gstreamer/subprojects/gst-plugins-bad/gst-libs/gst/cuda/gstcudaloader.cpp

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/* GStreamer
* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "cuda-gst.h"
#include "gstcudaloader.h"
#include <gmodule.h>
#include "gstcuda-private.h"
GST_DEBUG_CATEGORY (gst_cudaloader_debug);
#define GST_CAT_DEFAULT gst_cudaloader_debug
#ifndef G_OS_WIN32
#define CUDA_LIBNAME "libcuda.so.1"
#else
#define CUDA_LIBNAME "nvcuda.dll"
#endif
#define LOAD_SYMBOL(name,func) G_STMT_START { \
if (!g_module_symbol (module, G_STRINGIFY (name), (gpointer *) &vtable->func)) { \
GST_ERROR ("Failed to load '%s' from %s, %s", G_STRINGIFY (name), filename, g_module_error()); \
g_module_close (module); \
return; \
} \
} G_STMT_END;
/* *INDENT-OFF* */
typedef struct _GstNvCodecCudaVTable
{
gboolean loaded;
CUresult (CUDAAPI * CuInit) (unsigned int Flags);
CUresult (CUDAAPI * CuGetErrorName) (CUresult error, const char **pStr);
CUresult (CUDAAPI * CuGetErrorString) (CUresult error, const char **pStr);
CUresult (CUDAAPI * CuCtxCreate) (CUcontext * pctx, unsigned int flags,
CUdevice dev);
CUresult (CUDAAPI * CuCtxDestroy) (CUcontext ctx);
CUresult (CUDAAPI * CuCtxPopCurrent) (CUcontext * pctx);
CUresult (CUDAAPI * CuCtxPushCurrent) (CUcontext ctx);
CUresult (CUDAAPI * CuCtxEnablePeerAccess) (CUcontext peerContext,
unsigned int Flags);
CUresult (CUDAAPI * CuCtxDisablePeerAccess) (CUcontext peerContext);
CUresult (CUDAAPI * CuGraphicsMapResources) (unsigned int count,
CUgraphicsResource * resources, CUstream hStream);
CUresult (CUDAAPI * CuGraphicsUnmapResources) (unsigned int count,
CUgraphicsResource * resources, CUstream hStream);
CUresult (CUDAAPI *
CuGraphicsResourceSetMapFlags) (CUgraphicsResource resource,
unsigned int flags);
CUresult (CUDAAPI * CuGraphicsSubResourceGetMappedArray) (CUarray * pArray,
CUgraphicsResource resource, unsigned int arrayIndex,
unsigned int mipLevel);
CUresult (CUDAAPI * CuGraphicsResourceGetMappedPointer) (CUdeviceptr *
pDevPtr, size_t * pSize, CUgraphicsResource resource);
CUresult (CUDAAPI *
CuGraphicsUnregisterResource) (CUgraphicsResource resource);
CUresult (CUDAAPI * CuMemAlloc) (CUdeviceptr * dptr, unsigned int bytesize);
CUresult (CUDAAPI * CuMemAllocPitch) (CUdeviceptr * dptr, size_t * pPitch,
size_t WidthInBytes, size_t Height, unsigned int ElementSizeBytes);
CUresult (CUDAAPI * CuMemAllocHost) (void **pp, unsigned int bytesize);
CUresult (CUDAAPI * CuMemcpy2D) (const CUDA_MEMCPY2D * pCopy);
CUresult (CUDAAPI * CuMemcpy2DAsync) (const CUDA_MEMCPY2D * pCopy,
CUstream hStream);
CUresult (CUDAAPI * CuMemFree) (CUdeviceptr dptr);
CUresult (CUDAAPI * CuMemFreeHost) (void *p);
CUresult (CUDAAPI * CuStreamCreate) (CUstream * phStream,
unsigned int Flags);
CUresult (CUDAAPI * CuStreamDestroy) (CUstream hStream);
CUresult (CUDAAPI * CuStreamSynchronize) (CUstream hStream);
CUresult (CUDAAPI * CuDeviceGet) (CUdevice * device, int ordinal);
