/*M///////////////////////////////////////////////////////////////////////////////////////
//
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//
// 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.
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// This software is provided by the copyright holders and contributors as is and
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// 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,
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//M*/
#include "precomp.hpp"
#include "opencv2/core.hpp"
#include "opencv2/core/ocl.hpp"
#include "opencv2/core/directx.hpp"
#ifdef HAVE_DIRECTX
#include <vector>
# include "directx.inc.hpp"
#else // HAVE_DIRECTX
#define NO_DIRECTX_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without DirectX support")
#endif
#ifndef HAVE_OPENCL
# define NO_OPENCL_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without OpenCL support")
#endif // HAVE_OPENCL
namespace cv { namespace directx {
int getTypeFromDXGI_FORMAT(const int iDXGI_FORMAT)
{
(void)iDXGI_FORMAT;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#else
const int errorType = -1;
switch ((enum DXGI_FORMAT)iDXGI_FORMAT)
{
//case DXGI_FORMAT_UNKNOWN:
//case DXGI_FORMAT_R32G32B32A32_TYPELESS:
case DXGI_FORMAT_R32G32B32A32_FLOAT: return CV_32FC4;
case DXGI_FORMAT_R32G32B32A32_UINT:
case DXGI_FORMAT_R32G32B32A32_SINT: return CV_32SC4;
//case DXGI_FORMAT_R32G32B32_TYPELESS:
case DXGI_FORMAT_R32G32B32_FLOAT: return CV_32FC3;
case DXGI_FORMAT_R32G32B32_UINT:
case DXGI_FORMAT_R32G32B32_SINT: return CV_32SC3;
//case DXGI_FORMAT_R16G16B16A16_TYPELESS:
//case DXGI_FORMAT_R16G16B16A16_FLOAT:
case DXGI_FORMAT_R16G16B16A16_UNORM:
case DXGI_FORMAT_R16G16B16A16_UINT: return CV_16UC4;
case DXGI_FORMAT_R16G16B16A16_SNORM:
case DXGI_FORMAT_R16G16B16A16_SINT: return CV_16SC4;
//case DXGI_FORMAT_R32G32_TYPELESS:
//case DXGI_FORMAT_R32G32_FLOAT:
//case DXGI_FORMAT_R32G32_UINT:
//case DXGI_FORMAT_R32G32_SINT:
//case DXGI_FORMAT_R32G8X24_TYPELESS:
//case DXGI_FORMAT_D32_FLOAT_S8X24_UINT:
//case DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS:
//case DXGI_FORMAT_X32_TYPELESS_G8X24_UINT:
//case DXGI_FORMAT_R10G10B10A2_TYPELESS:
//case DXGI_FORMAT_R10G10B10A2_UNORM:
//case DXGI_FORMAT_R10G10B10A2_UINT:
//case DXGI_FORMAT_R11G11B10_FLOAT:
//case DXGI_FORMAT_R8G8B8A8_TYPELESS:
case DXGI_FORMAT_R8G8B8A8_UNORM:
case DXGI_FORMAT_R8G8B8A8_UNORM_SRGB:
case DXGI_FORMAT_R8G8B8A8_UINT: return CV_8UC4;
case DXGI_FORMAT_R8G8B8A8_SNORM:
case DXGI_FORMAT_R8G8B8A8_SINT: return CV_8SC4;
//case DXGI_FORMAT_R16G16_TYPELESS:
//case DXGI_FORMAT_R16G16_FLOAT:
case DXGI_FORMAT_R16G16_UNORM:
case DXGI_FORMAT_R16G16_UINT: return CV_16UC2;
case DXGI_FORMAT_R16G16_SNORM:
case DXGI_FORMAT_R16G16_SINT: return CV_16SC2;
//case DXGI_FORMAT_R32_TYPELESS:
//case DXGI_FORMAT_D32_FLOAT:
case DXGI_FORMAT_R32_FLOAT: return CV_32FC1;
case DXGI_FORMAT_R32_UINT:
case DXGI_FORMAT_R32_SINT: return CV_32SC1;
//case DXGI_FORMAT_R24G8_TYPELESS:
