cuda-samples/Samples/4_CUDA_Libraries/cudaNvSciNvMedia/cuda_consumer.h
2022-01-13 11:35:24 +05:30

73 lines
2.9 KiB
C

/* Copyright (c) 2022, NVIDIA CORPORATION. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
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* documentation and/or other materials provided with the distribution.
* * Neither the name of NVIDIA CORPORATION nor the names of its
* contributors may be used to endorse or promote products derived
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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#ifndef __CUDA_BUFIMPORT_KERNEL_H__
#define __CUDA_BUFIMPORT_KERNEL_H__
#include <cuda_runtime.h>
#include "helper_cuda.h"
#include "nvmedia_image_nvscibuf.h"
#include "nvscisync.h"
#include "nvmedia_utils/cmdline.h"
struct cudaExternalResInterop {
cudaMipmappedArray_t *d_mipmapArray;
cudaArray_t *d_mipLevelArray;
cudaSurfaceObject_t *cudaSurfaceNvmediaBuf;
cudaStream_t stream;
cudaExternalMemory_t extMemImageBuf;
cudaExternalSemaphore_t waitSem;
cudaExternalSemaphore_t signalSem;
int32_t planeCount;
uint64_t *planeOffset;
int32_t *imageWidth;
int32_t *imageHeight;
unsigned int *d_outputImage;
};
struct cudaResources {
cudaArray_t *d_yuvArray;
cudaStream_t stream;
cudaSurfaceObject_t *cudaSurfaceNvmediaBuf;
unsigned int *d_outputImage;
};
void runCudaOperation(cudaExternalResInterop &cudaExtResObj,
NvSciSyncFence *fence, NvSciSyncFence *cudaSignalfence,
int deviceId, int iterations);
void runCudaOperation(Blit2DTest *ctx, cudaResources &cudaResObj, int deviceId);
void setupCuda(cudaExternalResInterop &cudaExtResObj, NvSciBufObj &inputBufObj,
NvSciSyncObj &syncObj, NvSciSyncObj &cudaSignalerSyncObj,
int deviceId);
void setupCuda(Blit2DTest *ctx, cudaResources &cudaResObj, int deviceId);
void cleanupCuda(cudaExternalResInterop &cudaObjs);
void cleanupCuda(Blit2DTest *ctx, cudaResources &cudaResObj);
#endif