diff --git "a/headers/onnxruntime_c_api.h" "b/headers/onnxruntime_c_api.h" deleted file mode 100644--- "a/headers/onnxruntime_c_api.h" +++ /dev/null @@ -1,3987 +0,0 @@ -// Copyright (c) Microsoft Corporation. All rights reserved. -// Licensed under the MIT License. - -// See docs\c_cxx\README.md on generating the Doxygen documentation from this file - -/** \mainpage C & C++ APIs - * - *

C

- * - * ::OrtApi - Click here to go to the structure with all C API functions. - * - *

C++

- * - * ::Ort - Click here to go to the namespace holding all of the C++ wrapper classes - * - * It is a set of header only wrapper classes around the C API. The goal is to turn the C style return value error codes into C++ exceptions, and to - * automate memory management through standard C++ RAII principles. - * - * \addtogroup Global - * ONNX Runtime C API - * @{ - */ - -#pragma once -#include -#include -#include - -/** \brief The API version defined in this header - * - * This value is used by some API functions to behave as this version of the header expects. - */ -#define ORT_API_VERSION 14 - -#ifdef __cplusplus -extern "C" { -#endif - -//! @} -// SAL2 Definitions -#ifndef _WIN32 -#define _In_ -#define _In_z_ -#define _In_opt_ -#define _In_opt_z_ -#define _Out_ -#define _Outptr_ -#define _Out_opt_ -#define _Inout_ -#define _Inout_opt_ -#define _Frees_ptr_opt_ -#define _Ret_maybenull_ -#define _Ret_notnull_ -#define _Check_return_ -#define _Outptr_result_maybenull_ -#define _In_reads_(X) -#define _Inout_updates_all_(X) -#define _Out_writes_bytes_all_(X) -#define _Out_writes_all_(X) -#define _Success_(X) -#define _Outptr_result_buffer_maybenull_(X) -#define ORT_ALL_ARGS_NONNULL __attribute__((nonnull)) -#else -#include -#define ORT_ALL_ARGS_NONNULL -#endif - -#ifdef _WIN32 -// Define ORT_DLL_IMPORT if your program is dynamically linked to Ort. -// dllexport is not used, we use a .def file. -#ifdef ORT_DLL_IMPORT -#define ORT_EXPORT __declspec(dllimport) -#else -#define ORT_EXPORT -#endif -#define ORT_API_CALL _stdcall -#define ORT_MUST_USE_RESULT -#define ORTCHAR_T wchar_t -#else -// To make symbols visible on macOS/iOS -#ifdef __APPLE__ -#define ORT_EXPORT __attribute__((visibility("default"))) -#else -#define ORT_EXPORT -#endif -#define ORT_API_CALL -#define ORT_MUST_USE_RESULT __attribute__((warn_unused_result)) -#define ORTCHAR_T char -#endif - -#ifndef ORT_TSTR -#ifdef _WIN32 -#define ORT_TSTR(X) L##X -#else -#define ORT_TSTR(X) X -#endif -#endif - -// Any pointer marked with _In_ or _Out_, cannot be NULL. - -// Windows users should use unicode paths when possible to bypass the MAX_PATH limitation -// Every pointer marked with _In_ or _Out_, cannot be NULL. Caller should ensure that. -// for ReleaseXXX(...) functions, they can accept NULL pointer. - -#ifdef __cplusplus -// For any compiler with C++11 support, MSVC 2015 and greater, or Clang version supporting noexcept. -// Such complex condition is needed because compilers set __cplusplus value differently. -#ifndef __has_feature -#define __has_feature(x) 0 -#endif -#if ((__cplusplus >= 201103L) || (_MSC_VER >= 1900) || (defined(__has_feature) && __has_feature(cxx_noexcept))) -#define NO_EXCEPTION noexcept -#else -#define NO_EXCEPTION throw() -#endif -#else -#define NO_EXCEPTION -#endif - -// __VA_ARGS__ on Windows and Linux are different -#define ORT_API(RETURN_TYPE, NAME, ...) RETURN_TYPE ORT_API_CALL NAME(__VA_ARGS__) NO_EXCEPTION - -#define ORT_API_STATUS(NAME, ...) \ - _Success_(return == 0) _Check_return_ _Ret_maybenull_ OrtStatusPtr ORT_API_CALL NAME(__VA_ARGS__) \ - NO_EXCEPTION ORT_MUST_USE_RESULT - -// XXX: Unfortunately, SAL annotations are known to not work with function pointers -#define ORT_API2_STATUS(NAME, ...) \ - _Check_return_ _Ret_maybenull_ OrtStatusPtr(ORT_API_CALL* NAME)(__VA_ARGS__) NO_EXCEPTION ORT_MUST_USE_RESULT - -// Used in *.cc files. Almost as same as ORT_API_STATUS, except without ORT_MUST_USE_RESULT and ORT_EXPORT -#define ORT_API_STATUS_IMPL(NAME, ...) \ - _Success_(return == 0) _Check_return_ _Ret_maybenull_ OrtStatusPtr ORT_API_CALL NAME(__VA_ARGS__) NO_EXCEPTION - -#define ORT_CLASS_RELEASE(X) void(ORT_API_CALL * Release##X)(_Frees_ptr_opt_ Ort##X * input) - -#ifdef __DOXYGEN__ -#undef ORT_API_STATUS -#define ORT_API_STATUS(NAME, ...) OrtStatus* NAME(__VA_ARGS__) -#undef ORT_API2_STATUS -#define ORT_API2_STATUS(NAME, ...) OrtStatus* NAME(__VA_ARGS__) -#undef ORT_CLASS_RELEASE -#define ORT_CLASS_RELEASE(X) void Release##X(Ort##X* input) -#undef NO_EXCEPTION -#define NO_EXCEPTION -#endif -/** \addtogroup Global - * ONNX Runtime C API - * @{ - */ - -/** Copied from TensorProto::DataType - * Currently, Ort doesn't support complex64, complex128 - */ -typedef enum ONNXTensorElementDataType { - ONNX_TENSOR_ELEMENT_DATA_TYPE_UNDEFINED, - ONNX_TENSOR_ELEMENT_DATA_TYPE_FLOAT, // maps to c type float - ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT8, // maps to c type uint8_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_INT8, // maps to c type int8_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT16, // maps to c type uint16_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_INT16, // maps to c type int16_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_INT32, // maps to c type int32_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_INT64, // maps to c type int64_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_STRING, // maps to c++ type std::string - ONNX_TENSOR_ELEMENT_DATA_TYPE_BOOL, - ONNX_TENSOR_ELEMENT_DATA_TYPE_FLOAT16, - ONNX_TENSOR_ELEMENT_DATA_TYPE_DOUBLE, // maps to c type double - ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT32, // maps to c type uint32_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_UINT64, // maps to c type uint64_t - ONNX_TENSOR_ELEMENT_DATA_TYPE_COMPLEX64, // complex with float32 real and imaginary components - ONNX_TENSOR_ELEMENT_DATA_TYPE_COMPLEX128, // complex with float64 real and imaginary components - ONNX_TENSOR_ELEMENT_DATA_TYPE_BFLOAT16 // Non-IEEE floating-point format based on IEEE754 single-precision -} ONNXTensorElementDataType; - -// Synced with onnx TypeProto oneof -typedef enum ONNXType { - ONNX_TYPE_UNKNOWN, - ONNX_TYPE_TENSOR, - ONNX_TYPE_SEQUENCE, - ONNX_TYPE_MAP, - ONNX_TYPE_OPAQUE, - ONNX_TYPE_SPARSETENSOR, - ONNX_TYPE_OPTIONAL -} ONNXType; - -// These types are synced with internal -// SparseFormatFlags -typedef enum OrtSparseFormat { - ORT_SPARSE_UNDEFINED = 0, - ORT_SPARSE_COO = 0x1, - ORT_SPARSE_CSRC = 0x2, - ORT_SPARSE_BLOCK_SPARSE = 0x4 -} OrtSparseFormat; - -// Enum allows to query sparse tensor indices -enum OrtSparseIndicesFormat { - ORT_SPARSE_COO_INDICES, - ORT_SPARSE_CSR_INNER_INDICES, - ORT_SPARSE_CSR_OUTER_INDICES, - ORT_SPARSE_BLOCK_SPARSE_INDICES -}; - -/** \brief Logging severity levels - * - * In typical API usage, specifying a logging severity level specifies the minimum severity of log messages to show. - */ -typedef enum OrtLoggingLevel { - ORT_LOGGING_LEVEL_VERBOSE, ///< Verbose informational messages (least severe). - ORT_LOGGING_LEVEL_INFO, ///< Informational messages. - ORT_LOGGING_LEVEL_WARNING, ///< Warning messages. - ORT_LOGGING_LEVEL_ERROR, ///< Error messages. - ORT_LOGGING_LEVEL_FATAL, ///< Fatal error messages (most severe). -} OrtLoggingLevel; - -typedef enum OrtErrorCode { - ORT_OK, - ORT_FAIL, - ORT_INVALID_ARGUMENT, - ORT_NO_SUCHFILE, - ORT_NO_MODEL, - ORT_ENGINE_ERROR, - ORT_RUNTIME_EXCEPTION, - ORT_INVALID_PROTOBUF, - ORT_MODEL_LOADED, - ORT_NOT_IMPLEMENTED, - ORT_INVALID_GRAPH, - ORT_EP_FAIL, -} OrtErrorCode; - -typedef enum OrtOpAttrType { - ORT_OP_ATTR_UNDEFINED = 0, - ORT_OP_ATTR_INT, - ORT_OP_ATTR_INTS, - ORT_OP_ATTR_FLOAT, - ORT_OP_ATTR_FLOATS, - ORT_OP_ATTR_STRING, - ORT_OP_ATTR_STRINGS, -} OrtOpAttrType; - -//! @} -#define ORT_RUNTIME_CLASS(X) \ - struct Ort##X; \ - typedef struct Ort##X Ort##X; - -/** \addtogroup Global - * ONNX Runtime C API - * @{ - */ -// The actual types defined have an Ort prefix -ORT_RUNTIME_CLASS(Env); -ORT_RUNTIME_CLASS(Status); // nullptr for Status* indicates success -ORT_RUNTIME_CLASS(MemoryInfo); -ORT_RUNTIME_CLASS(IoBinding); -ORT_RUNTIME_CLASS(Session); // Don't call ReleaseSession from Dllmain (because session owns a thread pool) -ORT_RUNTIME_CLASS(Value); -ORT_RUNTIME_CLASS(RunOptions); -ORT_RUNTIME_CLASS(TypeInfo); -ORT_RUNTIME_CLASS(TensorTypeAndShapeInfo); -ORT_RUNTIME_CLASS(SessionOptions); -ORT_RUNTIME_CLASS(CustomOpDomain); -ORT_RUNTIME_CLASS(MapTypeInfo); -ORT_RUNTIME_CLASS(SequenceTypeInfo); -ORT_RUNTIME_CLASS(ModelMetadata); -ORT_RUNTIME_CLASS(ThreadPoolParams); -ORT_RUNTIME_CLASS(ThreadingOptions); -ORT_RUNTIME_CLASS(ArenaCfg); -ORT_RUNTIME_CLASS(PrepackedWeightsContainer); -ORT_RUNTIME_CLASS(TensorRTProviderOptionsV2); -ORT_RUNTIME_CLASS(CUDAProviderOptionsV2); -ORT_RUNTIME_CLASS(CANNProviderOptions); -ORT_RUNTIME_CLASS(Op); -ORT_RUNTIME_CLASS(OpAttr); - -#ifdef _WIN32 -typedef _Return_type_success_(return == 0) OrtStatus* OrtStatusPtr; -#else -typedef OrtStatus* OrtStatusPtr; -#endif - -/** \brief Memory allocation interface - * - * Structure of function pointers that defines a memory allocator. This can be created and filled in by the user for custom allocators. - * - * When an allocator is passed to any function, be sure that the allocator object is not destroyed until the last allocated object using it is freed. - */ -typedef struct OrtAllocator { - uint32_t version; ///< Must be initialized to ORT_API_VERSION - void*(ORT_API_CALL* Alloc)(struct OrtAllocator* this_, size_t