//case DXGI_FORMAT_D24_UNORM_S8_UINT:
//case DXGI_FORMAT_R24_UNORM_X8_TYPELESS:
//case DXGI_FORMAT_X24_TYPELESS_G8_UINT:
//case DXGI_FORMAT_R8G8_TYPELESS:
case DXGI_FORMAT_R8G8_UNORM:
case DXGI_FORMAT_R8G8_UINT: return CV_8UC2;
case DXGI_FORMAT_R8G8_SNORM:
case DXGI_FORMAT_R8G8_SINT: return CV_8SC2;
//case DXGI_FORMAT_R16_TYPELESS:
//case DXGI_FORMAT_R16_FLOAT:
case DXGI_FORMAT_D16_UNORM:
case DXGI_FORMAT_R16_UNORM:
case DXGI_FORMAT_R16_UINT: return CV_16UC1;
case DXGI_FORMAT_R16_SNORM:
case DXGI_FORMAT_R16_SINT: return CV_16SC1;
//case DXGI_FORMAT_R8_TYPELESS:
case DXGI_FORMAT_R8_UNORM:
case DXGI_FORMAT_R8_UINT: return CV_8UC1;
case DXGI_FORMAT_R8_SNORM:
case DXGI_FORMAT_R8_SINT: return CV_8SC1;
case DXGI_FORMAT_A8_UNORM: return CV_8UC1;
//case DXGI_FORMAT_R1_UNORM:
//case DXGI_FORMAT_R9G9B9E5_SHAREDEXP:
//case DXGI_FORMAT_R8G8_B8G8_UNORM:
//case DXGI_FORMAT_G8R8_G8B8_UNORM:
//case DXGI_FORMAT_BC1_TYPELESS:
//case DXGI_FORMAT_BC1_UNORM:
//case DXGI_FORMAT_BC1_UNORM_SRGB:
//case DXGI_FORMAT_BC2_TYPELESS:
//case DXGI_FORMAT_BC2_UNORM:
//case DXGI_FORMAT_BC2_UNORM_SRGB:
//case DXGI_FORMAT_BC3_TYPELESS:
//case DXGI_FORMAT_BC3_UNORM:
//case DXGI_FORMAT_BC3_UNORM_SRGB:
//case DXGI_FORMAT_BC4_TYPELESS:
//case DXGI_FORMAT_BC4_UNORM:
//case DXGI_FORMAT_BC4_SNORM:
//case DXGI_FORMAT_BC5_TYPELESS:
//case DXGI_FORMAT_BC5_UNORM:
//case DXGI_FORMAT_BC5_SNORM:
//case DXGI_FORMAT_B5G6R5_UNORM:
//case DXGI_FORMAT_B5G5R5A1_UNORM:
case DXGI_FORMAT_B8G8R8A8_UNORM:
case DXGI_FORMAT_B8G8R8X8_UNORM: return CV_8UC4;
//case DXGI_FORMAT_R10G10B10_XR_BIAS_A2_UNORM:
//case DXGI_FORMAT_B8G8R8A8_TYPELESS:
case DXGI_FORMAT_B8G8R8A8_UNORM_SRGB: return CV_8UC4;
//case DXGI_FORMAT_B8G8R8X8_TYPELESS:
case DXGI_FORMAT_B8G8R8X8_UNORM_SRGB: return CV_8UC4;
//case DXGI_FORMAT_BC6H_TYPELESS:
//case DXGI_FORMAT_BC6H_UF16:
//case DXGI_FORMAT_BC6H_SF16:
//case DXGI_FORMAT_BC7_TYPELESS:
//case DXGI_FORMAT_BC7_UNORM:
//case DXGI_FORMAT_BC7_UNORM_SRGB:
default: break;
}
return errorType;
#endif
}
int getTypeFromD3DFORMAT(const int iD3DFORMAT)
{
(void)iD3DFORMAT;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#else
const int errorType = -1;
switch ((enum _D3DFORMAT)iD3DFORMAT)
{
//case D3DFMT_UNKNOWN:
case D3DFMT_R8G8B8: return CV_8UC3;
case D3DFMT_A8R8G8B8:
case D3DFMT_X8R8G8B8: return CV_8UC4;
//case D3DFMT_R5G6B5:
//case D3DFMT_X1R5G5B5:
//case D3DFMT_A1R5G5B5:
//case D3DFMT_A4R4G4B4:
//case D3DFMT_R3G3B2:
case D3DFMT_A8: return CV_8UC1;
//case D3DFMT_A8R3G3B2:
//case D3DFMT_X4R4G4B4:
//case D3DFMT_A2B10G10R10:
case D3DFMT_A8B8G8R8:
case D3DFMT_X8B8G8R8: return CV_8UC4;
//case D3DFMT_G16R16:
//case D3DFMT_A2R10G10B10:
//case D3DFMT_A16B16G16R16:
case D3DFMT_A8P8: return CV_8UC2;
case D3DFMT_P8: return CV_8UC1;
case D3DFMT_L8: return CV_8UC1;
case D3DFMT_A8L8: return CV_8UC2;
//case D3DFMT_A4L4:
case D3DFMT_V8U8: return CV_8UC2;
//case D3DFMT_L6V5U5:
case D3DFMT_X8L8V8U8:
case D3DFMT_Q8W8V8U8: return CV_8UC4;
case D3DFMT_V16U16: return CV_16UC4; // TODO 16SC4 ?
