OCV_OPTION(WITH_DIRECTX "Include DirectX support" ON IF (WIN32 AND NOT WINRT) )
OCV_OPTION(WITH_INTELPERC "Include Intel Perceptual Computing support" OFF IF (WIN32 AND NOT WINRT) )
OCV_OPTION(WITH_IPP_A "Include Intel IPP_A support" OFF IF (MSVC OR X86 OR X86_64) )
-OCV_OPTION(WITH_VAAPI "Include VA-API support" OFF IF (UNIX AND NOT ANDROID) )
+OCV_OPTION(WITH_VA "Include VA support" OFF IF (UNIX AND NOT ANDROID) )
+OCV_OPTION(WITH_VA_INTEL "Include Intel VA-API/OpenCL support" OFF IF (UNIX AND NOT ANDROID) )
OCV_OPTION(WITH_GDAL "Include GDAL Support" OFF IF (NOT ANDROID AND NOT IOS AND NOT WINRT) )
OCV_OPTION(WITH_GPHOTO2 "Include gPhoto2 library support" ON IF (UNIX AND NOT ANDROID) )
status(" Use IPP Async:" HAVE_IPP_A THEN "YES" ELSE NO)
endif(DEFINED WITH_IPP_A)
-if(DEFINED WITH_VAAPI)
-status(" Use Intel VA-API:" HAVE_VAAPI THEN "YES (MSDK: ${VAAPI_MSDK_ROOT} OpenCL: ${VAAPI_IOCL_ROOT})" ELSE NO)
-endif(DEFINED WITH_VAAPI)
+if(DEFINED WITH_VA)
+status(" Use VA:" HAVE_VA THEN "YES" ELSE NO)
+endif(DEFINED WITH_VA)
+
+if(DEFINED WITH_VA_INTEL)
+status(" Use Intel VA-API/OpenCL:" HAVE_VA_INTEL THEN "YES (MSDK: ${VA_INTEL_MSDK_ROOT} OpenCL: ${VA_INTEL_IOCL_ROOT})" ELSE NO)
+endif(DEFINED WITH_VA_INTEL)
status(" Use Eigen:" HAVE_EIGEN THEN "YES (ver ${EIGEN_WORLD_VERSION}.${EIGEN_MAJOR_VERSION}.${EIGEN_MINOR_VERSION})" ELSE NO)
status(" Use Cuda:" HAVE_CUDA THEN "YES (ver ${CUDA_VERSION_STRING})" ELSE NO)
CHECK_MODULE(libgphoto2 HAVE_GPHOTO2)
endif(WITH_GPHOTO2)
-# --- VA-API ---
-if(WITH_VAAPI)
- include("${OpenCV_SOURCE_DIR}/cmake/OpenCVFindVAAPI.cmake")
- if(VAAPI_IOCL_INCLUDE_DIR)
- ocv_include_directories(${VAAPI_IOCL_INCLUDE_DIR})
+# --- VA & VA_INTEL ---
+if(WITH_VA_INTEL)
+ include("${OpenCV_SOURCE_DIR}/cmake/OpenCVFindVA_INTEL.cmake")
+ if(VA_INTEL_IOCL_INCLUDE_DIR)
+ ocv_include_directories(${VA_INTEL_IOCL_INCLUDE_DIR})
endif()
-endif(WITH_VAAPI)
+ set(WITH_VA YES)
+endif(WITH_VA_INTEL)
+
+if(WITH_VA)
+ include("${OpenCV_SOURCE_DIR}/cmake/OpenCVFindVA.cmake")
+ if(VA_INCLUDE_DIR)
+ ocv_include_directories(${VA_INCLUDE_DIR})
+ endif()
+endif(WITH_VA)
--- /dev/null
+# Main variables:
+# HAVE_VA for conditional compilation OpenCV with/without libva
+
+if(UNIX AND NOT ANDROID)
+ find_path(
+ VA_INCLUDE_DIR
+ NAMES va/va.h
+ PATHS "/usr/include"
+ PATH_SUFFIXES include
+ DOC "Path to libva headers")
+endif()
+
+if(VA_INCLUDE_DIR)
+ set(HAVE_VA TRUE)
+ set(VA_LIBRARIES "-lva")
+else()
+ set(HAVE_VA FALSE)
+ message(WARNING "libva installation is not found.")
+endif()
+++ /dev/null
-# Main variables:
-# VAAPI_MSDK_INCLUDE_DIR and VAAPI_IOCL_INCLUDE_DIR to use VAAPI
-# HAVE_VAAPI for conditional compilation OpenCV with/without VAAPI
-
-# VAAPI_MSDK_ROOT - root of Intel MSDK installation
-# VAAPI_IOCL_ROOT - root of Intel OCL installation
-
-if(UNIX AND NOT ANDROID)
- if($ENV{VAAPI_MSDK_ROOT})
- set(VAAPI_MSDK_ROOT $ENV{VAAPI_MSDK_ROOT})
- else()
- set(VAAPI_MSDK_ROOT "/opt/intel/mediasdk")
- endif()
-
- if($ENV{VAAPI_IOCL_ROOT})
- set(VAAPI_IOCL_ROOT $ENV{VAAPI_IOCL_ROOT})
- else()
- set(VAAPI_IOCL_ROOT "/opt/intel/opencl")
- endif()
-
- find_path(
- VAAPI_MSDK_INCLUDE_DIR
- NAMES mfxdefs.h
- PATHS ${VAAPI_MSDK_ROOT}
- PATH_SUFFIXES include
- DOC "Path to Intel MSDK headers")
-
- find_path(
- VAAPI_IOCL_INCLUDE_DIR
- NAMES CL/va_ext.h
- PATHS ${VAAPI_IOCL_ROOT}
- PATH_SUFFIXES include
- DOC "Path to Intel OpenCL headers")
-endif()
-
-if(VAAPI_MSDK_INCLUDE_DIR AND VAAPI_IOCL_INCLUDE_DIR)
- set(HAVE_VAAPI TRUE)
- set(VAAPI_EXTRA_LIBS "-lva" "-lva-drm")
-else()
- set(HAVE_VAAPI FALSE)
- message(WARNING "Intel MSDK & OpenCL installation is not found.")
