames(fns)
|
||||
@ -108,18 +109,27 @@ ctx['CL_REMAP_DYNAMIC'] = generateRemapDynamic(fns)
|
||||
ctx['CL_FN_DECLARATIONS'] = generateFnDeclaration(fns)
|
||||
|
||||
sys.stdout = outfile
|
||||
ProcessTemplate('template/opencl_core.hpp.in', ctx)
|
||||
ProcessTemplate('template/%s.hpp.in' % module_name, ctx)
|
||||
|
||||
ctx['CL_FN_INLINE_WRAPPERS'] = generateInlineWrappers(fns)
|
||||
|
||||
sys.stdout = outfile_wrappers
|
||||
ProcessTemplate('template/opencl_core_wrappers.hpp.in', ctx)
|
||||
ProcessTemplate('template/%s_wrappers.hpp.in' % module_name, ctx)
|
||||
|
||||
ctx['CL_FN_ENTRY_DEFINITIONS'] = generateStructDefinitions(fns)
|
||||
ctx['CL_FN_ENTRY_LIST'] = generateListOfDefinitions(fns)
|
||||
ctx['CL_FN_ENUMS'] = generateEnums(fns)
|
||||
ctx['CL_FN_SWITCH'] = generateTemplates(15, 'opencl_fn', 'opencl_check_fn', 'CL_API_CALL')
|
||||
if module_name == 'opencl_core':
|
||||
ctx['CL_FN_ENTRY_DEFINITIONS'] = generateStructDefinitions(fns)
|
||||
ctx['CL_FN_ENTRY_LIST'] = generateListOfDefinitions(fns)
|
||||
ctx['CL_FN_ENUMS'] = generateEnums(fns)
|
||||
ctx['CL_FN_SWITCH'] = generateTemplates(15, 'opencl_fn', 'opencl_check_fn', 'CL_API_CALL')
|
||||
else:
|
||||
lprefix = module_name + '_fn'
|
||||
enumprefix = module_name.upper() + '_FN'
|
||||
fn_list_name = module_name + '_fn_list'
|
||||
ctx['CL_FN_ENTRY_DEFINITIONS'] = generateStructDefinitions(fns, lprefix=lprefix, enumprefix=enumprefix)
|
||||
ctx['CL_FN_ENTRY_LIST'] = generateListOfDefinitions(fns, fn_list_name)
|
||||
ctx['CL_FN_ENUMS'] = generateEnums(fns, prefix=enumprefix)
|
||||
ctx['CL_FN_SWITCH'] = generateTemplates(15, lprefix, '%s_check_fn' % module_name, 'CL_API_CALL')
|
||||
ctx['CL_NUMBER_OF_ENABLED_FUNCTIONS'] = '// number of enabled functions: %d' % (numEnabled)
|
||||
|
||||
sys.stdout = outfile_impl
|
||||
ProcessTemplate('template/opencl_core_impl.hpp.in', ctx)
|
||||
ProcessTemplate('template/%s_impl.hpp.in' % module_name, ctx)
|
||||
|
||||
@ -0,0 +1,15 @@
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_HPP__
|
||||
#error "Invalid usage"
|
||||
#endif
|
||||
|
||||
@CL_REMAP_ORIGIN@
|
||||
|
||||
#if defined __APPLE__
|
||||
#include <OpenCL/cl_gl.h>
|
||||
#else
|
||||
#include <CL/cl_gl.h>
|
||||
#endif
|
||||
|
||||
@CL_REMAP_DYNAMIC@
|
||||
|
||||
@CL_FN_DECLARATIONS@
|
||||
@ -0,0 +1,11 @@
|
||||
@CL_FN_ENUMS@
|
||||
|
||||
namespace {
|
||||
@CL_FN_SWITCH@
|
||||
} // anonymous namespace
|
||||
|
||||
@CL_FN_ENTRY_DEFINITIONS@
|
||||
|
||||
@CL_FN_ENTRY_LIST@
|
||||
|
||||
@CL_NUMBER_OF_ENABLED_FUNCTIONS@
|
||||
@ -0,0 +1,5 @@
|
||||
#ifndef __OPENCV_CORE_OCL_RUNTIME_OPENCL_GL_WRAPPERS_HPP__
|
||||
#error "Invalid usage"
|
||||
#endif
|
||||
|
||||
@CL_FN_INLINE_WRAPPERS@
|
||||
@ -279,4 +279,30 @@ static void* opencl_check_fn(int ID)
|
||||
return func;
|
||||
}
|
||||
|
||||
#ifdef HAVE_OPENGL
|
||||
|
||||
#include "opencv2/core/opencl/runtime/opencl_gl.hpp"
|
||||
|
||||
static void* opencl_gl_check_fn(int ID);
|
||||
|
||||
#include "autogenerated/opencl_gl_impl.hpp"
|
||||
|
||||
static void* opencl_gl_check_fn(int ID)
|
||||
{
|
||||
const struct DynamicFnEntry* e = NULL;
|
||||
assert(ID >= 0 && ID < (int)(sizeof(opencl_gl_fn_list)/sizeof(opencl_gl_fn_list[0])));
|
||||
e = opencl_gl_fn_list[ID];
|
||||
void* func = CV_CL_GET_PROC_ADDRESS(e->fnName);
|
||||
if (!func)
|
||||
{
|
||||
throw cv::Exception(cv::Error::OpenCLApiCallError,
|
||||
cv::format("OpenCL function is not available: [%s]", e->fnName),
|
||||
CV_Func, __FILE__, __LINE__);
|
||||
}
|
||||
*(e->ppFn) = func;
|
||||
return func;
|
||||
}
|
||||
|
||||
#endif // HAVE_OPENGL
|
||||
|
||||
#endif
|
||||
|
||||
@ -47,7 +47,9 @@
|
||||
# ifdef HAVE_CUDA
|
||||
# include <cuda_gl_interop.h>
|
||||
# endif
|
||||
#endif
|
||||
#else // HAVE_OPENGL
|
||||
# define NO_OPENGL_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without OpenGL support")
|
||||
#endif // HAVE_OPENGL
|
||||
|
||||
using namespace cv;
|
||||
using namespace cv::cuda;
|
||||