//case D3DFMT_A2W10V10U10:
case D3DFMT_D16_LOCKABLE: return CV_16UC1;
case D3DFMT_D32: return CV_32SC1;
//case D3DFMT_D15S1:
//case D3DFMT_D24S8:
//case D3DFMT_D24X8:
//case D3DFMT_D24X4S4:
case D3DFMT_D16: return CV_16UC1;
case D3DFMT_D32F_LOCKABLE: return CV_32FC1;
default: break;
}
return errorType;
#endif
}
namespace ocl {
#if defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
static bool g_isDirect3DDevice9Ex = false; // Direct3DDevice9Ex or Direct3DDevice9 was used
#endif
Context& initializeContextFromD3D11Device(ID3D11Device* pD3D11Device)
{
(void)pD3D11Device;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_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_uint numDevices = 0;
cl_context context = NULL;
// try with CL_PREFERRED_DEVICES_FOR_D3D11_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromD3D11KHR_fn clGetDeviceIDsFromD3D11KHR = (clGetDeviceIDsFromD3D11KHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromD3D11KHR");
if (!clGetDeviceIDsFromD3D11KHR)
continue;
device = NULL;
numDevices = 0;
status = clGetDeviceIDsFromD3D11KHR(platforms[i], CL_D3D11_DEVICE_KHR, pD3D11Device,
CL_PREFERRED_DEVICES_FOR_D3D11_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_D3D11_DEVICE_KHR, (cl_context_properties)(pD3D11Device),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
context = clCreateContext(properties, 1, &device, NULL, NULL, &status);
if (status != CL_SUCCESS)
{
clReleaseDevice(device);
}
else
{
found = i;
break;
}
}
}
if (found < 0)
{
// try with CL_ALL_DEVICES_FOR_D3D11_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromD3D11KHR_fn clGetDeviceIDsFromD3D11KHR = (clGetDeviceIDsFromD3D11KHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromD3D11KHR");
if (!clGetDeviceIDsFromD3D11KHR)
continue;
device = NULL;
numDevices = 0;
status = clGetDeviceIDsFromD3D11KHR(platforms[i], CL_D3D11_DEVICE_KHR, pD3D11Device,
CL_ALL_DEVICES_FOR_D3D11_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_D3D11_DEVICE_KHR, (cl_context_properties)(pD3D11Device),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
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 DirectX interop");
}
Context& ctx = Context::getDefault(false);
initializeContextFromHandle(ctx, platforms[found], context, device);
return ctx;
#endif
}
Context& initializeContextFromD3D10Device(ID3D10Device* pD3D10Device)
{
(void)pD3D10Device;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_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_uint numDevices = 0;
cl_context context = NULL;
// try with CL_PREFERRED_DEVICES_FOR_D3D10_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromD3D10KHR_fn clGetDeviceIDsFromD3D10KHR = (clGetDeviceIDsFromD3D10KHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromD3D10KHR");
if (!clGetDeviceIDsFromD3D10KHR)
continue;
device = NULL;
numDevices = 0;
status = clGetDeviceIDsFromD3D10KHR(platforms[i], CL_D3D10_DEVICE_KHR, pD3D10Device,
CL_PREFERRED_DEVICES_FOR_D3D10_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_D3D10_DEVICE_KHR, (cl_context_properties)(pD3D10Device),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
context = clCreateContext(properties, 1, &device, NULL, NULL, &status);
if (status != CL_SUCCESS)
{
clReleaseDevice(device);
}
else
{
found = i;
break;
}
}
}
if (found < 0)
{
// try with CL_ALL_DEVICES_FOR_D3D10_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromD3D10KHR_fn clGetDeviceIDsFromD3D10KHR = (clGetDeviceIDsFromD3D10KHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromD3D10KHR");
if (!clGetDeviceIDsFromD3D10KHR)
continue;
device = NULL;
numDevices = 0;
status = clGetDeviceIDsFromD3D10KHR(platforms[i], CL_D3D10_DEVICE_KHR, pD3D10Device,
CL_ALL_DEVICES_FOR_D3D10_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_D3D10_DEVICE_KHR, (cl_context_properties)(pD3D10Device),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
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 DirectX interop");