CUresult (CUDAAPI * CuDeviceGetCount) (int *count);
CUresult (CUDAAPI * CuDeviceGetName) (char *name, int len, CUdevice dev);
CUresult (CUDAAPI * CuDeviceGetAttribute) (int *pi,
CUdevice_attribute attrib, CUdevice dev);
CUresult (CUDAAPI * CuDeviceCanAccessPeer) (int *canAccessPeer,
CUdevice dev, CUdevice peerDev);
CUresult (CUDAAPI * CuDriverGetVersion) (int *driverVersion);
CUresult (CUDAAPI * CuModuleLoadData) (CUmodule * module,
const void *image);
CUresult (CUDAAPI * CuModuleUnload) (CUmodule module);
CUresult (CUDAAPI * CuModuleGetFunction) (CUfunction * hfunc,
CUmodule hmod, const char *name);
CUresult (CUDAAPI * CuTexObjectCreate) (CUtexObject * pTexObject,
const CUDA_RESOURCE_DESC * pResDesc, const CUDA_TEXTURE_DESC * pTexDesc,
const CUDA_RESOURCE_VIEW_DESC * pResViewDesc);
CUresult (CUDAAPI * CuTexObjectDestroy) (CUtexObject texObject);
CUresult (CUDAAPI * CuLaunchKernel) (CUfunction f, unsigned int gridDimX,
unsigned int gridDimY, unsigned int gridDimZ,
unsigned int blockDimX, unsigned int blockDimY, unsigned int blockDimZ,
unsigned int sharedMemBytes, CUstream hStream, void **kernelParams,
void **extra);
CUresult (CUDAAPI * CuGraphicsGLRegisterImage) (CUgraphicsResource *
pCudaResource, unsigned int image, unsigned int target,
unsigned int Flags);
CUresult (CUDAAPI * CuGraphicsGLRegisterBuffer) (CUgraphicsResource *
pCudaResource, unsigned int buffer, unsigned int Flags);
CUresult (CUDAAPI * CuGLGetDevices) (unsigned int *pCudaDeviceCount,
CUdevice * pCudaDevices, unsigned int cudaDeviceCount,
CUGLDeviceList deviceList);
#ifdef G_OS_WIN32
CUresult (CUDAAPI * CuGraphicsD3D11RegisterResource) (CUgraphicsResource *
pCudaResource, ID3D11Resource * pD3DResource, unsigned int Flags);
CUresult (CUDAAPI * CuD3D11GetDevice) (CUdevice * device,
IDXGIAdapter * pAdapter);
CUresult (CUDAAPI * CuD3D11GetDevices) (unsigned int *pCudaDeviceCount,
CUdevice * pCudaDevices, unsigned int cudaDeviceCount,
ID3D11Device * pD3D11Device, CUd3d11DeviceList deviceList);
#endif
} GstNvCodecCudaVTable;
/* *INDENT-ON* */
static GstNvCodecCudaVTable gst_cuda_vtable = { 0, };
static void
gst_cuda_load_library_once_func (void)
{
GModule *module;
const gchar *filename = CUDA_LIBNAME;
GstNvCodecCudaVTable *vtable;
GST_DEBUG_CATEGORY_INIT (gst_cudaloader_debug, "cudaloader", 0,
"CUDA plugin loader");
module = g_module_open (filename, G_MODULE_BIND_LAZY);
if (module == nullptr) {
GST_WARNING ("Could not open library %s, %s", filename, g_module_error ());
return;
}
vtable = &gst_cuda_vtable;
/* cuda.h */
LOAD_SYMBOL (cuInit, CuInit);
LOAD_SYMBOL (cuGetErrorName, CuGetErrorName);
LOAD_SYMBOL (cuGetErrorString, CuGetErrorString);
LOAD_SYMBOL (cuCtxCreate, CuCtxCreate);
LOAD_SYMBOL (cuCtxDestroy, CuCtxDestroy);
LOAD_SYMBOL (cuCtxPopCurrent, CuCtxPopCurrent);
LOAD_SYMBOL (cuCtxPushCurrent, CuCtxPushCurrent);
LOAD_SYMBOL (cuCtxEnablePeerAccess, CuCtxEnablePeerAccess);
LOAD_SYMBOL (cuCtxDisablePeerAccess, CuCtxDisablePeerAccess);
