#pragma once

#include <gst/cuda/cuda-prelude.h>
#include <cuda.h>
#include <cudaGL.h>

#ifdef G_OS_WIN32
#ifndef INITGUID
#include <initguid.h>
#endif /* INITGUID */

#include <d3d11.h>
#include <dxgi.h>
#include <cudaD3D11.h>
#endif /* G_OS_WIN32 */

G_BEGIN_DECLS

/* cuda.h */
GST_CUDA_API
CUresult CUDAAPI CuInit             (unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuGetErrorName     (CUresult error,
                                     const char **pStr);

GST_CUDA_API
CUresult CUDAAPI CuGetErrorString   (CUresult error,
                                     const char **pStr);

GST_CUDA_API
CUresult CUDAAPI CuCtxCreate        (CUcontext * pctx,
                                     unsigned int flags,
                                     CUdevice dev);

GST_CUDA_API
CUresult CUDAAPI CuCtxDestroy       (CUcontext ctx);

GST_CUDA_API
CUresult CUDAAPI CuCtxPopCurrent    (CUcontext * pctx);

GST_CUDA_API
CUresult CUDAAPI CuCtxPushCurrent   (CUcontext ctx);

GST_CUDA_API
CUresult CUDAAPI CuCtxSynchronize   (void);

GST_CUDA_API
CUresult CUDAAPI CuCtxEnablePeerAccess (CUcontext peerContext,
                                             unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuCtxDisablePeerAccess (CUcontext peerContext);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsMapResources     (unsigned int count,
                                             CUgraphicsResource * resources,
                                             CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsUnmapResources   (unsigned int count,
                                             CUgraphicsResource * resources,
                                             CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsSubResourceGetMappedArray    (CUarray * pArray,
                                                         CUgraphicsResource resource,
                                                         unsigned int arrayIndex,
                                                         unsigned int mipLevel);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsResourceGetMappedPointer     (CUdeviceptr * pDevPtr,
                                                         size_t * pSize,
                                                         CUgraphicsResource resource);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsUnregisterResource           (CUgraphicsResource resource);

GST_CUDA_API
CUresult CUDAAPI CuMemAlloc         (CUdeviceptr * dptr,
                                     unsigned int bytesize);

GST_CUDA_API
CUresult CUDAAPI CuMemAllocPitch    (CUdeviceptr * dptr,
                                     size_t * pPitch,
                                     size_t WidthInBytes,
                                     size_t Height,
                                     unsigned int ElementSizeBytes);

GST_CUDA_API
CUresult CUDAAPI CuMemAllocHost     (void **pp,
                                     unsigned int bytesize);

GST_CUDA_API
CUresult CUDAAPI CuMemcpy2D         (const CUDA_MEMCPY2D * pCopy);

GST_CUDA_API
CUresult CUDAAPI CuMemcpy2DAsync    (const CUDA_MEMCPY2D *pCopy, CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyDtoD       (CUdeviceptr dstDevice,
                                     CUdeviceptr srcDevice,
                                     size_t ByteCount);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyDtoDAsync  (CUdeviceptr dstDevice,
                                     CUdeviceptr srcDevice,
                                     size_t ByteCount,
                                     CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyDtoH       (void *dstHost,
                                     CUdeviceptr srcDevice,
                                     size_t ByteCount);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyDtoHAsync  (void *dstHost,
                                     CUdeviceptr srcDevice,
                                     size_t ByteCount,
                                     CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyHtoD       (CUdeviceptr dstDevice,
                                     const void *srcHost,
                                     size_t ByteCount);

GST_CUDA_API
CUresult CUDAAPI CuMemcpyHtoDAsync  (CUdeviceptr dstDevice,
                                     const void *srcHost,
                                     size_t ByteCount,
                                     CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemFree          (CUdeviceptr dptr);

GST_CUDA_API
CUresult CUDAAPI CuMemFreeHost      (void *p);

GST_CUDA_API
CUresult CUDAAPI CuStreamCreate     (CUstream *phStream,
                                     unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuStreamDestroy    (CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuStreamSynchronize (CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuDeviceGet        (CUdevice * device,
                                     int ordinal);

GST_CUDA_API
CUresult CUDAAPI CuDeviceGetCount   (int *count);

GST_CUDA_API
CUresult CUDAAPI CuDeviceGetName    (char *name,
                                     int len,
                                     CUdevice dev);

GST_CUDA_API
CUresult CUDAAPI CuDeviceGetAttribute (int *pi,
                                       CUdevice_attribute attrib,
                                       CUdevice dev);

GST_CUDA_API
CUresult CUDAAPI CuDeviceCanAccessPeer (int *canAccessPeer,
                                        CUdevice dev,
                                        CUdevice peerDev);