}
Context& ctx = Context::getDefault(false);
initializeContextFromHandle(ctx, platforms[found], context, device);
return ctx;
#endif
}
Context& initializeContextFromDirect3DDevice9Ex(IDirect3DDevice9Ex* pDirect3DDevice9Ex)
{
(void)pDirect3DDevice9Ex;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_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_uint numDevices = 0;
cl_context context = NULL;
// try with CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromDX9MediaAdapterKHR_fn clGetDeviceIDsFromDX9MediaAdapterKHR = (clGetDeviceIDsFromDX9MediaAdapterKHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromDX9MediaAdapterKHR");
if (!clGetDeviceIDsFromDX9MediaAdapterKHR)
continue;
device = NULL;
numDevices = 0;
cl_dx9_media_adapter_type_khr type = CL_ADAPTER_D3D9EX_KHR;
status = clGetDeviceIDsFromDX9MediaAdapterKHR(platforms[i], 1, &type, &pDirect3DDevice9Ex,
CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_ADAPTER_D3D9EX_KHR, (cl_context_properties)(pDirect3DDevice9Ex),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
context = clCreateContext(properties, 1, &device, NULL, NULL, &status);
if (status != CL_SUCCESS)
{
clReleaseDevice(device);
}
else
{
found = i;
break;
}
}
}
if (found < 0)
{
// try with CL_ALL_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromDX9MediaAdapterKHR_fn clGetDeviceIDsFromDX9MediaAdapterKHR = (clGetDeviceIDsFromDX9MediaAdapterKHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromDX9MediaAdapterKHR");
if (!clGetDeviceIDsFromDX9MediaAdapterKHR)
continue;
device = NULL;
numDevices = 0;
cl_dx9_media_adapter_type_khr type = CL_ADAPTER_D3D9EX_KHR;
status = clGetDeviceIDsFromDX9MediaAdapterKHR(platforms[i], 1, &type, &pDirect3DDevice9Ex,
CL_ALL_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_ADAPTER_D3D9EX_KHR, (cl_context_properties)(pDirect3DDevice9Ex),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
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 DirectX interop");
}
Context& ctx = Context::getDefault(false);
initializeContextFromHandle(ctx, platforms[found], context, device);
g_isDirect3DDevice9Ex = true;
return ctx;
#endif
}
Context& initializeContextFromDirect3DDevice9(IDirect3DDevice9* pDirect3DDevice9)
{
(void)pDirect3DDevice9;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_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_uint numDevices = 0;
cl_context context = NULL;
// try with CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromDX9MediaAdapterKHR_fn clGetDeviceIDsFromDX9MediaAdapterKHR = (clGetDeviceIDsFromDX9MediaAdapterKHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromDX9MediaAdapterKHR");
if (!clGetDeviceIDsFromDX9MediaAdapterKHR)
continue;
device = NULL;
numDevices = 0;
cl_dx9_media_adapter_type_khr type = CL_ADAPTER_D3D9_KHR;
status = clGetDeviceIDsFromDX9MediaAdapterKHR(platforms[i], 1, &type, &pDirect3DDevice9,
CL_PREFERRED_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_ADAPTER_D3D9_KHR, (cl_context_properties)(pDirect3DDevice9),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
context = clCreateContext(properties, 1, &device, NULL, NULL, &status);
if (status != CL_SUCCESS)
{
clReleaseDevice(device);
}
else
{
found = i;
break;
}
}
}
if (found < 0)
{
// try with CL_ALL_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR
for (int i = 0; i < (int)numPlatforms; i++)
{
clGetDeviceIDsFromDX9MediaAdapterKHR_fn clGetDeviceIDsFromDX9MediaAdapterKHR = (clGetDeviceIDsFromDX9MediaAdapterKHR_fn)
clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromDX9MediaAdapterKHR");
if (!clGetDeviceIDsFromDX9MediaAdapterKHR)
continue;
device = NULL;
numDevices = 0;
cl_dx9_media_adapter_type_khr type = CL_ADAPTER_D3D9_KHR;
status = clGetDeviceIDsFromDX9MediaAdapterKHR(platforms[i], 1, &type, &pDirect3DDevice9,
CL_ALL_DEVICES_FOR_DX9_MEDIA_ADAPTER_KHR, 1, &device, &numDevices);
if (status != CL_SUCCESS)
