gstreamer/sys/nvcodec/stub/cuda.h
Seungha Yang 22eab50907 nvdec: Add fallback for CUDA/OpenGL interop failure
It happens when local OpenGL context belongs to non-nvidia GPU.
2020-03-19 13:58:09 +09:00

124 lines
2.9 KiB
C

/* CUDA stub header
*
* 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_STUB_H__
#define __GST_CUDA_STUB_H__
#include <glib.h>
G_BEGIN_DECLS
typedef gpointer CUcontext;
typedef gpointer CUgraphicsResource;
typedef gpointer CUstream;
typedef gpointer CUarray;
typedef guintptr CUdeviceptr;
typedef gint CUdevice;
typedef enum
{
CUDA_SUCCESS = 0,
} CUresult;
typedef enum
{
CU_MEMORYTYPE_HOST = 1,
CU_MEMORYTYPE_DEVICE = 2,
CU_MEMORYTYPE_ARRAY = 3,
CU_MEMORYTYPE_UNIFIED = 4,
} CUmemorytype;
typedef enum
{
CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MAJOR = 75,
CU_DEVICE_ATTRIBUTE_COMPUTE_CAPABILITY_MINOR = 76,
} CUdevice_attribute;
typedef enum
{
CU_GRAPHICS_REGISTER_FLAGS_NONE = 0x00,
CU_GRAPHICS_REGISTER_FLAGS_READ_ONLY = 0x01,
CU_GRAPHICS_REGISTER_FLAGS_WRITE_DISCARD = 0x02,
} CUgraphicsRegisterFlags;
typedef enum
{
CU_GRAPHICS_MAP_RESOURCE_FLAGS_NONE = 0x00,
CU_GRAPHICS_MAP_RESOURCE_FLAGS_READ_ONLY = 0x01,
CU_GRAPHICS_MAP_RESOURCE_FLAGS_WRITE_DISCARD = 0x02,
} CUgraphicsMapResourceFlags;
typedef enum
{
CU_STREAM_DEFAULT = 0x0,
CU_STREAM_NON_BLOCKING = 0x1
} CUstream_flags;
typedef struct
{
gsize srcXInBytes;
gsize srcY;
CUmemorytype srcMemoryType;
gconstpointer srcHost;
CUdeviceptr srcDevice;
CUarray srcArray;
gsize srcPitch;
gsize dstXInBytes;
gsize dstY;
CUmemorytype dstMemoryType;
gpointer dstHost;
CUdeviceptr dstDevice;
CUarray dstArray;
gsize dstPitch;
gsize WidthInBytes;
gsize Height;
} CUDA_MEMCPY2D;
typedef enum
{
CU_GL_DEVICE_LIST_ALL = 0x01,
} CUGLDeviceList;
#define CUDA_VERSION 10000
#ifdef _WIN32
#define CUDAAPI __stdcall
#else
#define CUDAAPI
#endif
#define cuCtxCreate cuCtxCreate_v2
#define cuCtxDestroy cuCtxDestroy_v2
#define cuCtxPopCurrent cuCtxPopCurrent_v2
#define cuCtxPushCurrent cuCtxPushCurrent_v2
#define cuGraphicsResourceGetMappedPointer cuGraphicsResourceGetMappedPointer_v2
#define cuGraphicsResourceSetMapFlags cuGraphicsResourceSetMapFlags_v2
#define cuMemAlloc cuMemAlloc_v2
#define cuMemAllocPitch cuMemAllocPitch_v2
#define cuMemcpy2D cuMemcpy2D_v2
#define cuMemcpy2DAsync cuMemcpy2DAsync_v2
#define cuMemFree cuMemFree_v2
#define cuGLGetDevices cuGLGetDevices_v2
G_END_DECLS
#endif /* __GST_CUDA_STUB_H__ */