TensorStreamer.h

Go to the documentation of this file.

/*
 * SPDX-FileCopyrightText: Copyright (c) 2020-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
 * SPDX-License-Identifier: LicenseRef-NvidiaProprietary
 *
 * NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
 * property and proprietary rights in and to this material, related
 * documentation and any modifications thereto. Any use, reproduction,
 * disclosure or distribution of this material and related documentation
 * without an express license agreement from NVIDIA CORPORATION or
 * its affiliates is strictly prohibited.
 */
 
#ifndef DW_INTEROP_TENSORSTREAMER_H_
#define DW_INTEROP_TENSORSTREAMER_H_
 
#include <dw/dnn/tensor/Tensor.h>
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef struct dwDNNTensorStreamerObject* dwDNNTensorStreamerHandle_t;
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_initialize(dwDNNTensorStreamerHandle_t* streamer,
                                        const dwDNNTensorProperties* from, dwDNNTensorType to,
                                        dwContextHandle_t ctx);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_producerSend(dwDNNTensorHandle_t tensor, dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_producerReturn(dwDNNTensorHandle_t* tensor, dwTime_t timeout_us,
                                            dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_consumerReceive(dwDNNTensorHandle_t* tensor, dwTime_t timeout_us,
                                             dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_consumerReturn(dwDNNTensorHandle_t* tensor, dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_setCUDAStream(cudaStream_t stream, dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_getCUDAStream(cudaStream_t* stream, dwDNNTensorStreamerHandle_t streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_getOutputProperties(dwDNNTensorProperties* props, dwDNNTensorStreamerHandle_t const streamer);
 
DW_API_PUBLIC
dwStatus dwDNNTensorStreamer_release(dwDNNTensorStreamerHandle_t streamer);
 
#ifdef __cplusplus
}
#endif
 
#endif // DW_INTEROP_TENSORSTREAMER_H_