-endif()
-
-mark_as_advanced(FORCE VAAPI_MSDK_INCLUDE_DIR VAAPI_IOCL_INCLUDE_DIR)
--- /dev/null
+# Main variables:
+# VA_INTEL_MSDK_INCLUDE_DIR and VA_INTEL_IOCL_INCLUDE_DIR to use VA_INTEL
+# HAVE_VA_INTEL for conditional compilation OpenCV with/without VA_INTEL
+
+# VA_INTEL_MSDK_ROOT - root of Intel MSDK installation
+# VA_INTEL_IOCL_ROOT - root of Intel OCL installation
+
+if(UNIX AND NOT ANDROID)
+ if($ENV{VA_INTEL_MSDK_ROOT})
+ set(VA_INTEL_MSDK_ROOT $ENV{VA_INTEL_MSDK_ROOT})
+ else()
+ set(VA_INTEL_MSDK_ROOT "/opt/intel/mediasdk")
+ endif()
+
+ if($ENV{VA_INTEL_IOCL_ROOT})
+ set(VA_INTEL_IOCL_ROOT $ENV{VA_INTEL_IOCL_ROOT})
+ else()
+ set(VA_INTEL_IOCL_ROOT "/opt/intel/opencl")
+ endif()
+
+ find_path(
+ VA_INTEL_MSDK_INCLUDE_DIR
+ NAMES mfxdefs.h
+ PATHS ${VA_INTEL_MSDK_ROOT}
+ PATH_SUFFIXES include
+ DOC "Path to Intel MSDK headers")
+
+ find_path(
+ VA_INTEL_IOCL_INCLUDE_DIR
+ NAMES CL/va_ext.h
+ PATHS ${VA_INTEL_IOCL_ROOT}
+ PATH_SUFFIXES include
+ DOC "Path to Intel OpenCL headers")
+endif()
+
+if(VA_INTEL_MSDK_INCLUDE_DIR AND VA_INTEL_IOCL_INCLUDE_DIR)
+ set(HAVE_VA_INTEL TRUE)
+ set(VA_INTEL_LIBRARIES "-lva" "-lva-drm")
+else()
+ set(HAVE_VA_INTEL FALSE)
+ message(WARNING "Intel MSDK & OpenCL installation is not found.")
+endif()
+
+mark_as_advanced(FORCE VA_INTEL_MSDK_INCLUDE_DIR VA_INTEL_IOCL_INCLUDE_DIR)
/* gPhoto2 library */
#cmakedefine HAVE_GPHOTO2
-/* Intel VA-API */
-#cmakedefine HAVE_VAAPI
+/* VA library (libva) */
+#cmakedefine HAVE_VA
+
+/* Intel VA-API/OpenCL */
+#cmakedefine HAVE_VA_INTEL
set(the_description "The Core Functionality")
ocv_add_module(core
opencv_hal
- PRIVATE_REQUIRED ${ZLIB_LIBRARIES} "${OPENCL_LIBRARIES}"
+ PRIVATE_REQUIRED ${ZLIB_LIBRARIES} "${OPENCL_LIBRARIES}" "${VA_LIBRARIES}"
OPTIONAL opencv_cudev
WRAP java python)
// Copyright (C) 2015, Itseez, Inc., all rights reserved.
// Third party copyrights are property of their respective owners.
-#ifndef __OPENCV_CORE_VAAPI_HPP__
-#define __OPENCV_CORE_VAAPI_HPP__
+#ifndef __OPENCV_CORE_VA_INTEL_HPP__
+#define __OPENCV_CORE_VA_INTEL_HPP__
#ifndef __cplusplus
-# error vaapi.hpp header must be compiled as C++
+# error va_intel.hpp header must be compiled as C++
#endif
#include "opencv2/core.hpp"
#include "ocl.hpp"
-#if defined(HAVE_VAAPI)
+#if defined(HAVE_VA)
# include "va/va.h"
-#else // HAVE_VAAPI
+#else // HAVE_VA
# if !defined(_VA_H_)
typedef void* VADisplay;
typedef unsigned int VASurfaceID;
# endif // !_VA_H_
-#endif // HAVE_VAAPI
+#endif // HAVE_VA
-namespace cv { namespace vaapi {
+namespace cv { namespace va_intel {
-/** @addtogroup core_vaapi
-This section describes CL-VA (VA-API) interoperability.
+/** @addtogroup core_va_intel
+This section describes Intel VA-API/OpenCL (CL-VA) interoperability.
-To enable CL-VA interoperability support, configure OpenCV using CMake with WITH_VAAPI=ON . Currently VA-API is
+To enable CL-VA interoperability support, configure OpenCV using CMake with WITH_VA_INTEL=ON . Currently VA-API is
supported on Linux only. You should also install Intel Media Server Studio (MSS) to use this feature. You may
-have to specify the path(s) to MSS components for cmake in environment variables: VAAPI_MSDK_ROOT for Media SDK
-(default is "/opt/intel/mediasdk"), and VAAPI_IOCL_ROOT for Intel OpenCL (default is "/opt/intel/opencl").
+have to specify the path(s) to MSS components for cmake in environment variables: VA_INTEL_MSDK_ROOT for Media SDK
+(default is "/opt/intel/mediasdk"), and VA_INTEL_IOCL_ROOT for Intel OpenCL (default is "/opt/intel/opencl").
-To use VA-API interoperability you should first create VADisplay (libva), and then call initializeContextFromVA()
+To use CL-VA interoperability you should first create VADisplay (libva), and then call initializeContextFromVA()
function to create OpenCL context and set up interoperability.
*/
//! @{
// TODO static functions in the Context class
/** @brief Creates OpenCL context from VA.
-@param display - VADisplay for which CL interop should be established.
+@param display - VADisplay for which CL interop should be established.
+@param tryInterop - try to set up for interoperability, if true; set up for use slow copy if false.
@return Returns reference to OpenCL Context
*/
-CV_EXPORTS Context& initializeContextFromVA(VADisplay display);
+CV_EXPORTS Context& initializeContextFromVA(VADisplay display, bool tryInterop = true);
-} // namespace cv::vaapi::ocl
+} // namespace cv::va_intel::ocl
/** @brief Converts InputArray to VASurfaceID object.
+@param display - VADisplay object.
@param src - source InputArray.
@param surface - destination VASurfaceID object.
@param size - size of image represented by VASurfaceID object.
*/
-CV_EXPORTS void convertToVASurface(InputArray src, VASurfaceID surface, Size size);
+CV_EXPORTS void convertToVASurface(VADisplay display, InputArray src, VASurfaceID surface, Size size);
/** @brief Converts VASurfaceID object to OutputArray.
+@param display - VADisplay object.
@param surface - source VASurfaceID object.
@param size - size of image represented by VASurfaceID object.
@param dst - destination OutputArray.
*/
-CV_EXPORTS void convertFromVASurface(VASurfaceID surface, Size size, OutputArray dst);
+CV_EXPORTS void convertFromVASurface(VADisplay display, VASurfaceID surface, Size size, OutputArray dst);
//! @}
-}} // namespace cv::vaapi
+}} // namespace cv::va_intel
-#endif /* __OPENCV_CORE_VAAPI_HPP__ */
+#endif /* __OPENCV_CORE_VA_INTEL_HPP__ */
#include "opencv2/core/core_c.h"
#include "opencv2/core/cuda.hpp"
#include "opencv2/core/opengl.hpp"
-#include "opencv2/core/vaapi.hpp"
+#include "opencv2/core/va_intel.hpp"
#include "opencv2/core/private.hpp"
#include "opencv2/core/private.cuda.hpp"
--- /dev/null
+// This file is part of OpenCV project.
+// It is subject to the license terms in the LICENSE file found in the top-level directory
+// of this distribution and at http://opencv.org/license.html.
+
+// Copyright (C) 2015, Itseez, Inc., all rights reserved.
+// Third party copyrights are property of their respective owners.