@ -1572,3 +1574,234 @@ void cv::ogl::render(const ogl::Arrays& arr, InputArray indices, int mode, Scala
|
||||
}
|
||||
#endif
|
||||
}
|
||||
|
||||
////////////////////////////////////////////////////////////////////////
|
||||
// CL-GL Interoperability
|
||||
|
||||
#ifdef HAVE_OPENCL
|
||||
# include "opencv2/core/opencl/runtime/opencl_gl.hpp"
|
||||
#else // HAVE_OPENCL
|
||||
# define NO_OPENCL_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without OpenCL support")
|
||||
#endif // HAVE_OPENCL
|
||||
|
||||
#if defined(HAVE_OPENGL)
|
||||
# if defined(ANDROID)
|
||||
# include <EGL/egl.h>
|
||||
# elif defined(__linux__)
|
||||
# include <GL/glx.h>
|
||||
# endif
|
||||
#endif // HAVE_OPENGL
|
||||
|
||||
namespace cv { namespace ogl {
|
||||
|
||||
namespace ocl {
|
||||
|
||||
Context& initializeContextFromGL()
|
||||
{
|
||||
#if !defined(HAVE_OPENGL)
|
||||
NO_OPENGL_SUPPORT_ERROR;
|
||||
#elif !defined(HAVE_OPENCL)
|
||||
NO_OPENCL_SUPPORT_ERROR;
|
||||
#else
|
||||
cl_uint numPlatforms;
|
||||
cl_int status = clGetPlatformIDs(0, NULL, &numPlatforms);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't get number of platforms");
|
||||
if (numPlatforms == 0)
|
||||
CV_Error(cv::Error::OpenCLInitError, "OpenCL: No available platforms");
|
||||
|
||||
std::vector<cl_platform_id> platforms(numPlatforms);
|
||||
status = clGetPlatformIDs(numPlatforms, &platforms[0], NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't get number of platforms");
|
||||
|
||||
// TODO Filter platforms by name from OPENCV_OPENCL_DEVICE
|
||||
|
||||
int found = -1;
|
||||
cl_device_id device = NULL;
|
||||
cl_context context = NULL;
|
||||
|
||||
for (int i = 0; i < (int)numPlatforms; i++)
|
||||
{
|
||||
// query platform extension: presence of "cl_khr_gl_sharing" extension is requred
|
||||
{
|
||||
AutoBuffer<char> extensionStr;
|
||||
|
||||
size_t extensionSize;
|
||||
status = clGetPlatformInfo(platforms[i], CL_PLATFORM_EXTENSIONS, 0, NULL, &extensionSize);
|
||||
if (status == CL_SUCCESS)
|
||||
{
|
||||
extensionStr.allocate(extensionSize+1);
|
||||
status = clGetPlatformInfo(platforms[i], CL_PLATFORM_EXTENSIONS, extensionSize, (char*)extensionStr, NULL);
|
||||
}
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't get platform extension string");
|
||||
|
||||
if (!strstr((const char*)extensionStr, "cl_khr_gl_sharing"))
|
||||
continue;
|
||||
}
|
||||
|
||||
clGetGLContextInfoKHR_fn clGetGLContextInfoKHR = (clGetGLContextInfoKHR_fn)
|
||||
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetGLContextInfoKHR");
|
||||
if (!clGetGLContextInfoKHR)
|
||||
continue;
|
||||
|
||||
cl_context_properties properties[] =
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
|
||||
CL_GL_CONTEXT_KHR, (cl_context_properties)wglGetCurrentContext(),
|
||||
CL_WGL_HDC_KHR, (cl_context_properties)wglGetCurrentDC(),
|
||||
#elif defined(ANDROID)
|
||||
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
|
||||
CL_GL_CONTEXT_KHR, (cl_context_properties)eglGetCurrentContext(),
|
||||
CL_EGL_DISPLAY_KHR, (cl_context_properties)eglGetCurrentDisplay(),
|
||||
#elif defined(__linux__)
|
||||
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
|
||||
CL_GL_CONTEXT_KHR, (cl_context_properties)glXGetCurrentContext(),
|
||||
CL_GLX_DISPLAY_KHR, (cl_context_properties)glXGetCurrentDisplay(),
|
||||
#endif
|
||||
0
|
||||
};
|
||||
|
||||
// query device
|
||||
device = NULL;
|
||||
status = clGetGLContextInfoKHR(properties, CL_CURRENT_DEVICE_FOR_GL_CONTEXT_KHR, sizeof(cl_device_id), (void*)&device, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
continue;
|
||||
|
||||
// create context
|
||||
context = clCreateContext(properties, 1, &device, NULL, NULL, &status);
|
||||
if (status != CL_SUCCESS)
|
||||
{
|
||||
clReleaseDevice(device);
|
||||
}
|
||||
else
|
||||
{
|
||||
found = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
if (found < 0)
|
||||
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't create context for OpenGL interop");
|
||||
|
||||