GST_CUDA_API
CUresult CUDAAPI CuDriverGetVersion   (int * driverVersion);

GST_CUDA_API
CUresult CUDAAPI CuModuleLoadData     (CUmodule* module,
                                       const void *image);

GST_CUDA_API
CUresult CUDAAPI CuModuleUnload      (CUmodule module);

GST_CUDA_API
CUresult CUDAAPI CuModuleGetFunction  (CUfunction* hfunc,
                                       CUmodule hmod,
                                       const char* name);

GST_CUDA_API
CUresult CUDAAPI CuTexObjectCreate    (CUtexObject *pTexObject,
                                       const CUDA_RESOURCE_DESC *pResDesc,
                                       const CUDA_TEXTURE_DESC *pTexDesc,
                                       const CUDA_RESOURCE_VIEW_DESC *pResViewDesc);

GST_CUDA_API
CUresult CUDAAPI CuTexObjectDestroy   (CUtexObject texObject);

GST_CUDA_API
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);

GST_CUDA_API
CUresult CUDAAPI CuEventCreate       (CUevent *phEvent,
                                      unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuEventDestroy      (CUevent hEvent);

GST_CUDA_API
CUresult CUDAAPI CuEventRecord       (CUevent hEvent,
                                      CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuEventSynchronize  (CUevent hEvent);

GST_CUDA_API
CUresult CUDAAPI CuIpcGetEventHandle (CUipcEventHandle *pHandle,
                                      CUevent event);

GST_CUDA_API
CUresult CUDAAPI CuIpcOpenEventHandle (CUevent* phEvent,
                                       CUipcEventHandle handle);

GST_CUDA_API
CUresult CUDAAPI CuIpcGetMemHandle   (CUipcMemHandle *pHandle,
                                      CUdeviceptr dptr);

GST_CUDA_API
CUresult CUDAAPI CuIpcOpenMemHandle  (CUdeviceptr *pdptr,
                                      CUipcMemHandle handle,
                                      unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuIpcCloseMemHandle (CUdeviceptr dptr);

GST_CUDA_API
CUresult CUDAAPI CuMemAddressReserve (CUdeviceptr *ptr,
                                      size_t size,
                                      size_t alignment,
                                      CUdeviceptr addr,
                                      unsigned long long flags);

GST_CUDA_API
CUresult CUDAAPI CuMemAddressFree    (CUdeviceptr ptr,
                                      size_t size);


GST_CUDA_API
CUresult CUDAAPI CuMemCreate         (CUmemGenericAllocationHandle *handle,
                                      size_t size,
                                      const CUmemAllocationProp *prop,
                                      unsigned long long flags);

GST_CUDA_API
CUresult CUDAAPI CuMemRelease        (CUmemGenericAllocationHandle handle);

GST_CUDA_API
CUresult CUDAAPI CuMemExportToShareableHandle (void *shareableHandle,
                                               CUmemGenericAllocationHandle handle,
                                               CUmemAllocationHandleType handleType,
                                               unsigned long long flags);

GST_CUDA_API
CUresult CUDAAPI CuMemImportFromShareableHandle (CUmemGenericAllocationHandle *handle,
                                                 void *osHandle,
                                                 CUmemAllocationHandleType shHandleType);

GST_CUDA_API
CUresult CUDAAPI CuMemSetAccess (CUdeviceptr ptr,
                                 size_t size,
                                 const CUmemAccessDesc *desc,
                                 size_t count);

GST_CUDA_API
CUresult CUDAAPI CuMemGetAccess (unsigned long long *flags,
                                 const CUmemLocation *location,
                                 CUdeviceptr ptr);

GST_CUDA_API
CUresult CUDAAPI CuMemGetAllocationGranularity (size_t *granularity,
                                                const CUmemAllocationProp *prop,
                                                CUmemAllocationGranularity_flags option);

GST_CUDA_API
CUresult CUDAAPI CuMemGetAllocationPropertiesFromHandle (CUmemAllocationProp *prop,
                                                         CUmemGenericAllocationHandle handle);


GST_CUDA_API
CUresult CUDAAPI CuMemMap (CUdeviceptr ptr,
                           size_t size,
                           size_t offset,
                           CUmemGenericAllocationHandle handle,
                           unsigned long long flags);

GST_CUDA_API
CUresult CUDAAPI CuMemUnmap (CUdeviceptr ptr,
                             size_t size);

GST_CUDA_API
CUresult CUDAAPI CuMemRetainAllocationHandle (CUmemGenericAllocationHandle *handle,
                                              void *addr);