+
+#include "precomp.hpp"
+
+#ifdef HAVE_VA
+# include <va/va.h>
+#else // HAVE_VA
+# define NO_VA_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without VA support (libva)")
+#endif // HAVE_VA
+
+using namespace cv;
+
+////////////////////////////////////////////////////////////////////////
+// CL-VA Interoperability
+
+#ifdef HAVE_OPENCL
+# include "opencv2/core/opencl/runtime/opencl_core.hpp"
+# include "opencv2/core.hpp"
+# include "opencv2/core/ocl.hpp"
+# include "opencl_kernels_core.hpp"
+#endif // HAVE_OPENCL
+
+#if defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL)
+# include <CL/va_ext.h>
+#endif // HAVE_VA_INTEL && HAVE_OPENCL
+
+namespace cv { namespace va_intel {
+
+#if defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL)
+
+static clGetDeviceIDsFromVA_APIMediaAdapterINTEL_fn clGetDeviceIDsFromVA_APIMediaAdapterINTEL = NULL;
+static clCreateFromVA_APIMediaSurfaceINTEL_fn clCreateFromVA_APIMediaSurfaceINTEL = NULL;
+static clEnqueueAcquireVA_APIMediaSurfacesINTEL_fn clEnqueueAcquireVA_APIMediaSurfacesINTEL = NULL;
+static clEnqueueReleaseVA_APIMediaSurfacesINTEL_fn clEnqueueReleaseVA_APIMediaSurfacesINTEL = NULL;
+
+static bool contextInitialized = false;
+
+#endif // HAVE_VA_INTEL && HAVE_OPENCL
+
+namespace ocl {
+
+Context& initializeContextFromVA(VADisplay display, bool tryInterop)
+{
+ (void)display; (void)tryInterop;
+#if !defined(HAVE_VA)
+ NO_VA_SUPPORT_ERROR;
+#else // !HAVE_VA
+# if (defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL))
+ contextInitialized = false;
+ if (tryInterop)
+ {
+ 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 platform Id list");
+
+ // For CL-VA interop, we must find platform/device with "cl_intel_va_api_media_sharing" extension.
+ // With standard initialization procedure, we should examine platform extension string for that.
+ // But in practice, the platform ext string doesn't contain it, while device ext string does.
+ // Follow Intel procedure (see tutorial), we should obtain device IDs by extension call.
+ // Note that we must obtain function pointers using specific platform ID, and can't provide pointers in advance.
+ // So, we iterate and select the first platform, for which we got non-NULL pointers, device, and CL context.
+
+ int found = -1;
+ cl_context context = 0;
+ cl_device_id device = 0;
+
+ for (int i = 0; i < (int)numPlatforms; ++i)
+ {
+ // Get extension function pointers
+
+ clGetDeviceIDsFromVA_APIMediaAdapterINTEL = (clGetDeviceIDsFromVA_APIMediaAdapterINTEL_fn)
+ clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromVA_APIMediaAdapterINTEL");
+ clCreateFromVA_APIMediaSurfaceINTEL = (clCreateFromVA_APIMediaSurfaceINTEL_fn)
+ clGetExtensionFunctionAddressForPlatform(platforms[i], "clCreateFromVA_APIMediaSurfaceINTEL");
+ clEnqueueAcquireVA_APIMediaSurfacesINTEL = (clEnqueueAcquireVA_APIMediaSurfacesINTEL_fn)
+ clGetExtensionFunctionAddressForPlatform(platforms[i], "clEnqueueAcquireVA_APIMediaSurfacesINTEL");
+ clEnqueueReleaseVA_APIMediaSurfacesINTEL = (clEnqueueReleaseVA_APIMediaSurfacesINTEL_fn)
+ clGetExtensionFunctionAddressForPlatform(platforms[i], "clEnqueueReleaseVA_APIMediaSurfacesINTEL");
+
+ if (((void*)clGetDeviceIDsFromVA_APIMediaAdapterINTEL == NULL) ||
+ ((void*)clCreateFromVA_APIMediaSurfaceINTEL == NULL) ||
+ ((void*)clEnqueueAcquireVA_APIMediaSurfacesINTEL == NULL) ||
+ ((void*)clEnqueueReleaseVA_APIMediaSurfacesINTEL == NULL))
+ {
+ continue;
+ }
+
+ // Query device list
+
+ cl_uint numDevices = 0;
+
+ status = clGetDeviceIDsFromVA_APIMediaAdapterINTEL(platforms[i], CL_VA_API_DISPLAY_INTEL, display,
+ CL_PREFERRED_DEVICES_FOR_VA_API_INTEL, 0, NULL, &numDevices);
+ if ((status != CL_SUCCESS) || !(numDevices > 0))
+ continue;
+ numDevices = 1; // initializeContextFromHandle() expects only 1 device
+ status = clGetDeviceIDsFromVA_APIMediaAdapterINTEL(platforms[i], CL_VA_API_DISPLAY_INTEL, display,
+ CL_PREFERRED_DEVICES_FOR_VA_API_INTEL, numDevices, &device, NULL);
+ if (status != CL_SUCCESS)
+ continue;
+
+ // Creating CL-VA media sharing OpenCL context
+
+ cl_context_properties props[] = {
+ CL_CONTEXT_VA_API_DISPLAY_INTEL, (cl_context_properties) display,
+ CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE, // no explicit sync required
+ 0
+ };
+
+ context = clCreateContext(props, numDevices, &device, NULL, NULL, &status);
+ if (status != CL_SUCCESS)
+ {
+ clReleaseDevice(device);
+ }
+ else
+ {
+ found = i;
+ break;
+ }
+ }
+
+ if (found >= 0)
+ {
+ contextInitialized = true;
+ Context& ctx = Context::getDefault(false);
+ initializeContextFromHandle(ctx, platforms[found], context, device);
+ return ctx;
+ }
+ }
+# endif // HAVE_VA_INTEL && HAVE_OPENCL
+ {
+ Context& ctx = Context::getDefault(false);
+ return ctx;
+ }
+#endif // !HAVE_VA
+}
+
+#if defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL)
+static bool ocl_convert_nv12_to_bgr(cl_mem clImageY, cl_mem clImageUV, cl_mem clBuffer, int step, int cols, int rows)
+{
+ ocl::Kernel k;
+ k.create("YUV2BGR_NV12_8u", cv::ocl::core::cvtclr_dx_oclsrc, "");
+ if (k.empty())
+ return false;
+
+ k.args(clImageY, clImageUV, clBuffer, step, cols, rows);
+
+ size_t globalsize[] = { cols, rows };
+ return k.run(2, globalsize, 0, false);
+}
+
+static bool ocl_convert_bgr_to_nv12(cl_mem clBuffer, int step, int cols, int rows, cl_mem clImageY, cl_mem clImageUV)
+{
+ ocl::Kernel k;
+ k.create("BGR2YUV_NV12_8u", cv::ocl::core::cvtclr_dx_oclsrc, "");
+ if (k.empty())
+ return false;
+