Context& ctx = Context::getDefault(false);
|
||||
initializeContextFromHandle(ctx, platforms[found], context, device);
|
||||
return ctx;
|
||||
#endif
|
||||
}
|
||||
|
||||
} // namespace cv::ogl::ocl
|
||||
|
||||
void convertToGLTexture2D(InputArray src, Texture2D& texture)
|
||||
{
|
||||
(void)src; (void)texture;
|
||||
#if !defined(HAVE_OPENGL)
|
||||
NO_OPENGL_SUPPORT_ERROR;
|
||||
#elif !defined(HAVE_OPENCL)
|
||||
NO_OPENCL_SUPPORT_ERROR;
|
||||
#else
|
||||
Size srcSize = src.size();
|
||||
CV_Assert(srcSize.width == (int)texture.cols() && srcSize.height == (int)texture.rows());
|
||||
|
||||
using namespace cv::ocl;
|
||||
Context& ctx = Context::getDefault();
|
||||
cl_context context = (cl_context)ctx.ptr();
|
||||
|
||||
UMat u = src.getUMat();
|
||||
|
||||
// TODO Add support for roi
|
||||
CV_Assert(u.offset == 0);
|
||||
CV_Assert(u.isContinuous());
|
||||
|
||||
cl_int status = 0;
|
||||
cl_mem clImage = clCreateFromGLTexture(context, CL_MEM_WRITE_ONLY, gl::TEXTURE_2D, 0, texture.texId(), &status);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromGLTexture failed");
|
||||
|
||||
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
|
||||
|
||||
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
|
||||
status = clEnqueueAcquireGLObjects(q, 1, &clImage, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireGLObjects failed");
|
||||
size_t offset = 0; // TODO
|
||||
size_t dst_origin[3] = {0, 0, 0};
|
||||
size_t region[3] = {u.cols, u.rows, 1};
|
||||
status = clEnqueueCopyBufferToImage(q, clBuffer, clImage, offset, dst_origin, region, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueCopyBufferToImage failed");
|
||||
status = clEnqueueReleaseGLObjects(q, 1, &clImage, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseGLObjects failed");
|
||||
|
||||
status = clFinish(q); // TODO Use events
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
|
||||
|
||||
status = clReleaseMemObject(clImage); // TODO RAII
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMemObject failed");
|
||||
#endif
|
||||
}
|
||||
|
||||
void convertFromGLTexture2D(const Texture2D& texture, OutputArray dst)
|
||||
{
|
||||
(void)texture; (void)dst;
|
||||
#if !defined(HAVE_OPENGL)
|
||||
NO_OPENGL_SUPPORT_ERROR;
|
||||
#elif !defined(HAVE_OPENCL)
|
||||
NO_OPENCL_SUPPORT_ERROR;
|
||||
#else
|
||||
// check texture format
|
||||
const int dtype = CV_8UC4;
|
||||
CV_Assert(texture.format() == Texture2D::RGBA);
|
||||
|
||||
int textureType = dtype;
|
||||
CV_Assert(textureType >= 0);
|
||||
|
||||
using namespace cv::ocl;
|
||||
Context& ctx = Context::getDefault();
|
||||
cl_context context = (cl_context)ctx.ptr();
|
||||
|
||||
// TODO Need to specify ACCESS_WRITE here somehow to prevent useless data copying!
|
||||
dst.create(texture.size(), textureType);
|
||||
UMat u = dst.getUMat();
|
||||
|
||||
// TODO Add support for roi
|
||||
CV_Assert(u.offset == 0);
|
||||
CV_Assert(u.isContinuous());
|
||||
|
||||
cl_int status = 0;
|
||||
cl_mem clImage = clCreateFromGLTexture(context, CL_MEM_READ_ONLY, gl::TEXTURE_2D, 0, texture.texId(), &status);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromGLTexture failed");
|
||||
|
||||
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
|
||||
|
||||
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
|
||||
status = clEnqueueAcquireGLObjects(q, 1, &clImage, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireGLObjects failed");
|
||||
size_t offset = 0; // TODO
|
||||
size_t src_origin[3] = {0, 0, 0};
|
||||
size_t region[3] = {u.cols, u.rows, 1};
|
||||
status = clEnqueueCopyImageToBuffer(q, clImage, clBuffer, src_origin, region, offset, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueCopyImageToBuffer failed");
|
||||
status = clEnqueueReleaseGLObjects(q, 1, &clImage, 0, NULL, NULL);
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseGLObjects failed");
|
||||
|
||||
status = clFinish(q); // TODO Use events
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
|