continue;
if (numDevices > 0)
{
cl_context_properties properties[] = {
CL_CONTEXT_PLATFORM, (cl_context_properties)platforms[i],
CL_CONTEXT_ADAPTER_D3D9_KHR, (cl_context_properties)(pDirect3DDevice9),
CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE,
NULL, NULL
};
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 DirectX interop");
}
Context& ctx = Context::getDefault(false);
initializeContextFromHandle(ctx, platforms[found], context, device);
g_isDirect3DDevice9Ex = false;
return ctx;
#endif
}
} // namespace cv::ocl
#if defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
clCreateFromD3D11Texture2DKHR_fn clCreateFromD3D11Texture2DKHR = NULL;
clEnqueueAcquireD3D11ObjectsKHR_fn clEnqueueAcquireD3D11ObjectsKHR = NULL;
clEnqueueReleaseD3D11ObjectsKHR_fn clEnqueueReleaseD3D11ObjectsKHR = NULL;
static void __OpenCLinitializeD3D11()
{
using namespace cv::ocl;
static cl_platform_id initializedPlatform = NULL;
cl_platform_id platform = (cl_platform_id)Platform::getDefault().ptr();
if (initializedPlatform != platform)
{
clCreateFromD3D11Texture2DKHR = (clCreateFromD3D11Texture2DKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clCreateFromD3D11Texture2DKHR");
clEnqueueAcquireD3D11ObjectsKHR = (clEnqueueAcquireD3D11ObjectsKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueAcquireD3D11ObjectsKHR");
clEnqueueReleaseD3D11ObjectsKHR = (clEnqueueReleaseD3D11ObjectsKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueReleaseD3D11ObjectsKHR");
initializedPlatform = platform;
}
if (!clCreateFromD3D11Texture2DKHR || !clEnqueueAcquireD3D11ObjectsKHR || !clEnqueueReleaseD3D11ObjectsKHR)
{
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't find functions for D3D11");
}
}
#endif // defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
void convertToD3D11Texture2D(InputArray src, ID3D11Texture2D* pD3D11Texture2D)
{
(void)src; (void)pD3D11Texture2D;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D11();
D3D11_TEXTURE2D_DESC desc = { 0 };
pD3D11Texture2D->GetDesc(&desc);
int srcType = src.type();
int textureType = getTypeFromDXGI_FORMAT(desc.Format);
CV_Assert(textureType == srcType);
Size srcSize = src.size();
CV_Assert(srcSize.width == (int)desc.Width && srcSize.height == (int)desc.Height);
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 = clCreateFromD3D11Texture2DKHR(context, CL_MEM_WRITE_ONLY, pD3D11Texture2D, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromD3D11Texture2DKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireD3D11ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireD3D11ObjectsKHR 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 = clEnqueueReleaseD3D11ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseD3D11ObjectsKHR 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: clReleaseMem failed");
#else
// TODO memcpy
NO_OPENCL_SUPPORT_ERROR;
#endif
}
void convertFromD3D11Texture2D(ID3D11Texture2D* pD3D11Texture2D, OutputArray dst)
{
(void)pD3D11Texture2D; (void)dst;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D11();
D3D11_TEXTURE2D_DESC desc = { 0 };
pD3D11Texture2D->GetDesc(&desc);
int textureType = getTypeFromDXGI_FORMAT(desc.Format);
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(Size(desc.Width, desc.Height), 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 = clCreateFromD3D11Texture2DKHR(context, CL_MEM_READ_ONLY, pD3D11Texture2D, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromD3D11Texture2DKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireD3D11ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireD3D11ObjectsKHR 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 = clEnqueueReleaseD3D11ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseD3D11ObjectsKHR 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: clReleaseMem failed");
#else
// TODO memcpy
NO_OPENCL_SUPPORT_ERROR;
#endif
}
#if defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