LOAD_SYMBOL (cuGraphicsMapResources, CuGraphicsMapResources);
LOAD_SYMBOL (cuGraphicsUnmapResources, CuGraphicsUnmapResources);
LOAD_SYMBOL (cuGraphicsResourceSetMapFlags, CuGraphicsResourceSetMapFlags);
LOAD_SYMBOL (cuGraphicsSubResourceGetMappedArray,
CuGraphicsSubResourceGetMappedArray);
LOAD_SYMBOL (cuGraphicsResourceGetMappedPointer,
CuGraphicsResourceGetMappedPointer);
LOAD_SYMBOL (cuGraphicsUnregisterResource, CuGraphicsUnregisterResource);
LOAD_SYMBOL (cuMemAlloc, CuMemAlloc);
LOAD_SYMBOL (cuMemAllocPitch, CuMemAllocPitch);
LOAD_SYMBOL (cuMemAllocHost, CuMemAllocHost);
LOAD_SYMBOL (cuMemcpy2D, CuMemcpy2D);
LOAD_SYMBOL (cuMemcpy2DAsync, CuMemcpy2DAsync);
LOAD_SYMBOL (cuMemFree, CuMemFree);
LOAD_SYMBOL (cuMemFreeHost, CuMemFreeHost);
LOAD_SYMBOL (cuStreamCreate, CuStreamCreate);
LOAD_SYMBOL (cuStreamDestroy, CuStreamDestroy);
LOAD_SYMBOL (cuStreamSynchronize, CuStreamSynchronize);
LOAD_SYMBOL (cuDeviceGet, CuDeviceGet);
LOAD_SYMBOL (cuDeviceGetCount, CuDeviceGetCount);
LOAD_SYMBOL (cuDeviceGetName, CuDeviceGetName);
LOAD_SYMBOL (cuDeviceGetAttribute, CuDeviceGetAttribute);
LOAD_SYMBOL (cuDeviceCanAccessPeer, CuDeviceCanAccessPeer);
LOAD_SYMBOL (cuDriverGetVersion, CuDriverGetVersion);
LOAD_SYMBOL (cuModuleLoadData, CuModuleLoadData);
LOAD_SYMBOL (cuModuleUnload, CuModuleUnload);
LOAD_SYMBOL (cuModuleGetFunction, CuModuleGetFunction);
LOAD_SYMBOL (cuTexObjectCreate, CuTexObjectCreate);
LOAD_SYMBOL (cuTexObjectDestroy, CuTexObjectDestroy);
LOAD_SYMBOL (cuLaunchKernel, CuLaunchKernel);
/* cudaGL.h */
LOAD_SYMBOL (cuGraphicsGLRegisterImage, CuGraphicsGLRegisterImage);
LOAD_SYMBOL (cuGraphicsGLRegisterBuffer, CuGraphicsGLRegisterBuffer);
LOAD_SYMBOL (cuGLGetDevices, CuGLGetDevices);
#ifdef G_OS_WIN32
/* cudaD3D11.h */
LOAD_SYMBOL (cuGraphicsD3D11RegisterResource,
CuGraphicsD3D11RegisterResource);
LOAD_SYMBOL (cuD3D11GetDevice, CuD3D11GetDevice);
LOAD_SYMBOL (cuD3D11GetDevices, CuD3D11GetDevices);
#endif
vtable->loaded = TRUE;
}
/**
* gst_cuda_load_library:
*
* Loads the cuda library
*
* Returns: %TRUE if the libcuda could be loaded %FALSE otherwise
*
* Since: 1.22
*/
gboolean
gst_cuda_load_library (void)
{
GST_CUDA_CALL_ONCE_BEGIN {
gst_cuda_load_library_once_func ();
} GST_CUDA_CALL_ONCE_END;
return gst_cuda_vtable.loaded;
}
CUresult CUDAAPI
CuInit (unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuInit != nullptr);
return gst_cuda_vtable.CuInit (Flags);
}
CUresult CUDAAPI
CuGetErrorName (CUresult error, const char **pStr)
{
g_assert (gst_cuda_vtable.CuGetErrorName != nullptr);
return gst_cuda_vtable.CuGetErrorName (error, pStr);
}
CUresult CUDAAPI
CuGetErrorString (CUresult error, const char **pStr)
{
g_assert (gst_cuda_vtable.CuGetErrorString != nullptr);
return gst_cuda_vtable.CuGetErrorString (error, pStr);
}
CUresult CUDAAPI
CuCtxCreate (CUcontext * pctx, unsigned int flags, CUdevice dev)
{
g_assert (gst_cuda_vtable.CuCtxCreate != nullptr);
return gst_cuda_vtable.CuCtxCreate (pctx, flags, dev);