+ k.args(clBuffer, step, cols, rows, clImageY, clImageUV);
+
+ size_t globalsize[] = { cols, rows };
+ return k.run(2, globalsize, 0, false);
+}
+#endif // HAVE_VA_INTEL && HAVE_OPENCL
+
+} // namespace cv::va_intel::ocl
+
+#if defined(HAVE_VA)
+const int NCHANNELS = 3;
+
+static void copy_convert_nv12_to_bgr(const VAImage& image, const unsigned char* buffer, Mat& bgr)
+{
+ const float d1 = 16.0f;
+ const float d2 = 128.0f;
+
+ static const float coeffs[5] =
+ {
+ 1.163999557f,
+ 2.017999649f,
+ -0.390999794f,
+ -0.812999725f,
+ 1.5959997177f
+ };
+
+ const size_t srcOffsetY = image.offsets[0];
+ const size_t srcOffsetUV = image.offsets[1];
+
+ const size_t srcStepY = image.pitches[0];
+ const size_t srcStepUV = image.pitches[1];
+
+ const size_t dstStep = bgr.step;
+
+ const unsigned char* srcY0 = buffer + srcOffsetY;
+ const unsigned char* srcUV = buffer + srcOffsetUV;
+
+ unsigned char* dst0 = bgr.data;
+
+ for (int y = 0; y < bgr.rows; y += 2)
+ {
+ const unsigned char* srcY1 = srcY0 + srcStepY;
+ unsigned char *dst1 = dst0 + dstStep;
+
+ for (int x = 0; x < bgr.cols; x += 2)
+ {
+ float Y0 = float(srcY0[x+0]);
+ float Y1 = float(srcY0[x+1]);
+ float Y2 = float(srcY1[x+0]);
+ float Y3 = float(srcY1[x+1]);
+
+ float U = float(srcUV[2*(x/2)+0]) - d2;
+ float V = float(srcUV[2*(x/2)+1]) - d2;
+
+ Y0 = std::max(0.0f, Y0 - d1) * coeffs[0];
+ Y1 = std::max(0.0f, Y1 - d1) * coeffs[0];
+ Y2 = std::max(0.0f, Y2 - d1) * coeffs[0];
+ Y3 = std::max(0.0f, Y3 - d1) * coeffs[0];
+
+ float ruv = coeffs[4]*V;
+ float guv = coeffs[3]*V + coeffs[2]*U;
+ float buv = coeffs[1]*U;
+
+ dst0[(x+0)*NCHANNELS+0] = saturate_cast<unsigned char>(Y0 + buv);
+ dst0[(x+0)*NCHANNELS+1] = saturate_cast<unsigned char>(Y0 + guv);
+ dst0[(x+0)*NCHANNELS+2] = saturate_cast<unsigned char>(Y0 + ruv);
+
+ dst0[(x+1)*NCHANNELS+0] = saturate_cast<unsigned char>(Y1 + buv);
+ dst0[(x+1)*NCHANNELS+1] = saturate_cast<unsigned char>(Y1 + guv);
+ dst0[(x+1)*NCHANNELS+2] = saturate_cast<unsigned char>(Y1 + ruv);
+
+ dst1[(x+0)*NCHANNELS+0] = saturate_cast<unsigned char>(Y2 + buv);
+ dst1[(x+0)*NCHANNELS+1] = saturate_cast<unsigned char>(Y2 + guv);
+ dst1[(x+0)*NCHANNELS+2] = saturate_cast<unsigned char>(Y2 + ruv);
+
+ dst1[(x+1)*NCHANNELS+0] = saturate_cast<unsigned char>(Y3 + buv);
+ dst1[(x+1)*NCHANNELS+1] = saturate_cast<unsigned char>(Y3 + guv);
+ dst1[(x+1)*NCHANNELS+2] = saturate_cast<unsigned char>(Y3 + ruv);
+ }
+
+ srcY0 = srcY1 + srcStepY;
+ srcUV += srcStepUV;
+ dst0 = dst1 + dstStep;
+ }
+}
+
+static void copy_convert_bgr_to_nv12(const VAImage& image, const Mat& bgr, unsigned char* buffer)
+{
+ const float d1 = 16.0f;
+ const float d2 = 128.0f;
+
+ static const float coeffs[8] =
+ {
+ 0.256999969f, 0.50399971f, 0.09799957f, -0.1479988098f,
+ -0.2909994125f, 0.438999176f, -0.3679990768f, -0.0709991455f
+ };
+
+ const size_t dstOffsetY = image.offsets[0];
+ const size_t dstOffsetUV = image.offsets[1];
+
+ const size_t dstStepY = image.pitches[0];
+ const size_t dstStepUV = image.pitches[1];
+
+ const size_t srcStep = bgr.step;
+
+ const unsigned char* src0 = bgr.data;
+
+ unsigned char* dstY0 = buffer + dstOffsetY;
+ unsigned char* dstUV = buffer + dstOffsetUV;
+
+ for (int y = 0; y < bgr.rows; y += 2)
+ {
+ const unsigned char *src1 = src0 + srcStep;
+ unsigned char* dstY1 = dstY0 + dstStepY;
+
+ for (int x = 0; x < bgr.cols; x += 2)
+ {
+ float B0 = float(src0[(x+0)*NCHANNELS+0]);
+ float G0 = float(src0[(x+0)*NCHANNELS+1]);
+ float R0 = float(src0[(x+0)*NCHANNELS+2]);
+
+ float B1 = float(src0[(x+1)*NCHANNELS+0]);
+ float G1 = float(src0[(x+1)*NCHANNELS+1]);
+ float R1 = float(src0[(x+1)*NCHANNELS+2]);
+
+ float B2 = float(src1[(x+0)*NCHANNELS+0]);
+ float G2 = float(src1[(x+0)*NCHANNELS+1]);
+ float R2 = float(src1[(x+0)*NCHANNELS+2]);
+
+ float B3 = float(src1[(x+1)*NCHANNELS+0]);
+ float G3 = float(src1[(x+1)*NCHANNELS+1]);
+ float R3 = float(src1[(x+1)*NCHANNELS+2]);
+
+ float Y0 = coeffs[0]*R0 + coeffs[1]*G0 + coeffs[2]*B0 + d1;
+ float Y1 = coeffs[0]*R1 + coeffs[1]*G1 + coeffs[2]*B1 + d1;
+ float Y2 = coeffs[0]*R2 + coeffs[1]*G2 + coeffs[2]*B2 + d1;
+ float Y3 = coeffs[0]*R3 + coeffs[1]*G3 + coeffs[2]*B3 + d1;
+
+ float U = coeffs[3]*R0 + coeffs[4]*G0 + coeffs[5]*B0 + d2;
+ float V = coeffs[5]*R0 + coeffs[6]*G0 + coeffs[7]*B0 + d2;
+
+ dstY0[x+0] = saturate_cast<unsigned char>(Y0);
+ dstY0[x+1] = saturate_cast<unsigned char>(Y1);
+ dstY1[x+0] = saturate_cast<unsigned char>(Y2);
+ dstY1[x+1] = saturate_cast<unsigned char>(Y3);
+
+ dstUV[2*(x/2)+0] = saturate_cast<unsigned char>(U);
+ dstUV[2*(x/2)+1] = saturate_cast<unsigned char>(V);
+ }
+
+ src0 = src1 + srcStep;
+ dstY0 = dstY1 + dstStepY;
+ dstUV += dstStepUV;
+ }
+}
+#endif // HAVE_VA
+
+void convertToVASurface(VADisplay display, InputArray src, VASurfaceID surface, Size size)
+{
+ (void)display; (void)src; (void)surface; (void)size;
+#if !defined(HAVE_VA)
+ NO_VA_SUPPORT_ERROR;
+#else // !HAVE_VA
+ const int stype = CV_8UC3;
+
+ int srcType = src.type();
+ CV_Assert(srcType == stype);
+
+ Size srcSize = src.size();
+ CV_Assert(srcSize.width == size.width && srcSize.height == size.height);
+
+ UMat u = src.getUMat();
+
+ // TODO Add support for roi
+ CV_Assert(u.offset == 0);
+ CV_Assert(u.isContinuous());
+
+# if (defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL))
+ if (contextInitialized)
+ {
+ cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
+
+ using namespace cv::ocl;
+ Context& ctx = Context::getDefault();
+ cl_context context = (cl_context)ctx.ptr();