||||
|
||||
status = clReleaseMemObject(clImage); // TODO RAII
|
||||
if (status != CL_SUCCESS)
|
||||
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMemObject failed");
|
||||
#endif
|
||||
}
|
||||
|
||||
}} // namespace cv::ogl
|
||||
|
||||
@ -18,6 +18,10 @@ if(WIN32 AND HAVE_DIRECTX)
|
||||
add_subdirectory(directx)
|
||||
endif()
|
||||
|
||||
if((NOT ANDROID) AND HAVE_OPENGL)
|
||||
add_subdirectory(opengl)
|
||||
endif()
|
||||
|
||||
if(ANDROID AND BUILD_ANDROID_EXAMPLES)
|
||||
add_subdirectory(android)
|
||||
endif()
|
||||
|
||||
45
samples/opengl/CMakeLists.txt
Normal file
45
samples/opengl/CMakeLists.txt
Normal file
@ -0,0 +1,45 @@
|
||||
SET(OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS opencv_core opencv_imgproc opencv_imgcodecs opencv_videoio opencv_highgui)
|
||||
|
||||
ocv_check_dependencies(${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS})
|
||||
|
||||
if(BUILD_EXAMPLES AND OCV_DEPENDENCIES_FOUND)
|
||||
set(project "opengl")
|
||||
string(TOUPPER "${project}" project_upper)
|
||||
|
||||
project("${project}_samples")
|
||||
|
||||
ocv_include_modules_recurse(${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS})
|
||||
|
||||
# ---------------------------------------------
|
||||
# Define executable targets
|
||||
# ---------------------------------------------
|
||||
MACRO(OPENCV_DEFINE_OPENGL_EXAMPLE name srcs)
|
||||
set(the_target "example_${project}_${name}")
|
||||
add_executable(${the_target} ${srcs})
|
||||
|
||||
ocv_target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${OPENCV_OPENGL_SAMPLES_REQUIRED_DEPS})
|
||||
|
||||
set_target_properties(${the_target} PROPERTIES
|
||||
OUTPUT_NAME "${project}-example-${name}"
|
||||
PROJECT_LABEL "(EXAMPLE_${project_upper}) ${name}")
|
||||
|
||||
if(ENABLE_SOLUTION_FOLDERS)
|
||||
set_target_properties(${the_target} PROPERTIES FOLDER "samples//${project}")
|
||||
endif()
|
||||
|
||||
if(WIN32)
|
||||
if(MSVC AND NOT BUILD_SHARED_LIBS)
|
||||
set_target_properties(${the_target} PROPERTIES LINK_FLAGS "/NODEFAULTLIB:atlthunk.lib /NODEFAULTLIB:atlsd.lib /DEBUG")
|
||||
endif()
|
||||
install(TARGETS ${the_target} RUNTIME DESTINATION "${OPENCV_SAMPLES_BIN_INSTALL_PATH}/${project}" COMPONENT samples)
|
||||
endif()
|
||||
ENDMACRO()
|
||||
|
||||
file(GLOB all_samples RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} *.cpp)
|
||||
|
||||
foreach(sample_filename ${all_samples})
|
||||
get_filename_component(sample ${sample_filename} NAME_WE)
|
||||
file(GLOB sample_srcs RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} ${sample}.*)
|
||||
OPENCV_DEFINE_OPENGL_EXAMPLE(${sample} ${sample_srcs})
|
||||
endforeach()
|
||||
endif()
|
||||
445
samples/opengl/opengl_interop.cpp
Normal file
445
samples/opengl/opengl_interop.cpp
Normal file
@ -0,0 +1,445 @@
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
# define WIN32_LEAN_AND_MEAN
|
||||
# include <windows.h>
|
||||
#elif defined(__linux__)
|
||||
# include <X11/X.h>
|
||||
# include <X11/Xlib.h>
|
||||
#endif
|
||||
|
||||
#include <iostream>
|
||||
#include <queue>
|
||||
#include <string>
|
||||
|
||||
#include <stdio.h>
|
||||
|
||||
#include "opencv2/core.hpp"
|
||||
#include "opencv2/core/opengl.hpp"
|
||||
#include "opencv2/core/ocl.hpp"
|
||||
#include "opencv2/imgproc.hpp"
|
||||
#include "opencv2/videoio.hpp"
|
||||
|
||||
#include "winapp.hpp"
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
# pragma comment(lib, "opengl32.lib")
|
||||
# pragma comment(lib, "glu32.lib")
|
||||
#endif
|
||||
|
||||
class GLWinApp : public WinApp
|
||||
{
|
||||
public:
|
||||
GLWinApp(int width, int height, std::string& window_name, cv::VideoCapture& cap) :
|
||||
WinApp(width, height, window_name)
|
||||
{
|
||||
m_shutdown = false;
|
||||
m_mode = 0;
|
||||
m_modeStr[0] = cv::String("No processing");
|
||||
m_modeStr[1] = cv::String("Processing on CPU");
|
||||
m_modeStr[2] = cv::String("Processing on GPU");
|
||||
m_disableProcessing = false;
|
||||
m_cap = cap;
|
||||
}
|
||||