size); ///< Returns a pointer to an allocated block of `size` bytes - void(ORT_API_CALL* Free)(struct OrtAllocator* this_, void* p); ///< Free a block of memory previously allocated with OrtAllocator::Alloc - const struct OrtMemoryInfo*(ORT_API_CALL* Info)(const struct OrtAllocator* this_); ///< Return a pointer to an ::OrtMemoryInfo that describes this allocator -} OrtAllocator; - -typedef void(ORT_API_CALL* OrtLoggingFunction)( - void* param, OrtLoggingLevel severity, const char* category, const char* logid, const char* code_location, - const char* message); - -/** \brief Graph optimization level - * - * Refer to https://www.onnxruntime.ai/docs/resources/graph-optimizations.html - * for an in-depth understanding of Graph Optimizations - */ -typedef enum GraphOptimizationLevel { - ORT_DISABLE_ALL = 0, - ORT_ENABLE_BASIC = 1, - ORT_ENABLE_EXTENDED = 2, - ORT_ENABLE_ALL = 99 -} GraphOptimizationLevel; - -typedef enum ExecutionMode { - ORT_SEQUENTIAL = 0, - ORT_PARALLEL = 1, -} ExecutionMode; - -/** \brief Language projection identifiers - * /see OrtApi::SetLanguageProjection - */ -typedef enum OrtLanguageProjection { - ORT_PROJECTION_C = 0, - ORT_PROJECTION_CPLUSPLUS = 1, - ORT_PROJECTION_CSHARP = 2, - ORT_PROJECTION_PYTHON = 3, - ORT_PROJECTION_JAVA = 4, - ORT_PROJECTION_WINML = 5, - ORT_PROJECTION_NODEJS = 6, -} OrtLanguageProjection; - -struct OrtKernelInfo; -typedef struct OrtKernelInfo OrtKernelInfo; -struct OrtKernelContext; -typedef struct OrtKernelContext OrtKernelContext; -struct OrtCustomOp; -typedef struct OrtCustomOp OrtCustomOp; - -typedef enum OrtAllocatorType { - OrtInvalidAllocator = -1, - OrtDeviceAllocator = 0, - OrtArenaAllocator = 1 -} OrtAllocatorType; - -/** \brief Memory types for allocated memory, execution provider specific types should be extended in each provider. - */ -// Whenever this struct is updated, please also update the MakeKey function in onnxruntime / core / framework / execution_provider.cc -typedef enum OrtMemType { - OrtMemTypeCPUInput = -2, ///< Any CPU memory used by non-CPU execution provider - OrtMemTypeCPUOutput = -1, ///< CPU accessible memory outputted by non-CPU execution provider, i.e. CUDA_PINNED - OrtMemTypeCPU = OrtMemTypeCPUOutput, ///< Temporary CPU accessible memory allocated by non-CPU execution provider, i.e. CUDA_PINNED - OrtMemTypeDefault = 0, ///< The default allocator for execution provider -} OrtMemType; - -/** \brief This mimics OrtDevice type constants so they can be returned in the API - */ -typedef enum OrtMemoryInfoDeviceType { - OrtMemoryInfoDeviceType_CPU = 0, - OrtMemoryInfoDeviceType_GPU = 1, - OrtMemoryInfoDeviceType_FPGA = 2 -} OrtMemoryInfoDeviceType; - -/** \brief Algorithm to use for cuDNN Convolution Op - */ -typedef enum OrtCudnnConvAlgoSearch { - OrtCudnnConvAlgoSearchExhaustive, // expensive exhaustive benchmarking using cudnnFindConvolutionForwardAlgorithmEx - OrtCudnnConvAlgoSearchHeuristic, // lightweight heuristic based search using cudnnGetConvolutionForwardAlgorithm_v7 - OrtCudnnConvAlgoSearchDefault, // default algorithm using CUDNN_CONVOLUTION_FWD_ALGO_IMPLICIT_PRECOMP_GEMM -} OrtCudnnConvAlgoSearch; - -/** \brief CUDA Provider Options - * - * \see OrtApi::SessionOptionsAppendExecutionProvider_CUDA - */ -typedef struct OrtCUDAProviderOptions { -#ifdef __cplusplus - OrtCUDAProviderOptions() - : device_id{}, - cudnn_conv_algo_search{OrtCudnnConvAlgoSearchExhaustive}, - gpu_mem_limit{SIZE_MAX}, - arena_extend_strategy{}, - do_copy_in_default_stream{1}, - has_user_compute_stream{}, - user_compute_stream{}, - default_memory_arena_cfg{}, - tunable_op_enabled{false} {} -#endif - - /** \brief CUDA device Id - * Defaults to 0. - */ - int device_id; - - /** \brief CUDA Convolution algorithm search configuration. - * See enum OrtCudnnConvAlgoSearch for more details. - * Defaults to OrtCudnnConvAlgoSearchExhaustive. - */ - OrtCudnnConvAlgoSearch cudnn_conv_algo_search; - - /** \brief CUDA memory limit (To use all possible memory pass in maximum size_t) - * Defaults to SIZE_MAX. - * \note If a ::OrtArenaCfg has been applied, it will override this field - */ - size_t gpu_mem_limit; - - /** \brief Strategy used to grow the memory arena - * 0 = kNextPowerOfTwo
- * 1 = kSameAsRequested
- * Defaults to 0. - * \note If a ::OrtArenaCfg has been applied, it will override this field - */ - int arena_extend_strategy; - - /** \brief Flag indicating if copying needs to take place on the same stream as the compute stream in the CUDA EP - * 0 = Use separate streams for copying and compute. - * 1 = Use the same stream for copying and compute. - * Defaults to 1. - * WARNING: Setting this to 0 may result in data races for some models. - * Please see issue #4829 for more details. - */ - int do_copy_in_default_stream; - - /** \brief Flag indicating if there is a user provided compute stream - * Defaults to 0. - */ - int has_user_compute_stream; - - /** \brief User provided compute stream. - * If provided, please set `has_user_compute_stream` to 1. - */ - void* user_compute_stream; - - /** \brief CUDA memory arena configuration parameters - */ - OrtArenaCfg* default_memory_arena_cfg; - - /** \brief Enable TunableOp. - * Set it to 1 to enable TunableOp. Otherwise, it is disabled by default. - * This option can be superseded by environment variable ORT_CUDA_TUNABLE_OP_ENABLED. - */ - int tunable_op_enabled; - -} OrtCUDAProviderOptions; - -/** \brief ROCM Provider Options - * - * \see OrtApi::SessionOptionsAppendExecutionProvider_ROCM - */ -typedef struct OrtROCMProviderOptions { -#ifdef __cplusplus - OrtROCMProviderOptions() - : device_id{}, - miopen_conv_exhaustive_search{0}, - gpu_mem_limit{SIZE_MAX}, - arena_extend_strategy{}, - do_copy_in_default_stream{1}, - has_user_compute_stream{}, - user_compute_stream{}, - default_memory_arena_cfg{}, - tunable_op_enabled{false} {} -#endif - - /** \brief ROCM device Id - * Defaults to 0. - */ - int device_id; - - /** \brief ROCM MIOpen Convolution algorithm exaustive search option. - * Defaults to 0 (false). - */ - int miopen_conv_exhaustive_search; - - /** \brief ROCM memory limit (To use all possible memory pass in maximum size_t) - * Defaults to SIZE_MAX. - * \note If a ::OrtArenaCfg has been applied, it will override this field - */ - size_t gpu_mem_limit; - - /** \brief Strategy used to grow the memory arena - * 0 = kNextPowerOfTwo
- * 1 = kSameAsRequested
- * Defaults to 0. - * \note If a ::OrtArenaCfg has been applied, it will override this field - */ - int arena_extend_strategy; - - /** \brief Flag indicating if copying needs to take place on the same stream as the compute stream in the ROCM EP - * 0 = Use separate streams for copying and compute. - * 1 = Use the same stream for copying and compute. - * Defaults to 1. - * WARNING: Setting this to 0 may result in data races for some models. - * Please see issue #4829 for more details. - */ - int do_copy_in_default_stream; - - /** \brief Flag indicating if there is a user provided compute stream - * Defaults to 0. - */ - int has_user_compute_stream; - - /** \brief User provided compute stream. - * If provided, please set `has_user_compute_stream` to 1. - */ - void* user_compute_stream; - - /** \brief ROCM memory arena configuration parameters - */ - OrtArenaCfg* default_memory_arena_cfg; - - /** \brief Enable TunableOp. - * Set it to 1 to enable TunableOp. Otherwise, it is disabled by default. - * This option can be superseded by environment variable ORT_ROCM_TUNABLE_OP_ENABLED. - */ - int tunable_op_enabled; - -} OrtROCMProviderOptions; - -/** \brief TensorRT Provider Options - * - * \see OrtApi::SessionOptionsAppendExecutionProvider_TensorRT - */ -typedef struct OrtTensorRTProviderOptions { - int device_id; ///< CUDA device id (0 = default device) - int has_user_compute_stream; // indicator of user specified CUDA compute stream. - void* user_compute_stream; // user specified CUDA compute stream. - int trt_max_partition_iterations; // maximum iterations for TensorRT parser to get capability - int trt_min_subgraph_size; // minimum size of TensorRT subgraphs - size_t trt_max_workspace_size; // maximum workspace size for TensorRT. - int trt_fp16_enable; // enable TensorRT FP16 precision. Default 0 = false, nonzero = true - int trt_int8_enable; // enable TensorRT INT8 precision. Default 0 = false, nonzero = true - const char* trt_int8_calibration_table_name; // TensorRT INT8 calibration table name. - int trt_int8_use_native_calibration_table; // use native TensorRT generated calibration table. Default 0 = false, nonzero = true - int trt_dla_enable; // enable DLA. Default 0 = false, nonzero = true - int trt_dla_core; // DLA core number. Default 0 - int trt_dump_subgraphs; // dump TRT subgraph. Default 0 = false, nonzero = true - int trt_engine_cache_enable; // enable engine caching. Default 0 = false, nonzero = true - const char* trt_engine_cache_path; // specify engine cache path - int trt_engine_decryption_enable; // enable engine decryption. Default 0 = false, nonzero = true - const char* trt_engine_decryption_lib_path; // specify engine decryption library path - int trt_force_sequential_engine_build; // force building TensorRT engine sequentially. Default 0 = false, nonzero = true - // This is the legacy struct and don't add new fields here. - // For new field that can be represented by string, please add it in include/onnxruntime/core/providers/tensorrt/tensorrt_provider_options.h - // For non-string field, need to create a new separate api to handle it. -} OrtTensorRTProviderOptions; - -/** \brief