}
CUresult CUDAAPI
CuCtxDestroy (CUcontext ctx)
{
g_assert (gst_cuda_vtable.CuCtxDestroy != nullptr);
return gst_cuda_vtable.CuCtxDestroy (ctx);
}
CUresult CUDAAPI
CuCtxPopCurrent (CUcontext * pctx)
{
g_assert (gst_cuda_vtable.CuCtxPopCurrent != nullptr);
return gst_cuda_vtable.CuCtxPopCurrent (pctx);
}
CUresult CUDAAPI
CuCtxPushCurrent (CUcontext ctx)
{
g_assert (gst_cuda_vtable.CuCtxPushCurrent != nullptr);
return gst_cuda_vtable.CuCtxPushCurrent (ctx);
}
CUresult CUDAAPI
CuCtxEnablePeerAccess (CUcontext peerContext, unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuCtxEnablePeerAccess != nullptr);
return gst_cuda_vtable.CuCtxEnablePeerAccess (peerContext, Flags);
}
CUresult CUDAAPI
CuCtxDisablePeerAccess (CUcontext peerContext)
{
g_assert (gst_cuda_vtable.CuCtxDisablePeerAccess != nullptr);
return gst_cuda_vtable.CuCtxDisablePeerAccess (peerContext);
}
CUresult CUDAAPI
CuGraphicsMapResources (unsigned int count, CUgraphicsResource * resources,
CUstream hStream)
{
g_assert (gst_cuda_vtable.CuGraphicsMapResources != nullptr);
return gst_cuda_vtable.CuGraphicsMapResources (count, resources, hStream);
}
CUresult CUDAAPI
CuGraphicsUnmapResources (unsigned int count, CUgraphicsResource * resources,
CUstream hStream)
{
g_assert (gst_cuda_vtable.CuGraphicsUnmapResources != nullptr);
return gst_cuda_vtable.CuGraphicsUnmapResources (count, resources, hStream);
}
CUresult CUDAAPI
CuGraphicsResourceSetMapFlags (CUgraphicsResource resource, unsigned int flags)
{
g_assert (gst_cuda_vtable.CuGraphicsResourceSetMapFlags != nullptr);
return gst_cuda_vtable.CuGraphicsResourceSetMapFlags (resource, flags);
}
CUresult CUDAAPI
CuGraphicsSubResourceGetMappedArray (CUarray * pArray,
CUgraphicsResource resource, unsigned int arrayIndex, unsigned int mipLevel)
{
g_assert (gst_cuda_vtable.CuGraphicsSubResourceGetMappedArray != nullptr);
return gst_cuda_vtable.CuGraphicsSubResourceGetMappedArray (pArray, resource,
arrayIndex, mipLevel);
}
/* *INDENT-OFF* */
CUresult CUDAAPI
CuGraphicsResourceGetMappedPointer (CUdeviceptr * pDevPtr, size_t * pSize,
CUgraphicsResource resource)
{
g_assert (gst_cuda_vtable.CuGraphicsResourceGetMappedPointer != nullptr);
return gst_cuda_vtable.CuGraphicsResourceGetMappedPointer (pDevPtr, pSize,
resource);
}
/* *INDENT-ON* */
CUresult CUDAAPI
CuGraphicsUnregisterResource (CUgraphicsResource resource)
{
g_assert (gst_cuda_vtable.CuGraphicsUnregisterResource != nullptr);
return gst_cuda_vtable.CuGraphicsUnregisterResource (resource);
}
CUresult CUDAAPI
CuMemAlloc (CUdeviceptr * dptr, unsigned int bytesize)
{
g_assert (gst_cuda_vtable.CuMemAlloc != nullptr);
return gst_cuda_vtable.CuMemAlloc (dptr, bytesize);
}
/* *INDENT-OFF* */
CUresult CUDAAPI
CuMemAllocPitch (CUdeviceptr * dptr, size_t * pPitch, size_t WidthInBytes,
size_t Height, unsigned int ElementSizeBytes)
{
g_assert (gst_cuda_vtable.CuMemAllocPitch != nullptr);
return gst_cuda_vtable.CuMemAllocPitch (dptr, pPitch, WidthInBytes, Height,
