gstreamer/sys/nvcodec/gstcudaloader.h

135 lines
4.3 KiB
C
Raw Normal View History

/* 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.
*/
#ifndef __GST_CUDA_LOADER_H__
#define __GST_CUDA_LOADER_H__
#include <gst/gst.h>
#include <cuda.h>
G_BEGIN_DECLS
G_GNUC_INTERNAL
gboolean gst_cuda_load_library (void);
/* cuda.h */
G_GNUC_INTERNAL
CUresult CuInit (unsigned int Flags);
G_GNUC_INTERNAL
CUresult CuGetErrorName (CUresult error,
const char **pStr);
G_GNUC_INTERNAL
CUresult CuGetErrorString (CUresult error,
const char **pStr);
G_GNUC_INTERNAL
CUresult CuCtxCreate (CUcontext * pctx,
unsigned int flags,
CUdevice dev);
G_GNUC_INTERNAL
CUresult CuCtxDestroy (CUcontext ctx);
G_GNUC_INTERNAL
CUresult CuCtxPopCurrent (CUcontext * pctx);
G_GNUC_INTERNAL
CUresult CuCtxPushCurrent (CUcontext ctx);
G_GNUC_INTERNAL
CUresult CuGraphicsMapResources (unsigned int count,
CUgraphicsResource * resources,
CUstream hStream);
G_GNUC_INTERNAL
CUresult CuGraphicsUnmapResources (unsigned int count,
CUgraphicsResource * resources,
CUstream hStream);
G_GNUC_INTERNAL
CUresult CuGraphicsSubResourceGetMappedArray (CUarray * pArray,
CUgraphicsResource resource,
unsigned int arrayIndex,
unsigned int mipLevel);
G_GNUC_INTERNAL
CUresult CuGraphicsResourceGetMappedPointer (CUdeviceptr * pDevPtr,
size_t * pSize,
CUgraphicsResource resource);
G_GNUC_INTERNAL
CUresult CuGraphicsUnregisterResource (CUgraphicsResource resource);
G_GNUC_INTERNAL
CUresult CuMemAlloc (CUdeviceptr * dptr,
unsigned int bytesize);
G_GNUC_INTERNAL
CUresult CuMemAllocPitch (CUdeviceptr * dptr,
size_t * pPitch,
size_t WidthInBytes,
size_t Height,
unsigned int ElementSizeBytes);
G_GNUC_INTERNAL
CUresult CuMemcpy2D (const CUDA_MEMCPY2D * pCopy);
G_GNUC_INTERNAL
CUresult CuMemcpy2DAsync (const CUDA_MEMCPY2D *pCopy, CUstream hStream);
G_GNUC_INTERNAL
CUresult CuMemFree (CUdeviceptr dptr);
G_GNUC_INTERNAL
CUresult CuStreamSynchronize (CUstream hStream);
G_GNUC_INTERNAL
CUresult CuDeviceGet (CUdevice * device,
int ordinal);
G_GNUC_INTERNAL
CUresult CuDeviceGetCount (int *count);
G_GNUC_INTERNAL
CUresult CuDeviceGetName (char *name,
int len,
CUdevice dev);
G_GNUC_INTERNAL
CUresult CuDeviceGetAttribute (int *pi,
CUdevice_attribute attrib,
CUdevice dev);
/* cudaGL.h */
G_GNUC_INTERNAL
CUresult CuGraphicsGLRegisterImage (CUgraphicsResource * pCudaResource,
unsigned int image,
unsigned int target,
unsigned int Flags);
G_GNUC_INTERNAL
CUresult CuGraphicsGLRegisterBuffer (CUgraphicsResource * pCudaResource,
unsigned int buffer,
unsigned int Flags);
G_END_DECLS
#endif /* __GST_CUDA_LOADER_H__ */