MIGraphX Provider Options - * - * \see OrtApi::SessionOptionsAppendExecutionProvider_MIGraphX - */ -typedef struct OrtMIGraphXProviderOptions { - int device_id; // hip device id. - int migraphx_fp16_enable; // enable MIGraphX FP16 precision. Default 0 = false, nonzero = true - int migraphx_int8_enable; // enable MIGraphX INT8 precision. Default 0 = false, nonzero = true -} OrtMIGraphXProviderOptions; - -/** \brief OpenVINO Provider Options - * - * \see OrtApi::SessionOptionsAppendExecutionProvider_OpenVINO - */ -typedef struct OrtOpenVINOProviderOptions { -#ifdef __cplusplus - OrtOpenVINOProviderOptions() : device_type{}, enable_vpu_fast_compile{}, device_id{}, - num_of_threads{}, cache_dir{}, - context{}, enable_opencl_throttling{}, enable_dynamic_shapes{} {} -#endif - /** \brief Device type string - * - * Valid settings are one of: "CPU_FP32", "CPU_FP16", "GPU_FP32", "GPU_FP16", "MYRIAD_FP16", "VAD-M_FP16" or "VAD-F_FP32" - */ - const char* device_type; - unsigned char enable_vpu_fast_compile; ///< 0 = disabled, nonzero = enabled - const char* device_id; - size_t num_of_threads; ///< 0 = Use default number of threads - const char* cache_dir; // path is set to empty by default - void* context; - unsigned char enable_opencl_throttling; ///< 0 = disabled, nonzero = enabled - unsigned char enable_dynamic_shapes; ///< 0 = disabled, nonzero = enabled -} OrtOpenVINOProviderOptions; - -struct OrtApi; -typedef struct OrtApi OrtApi; - -struct OrtTrainingApi; -typedef struct OrtTrainingApi OrtTrainingApi; - -/** \brief The helper interface to get the right version of OrtApi - * - * Get a pointer to this structure through ::OrtGetApiBase - */ -struct OrtApiBase { - /** \brief Get a pointer to the requested version of the ::OrtApi - * - * \param[in] version Must be ::ORT_API_VERSION - * \return The ::OrtApi for the version requested, nullptr will be returned if this version is unsupported, for example when using a runtime - * older than the version created with this header file. - */ - const OrtApi*(ORT_API_CALL* GetApi)(uint32_t version)NO_EXCEPTION; - const char*(ORT_API_CALL* GetVersionString)(void)NO_EXCEPTION; ///< Returns a null terminated string of the version of the Onnxruntime library (eg: "1.8.1") -}; -typedef struct OrtApiBase OrtApiBase; - -/** \brief The Onnxruntime library's entry point to access the C API - * - * Call this to get the a pointer to an ::OrtApiBase - */ -ORT_EXPORT const OrtApiBase* ORT_API_CALL OrtGetApiBase(void) NO_EXCEPTION; - -/** \brief Thread work loop function - * - * Onnxruntime will provide the working loop on custom thread creation - * Argument is an onnxruntime built-in type which will be provided when thread pool calls OrtCustomCreateThreadFn - */ -typedef void (*OrtThreadWorkerFn)(void* ort_worker_fn_param); - -typedef const struct OrtCustomHandleType { - char __place_holder; -}* OrtCustomThreadHandle; - -/** \brief Ort custom thread creation function - * - * The function should return a thread handle to be used in onnxruntime thread pools - * Onnxruntime will throw exception on return value of nullptr or 0, indicating that the function failed to create a thread - */ -typedef OrtCustomThreadHandle (*OrtCustomCreateThreadFn)(void* ort_custom_thread_creation_options, OrtThreadWorkerFn ort_thread_worker_fn, void* ort_worker_fn_param); - -/** \brief Custom thread join function - * - * Onnxruntime thread pool destructor will call the function to join a custom thread. - * Argument ort_custom_thread_handle is the value returned by OrtCustomCreateThreadFn - */ -typedef void (*OrtCustomJoinThreadFn)(OrtCustomThreadHandle ort_custom_thread_handle); - -typedef OrtStatus*(ORT_API_CALL* RegisterCustomOpsFn)(OrtSessionOptions* options, const OrtApiBase* api); - -/** \brief The C API - * - * All C API functions are defined inside this structure as pointers to functions. - * Call OrtApiBase::GetApi to get a pointer to it - * - * \nosubgrouping - */ -struct OrtApi { - /// \name OrtStatus - /// @{ - - /** - * \brief Create an OrtStatus from a null terminated string - * - * \param[in] code - * \param[in] msg A null-terminated string. Its contents will be copied. - * \return A new OrtStatus object, must be destroyed with OrtApi::ReleaseStatus - */ - OrtStatus*(ORT_API_CALL* CreateStatus)(OrtErrorCode code, _In_ const char* msg)NO_EXCEPTION ORT_ALL_ARGS_NONNULL; - - /** \brief Get OrtErrorCode from OrtStatus - * - * \param[in] status - * \return OrtErrorCode that \p status was created with - */ - OrtErrorCode(ORT_API_CALL* GetErrorCode)(_In_ const OrtStatus* status) NO_EXCEPTION ORT_ALL_ARGS_NONNULL; - - /** \brief Get error string from OrtStatus - * - * \param[in] status - * \return The error message inside the `status`. Do not free the returned value. - */ - const char*(ORT_API_CALL* GetErrorMessage)(_In_ const OrtStatus* status)NO_EXCEPTION ORT_ALL_ARGS_NONNULL; - - /// @} - /// \name OrtEnv - /// @{ - - /** \brief Create an OrtEnv - * - * \param[in] log_severity_level The log severity level. - * \param[in] logid The log identifier. - * \param[out] out Returned newly created OrtEnv. Must be freed with OrtApi::ReleaseEnv - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateEnv, OrtLoggingLevel log_severity_level, _In_ const char* logid, _Outptr_ OrtEnv** out); - - /** \brief Create an OrtEnv - * - * \param[in] logging_function A pointer to a logging function. - * \param[in] logger_param A pointer to arbitrary data passed as the ::OrtLoggingFunction `param` parameter to - * `logging_function`. - * \param[in] log_severity_level The log severity level. - * \param[in] logid The log identifier. - * \param[out] out Returned newly created OrtEnv. Must be freed with OrtApi::ReleaseEnv - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateEnvWithCustomLogger, OrtLoggingFunction logging_function, _In_opt_ void* logger_param, - OrtLoggingLevel log_severity_level, _In_ const char* logid, _Outptr_ OrtEnv** out); - - /** \brief Enable Telemetry - * - * \note Telemetry events are on by default since they are lightweight - * \param[in] env - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(EnableTelemetryEvents, _In_ const OrtEnv* env); - /** \brief Disable Telemetry - * - * \see OrtApi::EnableTelemetryEvents - * \param[in] env - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(DisableTelemetryEvents, _In_ const OrtEnv* env); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief Create an OrtSession from a model file - * - * \param[in] env - * \param[in] model_path - * \param[in] options - * \param[out] out Returned newly created OrtSession. Must be freed with OrtApi::ReleaseSession - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - // TODO: document the path separator convention? '/' vs '\' - // TODO: should specify the access characteristics of model_path. Is this read only during the - // execution of CreateSession, or does the OrtSession retain a handle to the file/directory - // and continue to access throughout the OrtSession lifetime? - // What sort of access is needed to model_path : read or read/write? - ORT_API2_STATUS(CreateSession, _In_ const OrtEnv* env, _In_ const ORTCHAR_T* model_path, - _In_ const OrtSessionOptions* options, _Outptr_ OrtSession** out); - - /** \brief Create an OrtSession from memory - * - * \param[in] env - * \param[in] model_data - * \param[in] model_data_length - * \param[in] options - * \param[out] out Returned newly created OrtSession. Must be freed with OrtApi::ReleaseSession - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSessionFromArray, _In_ const OrtEnv* env, _In_ const void* model_data, size_t model_data_length, - _In_ const OrtSessionOptions* options, _Outptr_ OrtSession** out); - - /** \brief Run the model in an ::OrtSession - * - * Will not return until the model run has completed. Multiple threads might be used to run the model based on - * the options in the ::OrtSession and settings used when creating the ::OrtEnv - * - * \param[in] session - * \param[in] run_options If nullptr, will use a default ::OrtRunOptions - * \param[in] input_names Array of null terminated UTF8 encoded strings of the input names - * \param[in] inputs Array of ::OrtValue%s of the input values - * \param[in] input_len Number of elements in the input_names and inputs arrays - * \param[in] output_names Array of null terminated UTF8 encoded strings of the output names - * \param[in] output_names_len Number of elements in the output_names and outputs array - * \param[out] outputs Array of ::OrtValue%s that the outputs are stored in. This can also be - * an array of nullptr values, in this case ::OrtValue objects will be allocated and pointers - * to them will be set into the `outputs` array. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(Run, _Inout_ OrtSession* session, _In_opt_ const OrtRunOptions* run_options, - _In_reads_(input_len) const char* const* input_names, - _In_reads_(input_len) const OrtValue* const* inputs, size_t input_len, - _In_reads_(output_names_len) const char* const* output_names, size_t output_names_len, - _Inout_updates_all_(output_names_len) OrtValue** outputs); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Create an ::OrtSessionOptions object - * - * To use additional providers, you must build ORT with the extra providers enabled. Then call one of these - * functions to enable them in the session:
- * OrtSessionOptionsAppendExecutionProvider_CPU
- * OrtSessionOptionsAppendExecutionProvider_CUDA
- * OrtSessionOptionsAppendExecutionProvider_(remaining providers...)