|
||||
~GLWinApp() {}
|
||||
|
||||
virtual void cleanup()
|
||||
{
|
||||
m_shutdown = true;
|
||||
#if defined(__linux__)
|
||||
glXMakeCurrent(m_display, None, NULL);
|
||||
glXDestroyContext(m_display, m_glctx);
|
||||
#endif
|
||||
WinApp::cleanup();
|
||||
}
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
virtual LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
switch (message)
|
||||
{
|
||||
case WM_CHAR:
|
||||
if (wParam >= '0' && wParam <= '2')
|
||||
{
|
||||
m_mode = (char)wParam - '0';
|
||||
return 0;
|
||||
}
|
||||
else if (wParam == VK_SPACE)
|
||||
{
|
||||
m_disableProcessing = !m_disableProcessing;
|
||||
return 0;
|
||||
}
|
||||
else if (wParam == VK_ESCAPE)
|
||||
{
|
||||
cleanup();
|
||||
return 0;
|
||||
}
|
||||
break;
|
||||
|
||||
case WM_CLOSE:
|
||||
cleanup();
|
||||
return 0;
|
||||
|
||||
case WM_DESTROY:
|
||||
::PostQuitMessage(0);
|
||||
return 0;
|
||||
}
|
||||
|
||||
return ::DefWindowProc(hWnd, message, wParam, lParam);
|
||||
}
|
||||
#endif
|
||||
|
||||
static float getFps()
|
||||
{
|
||||
static std::queue<int64> time_queue;
|
||||
|
||||
int64 now = cv::getTickCount();
|
||||
int64 then = 0;
|
||||
time_queue.push(now);
|
||||
|
||||
if (time_queue.size() >= 2)
|
||||
then = time_queue.front();
|
||||
|
||||
if (time_queue.size() >= 25)
|
||||
time_queue.pop();
|
||||
|
||||
return time_queue.size() * (float)cv::getTickFrequency() / (now - then);
|
||||
}
|
||||
|
||||
#if defined(__linux__)
|
||||
int handle_event(XEvent& e)
|
||||
{
|
||||
switch(e.type)
|
||||
{
|
||||
case ClientMessage:
|
||||
if ((Atom)e.xclient.data.l[0] == m_WM_DELETE_WINDOW)
|
||||
{
|
||||
m_end_loop = true;
|
||||
cleanup();
|
||||
}
|
||||
else
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
break;
|
||||
case Expose:
|
||||
render();
|
||||
break;
|
||||
case KeyPress:
|
||||
switch(keycode_to_keysym(e.xkey.keycode))
|
||||
{
|
||||
case XK_space:
|
||||
m_disableProcessing = !m_disableProcessing;
|
||||
break;
|
||||
case XK_0:
|
||||
m_mode = 0;
|
||||
break;
|
||||
case XK_1:
|
||||
m_mode = 1;
|
||||
break;
|
||||
case XK_2:
|
||||
m_mode = 2;
|
||||
break;
|
||||
case XK_Escape:
|
||||
m_end_loop = true;
|
||||
cleanup();
|
||||
break;
|
||||
}
|
||||
break;
|
||||
default:
|
||||
return 0;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
#endif
|
||||
|
||||
int init()
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
m_hDC = GetDC(m_hWnd);
|
||||
|
||||
if (setup_pixel_format() != 0)
|
||||
{
|
||||
std::cerr << "Can't setup pixel format" << std::endl;
|
||||
return -1;
|
||||
}
|
||||
|
||||
m_hRC = wglCreateContext(m_hDC);
|
||||
wglMakeCurrent(m_hDC, m_hRC);
|
||||
#elif defined(__linux__)
|
||||
m_glctx = glXCreateContext(m_display, m_visual_info, NULL, GL_TRUE);
|
||||
glXMakeCurrent(m_display, m_window, m_glctx);
|
||||
#endif
|
||||
|
||||
glEnable(GL_TEXTURE_2D);
|
||||
glEnable(GL_DEPTH_TEST);
|
||||
|
||||
glViewport(0, 0, m_width, m_height);
|
||||
|
||||
if (cv::ocl::haveOpenCL())
|
||||
{
|
||||
(void) cv::ogl::ocl::initializeContextFromGL();
|
||||
}
|
||||
|
||||
m_oclDevName = cv::ocl::useOpenCL() ?
|
||||
cv::ocl::Context::getDefault().device(0).name() :
|
||||
(char*) "No OpenCL device";
|
||||
|
||||
return 0;
|
||||
} // init()
|
||||
|
||||
int get_texture(cv::ogl::Texture2D& texture)
|
||||
{
|
||||
if (!m_cap.read(m_frame_bgr))
|
||||
return -1;
|
||||
|
||||
cv::cvtColor(m_frame_bgr, m_frame_rgba, CV_RGB2RGBA);
|
||||
|
||||
texture.copyFrom(m_frame_rgba);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void print_info(int mode, float fps, cv::String oclDevName)
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
HDC hDC = m_hDC;
|
||||
|
||||
HFONT hFont = (HFONT)::GetStockObject(SYSTEM_FONT);
|
||||
|
||||
HFONT hOldFont = (HFONT)::SelectObject(hDC, hFont);
|
||||
|
||||
if (hOldFont)
|
||||
{
|
||||
TEXTMETRIC tm;
|
||||
::GetTextMetrics(hDC, &tm);
|
||||
|
||||
char buf[256+1];
|
||||
int y = 0;
|
||||
|
||||
buf[0] = 0;
|
||||
