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  • NVIDIA DRIVE OS Linux SDK API Reference

    6.0.9 Release
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    nvmedia_tensor_nvscibuf.h
    Go to the documentation of this file.
    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 
    76 
    96 void
    98 
    153  const NvMediaDevice *device,
    154  const NvMediaTensorAttr *attrs,
    155  uint32_t numAttrs,
    156  uint32_t flags,
    157  NvSciBufAttrList attr_h
    158 );
    159 
    203  NvMediaDevice *device,
    204  NvSciBufObj nvSciBufObjInstance,
    205  NvMediaTensor **nvmTensor
    206 );
    207 
    235  NvMediaVersion *version
    236 );
    237 
    238 /*
    239  * \defgroup history_nvmedia_tensor_nvscibuf History
    240  * Provides change history for the NvMedia NvSciBuf API.
    241  *
    242  * \section history_nvmedia_tensor_nvscibuf Version History
    243  *
    244  * <b> Version 1.0 </b> Jan 03, 2019
    245  * - Initial release
    246  *
    247  * <b> Version 1.1 </b> Jan 03, 2019
    248  * - Adding const in NvMediaTensorFillNvSciBufAttrs
    249  * in support of Misra Rule 8.13
    250  * - Changing param name in NvMediaTensorCreateFromNvSciBuf
    251  * in support of Misra rule 8.3
    252  *
    253  * <b> Version 1.2 </b> Jan 15, 2020
    254  * - Fixed the comments for NvMediaTensorCreateFromNvSciBuf
    255  *
    256  * <b> Version 1.3 </b> Feb 13, 2020
    257  * - Updated the comments for NvMediaTensorFillNvSciBufAttrs
    258  *
    259  * <b> Version 1.4 </b> Mar 25, 2020
    260  * - Updated doxygen comments for functions
    261  *
    262  * <b> Version 1.5 </b> Apr 29, 2020
    263  * - Updated doxygen comments for NvMediaTensorCreateFromNvSciBuf
    264  * and NvMediaTensorFillNvSciBufAttrs
    265  *
    266  * <b> Version 1.6 </b> July 8, 2020
    267  * - Updated doxygen comments for NvMediaTensorFillNvSciBufAttrs
    268  *
    269  * <b> Version 1.7 </b> August 30, 2021
    270  * - Update doxygen comments for all APIs to have Thread safety information and API Group information
    271  *
    272  * <b> Version 1.7.0 </b> May 10, 2022
    273  * - Added patch version number macro: NVMEDIA_TENSOR_INTERNAL_VERSION_PATCH.
    274  *
    275  */
    278 #ifdef __cplusplus
    279 } /* extern "C" */
    280 #endif
    281 
    282 #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:104
    NvSciBufObj
    struct NvSciBufObjRefRec * NvSciBufObj
    A memory object is a container holding the reconciled NvSciBufAttrList defining constraints of the bu...
    Definition: nvscibuf.h:3108
    nvmedia_tensor.h
    NVIDIA Media Interface: Tensor Processing
    NvMediaVersion
    Holds NvMedia version information.
    Definition: nvmedia_core.h:164
    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:254
    NvSciBufAttrList
    struct NvSciBufAttrListRec * NvSciBufAttrList
    A container constituting an attribute list which contains.
    Definition: nvscibuf.h:3126
    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
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