- * The order they are called indicates the preference order as well. In other words call this method - * on your most preferred execution provider first followed by the less preferred ones. - * If none are called Ort will use its internal CPU execution provider. - * - * \param[out] options The newly created OrtSessionOptions. Must be freed with OrtApi::ReleaseSessionOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSessionOptions, _Outptr_ OrtSessionOptions** options); - - /** \brief Set filepath to save optimized model after graph level transformations - * - * \param[in] options - * \param[in] optimized_model_filepath - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetOptimizedModelFilePath, _Inout_ OrtSessionOptions* options, - _In_ const ORTCHAR_T* optimized_model_filepath); - - /** \brief Create a copy of an existing ::OrtSessionOptions - * - * \param[in] in_options OrtSessionOptions to copy - * \param[out] out_options Returned newly created ::OrtSessionOptions. Must be freed with OrtApi::ReleaseSessionOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CloneSessionOptions, _In_ const OrtSessionOptions* in_options, - _Outptr_ OrtSessionOptions** out_options); - - /** \brief Set execution mode - * - * Controls whether you want to execute operators in your graph sequentially or in parallel. Usually when the model - * has many branches, setting this option to ExecutionMode.ORT_PARALLEL will give you better performance. - * See [docs/ONNX_Runtime_Perf_Tuning.md] for more details. - * - * \param[in] options - * \param[in] execution_mode - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetSessionExecutionMode, _Inout_ OrtSessionOptions* options, ExecutionMode execution_mode); - - /** \brief Enable profiling for a session - * - * \param[in] options - * \param[in] profile_file_prefix - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(EnableProfiling, _Inout_ OrtSessionOptions* options, _In_ const ORTCHAR_T* profile_file_prefix); - - /** \brief Disable profiling for a session - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(DisableProfiling, _Inout_ OrtSessionOptions* options); - - /** \brief Enable the memory pattern optimization - * - * The idea is if the input shapes are the same, we could trace the internal memory allocation - * and generate a memory pattern for future request. So next time we could just do one allocation - * with a big chunk for all the internal memory allocation. - * \note Memory pattern optimization is only available when Sequential Execution mode is enabled (see OrtApi::SetSessionExecutionMode) - * - * \see OrtApi::DisableMemPattern - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(EnableMemPattern, _Inout_ OrtSessionOptions* options); - - /** \brief Disable the memory pattern optimization - * - * \see OrtApi::EnableMemPattern - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(DisableMemPattern, _Inout_ OrtSessionOptions* options); - - /** \brief Enable the memory arena on CPU - * - * Arena may pre-allocate memory for future usage. - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(EnableCpuMemArena, _Inout_ OrtSessionOptions* options); - - /** \brief Disable the memory arena on CPU - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(DisableCpuMemArena, _Inout_ OrtSessionOptions* options); - - /** \brief Set session log id - * - * \param[in] options - * \param[in] logid The log identifier. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetSessionLogId, _Inout_ OrtSessionOptions* options, const char* logid); - - /** \brief Set session log verbosity level - * - * Applies to session load, initialization, etc - * - * \param[in] options - * \param[in] session_log_verbosity_level \snippet{doc} snippets.dox Log Verbosity Level - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetSessionLogVerbosityLevel, _Inout_ OrtSessionOptions* options, int session_log_verbosity_level); - - /** \brief Set session log severity level - * - * \param[in] options - * \param[in] session_log_severity_level The log severity level (refer to ::OrtLoggingLevel for possible values). - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetSessionLogSeverityLevel, _Inout_ OrtSessionOptions* options, int session_log_severity_level); - - /** \brief Set the optimization level to apply when loading a graph - * - * Please see https://www.onnxruntime.ai/docs/resources/graph-optimizations.html for an in-depth explanation - * \param[in,out] options The session options object - * \param[in] graph_optimization_level The optimization level - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetSessionGraphOptimizationLevel, _Inout_ OrtSessionOptions* options, - GraphOptimizationLevel graph_optimization_level); - - /** \brief Sets the number of threads used to parallelize the execution within nodes - * - * When running a single node operation, ex. add, this sets the maximum number of threads to use. - * - * \note If built with OpenMP, this has no effect on the number of threads used. In this case - * use the OpenMP env variables to configure the number of intra op num threads. - * - * \param[in] options - * \param[in] intra_op_num_threads Number of threads to use
- * A value of 0 will use the default number of threads
- * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetIntraOpNumThreads, _Inout_ OrtSessionOptions* options, int intra_op_num_threads); - - /** \brief Sets the number of threads used to parallelize the execution of the graph - * - * If nodes can be run in parallel, this sets the maximum number of threads to use to run them in parallel. - * - * \note If sequential execution is enabled this value is ignored, it acts as if it was set to 1. - * - * \param[in] options - * \param[in] inter_op_num_threads Number of threads to use
- * A value of 0 will use the default number of threads
- * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetInterOpNumThreads, _Inout_ OrtSessionOptions* options, int inter_op_num_threads); - - /// @} - /// \name OrtCustomOpDomain - /// @{ - - /** \brief Create a custom op domain - * - * \param[in] domain - * \param[out] out Newly created domain. Must be freed with OrtApi::ReleaseCustomOpDomain - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateCustomOpDomain, _In_ const char* domain, _Outptr_ OrtCustomOpDomain** out); - - /** \brief Add a custom op to a custom op domain - * - * \note The OrtCustomOp* pointer must remain valid until the ::OrtCustomOpDomain using it is released - * - * \param[in] custom_op_domain - * \param[in] op - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CustomOpDomain_Add, _Inout_ OrtCustomOpDomain* custom_op_domain, _In_ const OrtCustomOp* op); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Add custom op domain to a session options - * - * \note The OrtCustomOpDomain* must not be deleted until all sessions using it are released - * - * \param[in] options - * \param[in] custom_op_domain - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(AddCustomOpDomain, _Inout_ OrtSessionOptions* options, _In_ OrtCustomOpDomain* custom_op_domain); - - /** \deprecated Use OrtApi::RegisterCustomOpsLibrary_V2. - * - * Registers custom ops from a shared library. - * - * Loads a shared library (dll on windows, so on linux, etc) named 'library_path' and looks for this entry point: - * OrtStatus* RegisterCustomOps(OrtSessionOptions * options, const OrtApiBase* api); - * It then passes in the provided session options to this function along with the api base. - * The handle to the loaded library is returned in library_handle. It can be freed by the caller after all sessions using the passed in - * session options are destroyed, or if an error occurs and it is non null. - * - * \param[in] options - * \param[in] library_path - * \param[out] library_handle OS specific handle to the loaded library (Use FreeLibrary on Windows, dlclose on Linux, etc.. to unload) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RegisterCustomOpsLibrary, _Inout_ OrtSessionOptions* options, _In_ const char* library_path, _Outptr_ void** library_handle); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief Get input count for a session - * - * This number must also match the number of inputs passed to OrtApi::Run - * - * \see OrtApi::SessionGetInputTypeInfo, OrtApi::SessionGetInputName, OrtApi::Session - * - * \param[in] session - * \param[out] out Number of inputs - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetInputCount, _In_ const OrtSession* session, _Out_ size_t* out); - - /** \brief Get output count for a session - * - * This number must also match the number of outputs returned by OrtApi::Run - * - * \see OrtApi::SessionGetOutputTypeInfo, OrtApi::SessionGetOutputName, OrtApi::Session - * - * \param[in] session - * \param[out] out Number of outputs - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOutputCount, _In_ const OrtSession* session, _Out_ size_t* out); - - /** \brief Get overridable initializer count - * - * \see OrtApi::SessionGetOverridableInitializerTypeInfo, OrtApi::SessionGetOverridableInitializerName - * - * \param[in] session - * \param[in] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOverridableInitializerCount, _In_ const OrtSession* session, _Out_ size_t* out); - - /** \brief Get input type information - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetInputCount returns (exclusive) - * \param[out] type_info Must be freed with OrtApi::ReleaseTypeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetInputTypeInfo, _In_ const OrtSession* session, size_t index, _Outptr_ OrtTypeInfo** type_info); - - /** \brief Get output type information - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetOutputCount returns (exclusive) - * \param[out] type_info Must be freed with OrtApi::ReleaseTypeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOutputTypeInfo, _In_ const OrtSession* session, size_t index, _Outptr_ OrtTypeInfo** type_info); - - /** \brief Get overridable initializer type information - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetOverridableInitializerCount returns (exclusive) - * \param[out] type_info Must be freed with OrtApi::ReleaseTypeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOverridableInitializerTypeInfo, _In_ const OrtSession* session, size_t index, _Outptr_ OrtTypeInfo** type_info); - - /** \brief Get input name - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetInputCount returns (exclusive) - * \param[in] allocator - * \param[out] value Set to a null terminated UTF-8 encoded string allocated using `allocator`. Must be freed using `allocator`. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetInputName, _In_ const OrtSession* session, size_t index, _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /** \brief Get output name - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetOutputCount returns (exclusive) - * \param[in] allocator - * \param[out] value Set to a null terminated UTF-8 encoded string allocated using `allocator`. Must be freed using `allocator`. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOutputName, _In_ const OrtSession* session, size_t index, _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /** \brief Get overridable initializer name - * - * \param[in] session - * \param[in] index Must be between 0 (inclusive) and what OrtApi::SessionGetOverridableInitializerCount returns (exclusive) - * \param[in] allocator - * \param[out] value Set to a null terminated UTF-8 encoded string allocated using `allocator`. Must be freed using `allocator`. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetOverridableInitializerName, _In_ const OrtSession* session, size_t index, - _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /// @} - /// \name OrtRunOptions - /// @{ - - /** \brief Create an OrtRunOptions - * - * \param[out] out Returned newly created ::OrtRunOptions. Must be freed with OrtApi::ReleaseRunOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateRunOptions, _Outptr_ OrtRunOptions** out); - - /** \brief Set per-run log verbosity level - * - * \see OrtApi::RunOptionsGetRunLogVerbosityLevel - * - * \param[in] options - * \param[in] log_verbosity_level \snippet{doc} snippets.dox Log Verbosity Level - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RunOptionsSetRunLogVerbosityLevel, _Inout_ OrtRunOptions* options, int log_verbosity_level); - - /** \brief Set per-run log severity level - * - * \see OrtApi::RunOptionsGetRunLogSeverityLevel - * - * \param[in] options - * \param[in] log_severity_level The log severity level (refer to ::OrtLoggingLevel for possible values). - */ - ORT_API2_STATUS(RunOptionsSetRunLogSeverityLevel, _Inout_ OrtRunOptions* options, int log_severity_level); - - /** \brief Set per-run tag - * - * This is used in a per-run log identifier. - * - * \see OrtApi::RunOptionsGetRunTag - * - * \param[in] options - * \param[in] run_tag The run tag. - */ - ORT_API2_STATUS(RunOptionsSetRunTag, _Inout_ OrtRunOptions* options, _In_ const char* run_tag); - - /** \brief Get per-run log verbosity level - * - * \see OrtApi::RunOptionsSetRunLogVerbosityLevel - * - * \param[in] options - * \param[out] log_verbosity_level \snippet{doc} snippets.dox Log Verbosity Level - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RunOptionsGetRunLogVerbosityLevel, _In_ const OrtRunOptions* options, - _Out_ int* log_verbosity_level); - - /** \brief Get per-run log severity level - * - * \see OrtApi::RunOptionsSetRunLogSeverityLevel - * - * \param[in] options - * \param[out] log_severity_level The log severity level (refer to ::OrtLoggingLevel for possible values). - */ - ORT_API2_STATUS(RunOptionsGetRunLogSeverityLevel, _In_ const OrtRunOptions* options, _Out_ int* log_severity_level); - - /** \brief Get per-run tag - * - * This is used in a per-run log identifier. - * - * \see OrtApi::RunOptionsSetRunTag - * - * \param[in] options - * \param[out] run_tag The run tag. - * Do not free this value, it is owned by `options`. It will be invalidated if the run tag - * changes (i.e., with OrtApi::RunOptionsSetRunTag) or `options` is freed. - */ - ORT_API2_STATUS(RunOptionsGetRunTag, _In_ const OrtRunOptions* options, _Out_ const char** run_tag); - - /** \brief Set terminate flag - * - * If a currently executing session needs to be force terminated, this can be called from another thread to force it to fail with an error. - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RunOptionsSetTerminate, _Inout_ OrtRunOptions* options); - - /** \brief Clears the terminate flag - * - * Used so the OrtRunOptions instance can be used in a new OrtApi::Run call without it instantly terminating - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RunOptionsUnsetTerminate, _Inout_ OrtRunOptions* options); - - /// @} - /// \name OrtValue - /// @{ - - /** \brief Create a tensor - * - * Create a tensor using a supplied ::OrtAllocator - * - * \param[in] allocator - * \param[in] shape Pointer to the tensor shape dimensions. - * \param[in] shape_len The number of tensor shape dimensions. - * \param[in] type - * \param[out] out Returns newly created ::OrtValue. Must be freed with OrtApi::ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateTensorAsOrtValue, _Inout_ OrtAllocator* allocator, _In_ const int64_t* shape, size_t shape_len, - ONNXTensorElementDataType type, _Outptr_ OrtValue** out); - - /** \brief Create a tensor backed by a user supplied buffer - * - * Create a tensor with user's buffer. You can fill the buffer either before calling this function or after. - * p_data is owned by caller. ReleaseValue won't release p_data. - * - * \param[in] info Memory description of where the p_data buffer resides (CPU vs GPU etc). - * \param[in] p_data Pointer to the data buffer. - * \param[in] p_data_len The number of bytes in the data buffer. - * \param[in] shape Pointer to the tensor shape dimensions. - * \param[in] shape_len The number of tensor shape dimensions. - * \param[in] type The data type. - * \param[out] out Returns newly created ::OrtValue. Must be freed with OrtApi::ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateTensorWithDataAsOrtValue, _In_ const OrtMemoryInfo* info, _Inout_ void* p_data, - size_t p_data_len, _In_ const int64_t* shape, size_t shape_len, ONNXTensorElementDataType type, - _Outptr_ OrtValue** out); - - /** \brief Return if an ::OrtValue is a tensor type - * - * \param[in] value A tensor type (string tensors are not supported) - * \param[out] out Set to 1 iff ::OrtValue is a tensor, 0 otherwise - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(IsTensor, _In_ const OrtValue* value, _Out_ int* out); - - /** \brief Get a pointer to the raw data inside a tensor - * - * Used to read/write/modify the internal tensor data directly. - * \note The returned pointer is valid until the \p value is destroyed. - * - * \param[in] value A tensor type (string tensors are not supported) - * \param[out] out Filled in with a pointer to the internal storage - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorMutableData, _In_ OrtValue* value, _Outptr_ void** out); - - /** \brief Set all strings at once in a string tensor - * - * \param[in,out] value A tensor of type ONNX_TENSOR_ELEMENT_DATA_TYPE_STRING - * \param[in] s An array of strings. Each string in this array must be null terminated. - * \param[in] s_len Count of strings in s (Must match the size of \p value's tensor shape) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(FillStringTensor, _Inout_ OrtValue* value, _In_ const char* const* s, size_t s_len); - - /** \brief Get total byte length for all strings in a string tensor - * - * Typically used with OrtApi::GetStringTensorContent - * - * \param[in] value A tensor of type ONNX_TENSOR_ELEMENT_DATA_TYPE_STRING - * \param[out] len Total byte length of all strings (does not include trailing nulls) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetStringTensorDataLength, _In_ const OrtValue* value, _Out_ size_t* len); - - /** \brief Get all strings from a string tensor - * - * An example of the results:
- * Given \p value is a string tensor with the strings { "This" "is" "a" "test" }
- * \p s must have a size of 11 bytes
- * \p offsets must have 4 elements
- * After the call, these values will be filled in:
- * \p s will contain "Thisisatest"
- * \p offsets will contain { 0, 4, 6, 7 }
- * The length of the last string is just s_len - offsets[last] - * - * \param[in] value A tensor of type ONNX_TENSOR_ELEMENT_DATA_TYPE_STRING - * \param[in] s Buffer to sequentially write all tensor strings to. Each string is NOT null-terminated. - * \param[in] s_len Number of bytes of buffer pointed to by \p s (Get it from OrtApi::GetStringTensorDataLength) - * \param[out] offsets Array of start offsets into the strings written to \p s - * \param[in] offsets_len Number of elements in offsets - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetStringTensorContent, _In_ const OrtValue* value, _Out_writes_bytes_all_(s_len) void* s, - size_t s_len, _Out_writes_all_(offsets_len) size_t* offsets, size_t offsets_len); - - /// @} - /// \name OrtTypeInfo - /// @{ - - /** \brief Get ::OrtTensorTypeAndShapeInfo from an ::OrtTypeInfo - * - * \param[in] type_info - * \param[out] out Do not free this value, it will be valid until type_info is freed. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CastTypeInfoToTensorInfo, _In_ const OrtTypeInfo* type_info, - _Outptr_result_maybenull_ const OrtTensorTypeAndShapeInfo** out); - - /** \brief Get ::ONNXType from ::OrtTypeInfo - * - * \param[in] type_info - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetOnnxTypeFromTypeInfo, _In_ const OrtTypeInfo* type_info, _Out_ enum ONNXType* out); - - /// @} - /// \name OrtTensorTypeAndShapeInfo - /// @{ - - /** \brief Create an ::OrtTensorTypeAndShapeInfo object - * - * \param[out] out Returns newly created ::OrtTensorTypeAndShapeInfo. Must be freed with OrtApi::ReleaseTensorTypeAndShapeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateTensorTypeAndShapeInfo, _Outptr_ OrtTensorTypeAndShapeInfo** out); - - /** \brief Set element type in ::OrtTensorTypeAndShapeInfo - * - * \param[in] info - * \param[in] type - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetTensorElementType, _Inout_ OrtTensorTypeAndShapeInfo* info, enum ONNXTensorElementDataType type); - - /** \brief Set shape information in ::OrtTensorTypeAndShapeInfo - * - * \param[in] info - * \param[in] dim_values Array with `dim_count` elements. Can contain negative values. - * \param[in] dim_count Number of elements in `dim_values` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetDimensions, OrtTensorTypeAndShapeInfo* info, _In_ const int64_t* dim_values, size_t dim_count); - - /** \brief Get element type in ::OrtTensorTypeAndShapeInfo - * - * \see OrtApi::SetTensorElementType - * - * \param[in] info - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorElementType, _In_ const OrtTensorTypeAndShapeInfo* info, - _Out_ enum ONNXTensorElementDataType* out); - - /** \brief Get dimension count in ::OrtTensorTypeAndShapeInfo - * - * \see OrtApi::GetDimensions - * - * \param[in] info - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetDimensionsCount, _In_ const OrtTensorTypeAndShapeInfo* info, _Out_ size_t* out); - - /** \brief Get dimensions in ::OrtTensorTypeAndShapeInfo - * - * \param[in] info - * \param[out] dim_values Array with `dim_values_length` elements. On return, filled with the dimensions stored in the ::OrtTensorTypeAndShapeInfo - * \param[in] dim_values_length Number of elements in `dim_values`. Use OrtApi::GetDimensionsCount to get this value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetDimensions, _In_ const OrtTensorTypeAndShapeInfo* info, _Out_ int64_t* dim_values, - size_t dim_values_length); - - /** \brief Get symbolic dimension names in ::OrtTensorTypeAndShapeInfo - * - * \param[in] info - * \param[in] dim_params Array with `dim_params_length` elements. On return filled with pointers to null terminated strings of the dimension names - * \param[in] dim_params_length Number of elements in `dim_params`. Use OrtApi::GetDimensionsCount to get this value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSymbolicDimensions, _In_ const OrtTensorTypeAndShapeInfo* info, - _Out_writes_all_(dim_params_length) const char* dim_params[], size_t dim_params_length); - - /** \brief Get total number of elements in a tensor shape from an ::OrtTensorTypeAndShapeInfo - * - * Return the number of elements specified by the tensor shape (all dimensions multiplied by each other). - * For 0 dimensions, 1 is returned. If any dimension is less than 0, the result is always -1. - * - * Examples:
- * [] = 1
- * [1,3,4] = 12
- * [2,0,4] = 0
- * [-1,3,4] = -1