+
+ cl_int status = 0;
+
+ cl_mem clImageY = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_WRITE_ONLY, &surface, 0, &status);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (Y plane)");
+ cl_mem clImageUV = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_WRITE_ONLY, &surface, 1, &status);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (UV plane)");
+
+ cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
+
+ cl_mem images[2] = { clImageY, clImageUV };
+ status = clEnqueueAcquireVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireVA_APIMediaSurfacesINTEL failed");
+ if (!ocl::ocl_convert_bgr_to_nv12(clBuffer, (int)u.step[0], u.cols, u.rows, clImageY, clImageUV))
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: ocl_convert_bgr_to_nv12 failed");
+ clEnqueueReleaseVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseVA_APIMediaSurfacesINTEL failed");
+
+ status = clFinish(q); // TODO Use events
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
+
+ status = clReleaseMemObject(clImageY); // TODO RAII
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (Y plane)");
+ status = clReleaseMemObject(clImageUV);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (UV plane)");
+ }
+ else
+# endif // HAVE_VA_INTEL && HAVE_OPENCL
+ {
+ VAStatus status = 0;
+
+ status = vaSyncSurface(display, surface);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaSyncSurface failed");
+
+ VAImage image;
+ status = vaDeriveImage(display, surface, &image);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaDeriveImage failed");
+
+ unsigned char* buffer = 0;
+ status = vaMapBuffer(display, image.buf, (void **)&buffer);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaMapBuffer failed");
+
+ CV_Assert(image.format.fourcc == VA_FOURCC_NV12);
+
+ Mat m = u.getMat(ACCESS_READ);
+ copy_convert_bgr_to_nv12(image, m, buffer);
+
+ status = vaUnmapBuffer(display, image.buf);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaUnmapBuffer failed");
+
+ status = vaDestroyImage(display, image.image_id);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaDestroyImage failed");
+ }
+#endif // !HAVE_VA
+}
+
+void convertFromVASurface(VADisplay display, VASurfaceID surface, Size size, OutputArray dst)
+{
+ (void)display; (void)surface; (void)dst; (void)size;
+#if !defined(HAVE_VA)
+ NO_VA_SUPPORT_ERROR;
+#else // !HAVE_VA
+ const int dtype = CV_8UC3;
+
+ // TODO Need to specify ACCESS_WRITE here somehow to prevent useless data copying!
+ dst.create(size, dtype);
+ UMat u = dst.getUMat();
+
+ // TODO Add support for roi
+ CV_Assert(u.offset == 0);
+ CV_Assert(u.isContinuous());
+
+# if (defined(HAVE_VA_INTEL) && defined(HAVE_OPENCL))
+ if (contextInitialized)
+ {
+ cl_mem clBuffer = (cl_mem)u.handle(ACCESS_WRITE);
+
+ using namespace cv::ocl;
+ Context& ctx = Context::getDefault();
+ cl_context context = (cl_context)ctx.ptr();
+
+ cl_int status = 0;
+
+ cl_mem clImageY = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_READ_ONLY, &surface, 0, &status);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (Y plane)");
+ cl_mem clImageUV = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_READ_ONLY, &surface, 1, &status);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (UV plane)");
+
+ cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
+
+ cl_mem images[2] = { clImageY, clImageUV };
+ status = clEnqueueAcquireVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireVA_APIMediaSurfacesINTEL failed");
+ if (!ocl::ocl_convert_nv12_to_bgr(clImageY, clImageUV, clBuffer, (int)u.step[0], u.cols, u.rows))
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: ocl_convert_nv12_to_bgr failed");
+ status = clEnqueueReleaseVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseVA_APIMediaSurfacesINTEL failed");
+
+ status = clFinish(q); // TODO Use events
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
+
+ status = clReleaseMemObject(clImageY); // TODO RAII
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (Y plane)");
+ status = clReleaseMemObject(clImageUV);
+ if (status != CL_SUCCESS)
+ CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (UV plane)");
+ }
+ else
+# endif // HAVE_VA_INTEL && HAVE_OPENCL
+ {
+ VAStatus status = 0;
+
+ status = vaSyncSurface(display, surface);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaSyncSurface failed");
+
+ VAImage image;
+ status = vaDeriveImage(display, surface, &image);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaDeriveImage failed");
+
+ unsigned char* buffer = 0;
+ status = vaMapBuffer(display, image.buf, (void **)&buffer);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaMapBuffer failed");
+
+ CV_Assert(image.format.fourcc == VA_FOURCC_NV12);
+
+ Mat m = u.getMat(ACCESS_WRITE);
+ copy_convert_nv12_to_bgr(image, buffer, m);
+
+ status = vaUnmapBuffer(display, image.buf);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaUnmapBuffer failed");
+
+ status = vaDestroyImage(display, image.image_id);
+ if (status != VA_STATUS_SUCCESS)
+ CV_Error(cv::Error::StsError, "VA-API: vaDestroyImage failed");
+ }
+#endif // !HAVE_VA
+}
+
+}} // namespace cv::va_intel
+++ /dev/null
-// This file is part of OpenCV project.
-// It is subject to the license terms in the LICENSE file found in the top-level directory
-// of this distribution and at http://opencv.org/license.html.
-
-// Copyright (C) 2015, Itseez, Inc., all rights reserved.
-// Third party copyrights are property of their respective owners.