sprintf_s(buf, sizeof(buf)-1, "Mode: %s", m_modeStr[mode].c_str());
|
||||
::TextOut(hDC, 0, y, buf, (int)strlen(buf));
|
||||
|
||||
y += tm.tmHeight;
|
||||
buf[0] = 0;
|
||||
sprintf_s(buf, sizeof(buf)-1, "FPS: %2.1f", fps);
|
||||
::TextOut(hDC, 0, y, buf, (int)strlen(buf));
|
||||
|
||||
y += tm.tmHeight;
|
||||
buf[0] = 0;
|
||||
sprintf_s(buf, sizeof(buf)-1, "OpenCL device: %s", oclDevName.c_str());
|
||||
::TextOut(hDC, 0, y, buf, (int)strlen(buf));
|
||||
|
||||
::SelectObject(hDC, hOldFont);
|
||||
}
|
||||
#elif defined(__linux__)
|
||||
|
||||
char buf[256+1];
|
||||
snprintf(buf, sizeof(buf)-1, "FPS: %2.1f Mode: %s Device: %s", fps, m_modeStr[mode].c_str(), oclDevName.c_str());
|
||||
XStoreName(m_display, m_window, buf);
|
||||
#endif
|
||||
}
|
||||
|
||||
void idle()
|
||||
{
|
||||
render();
|
||||
}
|
||||
|
||||
int render()
|
||||
{
|
||||
try
|
||||
{
|
||||
if (m_shutdown)
|
||||
return 0;
|
||||
|
||||
int r;
|
||||
cv::ogl::Texture2D texture;
|
||||
|
||||
r = get_texture(texture);
|
||||
if (r != 0)
|
||||
{
|
||||
return -1;
|
||||
}
|
||||
|
||||
switch (m_mode)
|
||||
{
|
||||
case 0:
|
||||
// no processing
|
||||
break;
|
||||
|
||||
case 1:
|
||||
{
|
||||
// process video frame on CPU
|
||||
cv::Mat m(m_height, m_width, CV_8UC4);
|
||||
|
||||
texture.copyTo(m);
|
||||
if (!m_disableProcessing)
|
||||
{
|
||||
// blur texture image with OpenCV on CPU
|
||||
cv::blur(m, m, cv::Size(15, 15), cv::Point(-7, -7));
|
||||
}
|
||||
texture.copyFrom(m);
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
case 2:
|
||||
{
|
||||
// process video frame on GPU
|
||||
cv::UMat u;
|
||||
|
||||
cv::ogl::convertFromGLTexture2D(texture, u);
|
||||
if (!m_disableProcessing)
|
||||
{
|
||||
// blur texture image with OpenCV on GPU with OpenCL
|
||||
cv::blur(u, u, cv::Size(15, 15), cv::Point(-7, -7));
|
||||
}
|
||||
cv::ogl::convertToGLTexture2D(u, texture);
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
} // switch
|
||||
|
||||
#if defined(__linux__)
|
||||
XWindowAttributes window_attributes;
|
||||
XGetWindowAttributes(m_display, m_window, &window_attributes);
|
||||
glViewport(0, 0, window_attributes.width, window_attributes.height);
|
||||
#endif
|
||||
|
||||
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
|
||||
glLoadIdentity();
|
||||
glEnable(GL_TEXTURE_2D);
|
||||
|
||||
texture.bind();
|
||||
|
||||
glBegin(GL_QUADS);
|
||||
glTexCoord2f(0.0f, 0.0f); glVertex3f(-1.0f, 1.0f, 0.1f);
|
||||
glTexCoord2f(0.0f, 1.0f); glVertex3f(-1.0f, -1.0f, 0.1f);
|
||||
glTexCoord2f(1.0f, 1.0f); glVertex3f(1.0f, -1.0f, 0.1f);
|
||||
glTexCoord2f(1.0f, 0.0f); glVertex3f(1.0f, 1.0f, 0.1f);
|
||||
glEnd();
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
SwapBuffers(m_hDC);
|
||||
#elif defined(__linux__)
|
||||
glXSwapBuffers(m_display, m_window);
|
||||
#endif
|
||||
|
||||
print_info(m_mode, getFps(), m_oclDevName);
|
||||
}
|
||||
|
||||
|
||||
catch (cv::Exception& e)
|
||||
{
|
||||
std::cerr << "Exception: " << e.what() << std::endl;
|
||||
return 10;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
protected:
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
int setup_pixel_format()
|
||||
{
|
||||
PIXELFORMATDESCRIPTOR pfd;
|
||||
|
||||
pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
|
||||
pfd.nVersion = 1;
|
||||
pfd.dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL | PFD_DOUBLEBUFFER;
|
||||
pfd.iPixelType = PFD_TYPE_RGBA;
|
||||
pfd.cColorBits = 24;
|
||||
pfd.cRedBits = 8;
|
||||
pfd.cRedShift = 0;
|
||||
pfd.cGreenBits = 8;
|
||||
pfd.cGreenShift = 0;
|
||||
pfd.cBlueBits = 8;
|
||||
pfd.cBlueShift = 0;
|
||||
pfd.cAlphaBits = 8;
|
||||
pfd.cAlphaShift = 0;
|
||||
pfd.cAccumBits = 0;
|
||||
pfd.cAccumRedBits = 0;
|
||||
pfd.cAccumGreenBits = 0;
|
||||
pfd.cAccumBlueBits = 0;
|
||||
pfd.cAccumAlphaBits = 0;
|
||||
pfd.cDepthBits = 24;
|
||||
pfd.cStencilBits = 8;
|
||||
pfd.cAuxBuffers = 0;
|
||||
pfd.iLayerType = PFD_MAIN_PLANE;
|
||||
pfd.bReserved = 0;
|
||||
pfd.dwLayerMask = 0;
|
||||