- * - * \param[in] info - * \param[out] out Number of elements - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorShapeElementCount, _In_ const OrtTensorTypeAndShapeInfo* info, _Out_ size_t* out); - - /// @} - /// \name OrtValue - /// @{ - - /** \brief Get type and shape information from a tensor ::OrtValue - * - * \param[in] value Must be a tensor (not a map/sequence/etc) or will return failure - * \param[out] out Newly created ::OrtTensorTypeAndShapeInfo. Must be freed with OrtApi::ReleaseTensorTypeAndShapeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorTypeAndShape, _In_ const OrtValue* value, _Outptr_ OrtTensorTypeAndShapeInfo** out); - - /** \brief Get type information of an OrtValue - * - * \param[in] value - * \param[out] out Newly created ::OrtTypeInfo. Must be freed with OrtApi::ReleaseTypeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTypeInfo, _In_ const OrtValue* value, _Outptr_result_maybenull_ OrtTypeInfo** out); - - /** \brief Get ONNXType of an ::OrtValue - * - * \param[in] value - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetValueType, _In_ const OrtValue* value, _Out_ enum ONNXType* out); - - /// @} - /// \name OrtMemoryInfo - /// @{ - - /** \brief Create an ::OrtMemoryInfo - * - * \param[in] name - * \param[in] type - * \param[in] id - * \param[in] mem_type - * \param[out] out Newly created ::OrtMemoryInfo. Must be freed with OrtAPi::ReleaseMemoryInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateMemoryInfo, _In_ const char* name, enum OrtAllocatorType type, int id, - enum OrtMemType mem_type, _Outptr_ OrtMemoryInfo** out); - - /** \brief Create an ::OrtMemoryInfo for CPU memory - * - * Special case version of OrtApi::CreateMemoryInfo for CPU based memory. Same as using OrtApi::CreateMemoryInfo with name = "Cpu" and id = 0. - * - * \param[in] type - * \param[in] mem_type - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateCpuMemoryInfo, enum OrtAllocatorType type, enum OrtMemType mem_type, - _Outptr_ OrtMemoryInfo** out); - - /** \brief Compare ::OrtMemoryInfo objects for equality - * - * Compares all settings of each ::OrtMemoryInfo for equality - * - * \param[in] info1 - * \param[in] info2 - * \param[out] out Set to 0 if equal, -1 if not equal - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CompareMemoryInfo, _In_ const OrtMemoryInfo* info1, _In_ const OrtMemoryInfo* info2, _Out_ int* out); - - /** \brief Get name from ::OrtMemoryInfo - * - * \param[in] ptr - * \param[out] out Writes null terminated string to this pointer. Do NOT free the returned pointer. It is valid for the lifetime of the ::OrtMemoryInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(MemoryInfoGetName, _In_ const OrtMemoryInfo* ptr, _Out_ const char** out); - - /** \brief Get the id from ::OrtMemoryInfo - */ - ORT_API2_STATUS(MemoryInfoGetId, _In_ const OrtMemoryInfo* ptr, _Out_ int* out); - - /** \brief Get the ::OrtMemType from ::OrtMemoryInfo - */ - ORT_API2_STATUS(MemoryInfoGetMemType, _In_ const OrtMemoryInfo* ptr, _Out_ OrtMemType* out); - - /** \brief Get the ::OrtAllocatorType from ::OrtMemoryInfo - */ - ORT_API2_STATUS(MemoryInfoGetType, _In_ const OrtMemoryInfo* ptr, _Out_ OrtAllocatorType* out); - - /// @} - /// \name OrtAllocator - /// @{ - - /// \brief Calls OrtAllocator::Alloc function - ORT_API2_STATUS(AllocatorAlloc, _Inout_ OrtAllocator* ort_allocator, size_t size, _Outptr_ void** out); - /// \brief Calls OrtAllocator::Free function - ORT_API2_STATUS(AllocatorFree, _Inout_ OrtAllocator* ort_allocator, void* p); - /// \brief Calls OrtAllocator::Info function - ORT_API2_STATUS(AllocatorGetInfo, _In_ const OrtAllocator* ort_allocator, _Outptr_ const struct OrtMemoryInfo** out); - - /** \brief Get the default allocator - * - * The default allocator is a CPU based, non-arena. Always returns the same pointer to the same default allocator. - * - * \param[out] out Returned value should NOT be freed - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetAllocatorWithDefaultOptions, _Outptr_ OrtAllocator** out); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Override session symbolic dimensions - * - * Override symbolic dimensions (by specific denotation strings) with actual values if known at session initialization time to enable - * optimizations that can take advantage of fixed values (such as memory planning, etc) - * - * \param[in] options - * \param[in] dim_denotation - * \param[in] dim_value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(AddFreeDimensionOverride, _Inout_ OrtSessionOptions* options, _In_ const char* dim_denotation, - _In_ int64_t dim_value); - - /// @} - /// \name OrtValue - /// @{ - - /* Internal information (not seen in Doxygen) - * - * APIs to support non-tensor types - map and sequence. - * Currently only the following types are supported - * Note: the following types should be kept in sync with data_types.h - * Map types - * ========= - * std::map - * std::map - * std::map - * std::map - * std::map - * std::map - * std::map - * std::map - * - * Sequence types - * ============== - * std::vector - * std::vector - * std::vector - * std::vector - * std::vector> - * std::vector - */ - - /** \brief Get non tensor data from an ::OrtValue - * - * If `value` is of type ONNX_TYPE_MAP, you need to retrieve the keys and values - * separately. Use index=0 to retrieve keys and index=1 to retrieve values. - * If `value` is of type ONNX_TYPE_SEQUENCE, use index to retrieve the index'th element - * of the sequence. - * - * \param[in] value - * \param[in] index See above for usage based on `value` type - * \param[in] allocator Allocator used to allocate ::OrtValue - * \param[out] out Created ::OrtValue that holds the element requested. Must be freed with OrtApi::ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetValue, _In_ const OrtValue* value, int index, _Inout_ OrtAllocator* allocator, - _Outptr_ OrtValue** out); - - /** \brief Get non tensor value count from an ::OrtValue - * - * If `value` is of type ONNX_TYPE_MAP 2 will always be returned. For ONNX_TYPE_SEQUENCE - * the number of elements in the sequence will be returned - * - * \param[in] value - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetValueCount, _In_ const OrtValue* value, _Out_ size_t* out); - - /** \brief Create a map or sequence ::OrtValue - * - * To construct a map (ONNX_TYPE_MAP), use num_values = 2 and `in` should be an array of 2 ::OrtValue%s - * representing keys and values.
- * - * To construct a sequence (ONNX_TYPE_SEQUENCE), use num_values = N where N is the number of the elements in the - * sequence. 'in' should be an array of N ::OrtValue%s. - * - * \param[in] in See above for details - * \param[in] num_values - * \param[in] value_type Must be either ONNX_TYPE_MAP or ONNX_TYPE_SEQUENCE - * \param[out] out Newly created ::OrtValue. Must be freed with OrtApi::ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateValue, _In_reads_(num_values) const OrtValue* const* in, size_t num_values, - enum ONNXType value_type, _Outptr_ OrtValue** out); - - /** \brief Create an opaque (custom user defined type) ::OrtValue - * - * Constructs an ::OrtValue that contains a value of non-standard type created for - * experiments or while awaiting standardization. ::OrtValue in this case would contain - * an internal representation of the Opaque type. Opaque types are distinguished from - * each other by two strings 1) domain and 2) type name. The combination of the two - * must be unique, so the type representation is properly identified internally. The combination - * must be properly registered from within ORT at both compile/run time or by another API. - * - * To construct the ::OrtValue pass domain and type names, also a pointer to a data container - * the type of which must be known to both ORT and the client program. That data container may or may - * not match the internal representation of the Opaque type. The sizeof(data_container) is passed for - * verification purposes. - * - * \param[in] domain_name Null terminated string of the domain name - * \param[in] type_name Null terminated string of the type name - * \param[in] data_container User pointer Data to populate ::OrtValue - * \param[in] data_container_size Size in bytes of what `data_container` points to - * \param[out] out Newly created ::OrtValue. Must be freed with OrtApi::ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateOpaqueValue, _In_z_ const char* domain_name, _In_z_ const char* type_name, - _In_ const void* data_container, size_t data_container_size, _Outptr_ OrtValue** out); - - /** \brief Get internal data from an opaque (custom user defined type) ::OrtValue - * - * Copies internal data from an opaque value into a user provided buffer - * - * \see OrtApi::CreateOpaqueValue - * - * \param[in] domain_name Null terminated string of the domain name - * \param[in] type_name Null terminated string of the type name - * \param[in] in The opaque ::OrtValue - * \param[out] data_container Buffer to copy data into - * \param[out] data_container_size Size in bytes of the buffer pointed to by data_container. Must match the size of the internal buffer. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetOpaqueValue, _In_ const char* domain_name, _In_ const char* type_name, _In_ const OrtValue* in, - _Out_ void* data_container, size_t data_container_size); - - /// @} - /// \name OrtKernelInfo - /// Custom operator APIs. - /// @{ - - /** \brief Get a float stored as an attribute in the graph node - * - * \param[in] info ::OrtKernelInfo instance - * \param[in] name Null terminated string of the name of the attribute - * \param[out] out Pointer to memory where the attribute will be stored - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttribute_float, _In_ const OrtKernelInfo* info, _In_ const char* name, - _Out_ float* out); - - /** \brief Fetch a 64-bit int stored as an attribute in the graph node - * - * \param[in] info ::OrtKernelInfo instance - * \param[in] name Null terminated string of the name of the attribute - * \param[out] out Pointer to memory where the attribute will be stored - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttribute_int64, _In_ const OrtKernelInfo* info, _In_ const char* name, - _Out_ int64_t* out); - - /** \brief Fetch a string stored as an attribute in the graph node - * - * If `out` is nullptr, the value of `size` is set to the true size of the string - * attribute, and a success status is returned. - * - * If the `size` parameter is greater than or equal to the actual string attribute's size, - * the value of `size` is set to the true size of the string attribute, the provided memory - * is filled with the attribute's contents, and a success status is returned. - * - * If the `size` parameter is less than the actual string attribute's size and `out` - * is not nullptr, the value of `size` is set to the true size of the string attribute - * and a failure status is returned.) - * - * \param[in] info ::OrtKernelInfo instance - * \param[in] name Null terminated string of the name of the attribute - * \param[out] out Pointer to memory where the attribute will be stored - * \param[in,out] size See above comments for details - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttribute_string, _In_ const OrtKernelInfo* info, _In_ const char* name, _Out_ char* out, - _Inout_ size_t* size); - - /// @} - /// \name OrtKernelContext - /// Custom operator