-
-#include "precomp.hpp"
-
-#ifdef HAVE_VAAPI
-#else // HAVE_VAAPI
-# define NO_VAAPI_SUPPORT_ERROR CV_ErrorNoReturn(cv::Error::StsBadFunc, "OpenCV was build without VA-API support")
-#endif // HAVE_VAAPI
-
-using namespace cv;
-
-////////////////////////////////////////////////////////////////////////
-// CL-VA Interoperability
-
-#ifdef HAVE_OPENCL
-# include "opencv2/core/opencl/runtime/opencl_core.hpp"
-# include "opencv2/core.hpp"
-# include "opencv2/core/ocl.hpp"
-# include "opencl_kernels_core.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_VAAPI) && defined(HAVE_OPENCL)
-# include <CL/va_ext.h>
-#endif // HAVE_VAAPI && HAVE_OPENCL
-
-namespace cv { namespace vaapi {
-
-#if defined(HAVE_VAAPI) && defined(HAVE_OPENCL)
-
-static clGetDeviceIDsFromVA_APIMediaAdapterINTEL_fn clGetDeviceIDsFromVA_APIMediaAdapterINTEL = NULL;
-static clCreateFromVA_APIMediaSurfaceINTEL_fn clCreateFromVA_APIMediaSurfaceINTEL = NULL;
-static clEnqueueAcquireVA_APIMediaSurfacesINTEL_fn clEnqueueAcquireVA_APIMediaSurfacesINTEL = NULL;
-static clEnqueueReleaseVA_APIMediaSurfacesINTEL_fn clEnqueueReleaseVA_APIMediaSurfacesINTEL = NULL;
-
-static bool contextInitialized = false;
-
-#endif // HAVE_VAAPI && HAVE_OPENCL
-
-namespace ocl {
-
-Context& initializeContextFromVA(VADisplay display)
-{
- (void)display;
-#if !defined(HAVE_VAAPI)
- NO_VAAPI_SUPPORT_ERROR;
-#elif !defined(HAVE_OPENCL)
- NO_OPENCL_SUPPORT_ERROR;
-#else
- contextInitialized = false;
-
- 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 platform Id list");
-
- // For CL-VA interop, we must find platform/device with "cl_intel_va_api_media_sharing" extension.
- // With standard initialization procedure, we should examine platform extension string for that.
- // But in practice, the platform ext string doesn't contain it, while device ext string does.
- // Follow Intel procedure (see tutorial), we should obtain device IDs by extension call.
- // Note that we must obtain function pointers using specific platform ID, and can't provide pointers in advance.
- // So, we iterate and select the first platform, for which we got non-NULL pointers, device, and CL context.
-
- int found = -1;
- cl_context context = 0;
- cl_device_id device = 0;
-
- for (int i = 0; i < (int)numPlatforms; ++i)
- {
- // Get extension function pointers
-
- clGetDeviceIDsFromVA_APIMediaAdapterINTEL = (clGetDeviceIDsFromVA_APIMediaAdapterINTEL_fn)
- clGetExtensionFunctionAddressForPlatform(platforms[i], "clGetDeviceIDsFromVA_APIMediaAdapterINTEL");
- clCreateFromVA_APIMediaSurfaceINTEL = (clCreateFromVA_APIMediaSurfaceINTEL_fn)
- clGetExtensionFunctionAddressForPlatform(platforms[i], "clCreateFromVA_APIMediaSurfaceINTEL");
- clEnqueueAcquireVA_APIMediaSurfacesINTEL = (clEnqueueAcquireVA_APIMediaSurfacesINTEL_fn)
- clGetExtensionFunctionAddressForPlatform(platforms[i], "clEnqueueAcquireVA_APIMediaSurfacesINTEL");
- clEnqueueReleaseVA_APIMediaSurfacesINTEL = (clEnqueueReleaseVA_APIMediaSurfacesINTEL_fn)
- clGetExtensionFunctionAddressForPlatform(platforms[i], "clEnqueueReleaseVA_APIMediaSurfacesINTEL");
-
- if (((void*)clGetDeviceIDsFromVA_APIMediaAdapterINTEL == NULL) ||
- ((void*)clCreateFromVA_APIMediaSurfaceINTEL == NULL) ||
- ((void*)clEnqueueAcquireVA_APIMediaSurfacesINTEL == NULL) ||
- ((void*)clEnqueueReleaseVA_APIMediaSurfacesINTEL == NULL))
- {
- continue;
- }
-
- // Query device list
-
- cl_uint numDevices = 0;
-
- status = clGetDeviceIDsFromVA_APIMediaAdapterINTEL(platforms[i], CL_VA_API_DISPLAY_INTEL, display,
- CL_PREFERRED_DEVICES_FOR_VA_API_INTEL, 0, NULL, &numDevices);
- if ((status != CL_SUCCESS) || !(numDevices > 0))
- continue;
- numDevices = 1; // initializeContextFromHandle() expects only 1 device
- status = clGetDeviceIDsFromVA_APIMediaAdapterINTEL(platforms[i], CL_VA_API_DISPLAY_INTEL, display,
- CL_PREFERRED_DEVICES_FOR_VA_API_INTEL, numDevices, &device, NULL);
- if (status != CL_SUCCESS)
- continue;
-
- // Creating CL-VA media sharing OpenCL context
-
- cl_context_properties props[] = {
- CL_CONTEXT_VA_API_DISPLAY_INTEL, (cl_context_properties) display,
- CL_CONTEXT_INTEROP_USER_SYNC, CL_FALSE, // no explicit sync required
- 0
- };
-
- context = clCreateContext(props, numDevices, &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 VA-API interop");
-
- Context& ctx = Context::getDefault(false);
- initializeContextFromHandle(ctx, platforms[found], context, device);
- contextInitialized = true;
- return ctx;
-#endif
-}
-
-#if defined(HAVE_VAAPI) && defined(HAVE_OPENCL)
-static bool ocl_convert_nv12_to_bgr(cl_mem clImageY, cl_mem clImageUV, cl_mem clBuffer, int step, int cols, int rows)
-{
- ocl::Kernel k;
- k.create("YUV2BGR_NV12_8u", cv::ocl::core::cvtclr_dx_oclsrc, "");
- if (k.empty())
- return false;
-
- k.args(clImageY, clImageUV, clBuffer, step, cols, rows);
-
- size_t globalsize[] = { cols, rows };
- return k.run(2, globalsize, 0, false);
-}
-
-static bool ocl_convert_bgr_to_nv12(cl_mem clBuffer, int step, int cols, int rows, cl_mem clImageY, cl_mem clImageUV)
-{
- ocl::Kernel k;
- k.create("BGR2YUV_NV12_8u", cv::ocl::core::cvtclr_dx_oclsrc, "");
- if (k.empty())
- return false;
-
- k.args(clBuffer, step, cols, rows, clImageY, clImageUV);
-
- size_t globalsize[] = { cols, rows };
- return k.run(2, globalsize, 0, false);
-}
-#endif // HAVE_VAAPI && HAVE_OPENCL
-
-} // namespace cv::vaapi::ocl
-
-void convertToVASurface(InputArray src, VASurfaceID surface, Size size)
-{
- (void)src; (void)surface; (void)size;
-#if !defined(HAVE_VAAPI)
- NO_VAAPI_SUPPORT_ERROR;
-#elif !defined(HAVE_OPENCL)
- NO_OPENCL_SUPPORT_ERROR;
-#else
- if (!contextInitialized)
- CV_Error(cv::Error::OpenCLInitError, "OpenCL: Context for VA-API interop hasn't been created");
-
- const int stype = CV_8UC4;
-
- int srcType = src.type();
- CV_Assert(srcType == stype);
-
- Size srcSize = src.size();
- CV_Assert(srcSize.width == size.width && srcSize.height == size.height);
-
- UMat u = src.getUMat();
-
- // TODO Add support for roi
- CV_Assert(u.offset == 0);
- CV_Assert(u.isContinuous());
-
- cl_mem clBuffer = (cl_mem)u.handle(ACCESS_READ);
-
- using namespace cv::ocl;
- Context& ctx = Context::getDefault();
- cl_context context = (cl_context)ctx.ptr();
-
- cl_int status = 0;
-
- cl_mem clImageY = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_WRITE_ONLY, &surface, 0, &status);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (Y plane)");
- cl_mem clImageUV = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_WRITE_ONLY, &surface, 1, &status);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (UV plane)");
-
- cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
-
- cl_mem images[2] = { clImageY, clImageUV };
- status = clEnqueueAcquireVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireVA_APIMediaSurfacesINTEL failed");
- if (!ocl::ocl_convert_bgr_to_nv12(clBuffer, (int)u.step[0], u.cols, u.rows, clImageY, clImageUV))
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: ocl_convert_bgr_to_nv12 failed");
- clEnqueueReleaseVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseVA_APIMediaSurfacesINTEL failed");
-
- status = clFinish(q); // TODO Use events
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
-
- status = clReleaseMemObject(clImageY); // TODO RAII
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (Y plane)");
- status = clReleaseMemObject(clImageUV);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (UV plane)");
-#endif
-}
-
-void convertFromVASurface(VASurfaceID surface, Size size, OutputArray dst)
-{
- (void)surface; (void)dst; (void)size;
-#if !defined(HAVE_VAAPI)
- NO_VAAPI_SUPPORT_ERROR;
-#elif !defined(HAVE_OPENCL)
- NO_OPENCL_SUPPORT_ERROR;
-#else
- if (!contextInitialized)
- CV_Error(cv::Error::OpenCLInitError, "OpenCL: Context for VA-API interop hasn't been created");
-
- const int dtype = CV_8UC4;
-
- // TODO Need to specify ACCESS_WRITE here somehow to prevent useless data copying!
