NVIDIA DriveOS Linux NSR SDK API Reference

7.0.3.0 Release
nvmedia_tensor_nvscibuf.h
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1 /*
2  * SPDX-FileCopyrightText: Copyright (c) 2019-2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
3  * SPDX-License-Identifier: LicenseRef-NvidiaProprietary
4  *
5  * NVIDIA CORPORATION, its affiliates and licensors retain all intellectual
6  * property and proprietary rights in and to this material, related
7  * documentation and any modifications thereto. Any use, reproduction,
8  * disclosure or distribution of this material and related documentation
9  * without an express license agreement from NVIDIA CORPORATION or
10  * its affiliates is strictly prohibited.
11  */
12 
21 #ifndef NVMEDIA_TENSOR_NVSCIBUF_H
22 #define NVMEDIA_TENSOR_NVSCIBUF_H
23 
24 #ifdef __cplusplus
25 extern "C" {
26 #endif
27 
28 #include "nvscibuf.h"
29 #include "nvmedia_core.h"
30 #include "nvmedia_tensor.h"
31 
43 #define NVMEDIA_TENSOR_NVSCIBUF_VERSION_MAJOR (1u)
44 
45 #define NVMEDIA_TENSOR_NVSCIBUF_VERSION_MINOR (7u)
46 
47 #define NVMEDIA_TENSOR_NVSCIBUF_VERSION_PATCH (0u)
48 
80 
105 void
107 
166  const NvMediaDevice *device,
167  const NvMediaTensorAttr *attrs,
168  uint32_t numAttrs,
169  uint32_t flags,
170  NvSciBufAttrList attr_h
171 );
172 
220  NvMediaDevice *device,
221  NvSciBufObj nvSciBufObjInstance,
222  NvMediaTensor **nvmTensor
223 );
224 
256  NvMediaVersion *version
257 );
258 
259 /*
260  * \defgroup history_nvmedia_tensor_nvscibuf History
261  * Provides change history for the NvMedia NvSciBuf API.
262  *
263  * \section history_nvmedia_tensor_nvscibuf Version History
264  *
265  * <b> Version 1.0 </b> Jan 03, 2019
266  * - Initial release
267  *
268  * <b> Version 1.1 </b> Jan 03, 2019
269  * - Adding const in NvMediaTensorFillNvSciBufAttrs
270  * in support of Misra Rule 8.13
271  * - Changing param name in NvMediaTensorCreateFromNvSciBuf
272  * in support of Misra rule 8.3
273  *
274  * <b> Version 1.2 </b> Jan 15, 2020
275  * - Fixed the comments for NvMediaTensorCreateFromNvSciBuf
276  *
277  * <b> Version 1.3 </b> Feb 13, 2020
278  * - Updated the comments for NvMediaTensorFillNvSciBufAttrs
279  *
280  * <b> Version 1.4 </b> Mar 25, 2020
281  * - Updated doxygen comments for functions
282  *
283  * <b> Version 1.5 </b> Apr 29, 2020
284  * - Updated doxygen comments for NvMediaTensorCreateFromNvSciBuf
285  * and NvMediaTensorFillNvSciBufAttrs
286  *
287  * <b> Version 1.6 </b> July 8, 2020
288  * - Updated doxygen comments for NvMediaTensorFillNvSciBufAttrs
289  *
290  * <b> Version 1.7 </b> August 30, 2021
291  * - Update doxygen comments for all APIs to have Thread safety information and API Group information
292  *
293  * <b> Version 1.7.0 </b> May 10, 2022
294  * - Added patch version number macro: NVMEDIA_TENSOR_INTERNAL_VERSION_PATCH.
295  *
296  */
299 #ifdef __cplusplus
300 } /* extern "C" */
301 #endif
302 
303 #endif /* NVMEDIA_TENSOR_NVSCIBUF_H */
NvMediaTensorCreateFromNvSciBuf
NvMediaStatus NvMediaTensorCreateFromNvSciBuf(NvMediaDevice *device, NvSciBufObj nvSciBufObjInstance, NvMediaTensor **nvmTensor)
Creates NvMediaTensor from an NvSciBuf handle.
NvMediaTensorFillNvSciBufAttrs
NvMediaStatus NvMediaTensorFillNvSciBufAttrs(const NvMediaDevice *device, const NvMediaTensorAttr *attrs, uint32_t numAttrs, uint32_t flags, NvSciBufAttrList attr_h)
Fills the NvSciBuf attributes used to allocate a tensor.
NvMediaTensorNvSciBufGetVersion
NvMediaStatus NvMediaTensorNvSciBufGetVersion(NvMediaVersion *version)
Returns version information for the NvMediaTensor NvSciBuf API.
NvMediaTensorNvSciBufInit
NvMediaStatus NvMediaTensorNvSciBufInit(void)
Initializes the NvMediaTensor NvSciBuf APIs.
NvMediaStatus
NvMediaStatus
Defines all possible error codes.
Definition: nvmedia_core.h:108
NvSciBufObj
struct NvSciBufObjRefRec * NvSciBufObj
Definition: wfdext.h:71
NvSciBufAttrList
struct NvSciBufAttrListRec * NvSciBufAttrList
Definition: wfdext.h:73
nvmedia_tensor.h
NVIDIA Media Interface: Tensor Processing
NvMediaVersion
Holds NvMedia version information.
Definition: nvmedia_core.h:168
NvMediaTensor
struct NvMediaTensor NvMediaTensor
A handle representing tensor objects.
Definition: nvmedia_tensor.h:88
nvmedia_core.h
NVIDIA Media Interface: Core
NvMediaDevice
void NvMediaDevice
An opaque handle representing an NvMediaDevice object.
Definition: nvmedia_core.h:257
nvscibuf.h
NVIDIA Software Communications Interface (SCI) : NvSciBuf
NvMediaTensorNvSciBufDeinit
void NvMediaTensorNvSciBufDeinit(void)
De-initializes the NvMediaTensor NvSciBuf APIs.
NvMediaTensorAttr
Holds tensor creation attributes.
Definition: nvmedia_tensor.h:155