pfd.dwVisibleMask = 0;
|
||||
pfd.dwDamageMask = 0;
|
||||
|
||||
int pfmt = ChoosePixelFormat(m_hDC, &pfd);
|
||||
if (pfmt == 0)
|
||||
return -1;
|
||||
if (SetPixelFormat(m_hDC, pfmt, &pfd) == 0)
|
||||
return -2;
|
||||
return 0;
|
||||
}
|
||||
#endif
|
||||
|
||||
#if defined(__linux__)
|
||||
KeySym keycode_to_keysym(unsigned keycode)
|
||||
{ // note that XKeycodeToKeysym() is considered deprecated
|
||||
int keysyms_per_keycode_return = 0;
|
||||
KeySym *keysyms = XGetKeyboardMapping(m_display, keycode, 1, &keysyms_per_keycode_return);
|
||||
KeySym keysym = keysyms[0];
|
||||
XFree(keysyms);
|
||||
return keysym;
|
||||
}
|
||||
#endif
|
||||
|
||||
private:
|
||||
bool m_shutdown;
|
||||
int m_mode;
|
||||
cv::String m_modeStr[3];
|
||||
int m_disableProcessing;
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
HDC m_hDC;
|
||||
HGLRC m_hRC;
|
||||
#elif defined(__linux__)
|
||||
GLXContext m_glctx;
|
||||
#endif
|
||||
cv::VideoCapture m_cap;
|
||||
cv::Mat m_frame_bgr;
|
||||
cv::Mat m_frame_rgba;
|
||||
cv::String m_oclDevName;
|
||||
};
|
||||
|
||||
using namespace cv;
|
||||
|
||||
int main(int argc, char** argv)
|
||||
{
|
||||
cv::VideoCapture cap;
|
||||
|
||||
if (argc > 1)
|
||||
cap.open(argv[1]);
|
||||
else
|
||||
cap.open(0);
|
||||
|
||||
int width = (int)cap.get(CAP_PROP_FRAME_WIDTH);
|
||||
int height = (int)cap.get(CAP_PROP_FRAME_HEIGHT);
|
||||
std::string wndname = "WGL Window";
|
||||
|
||||
GLWinApp app(width, height, wndname, cap);
|
||||
|
||||
try
|
||||
{
|
||||
app.create();
|
||||
return app.run();
|
||||
}
|
||||
catch (cv::Exception& e)
|
||||
{
|
||||
std::cerr << "Exception: " << e.what() << std::endl;
|
||||
return 10;
|
||||
}
|
||||
catch (...)
|
||||
{
|
||||
std::cerr << "FATAL ERROR: Unknown exception" << std::endl;
|
||||
return 11;
|
||||
}
|
||||
}
|
||||
221
samples/opengl/winapp.hpp
Normal file
221
samples/opengl/winapp.hpp
Normal file
@ -0,0 +1,221 @@
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
# define WIN32_LEAN_AND_MEAN
|
||||
# include <windows.h>
|
||||
#elif defined(__linux__)
|
||||
# include <X11/X.h>
|
||||
# include <X11/Xlib.h>
|
||||
# include <X11/Xutil.h>
|
||||
#endif
|
||||
|
||||
#include <string>
|
||||
|
||||
#include <GL/gl.h>
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
# include <GL/glu.h>
|
||||
#elif defined(__linux__)
|
||||
# include <GL/glx.h>
|
||||
#endif
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
# define WINCLASS "WinAppWnd"
|
||||
#endif
|
||||
|
||||
#define SAFE_RELEASE(p) if (p) { p->Release(); p = NULL; }
|
||||
|
||||
class WinApp
|
||||
{
|
||||
public:
|
||||
WinApp(int width, int height, std::string& window_name)
|
||||
{
|
||||
m_width = width;
|
||||
m_height = height;
|
||||
m_window_name = window_name;
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
m_hInstance = ::GetModuleHandle(NULL);
|
||||
#endif
|
||||
}
|
||||
|
||||
virtual ~WinApp()
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
::UnregisterClass(WINCLASS, m_hInstance);
|
||||
#endif
|
||||
}
|
||||
|
||||
int create()
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
WNDCLASSEX wcex;
|
||||
|
||||
wcex.cbSize = sizeof(WNDCLASSEX);
|
||||
wcex.style = CS_HREDRAW | CS_VREDRAW;
|
||||
wcex.lpfnWndProc = &WinApp::StaticWndProc;
|
||||
wcex.cbClsExtra = 0;
|
||||
wcex.cbWndExtra = 0;
|
||||
wcex.hInstance = m_hInstance;
|
||||
wcex.hIcon = LoadIcon(0, IDI_APPLICATION);
|
||||
wcex.hCursor = LoadCursor(0, IDC_ARROW);
|
||||
wcex.hbrBackground = 0;
|
||||
wcex.lpszMenuName = 0L;
|
||||
wcex.lpszClassName = WINCLASS;
|
||||
wcex.hIconSm = 0;
|
||||
|
||||
ATOM wc = ::RegisterClassEx(&wcex);
|
||||
|
||||
RECT rc = { 0, 0, m_width, m_height };
|
||||
::AdjustWindowRect(&rc, WS_OVERLAPPEDWINDOW, false);
|
||||
|
||||
m_hWnd = ::CreateWindow(
|
||||
(LPCTSTR)wc, m_window_name.c_str(),
|
||||
WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT,
|
||||
rc.right - rc.left, rc.bottom - rc.top,
|
||||
NULL, NULL, m_hInstance, (void*)this);
|
||||
|
||||