- dst.create(size, dtype);
- UMat u = dst.getUMat();
-
- // TODO Add support for roi
- CV_Assert(u.offset == 0);
- CV_Assert(u.isContinuous());
-
- cl_mem clBuffer = (cl_mem)u.handle(ACCESS_WRITE);
-
- using namespace cv::ocl;
- Context& ctx = Context::getDefault();
- cl_context context = (cl_context)ctx.ptr();
-
- cl_int status = 0;
-
- cl_mem clImageY = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_READ_ONLY, &surface, 0, &status);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (Y plane)");
- cl_mem clImageUV = clCreateFromVA_APIMediaSurfaceINTEL(context, CL_MEM_READ_ONLY, &surface, 1, &status);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clCreateFromVA_APIMediaSurfaceINTEL failed (UV plane)");
-
- cl_command_queue q = (cl_command_queue)Queue::getDefault().ptr();
-
- cl_mem images[2] = { clImageY, clImageUV };
- status = clEnqueueAcquireVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueAcquireVA_APIMediaSurfacesINTEL failed");
- if (!ocl::ocl_convert_nv12_to_bgr(clImageY, clImageUV, clBuffer, (int)u.step[0], u.cols, u.rows))
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: ocl_convert_nv12_to_bgr failed");
- status = clEnqueueReleaseVA_APIMediaSurfacesINTEL(q, 2, images, 0, NULL, NULL);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clEnqueueReleaseVA_APIMediaSurfacesINTEL failed");
-
- status = clFinish(q); // TODO Use events
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clFinish failed");
-
- status = clReleaseMemObject(clImageY); // TODO RAII
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (Y plane)");
- status = clReleaseMemObject(clImageUV);
- if (status != CL_SUCCESS)
- CV_Error(cv::Error::OpenCLApiCallError, "OpenCL: clReleaseMem failed (UV plane)");
-#endif
-}
-
-}} // namespace cv::vaapi
add_subdirectory(opengl)
endif()
-if(UNIX AND NOT ANDROID AND HAVE_VAAPI)
- add_subdirectory(vaapi)
+if(UNIX AND NOT ANDROID AND HAVE_VA_INTEL)
+ add_subdirectory(va_intel)
endif()
if(ANDROID AND BUILD_ANDROID_EXAMPLES)
-SET(OPENCV_VAAPI_SAMPLES_REQUIRED_DEPS opencv_core opencv_imgproc opencv_imgcodecs opencv_videoio opencv_highgui)
+SET(OPENCV_VA_INTEL_SAMPLES_REQUIRED_DEPS opencv_core opencv_imgproc opencv_imgcodecs opencv_videoio opencv_highgui)
-ocv_check_dependencies(${OPENCV_VAAPI_SAMPLES_REQUIRED_DEPS})
+ocv_check_dependencies(${OPENCV_VA_INTEL_SAMPLES_REQUIRED_DEPS})
if(BUILD_EXAMPLES AND OCV_DEPENDENCIES_FOUND)
- set(project "vaapi")
+ set(project "va_intel")
string(TOUPPER "${project}" project_upper)
project("${project}_samples")
- ocv_include_modules_recurse(${OPENCV_VAAPI_SAMPLES_REQUIRED_DEPS})
+ ocv_include_modules_recurse(${OPENCV_VA_INTEL_SAMPLES_REQUIRED_DEPS})
# ---------------------------------------------
# Define executable targets
# ---------------------------------------------
- MACRO(OPENCV_DEFINE_VAAPI_EXAMPLE name srcs)
+ MACRO(OPENCV_DEFINE_VA_INTEL_EXAMPLE name srcs)
set(the_target "example_${project}_${name}")
add_executable(${the_target} ${srcs})
- ocv_target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${OPENCV_VAAPI_SAMPLES_REQUIRED_DEPS} ${VAAPI_EXTRA_LIBS})
+ ocv_target_link_libraries(${the_target} ${OPENCV_LINKER_LIBS} ${OPENCV_VA_INTEL_SAMPLES_REQUIRED_DEPS} ${VA_INTEL_LIBRARIES})
set_target_properties(${the_target} PROPERTIES
OUTPUT_NAME "${project}-example-${name}"
foreach(sample_filename ${all_samples})
get_filename_component(sample ${sample_filename} NAME_WE)
file(GLOB sample_srcs RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} ${sample}.*)
- OPENCV_DEFINE_VAAPI_EXAMPLE(${sample} ${sample_srcs})
+ OPENCV_DEFINE_VA_INTEL_EXAMPLE(${sample} ${sample_srcs})
endforeach()
endif()
#include <va/va.h>
#include <va/va_drm.h>
-#define VAAPI_PCI_DIR "/sys/bus/pci/devices"
-#define VAAPI_DRI_DIR "/dev/dri/"
-#define VAAPI_PCI_DISPLAY_CONTROLLER_CLASS 0x03
+#define VA_INTEL_PCI_DIR "/sys/bus/pci/devices"
+#define VA_INTEL_DRI_DIR "/dev/dri/"
+#define VA_INTEL_PCI_DISPLAY_CONTROLLER_CLASS 0x03
namespace va {
long int id = 0;
char fileName[256];
- snprintf(fileName, sizeof(fileName), "%s/%s/%s", VAAPI_PCI_DIR, devName, idName);
+ snprintf(fileName, sizeof(fileName), "%s/%s/%s", VA_INTEL_PCI_DIR, devName, idName);
FILE* file = fopen(fileName, "r");
if (file)
int adapterIndex = -1;
int numAdapters = 0;
- Directory dir(VAAPI_PCI_DIR);
+ Directory dir(VA_INTEL_PCI_DIR);
for (int i = 0; i < dir.count(); ++i)
{
const char* name = dir[i]->d_name;
unsigned classId = readId(name, "class");
- if ((classId >> 16) == VAAPI_PCI_DISPLAY_CONTROLLER_CLASS)
+ if ((classId >> 16) == VA_INTEL_PCI_DISPLAY_CONTROLLER_CLASS)
{
unsigned vendorId = readId(name, "vendor");
if (vendorId == desiredVendorId)
numbers[1] = adapterIndex;