ElementSizeBytes);
}
/* *INDENT-ON* */
CUresult CUDAAPI
CuMemAllocHost (void **pp, unsigned int bytesize)
{
g_assert (gst_cuda_vtable.CuMemAllocHost != nullptr);
return gst_cuda_vtable.CuMemAllocHost (pp, bytesize);
}
CUresult CUDAAPI
CuMemcpy2D (const CUDA_MEMCPY2D * pCopy)
{
g_assert (gst_cuda_vtable.CuMemcpy2D != nullptr);
return gst_cuda_vtable.CuMemcpy2D (pCopy);
}
CUresult CUDAAPI
CuMemcpy2DAsync (const CUDA_MEMCPY2D * pCopy, CUstream hStream)
{
g_assert (gst_cuda_vtable.CuMemcpy2DAsync != nullptr);
return gst_cuda_vtable.CuMemcpy2DAsync (pCopy, hStream);
}
CUresult CUDAAPI
CuMemFree (CUdeviceptr dptr)
{
g_assert (gst_cuda_vtable.CuMemFree != nullptr);
return gst_cuda_vtable.CuMemFree (dptr);
}
CUresult CUDAAPI
CuMemFreeHost (void *p)
{
g_assert (gst_cuda_vtable.CuMemFreeHost != nullptr);
return gst_cuda_vtable.CuMemFreeHost (p);
}
CUresult CUDAAPI
CuStreamCreate (CUstream * phStream, unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuStreamCreate != nullptr);
return gst_cuda_vtable.CuStreamCreate (phStream, Flags);
}
CUresult CUDAAPI
CuStreamDestroy (CUstream hStream)
{
g_assert (gst_cuda_vtable.CuStreamDestroy != nullptr);
return gst_cuda_vtable.CuStreamDestroy (hStream);
}
CUresult CUDAAPI
CuStreamSynchronize (CUstream hStream)
{
g_assert (gst_cuda_vtable.CuStreamSynchronize != nullptr);
return gst_cuda_vtable.CuStreamSynchronize (hStream);
}
CUresult CUDAAPI
CuDeviceGet (CUdevice * device, int ordinal)
{
g_assert (gst_cuda_vtable.CuDeviceGet != nullptr);
return gst_cuda_vtable.CuDeviceGet (device, ordinal);
}
CUresult CUDAAPI
CuDeviceGetCount (int *count)
{
g_assert (gst_cuda_vtable.CuDeviceGetCount != nullptr);
return gst_cuda_vtable.CuDeviceGetCount (count);
}
CUresult CUDAAPI
CuDeviceGetName (char *name, int len, CUdevice dev)
{
g_assert (gst_cuda_vtable.CuDeviceGetName != nullptr);
return gst_cuda_vtable.CuDeviceGetName (name, len, dev);
}
CUresult CUDAAPI
CuDeviceGetAttribute (int *pi, CUdevice_attribute attrib, CUdevice dev)
{
g_assert (gst_cuda_vtable.CuDeviceGetAttribute != nullptr);
return gst_cuda_vtable.CuDeviceGetAttribute (pi, attrib, dev);
}
CUresult CUDAAPI
CuDeviceCanAccessPeer (int *canAccessPeer, CUdevice dev, CUdevice peerDev)
{
g_assert (gst_cuda_vtable.CuDeviceCanAccessPeer != nullptr);
return gst_cuda_vtable.CuDeviceCanAccessPeer (canAccessPeer, dev, peerDev);
}
CUresult CUDAAPI
CuDriverGetVersion (int *driverVersion)
{
g_assert (gst_cuda_vtable.CuDriverGetVersion != nullptr);
return gst_cuda_vtable.CuDriverGetVersion (driverVersion);
}
CUresult CUDAAPI
CuModuleLoadData (CUmodule * module, const void *image)
{
g_assert (gst_cuda_vtable.CuModuleLoadData != nullptr);
return gst_cuda_vtable.CuModuleLoadData (module, image);
}
CUresult CUDAAPI
CuModuleUnload (CUmodule module)
{
g_assert (gst_cuda_vtable.CuModuleUnload != nullptr);
return gst_cuda_vtable.CuModuleUnload (module);
}
CUresult CUDAAPI
CuModuleGetFunction (CUfunction * hfunc, CUmodule hmod, const char *name)