clCreateFromD3D10Texture2DKHR_fn clCreateFromD3D10Texture2DKHR = NULL;
clEnqueueAcquireD3D10ObjectsKHR_fn clEnqueueAcquireD3D10ObjectsKHR = NULL;
clEnqueueReleaseD3D10ObjectsKHR_fn clEnqueueReleaseD3D10ObjectsKHR = NULL;
static void __OpenCLinitializeD3D10()
{
using namespace cv::ocl;
static cl_platform_id initializedPlatform = NULL;
cl_platform_id platform = (cl_platform_id)Platform::getDefault().ptr();
if (initializedPlatform != platform)
{
clCreateFromD3D10Texture2DKHR = (clCreateFromD3D10Texture2DKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clCreateFromD3D10Texture2DKHR");
clEnqueueAcquireD3D10ObjectsKHR = (clEnqueueAcquireD3D10ObjectsKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueAcquireD3D10ObjectsKHR");
clEnqueueReleaseD3D10ObjectsKHR = (clEnqueueReleaseD3D10ObjectsKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueReleaseD3D10ObjectsKHR");
initializedPlatform = platform;
}
if (!clCreateFromD3D10Texture2DKHR || !clEnqueueAcquireD3D10ObjectsKHR || !clEnqueueReleaseD3D10ObjectsKHR)
{
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't find functions for D3D10");
}
}
#endif // defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
void convertToD3D10Texture2D(InputArray src, ID3D10Texture2D* pD3D10Texture2D)
{
(void)src; (void)pD3D10Texture2D;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D10();
D3D10_TEXTURE2D_DESC desc = { 0 };
pD3D10Texture2D->GetDesc(&desc);
int srcType = src.type();
int textureType = getTypeFromDXGI_FORMAT(desc.Format);
CV_Assert(textureType == srcType);
Size srcSize = src.size();
CV_Assert(srcSize.width == (int)desc.Width && srcSize.height == (int)desc.Height);
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 = clCreateFromD3D10Texture2DKHR(context, CL_MEM_WRITE_ONLY, pD3D10Texture2D, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromD3D10Texture2DKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireD3D10ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireD3D10ObjectsKHR 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 = clEnqueueReleaseD3D10ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseD3D10ObjectsKHR 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: clReleaseMem failed");
#else
// TODO memcpy
NO_OPENCL_SUPPORT_ERROR;
#endif
}
void convertFromD3D10Texture2D(ID3D10Texture2D* pD3D10Texture2D, OutputArray dst)
{
(void)pD3D10Texture2D; (void)dst;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D10();
D3D10_TEXTURE2D_DESC desc = { 0 };
pD3D10Texture2D->GetDesc(&desc);
int textureType = getTypeFromDXGI_FORMAT(desc.Format);
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(Size(desc.Width, desc.Height), 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 = clCreateFromD3D10Texture2DKHR(context, CL_MEM_READ_ONLY, pD3D10Texture2D, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromD3D10Texture2DKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireD3D10ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireD3D10ObjectsKHR 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 = clEnqueueReleaseD3D10ObjectsKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseD3D10ObjectsKHR 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: clReleaseMem failed");
#else
// TODO memcpy
NO_OPENCL_SUPPORT_ERROR;
#endif
}
#if defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
clCreateFromDX9MediaSurfaceKHR_fn clCreateFromDX9MediaSurfaceKHR = NULL;
clEnqueueAcquireDX9MediaSurfacesKHR_fn clEnqueueAcquireDX9MediaSurfacesKHR = NULL;
clEnqueueReleaseDX9MediaSurfacesKHR_fn clEnqueueReleaseDX9MediaSurfacesKHR = NULL;
static void __OpenCLinitializeD3D9()
{
using namespace cv::ocl;
static cl_platform_id initializedPlatform = NULL;
cl_platform_id platform = (cl_platform_id)Platform::getDefault().ptr();
if (initializedPlatform != platform)
{
clCreateFromDX9MediaSurfaceKHR = (clCreateFromDX9MediaSurfaceKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clCreateFromDX9MediaSurfaceKHR");