if (!m_hWnd)
|
||||
return -1;
|
||||
|
||||
::ShowWindow(m_hWnd, SW_SHOW);
|
||||
::UpdateWindow(m_hWnd);
|
||||
::SetFocus(m_hWnd);
|
||||
#elif defined(__linux__)
|
||||
m_display = XOpenDisplay(NULL);
|
||||
|
||||
if (m_display == NULL)
|
||||
{
|
||||
return -1;
|
||||
}
|
||||
|
||||
m_WM_DELETE_WINDOW = XInternAtom(m_display, "WM_DELETE_WINDOW", False);
|
||||
|
||||
static GLint visual_attributes[] = { GLX_RGBA, GLX_DEPTH_SIZE, 24, GLX_DOUBLEBUFFER, None };
|
||||
m_visual_info = glXChooseVisual(m_display, 0, visual_attributes);
|
||||
|
||||
if (m_visual_info == NULL)
|
||||
{
|
||||
XCloseDisplay(m_display);
|
||||
return -2;
|
||||
}
|
||||
|
||||
Window root = DefaultRootWindow(m_display);
|
||||
|
||||
m_event_mask = ExposureMask | KeyPressMask;
|
||||
|
||||
XSetWindowAttributes window_attributes;
|
||||
window_attributes.colormap = XCreateColormap(m_display, root, m_visual_info->visual, AllocNone);
|
||||
window_attributes.event_mask = m_event_mask;
|
||||
|
||||
m_window = XCreateWindow(
|
||||
m_display, root, 0, 0, m_width, m_height, 0, m_visual_info->depth,
|
||||
InputOutput, m_visual_info->visual, CWColormap | CWEventMask, &window_attributes);
|
||||
|
||||
XMapWindow(m_display, m_window);
|
||||
XSetWMProtocols(m_display, m_window, &m_WM_DELETE_WINDOW, 1);
|
||||
XStoreName(m_display, m_window, m_window_name.c_str());
|
||||
#endif
|
||||
|
||||
return init();
|
||||
}
|
||||
|
||||
virtual void cleanup()
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
::DestroyWindow(m_hWnd);
|
||||
#elif defined(__linux__)
|
||||
XDestroyWindow(m_display, m_window);
|
||||
XCloseDisplay(m_display);
|
||||
#endif
|
||||
}
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
virtual LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam) = 0;
|
||||
#endif
|
||||
|
||||
int run()
|
||||
{
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
MSG msg;
|
||||
|
||||
::ZeroMemory(&msg, sizeof(msg));
|
||||
|
||||
while (msg.message != WM_QUIT)
|
||||
{
|
||||
if (::PeekMessage(&msg, NULL, 0U, 0U, PM_REMOVE))
|
||||
{
|
||||
::TranslateMessage(&msg);
|
||||
::DispatchMessage(&msg);
|
||||
}
|
||||
else
|
||||
{
|
||||
idle();
|
||||
}
|
||||
}
|
||||
|
||||
return static_cast<int>(msg.wParam);
|
||||
#elif defined(__linux__)
|
||||
m_end_loop = false;
|
||||
|
||||
do {
|
||||
XEvent e;
|
||||
|
||||
if (!XCheckWindowEvent(m_display, m_window, m_event_mask, &e) || !handle_event(e))
|
||||
{
|
||||
idle();
|
||||
}
|
||||
} while (!m_end_loop);
|
||||
#endif
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
protected:
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
static LRESULT CALLBACK StaticWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
WinApp* pWnd;
|
||||
|
||||
if (message == WM_NCCREATE)
|
||||
{
|
||||
LPCREATESTRUCT pCreateStruct = ((LPCREATESTRUCT)lParam);
|
||||
pWnd = (WinApp*)(pCreateStruct->lpCreateParams);
|
||||
::SetWindowLongPtr(hWnd, GWLP_USERDATA, (LONG_PTR)pWnd);
|
||||
}
|
||||
|
||||
pWnd = GetObjectFromWindow(hWnd);
|
||||
|
||||
if (pWnd)
|
||||
return pWnd->WndProc(hWnd, message, wParam, lParam);
|
||||
else
|
||||
return ::DefWindowProc(hWnd, message, wParam, lParam);
|
||||
}
|
||||
|
||||
inline static WinApp* GetObjectFromWindow(HWND hWnd)
|
||||
{
|
||||
return (WinApp*)::GetWindowLongPtr(hWnd, GWLP_USERDATA);
|
||||
}
|
||||
#endif
|
||||
|
||||
#if defined(__linux__)
|
||||
virtual int handle_event(XEvent& e) = 0;
|
||||
#endif
|
||||
|
||||
virtual int init() = 0;
|
||||
virtual int render() = 0;
|
||||
|
||||
virtual void idle() = 0;
|
||||
|
||||
#if defined(WIN32) || defined(_WIN32)
|
||||
HINSTANCE m_hInstance;
|
||||
HWND m_hWnd;
|
||||
#elif defined(__linux__)
|
||||
Display* m_display;
|
||||
XVisualInfo* m_visual_info;
|
||||
Window m_window;
|
||||
long m_event_mask;
|
||||
Atom m_WM_DELETE_WINDOW;
|
||||
bool m_end_loop;
|
||||
#endif
|
||||
int m_width;
|
||||
int m_height;
|
||||
std::string m_window_name;
|
||||
};
|
||||
Loading…
Reference in New Issue
Block a user