for (int i = 0; i < NUM_NODES; ++i)
{
- int sz = sizeof(VAAPI_DRI_DIR) + strlen(names[i]) + 3;
+ int sz = sizeof(VA_INTEL_DRI_DIR) + strlen(names[i]) + 3;
paths[i] = new char [sz];
- snprintf(paths[i], sz, "%s%s%d", VAAPI_DRI_DIR, names[i], numbers[i]);
+ snprintf(paths[i], sz, "%s%s%d", VA_INTEL_DRI_DIR, names[i], numbers[i]);
}
}
~NodeInfo()
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
+#include <string>
+
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "opencv2/core.hpp"
#include "opencv2/imgproc.hpp"
-#include "opencv2/core/vaapi.hpp"
+#include "opencv2/core/va_intel.hpp"
#define CHECK_VASTATUS(va_status,func) \
if (va_status != VA_STATUS_SUCCESS) { \
#define CLIP_WIDTH 16
#define CLIP_HEIGHT 16
-static void dumpSurface(VADisplay display, VASurfaceID surface_id, const char* fileName)
+class Timer
+{
+public:
+ enum UNITS
+ {
+ USEC = 0,
+ MSEC,
+ SEC
+ };
+
+ Timer() : m_t0(0), m_diff(0)
+ {
+ m_tick_frequency = (float)cv::getTickFrequency();
+
+ m_unit_mul[USEC] = 1000000;
+ m_unit_mul[MSEC] = 1000;
+ m_unit_mul[SEC] = 1;
+ }
+
+ void clear()
+ {
+ m_t0 = m_diff = 0;
+ }
+
+ void start()
+ {
+ m_t0 = cv::getTickCount();
+ }
+
+ void stop()
+ {
+ m_diff = cv::getTickCount() - m_t0;
+ }
+
+ float time(UNITS u = MSEC)
+ {
+ float sec = m_diff / m_tick_frequency;
+
+ return sec * m_unit_mul[u];
+ }
+
+public:
+ float m_tick_frequency;
+ int64 m_t0;
+ int64 m_diff;
+ int m_unit_mul[3];
+};
+
+static void dumpSurface(VADisplay display, VASurfaceID surface_id, const char* fileName, bool doInterop)
{
VAStatus va_status;
printf("image.pitches[0..2] = 0x%08x 0x%08x 0x%08x\n", image.pitches[0], image.pitches[1], image.pitches[2]);
printf("image.offsets[0..2] = 0x%08x 0x%08x 0x%08x\n", image.offsets[0], image.offsets[1], image.offsets[2]);
*/
- FILE* out = fopen(fileName, "wb");
+ std::string fn = std::string(fileName) + std::string(doInterop ? ".gpu" : ".cpu");
+ FILE* out = fopen(fn.c_str(), "wb");
if (!out)
{
perror(fileName);
CHECK_VASTATUS(va_status, "vaDestroyImage");
}
-int main(int argc,char **argv)
+static float run(const char* fn1, const char* fn2, bool doInterop)
{
- (void)argc; (void)argv;
-
VAEntrypoint entrypoints[5];
int num_entrypoints,vld_entrypoint;
VAConfigAttrib attrib;
VAContextID context_id;
VABufferID pic_param_buf,iqmatrix_buf,slice_param_buf,slice_data_buf;
VAStatus va_status;
+ Timer t;
- if (argc < 3)
- {
- fprintf(stderr,
- "Usage: vaapi_interop file1 file2\n\n"
- "where: file1 is to be created, contains original surface data (NV12)\n"
- " file2 is to be created, contains processed surface data (NV12)\n");
- exit(0);
- }
-
- if (!va::openDisplay())
- {
- fprintf(stderr, "Failed to open VA display for CL-VA interoperability\n");
- exit(1);
- }
- fprintf(stderr, "VA display opened successfully\n");
-
- cv::vaapi::ocl::initializeContextFromVA(va::display);
+ fprintf(stderr, "Run on %s\n", doInterop ? "GPU" : "CPU");
+ cv::va_intel::ocl::initializeContextFromVA(va::display, doInterop);
va_status = vaQueryConfigEntrypoints(va::display, VAProfileMPEG2Main, entrypoints,
&num_entrypoints);
va_status = vaSyncSurface(va::display, surface_id);
CHECK_VASTATUS(va_status, "vaSyncSurface");
- dumpSurface(va::display, surface_id, argv[1]);
+ dumpSurface(va::display, surface_id, fn1, doInterop);
cv::Size size(CLIP_WIDTH,CLIP_HEIGHT);
cv::UMat u;
- cv::vaapi::convertFromVASurface(surface_id, size, u);
+ t.start();
+ cv::va_intel::convertFromVASurface(va::display, surface_id, size, u);
cv::blur(u, u, cv::Size(7, 7), cv::Point(-3, -3));
- cv::vaapi::convertToVASurface(u, surface_id, size);
+ cv::va_intel::convertToVASurface(va::display, u, surface_id, size);
+ t.stop();
- dumpSurface(va::display, surface_id, argv[2]);
+ dumpSurface(va::display, surface_id, fn2, doInterop);
vaDestroySurfaces(va::display,&surface_id,1);
vaDestroyConfig(va::display,config_id);
vaDestroyContext(va::display,context_id);
- vaTerminate(va::display);
+ return t.time(Timer::MSEC);
+}
+
+int main(int argc,char **argv)
+{
+ if (argc < 3)
+ {
+ fprintf(stderr,
+ "Usage: va_intel_interop file1 file2\n\n"
+ "where: file1 is to be created, contains original surface data (NV12)\n"
+ " file2 is to be created, contains processed surface data (NV12)\n");
+ exit(0);
+ }
+
+ if (!va::openDisplay())
+ {
+ fprintf(stderr, "Failed to open VA display for CL-VA interoperability\n");
+ exit(1);
+ }
+ fprintf(stderr, "VA display opened successfully\n");
+
+ float gpuTime = run(argv[1], argv[2], true);
+ float cpuTime = run(argv[1], argv[2], false);
+
+ fprintf(stderr, "GPU processing time, msec: %7.3f\n", gpuTime);
+ fprintf(stderr, "CPU processing time, msec: %7.3f\n", cpuTime);
+
va::closeDisplay();
return 0;
}