clEnqueueAcquireDX9MediaSurfacesKHR = (clEnqueueAcquireDX9MediaSurfacesKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueAcquireDX9MediaSurfacesKHR");
clEnqueueReleaseDX9MediaSurfacesKHR = (clEnqueueReleaseDX9MediaSurfacesKHR_fn)
clGetExtensionFunctionAddressForPlatform(platform, "clEnqueueReleaseDX9MediaSurfacesKHR");
initializedPlatform = platform;
}
if (!clCreateFromDX9MediaSurfaceKHR || !clEnqueueAcquireDX9MediaSurfacesKHR || !clEnqueueReleaseDX9MediaSurfacesKHR)
{
CV_Error(cv::Error::OpenCLInitError, "OpenCL: Can't find functions for D3D9");
}
}
#endif // defined(HAVE_DIRECTX) && defined(HAVE_OPENCL)
void convertToDirect3DSurface9(InputArray src, IDirect3DSurface9* pDirect3DSurface9, void* surfaceSharedHandle)
{
(void)src; (void)pDirect3DSurface9; (void)surfaceSharedHandle;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D9();
D3DSURFACE_DESC desc;
if (FAILED(pDirect3DSurface9->GetDesc(&desc)))
{
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: Can't get D3D surface description");
}
int srcType = src.type();
int surfaceType = getTypeFromD3DFORMAT(desc.Format);
CV_Assert(surfaceType == srcType);
Size srcSize = src.size();
CV_Assert(srcSize.width == (int)desc.Width && srcSize.height == (int)desc.Height);
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_dx9_surface_info_khr surfaceInfo = {pDirect3DSurface9, (HANDLE)surfaceSharedHandle};
cl_mem clImage = clCreateFromDX9MediaSurfaceKHR(context, CL_MEM_WRITE_ONLY,
ocl::g_isDirect3DDevice9Ex ? CL_ADAPTER_D3D9EX_KHR : CL_ADAPTER_D3D9_KHR,
&surfaceInfo, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromDX9MediaSurfaceKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireDX9MediaSurfacesKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireDX9MediaSurfacesKHR 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 = clEnqueueReleaseDX9MediaSurfacesKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseDX9MediaSurfacesKHR 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: clReleaseMem failed");
#else
// TODO pDirect3DSurface9->LockRect() + memcpy + Unlock()
NO_OPENCL_SUPPORT_ERROR;
#endif
}
void convertFromDirect3DSurface9(IDirect3DSurface9* pDirect3DSurface9, OutputArray dst, void* surfaceSharedHandle)
{
(void)pDirect3DSurface9; (void)dst; (void)surfaceSharedHandle;
#if !defined(HAVE_DIRECTX)
NO_DIRECTX_SUPPORT_ERROR;
#elif defined(HAVE_OPENCL)
__OpenCLinitializeD3D9();
D3DSURFACE_DESC desc;
if (FAILED(pDirect3DSurface9->GetDesc(&desc)))
{
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: Can't get D3D surface description");
}
int surfaceType = getTypeFromD3DFORMAT(desc.Format);
CV_Assert(surfaceType >= 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(Size(desc.Width, desc.Height), surfaceType);
UMat u = dst.getUMat();
// TODO Add support for roi
CV_Assert(u.offset == 0);
CV_Assert(u.isContinuous());
cl_int status = 0;
cl_dx9_surface_info_khr surfaceInfo = {pDirect3DSurface9, (HANDLE)surfaceSharedHandle};
cl_mem clImage = clCreateFromDX9MediaSurfaceKHR(context, CL_MEM_READ_ONLY,
ocl::g_isDirect3DDevice9Ex ? CL_ADAPTER_D3D9EX_KHR : CL_ADAPTER_D3D9_KHR,
&surfaceInfo, 0, &status);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromDX9MediaSurfaceKHR failed");
cl_mem clBuffer = (cl_mem)u.handle(ACCESS_WRITE);
cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
status = clEnqueueAcquireDX9MediaSurfacesKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireDX9MediaSurfacesKHR 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 = clEnqueueReleaseDX9MediaSurfacesKHR(q, 1, &clImage, 0, NULL, NULL);
if (status != CL_SUCCESS)
CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseDX9MediaSurfacesKHR 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: clReleaseMem failed");
#else
// TODO pDirect3DSurface9->LockRect() + memcpy + Unlock()
NO_OPENCL_SUPPORT_ERROR;
#endif
}
} } // namespace cv::directx