{
g_assert (gst_cuda_vtable.CuModuleGetFunction != nullptr);
return gst_cuda_vtable.CuModuleGetFunction (hfunc, hmod, name);
}
CUresult CUDAAPI
CuTexObjectCreate (CUtexObject * pTexObject,
const CUDA_RESOURCE_DESC * pResDesc, const CUDA_TEXTURE_DESC * pTexDesc,
const CUDA_RESOURCE_VIEW_DESC * pResViewDesc)
{
g_assert (gst_cuda_vtable.CuTexObjectCreate != nullptr);
return gst_cuda_vtable.CuTexObjectCreate (pTexObject, pResDesc, pTexDesc,
pResViewDesc);
}
CUresult CUDAAPI
CuTexObjectDestroy (CUtexObject texObject)
{
g_assert (gst_cuda_vtable.CuTexObjectDestroy != nullptr);
return gst_cuda_vtable.CuTexObjectDestroy (texObject);
}
CUresult CUDAAPI
CuLaunchKernel (CUfunction f, unsigned int gridDimX,
unsigned int gridDimY, unsigned int gridDimZ,
unsigned int blockDimX, unsigned int blockDimY, unsigned int blockDimZ,
unsigned int sharedMemBytes, CUstream hStream, void **kernelParams,
void **extra)
{
g_assert (gst_cuda_vtable.CuLaunchKernel != nullptr);
return gst_cuda_vtable.CuLaunchKernel (f, gridDimX, gridDimY, gridDimZ,
blockDimX, blockDimY, blockDimZ, sharedMemBytes, hStream, kernelParams,
extra);
}
/* cudaGL.h */
CUresult CUDAAPI
CuGraphicsGLRegisterImage (CUgraphicsResource * pCudaResource,
unsigned int image, unsigned int target, unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuGraphicsGLRegisterImage != nullptr);
return gst_cuda_vtable.CuGraphicsGLRegisterImage (pCudaResource, image,
target, Flags);
}
CUresult CUDAAPI
CuGraphicsGLRegisterBuffer (CUgraphicsResource * pCudaResource,
unsigned int buffer, unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuGraphicsGLRegisterBuffer != nullptr);
return gst_cuda_vtable.CuGraphicsGLRegisterBuffer (pCudaResource, buffer,
Flags);
}
CUresult CUDAAPI
CuGLGetDevices (unsigned int *pCudaDeviceCount, CUdevice * pCudaDevices,
unsigned int cudaDeviceCount, CUGLDeviceList deviceList)
{
g_assert (gst_cuda_vtable.CuGLGetDevices != nullptr);
return gst_cuda_vtable.CuGLGetDevices (pCudaDeviceCount, pCudaDevices,
cudaDeviceCount, deviceList);
}
/* cudaD3D11.h */
#ifdef G_OS_WIN32
CUresult CUDAAPI
CuGraphicsD3D11RegisterResource (CUgraphicsResource * pCudaResource,
ID3D11Resource * pD3DResource, unsigned int Flags)
{
g_assert (gst_cuda_vtable.CuGraphicsD3D11RegisterResource != nullptr);
return gst_cuda_vtable.CuGraphicsD3D11RegisterResource (pCudaResource,
pD3DResource, Flags);
}
CUresult CUDAAPI
CuD3D11GetDevice (CUdevice * device, IDXGIAdapter * pAdapter)
{
g_assert (gst_cuda_vtable.CuD3D11GetDevice != nullptr);
return gst_cuda_vtable.CuD3D11GetDevice (device, pAdapter);
}
CUresult CUDAAPI
CuD3D11GetDevices (unsigned int *pCudaDeviceCount,
CUdevice * pCudaDevices, unsigned int cudaDeviceCount,
ID3D11Device * pD3D11Device, CUd3d11DeviceList deviceList)
{
g_assert (gst_cuda_vtable.CuD3D11GetDevices != nullptr);
return gst_cuda_vtable.CuD3D11GetDevices (pCudaDeviceCount, pCudaDevices,
cudaDeviceCount, pD3D11Device, deviceList);
}
#endif