GST_CUDA_API
CUresult CUDAAPI CuMemAllocAsync (CUdeviceptr *dptr,
                                  size_t bytesize,
                                  CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemAllocFromPoolAsync (CUdeviceptr *dptr,
                                          size_t bytesize,
                                          CUmemoryPool pool,
                                          CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemFreeAsync (CUdeviceptr dptr,
                                 CUstream hStream);

GST_CUDA_API
CUresult CUDAAPI CuMemPoolCreate (CUmemoryPool *pool,
                                  const CUmemPoolProps *poolProps);

GST_CUDA_API
CUresult CUDAAPI CuMemPoolDestroy (CUmemoryPool pool);

GST_CUDA_API
CUresult CUDAAPI CuMemPoolSetAttribute (CUmemoryPool pool,
                                        CUmemPool_attribute attr,
                                        void *value);

GST_CUDA_API
CUresult CUDAAPI CuMemPoolGetAttribute (CUmemoryPool pool,
                                        CUmemPool_attribute attr,
                                        void *value);

GST_CUDA_API
CUresult CUDAAPI CuDestroyExternalMemory (CUexternalMemory extMem);

GST_CUDA_API
CUresult CUDAAPI CuDestroyExternalSemaphore (CUexternalSemaphore extSem);

/**
 * CuExternalMemoryGetMappedBuffer: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuExternalMemoryGetMappedBuffer (CUdeviceptr *devPtr,
                                                  CUexternalMemory extMem,
                                                  const CUDA_EXTERNAL_MEMORY_BUFFER_DESC *bufferDesc);

/**
 * CuExternalMemoryGetMappedMipmappedArray: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuExternalMemoryGetMappedMipmappedArray (CUmipmappedArray *mipmap,
                                                          CUexternalMemory extMem,
                                                          const CUDA_EXTERNAL_MEMORY_MIPMAPPED_ARRAY_DESC *mipmapDesc);

/**
 * CuImportExternalMemory: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuImportExternalMemory (CUexternalMemory *extMem_out,
                                         const CUDA_EXTERNAL_MEMORY_HANDLE_DESC *memHandleDesc);

/**
 * CuImportExternalSemaphore: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuImportExternalSemaphore (CUexternalSemaphore *extSem_out,
                                            const CUDA_EXTERNAL_SEMAPHORE_HANDLE_DESC *semHandleDesc);

/**
 * CuSignalExternalSemaphoresAsync: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuSignalExternalSemaphoresAsync (const CUexternalSemaphore *extSemArray,
                                                  const CUDA_EXTERNAL_SEMAPHORE_SIGNAL_PARAMS *paramsArray,
                                                  unsigned int numExtSems,
                                                  CUstream stream);

/**
 * CuWaitExternalSemaphoresAsync: (skip) (attributes doc.skip=true)
 */
GST_CUDA_API
CUresult CUDAAPI CuWaitExternalSemaphoresAsync (const CUexternalSemaphore *extSemArray,
                                                const CUDA_EXTERNAL_SEMAPHORE_WAIT_PARAMS *paramsArray,
                                                unsigned int numExtSems,
                                                CUstream stream);

/* cudaGL.h */
GST_CUDA_API
CUresult CUDAAPI CuGraphicsGLRegisterImage  (CUgraphicsResource * pCudaResource,
                                             unsigned int image,
                                             unsigned int target,
                                             unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsGLRegisterBuffer (CUgraphicsResource * pCudaResource,
                                             unsigned int buffer,
                                             unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuGraphicsResourceSetMapFlags (CUgraphicsResource resource,
                                                unsigned int flags);

GST_CUDA_API
CUresult CUDAAPI CuGLGetDevices (unsigned int * pCudaDeviceCount,
                                 CUdevice * pCudaDevices,
                                 unsigned int cudaDeviceCount,
                                 CUGLDeviceList deviceList);

#ifdef G_OS_WIN32
/* cudaD3D11.h */
GST_CUDA_API
CUresult CUDAAPI CuGraphicsD3D11RegisterResource(CUgraphicsResource * pCudaResource,
                                                 ID3D11Resource * pD3DResource,
                                                 unsigned int Flags);

GST_CUDA_API
CUresult CUDAAPI CuD3D11GetDevice(CUdevice * device,
                                  IDXGIAdapter * pAdapter);

GST_CUDA_API
CUresult CUDAAPI CuD3D11GetDevices(unsigned int * pCudaDeviceCount,
                                   CUdevice* pCudaDevices,
                                   unsigned int cudaDeviceCount,
                                   ID3D11Device * pD3D11Device,
                                   CUd3d11DeviceList deviceList);
#endif

G_END_DECLS