APIs. - /// @{ - - /** \brief Used for custom operators, get the input count of a kernel - * - * \see ::OrtCustomOp - */ - ORT_API2_STATUS(KernelContext_GetInputCount, _In_ const OrtKernelContext* context, _Out_ size_t* out); - - /** \brief Used for custom operators, get the output count of a kernel - * - * \see ::OrtCustomOp - */ - ORT_API2_STATUS(KernelContext_GetOutputCount, _In_ const OrtKernelContext* context, _Out_ size_t* out); - - /** \brief Used for custom operators, get an input of a kernel - * - * \see ::OrtCustomOp - */ - ORT_API2_STATUS(KernelContext_GetInput, _In_ const OrtKernelContext* context, _In_ size_t index, - _Out_ const OrtValue** out); - - /** \brief Used for custom operators, get an output of a kernel - * - * \see ::OrtCustomOp - */ - ORT_API2_STATUS(KernelContext_GetOutput, _Inout_ OrtKernelContext* context, _In_ size_t index, - _In_ const int64_t* dim_values, size_t dim_count, _Outptr_ OrtValue** out); - - /// @} - /// \name OrtEnv - /// @{ - ORT_CLASS_RELEASE(Env); - /// @} - /// \name OrtStatus - /// @{ - ORT_CLASS_RELEASE(Status); - /// @} - /// \name OrtMemoryInfo - /// @{ - ORT_CLASS_RELEASE(MemoryInfo); - /// @} - /// \name OrtSession - /// @{ - ORT_CLASS_RELEASE(Session); // Don't call ReleaseSession from Dllmain (because session owns a thread pool) - /// @} - /// \name OrtValue - /// @{ - ORT_CLASS_RELEASE(Value); - /// @} - /// \name OrtRunOptions - /// @{ - ORT_CLASS_RELEASE(RunOptions); - /// @} - /// \name OrtTypeInfo - /// @{ - ORT_CLASS_RELEASE(TypeInfo); - /// @} - /// \name OrtTensorTypeAndShapeInfo - /// @{ - ORT_CLASS_RELEASE(TensorTypeAndShapeInfo); - /// @} - /// \name OrtSessionOptions - /// @{ - ORT_CLASS_RELEASE(SessionOptions); - /// @} - /// \name OrtCustomOpDomain - /// @{ - ORT_CLASS_RELEASE(CustomOpDomain); - - /// @} - /// \name OrtTypeInfo - /// @{ - - /** \brief Get denotation from type information - * - * Augments ::OrtTypeInfo to return denotations on the type. - * - * This is used by WinML to determine if an input/output is intended to be an Image or a Tensor. - * - * \param[in] type_info - * \param[out] denotation Pointer to the null terminated denotation string is written to this pointer. This pointer is valid until the object is destroyed or the name is changed, do not free. - * \param[out] len Length in bytes of the string returned in `denotation` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetDenotationFromTypeInfo, _In_ const OrtTypeInfo* type_info, _Out_ const char** const denotation, - _Out_ size_t* len); - - /** \brief Get detailed map information from an ::OrtTypeInfo - * - * This augments ::OrtTypeInfo to return an ::OrtMapTypeInfo when the type is a map. - * The OrtMapTypeInfo has additional information about the map's key type and value type. - * - * This is used by WinML to support model reflection APIs. - * - * \param[out] type_info - * \param[out] out A pointer to the ::OrtMapTypeInfo. Do not free this value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CastTypeInfoToMapTypeInfo, _In_ const OrtTypeInfo* type_info, - _Outptr_result_maybenull_ const OrtMapTypeInfo** out); - - /** \brief Cast ::OrtTypeInfo to an ::OrtSequenceTypeInfo - * - * This api augments ::OrtTypeInfo to return an ::OrtSequenceTypeInfo when the type is a sequence. - * The ::OrtSequenceTypeInfo has additional information about the sequence's element type. - * - * This is used by WinML to support model reflection APIs. - * - * \param[in] type_info - * \param[out] out A pointer to the OrtSequenceTypeInfo. Do not free this value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CastTypeInfoToSequenceTypeInfo, _In_ const OrtTypeInfo* type_info, - _Outptr_result_maybenull_ const OrtSequenceTypeInfo** out); - - /// @} - /// \name OrtMapTypeInfo - /// @{ - - /** \brief Get key type from an ::OrtMapTypeInfo - * - * Key types are restricted to being scalar types. - * - * This is used by WinML to support model reflection APIs. - * - * \param[in] map_type_info - * \param[out] out - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetMapKeyType, _In_ const OrtMapTypeInfo* map_type_info, _Out_ enum ONNXTensorElementDataType* out); - - /** \brief Get the value type from an ::OrtMapTypeInfo - * - * \param[in] map_type_info - * \param[out] type_info - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetMapValueType, _In_ const OrtMapTypeInfo* map_type_info, _Outptr_ OrtTypeInfo** type_info); - - /// @} - /// \name OrtSequenceTypeInfo - /// @{ - - /** \brief Get element type from an ::OrtSequenceTypeInfo - * - * This is used by WinML to support model reflection APIs. - * - * \param[in] sequence_type_info - * \param[out] type_info - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSequenceElementType, _In_ const OrtSequenceTypeInfo* sequence_type_info, - _Outptr_ OrtTypeInfo** type_info); - - /// @} - /// \name OrtMapTypeInfo - /// @{ - ORT_CLASS_RELEASE(MapTypeInfo); - /// @} - /// \name OrtSequenceTypeInfo - /// @{ - ORT_CLASS_RELEASE(SequenceTypeInfo); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief End profiling and return filename of the profile data - * - * Profiling is turned on through OrtApi::EnableProfiling - * - * \param[in] session - * \param[in] allocator - * \param[out] out Null terminated string of the filename, allocated using `allocator`. Must be freed using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionEndProfiling, _In_ OrtSession* session, _Inout_ OrtAllocator* allocator, _Outptr_ char** out); - - /** \brief Get ::OrtModelMetadata from an ::OrtSession - * - * \param[in] session - * \param[out] out Newly created ::OrtModelMetadata. Must be freed using OrtApi::ReleaseModelMetadata - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetModelMetadata, _In_ const OrtSession* session, _Outptr_ OrtModelMetadata** out); - - /// @} - /// \name OrtModelMetadata - /// @{ - - /** \brief Get `producer name` from an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[in] allocator - * \param[out] value Set to a null terminated string allocated using `allocator`. Must be freed using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetProducerName, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /** \brief Get `graph name` from an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[in] allocator - * \param[out] value Set to a null terminated string allocated using `allocator`. Must be freed using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetGraphName, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /** \brief Get `domain` from an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[in] allocator - * \param[out] value Set to a null terminated string allocated using `allocator`. Must be freed using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetDomain, _In_ const OrtModelMetadata* model_metadata, _Inout_ OrtAllocator* allocator, - _Outptr_ char** value); - - /** \brief Get `description` from an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[in] allocator - * \param[out] value Set to a null terminated string allocated using `allocator`. Must be freed using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetDescription, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /** \brief Return data for a key in the custom metadata map in an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[in] allocator - * \param[in] key Null terminated string - * \param[out] value Set to a null terminated string allocated using `allocator`. Must be freed using `allocator` - * `value` will be set to nullptr if the given key is not found in the custom metadata map. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataLookupCustomMetadataMap, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _In_ const char* key, _Outptr_result_maybenull_ char** value); - - /** \brief Get version number from an ::OrtModelMetadata - * - * \param[in] model_metadata - * \param[out] value Set to the version number - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetVersion, _In_ const OrtModelMetadata* model_metadata, _Out_ int64_t* value); - - ORT_CLASS_RELEASE(ModelMetadata); - - /// @} - /// \name OrtEnv - /// @{ - - /** \brief Create an OrtEnv - * - * Create an environment with global threadpools that will be shared across sessions. - * Use this in conjunction with OrtApi::DisablePerSessionThreads or else the session will use - * its own thread pools. - * - * \param[in] log_severity_level The log severity level. - * \param[in] logid The log identifier. - * \param[in] tp_options - * \param[out] out Returned newly created OrtEnv. Must be freed with OrtApi::ReleaseEnv - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateEnvWithGlobalThreadPools, OrtLoggingLevel log_severity_level, _In_ const char* logid, - _In_ const OrtThreadingOptions* tp_options, _Outptr_ OrtEnv** out); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Use global thread pool on a session - * - * Disable using per session thread pool and use the shared global threadpool. - * This should be used in conjunction with OrtApi::CreateEnvWithGlobalThreadPools. - * - * \param[in] options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(DisablePerSessionThreads, _Inout_ OrtSessionOptions* options); - - /// @} - /// \name OrtThreadingOptions - /// @{ - - /** \brief Create an ::OrtThreadingOptions - * - * \param[out] out Newly created ::OrtThreadingOptions. Must be freed with OrtApi::ReleaseThreadingOptions - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateThreadingOptions, _Outptr_ OrtThreadingOptions** out); - - ORT_CLASS_RELEASE(ThreadingOptions); - - /// @} - /// \name OrtModelMetadata - /// @{ - - /** - * - * \param[in] model_metadata - * \param[in] allocator - * \param[out] keys Array of null terminated strings (array count = num_keys) allocated using `allocator`. - * The strings and the pointer array must be freed using `allocator` - * `keys` will be set to nullptr if the custom metadata map is empty. - * \param[out] num_keys Set to the number of elements in the `keys` array - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetCustomMetadataMapKeys, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _Outptr_result_buffer_maybenull_(*num_keys) char*** keys, _Out_ int64_t* num_keys); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** - * - * Override symbolic dimensions (by specific name strings) with actual values - * if known at session initialization time to enable optimizations that can - * take advantage of fixed values (such as memory planning, etc) - * - */ - ORT_API2_STATUS(AddFreeDimensionOverrideByName, - _Inout_ OrtSessionOptions* options, _In_ const char* dim_name, - _In_ int64_t dim_value); - - /// @} - /// \name Misc - /// @{ - - /** \brief Get the names of all available providers - * - * \note The providers in the list are not guaranteed to be usable. They may fail to load due to missing system dependencies. - * For example, if the CUDA/cuDNN libraries are not installed, the CUDA provider will report an error when it is added to the session options. - * - * \param[out] out_ptr Set to a pointer to an array of null terminated strings of the available providers. The entries and the - * array itself must be freed using OrtApi::ReleaseAvailableProviders - * \param[out] provider_length Set to the number of entries in the `out_ptr` array - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetAvailableProviders, _Outptr_ char*** out_ptr, _Out_ int* provider_length); - - /** \brief Release data from OrtApi::GetAvailableProviders - * - * \param[in] ptr The `out_ptr` result from OrtApi::GetAvailableProviders. - * \param[in] providers_length The `provider_length` result from OrtApi::GetAvailableProviders - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ReleaseAvailableProviders, _In_ char** ptr, - _In_ int providers_length); - - /// @} - /// \name OrtValue - /// @{ - - /** \brief Get the length of a single string in a string tensor - * - * \param[in] value A string tensor - * \param[in] index Index of the string in the tensor - * \param[out] out Set to number of bytes of the string element - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetStringTensorElementLength, _In_ const OrtValue* value, size_t index, _Out_ size_t* out); - - /** \brief Get a single string from a string tensor - * - * \param[in] value A string tensor - * \param[in] s_len Number of bytes in the `s` buffer. Must match the value returned by OrtApi::GetStringTensorElementLength. - * \param[in] index Index of the string in the tensor - * \param[out] s The string element contents in UTF-8 encoding. The string is NOT null-terminated. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetStringTensorElement, _In_ const OrtValue* value, size_t s_len, size_t index, _Out_writes_bytes_all_(s_len) void* s); - - /** \brief Set a single string in a string tensor - * - * \param[in] value A string tensor - * \param[in] s A null terminated UTF-8 encoded string - * \param[in] index Index of the string in the tensor to set - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(FillStringTensorElement, _Inout_ OrtValue* value, _In_ const char* s, size_t index); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Set a session configuration entry as a pair of strings - * - * If a configuration with same key exists, this will overwrite the configuration with the given config_value. - * - * The config_key and the format of config_value are defined in onnxruntime_session_options_config_keys.h - * - * \param[in] options - * \param[in] config_key A null terminated string representation of the config key - * \param[in] config_value A null terminated string representation of the config value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(AddSessionConfigEntry, _Inout_ OrtSessionOptions* options, - _In_z_ const char* config_key, _In_z_ const char* config_value); - - /// @} - /// \name OrtAllocator - /// @{ - - /** \brief Create an allocator for an ::OrtSession following an ::OrtMemoryInfo - * - * \param[in] session - * \param[in] mem_info valid ::OrtMemoryInfo instance - * \param[out] out Newly created ::OrtAllocator. Must be freed with OrtApi::ReleaseAllocator - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateAllocator, _In_ const OrtSession* session, _In_ const OrtMemoryInfo* mem_info, - _Outptr_ OrtAllocator** out); - - /** \brief Release an ::OrtAllocator obtained from OrtApi::CreateAllocator - */ - ORT_CLASS_RELEASE(Allocator); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief Run a model using Io Bindings for the inputs & outputs - * - * \see OrtApi::Run - * - * \param[in] session - * \param[in] run_options - * \param[in] binding_ptr - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RunWithBinding, _Inout_ OrtSession* session, _In_ const OrtRunOptions* run_options, _In_ const OrtIoBinding* binding_ptr); - - /** \brief Create an ::OrtIoBinding instance - * - * An IoBinding object allows one to bind pre-allocated ::OrtValue%s to input names. - * Thus if you want to use a raw on device buffer as input or output you can avoid - * extra copy during runtime. - * - * \param[in] session - * \param[out] out Newly created ::OrtIoBinding. Must be freed with OrtApi::ReleaseIoBinding - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateIoBinding, _Inout_ OrtSession* session, _Outptr_ OrtIoBinding** out); - - /// @} - /// \name OrtIoBinding - /// @{ - - /** \brief Release an ::OrtIoBinding obtained from OrtApi::CreateIoBinding - */ - ORT_CLASS_RELEASE(IoBinding); - - /** \brief Bind an ::OrtValue to an ::OrtIoBinding input - * - * When using OrtApi::RunWithBinding this value is used for the named input - * - * \param[in] binding_ptr - * \param[in] name Name for the model input - * \param[in] val_ptr ::OrtValue of Tensor type. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(BindInput, _Inout_ OrtIoBinding* binding_ptr, _In_ const char* name, _In_ const OrtValue* val_ptr); - - /** \brief Bind an ::OrtValue to an ::OrtIoBinding output - * - * When using OrtApi::RunWithBinding this value is used for the named output - * - * \param[in] binding_ptr - * \param[in] name Null terminated string of the model output name - * \param[in] val_ptr ::OrtValue of Tensor type. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(BindOutput, _Inout_ OrtIoBinding* binding_ptr, _In_ const char* name, _In_ const OrtValue* val_ptr); - - /** \brief Bind an ::OrtIoBinding output to a device - * - * Binds the ::OrtValue to a device which is specified by ::OrtMemoryInfo. - * You can either create an instance of ::OrtMemoryInfo with a device id or obtain one from the allocator that you have created/are using - * This is useful when one or more outputs have dynamic shapes and, it is hard to pre-allocate and bind a chunk of - * memory within ::OrtValue ahead of time. - * - * \see OrtApi::RunWithBinding - * - * \param[in] binding_ptr - * \param[in] name Null terminated string of the device name - * \param[in] mem_info_ptr - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(BindOutputToDevice, _Inout_ OrtIoBinding* binding_ptr, _In_ const char* name, _In_ const OrtMemoryInfo* mem_info_ptr); - - /** \brief Get the names of an ::OrtIoBinding's outputs - * - * Returns the names of the outputs in the order they were bound. This is useful after running the model - * with bound outputs because the returned names are in order in which output ::OrtValue are returned. This is useful if - * the order of outputs and their names is not known. - * - * \param[in] binding_ptr - * \param[in] allocator Allocator used to allocate continuous buffers for output strings and lengths. - * \param[out] buffer Returns an array of non-null terminated UTF-8 strings. The number of strings stored is returned in the count parameter. - * This buffer is allocated using `allocator` and must be freed using it. - * \param[out] lengths Returns an array of `count` lengths of the strings returned in `buffer` - * This buffer is allocated using `allocator` and must be freed using it. - * \param[out] count Number of strings returned. If `binding_ptr` has no bound outputs, zero is returned, - * no memory allocation is performed and buffer and lengths are set to nullptr. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetBoundOutputNames, _In_ const OrtIoBinding* binding_ptr, _In_ OrtAllocator* allocator, - _Out_ char** buffer, _Out_writes_all_(count) size_t** lengths, _Out_ size_t* count); - - /** \brief Get the output ::OrtValue objects from an ::OrtIoBinding - * - * Returns an array of pointers to individually allocated ::OrtValue%s that contain results of a model execution with OrtApi::RunWithBinding - * The array contains the same number of ::OrtValue%s and they are in the same order as they were bound with OrtApi::BindOutput - * or OrtApi::BindOutputToDevice. - * - * The returned ::OrtValue%s must be released using OrtApi::ReleaseValue after they are no longer needed. - * The array is allocated using the specified instance of the allocator and must be freed using the same allocator after - * all the ::OrtValue%s contained therein are individually released. - * - * \param[in] binding_ptr - * \param[in] allocator Allocator used to allocate output array - * \param[out] output Set to the allocated array of allocated ::OrtValue outputs. Set to nullptr if there are 0 outputs. - * \param[out] output_count Set to number of ::OrtValue%s returned - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetBoundOutputValues, _In_ const OrtIoBinding* binding_ptr, _In_ OrtAllocator* allocator, - _Out_writes_all_(output_count) OrtValue*** output, _Out_ size_t* output_count); - - /** \brief Clears any previously set Inputs for an ::OrtIoBinding - */ - void(ORT_API_CALL* ClearBoundInputs)(_Inout_ OrtIoBinding* binding_ptr) NO_EXCEPTION ORT_ALL_ARGS_NONNULL; - - /** \brief Clears any previously set Outputs for an ::OrtIoBinding - */ - void(ORT_API_CALL* ClearBoundOutputs)(_Inout_ OrtIoBinding* binding_ptr) NO_EXCEPTION ORT_ALL_ARGS_NONNULL; - - /// @} - /// \name OrtValue - /// @{ - - /** \brief Direct memory access to a specified tensor element - * - * For example, given a tensor with shape of [3,224,224], a pointer to the element at location [2,150,128] can be retrieved - * - * This function only works for numeric type tensors (No strings, etc). - * This is a no-copy method whose returned pointer is valid until the passed in ::OrtValue is free'd. - * - * \param[in] value - * \param[in] location_values Pointer to an array of index values that specify an element's location relative to its shape - * \param[in] location_values_count Number of elements in location_values. Must match the number of elements in the tensor's shape. - * \param[out] out Set to a pointer to the element specified - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(TensorAt, _Inout_ OrtValue* value, const int64_t* location_values, size_t location_values_count, _Outptr_ void** out); - - /// @} - /// \name OrtEnv - /// @{ - - /** \brief Create an allocator and register it with the ::OrtEnv - * - * Enables sharing the allocator between multiple sessions that use the same env instance. - * Lifetime of the created allocator will be valid for the duration of the environment. - * Returns an error if an allocator with the same ::OrtMemoryInfo is already registered. - * - * See https://onnxruntime.ai/docs/reference/api/c-api.html for details. - * - * \param[in] env ::OrtEnv instance - * \param[in] mem_info - * \param[in] arena_cfg Pass nullptr for defaults - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateAndRegisterAllocator, _Inout_ OrtEnv* env, _In_ const OrtMemoryInfo* mem_info, - _In_ const OrtArenaCfg* arena_cfg); - - /** \brief Set language projection - * - * Set the language projection for collecting telemetry data when Env is created. - * - * The default is ORT_PROJECTION_C, which means it will classify the language not in the list to C also. - * - * \param[in] ort_env - * \param[in] projection - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetLanguageProjection, _In_ const OrtEnv* ort_env, _In_ OrtLanguageProjection projection); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief Return the time that profiling was started - * - * \note The timer precision varies per platform. On Windows and MacOS, the precision will be ~100ns - * - * \param[in] session - * \param[out] out nanoseconds of profiling's start time - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionGetProfilingStartTimeNs, _In_ const OrtSession* session, _Outptr_ uint64_t* out); - - /// @} - /// \name OrtThreadingOptions - /// @{ - - /** \brief Set global intra-op thread count - * - * This configures the global thread pool options to be used in the call to OrtApi::CreateEnvWithGlobalThreadPools - * - * \param[in] tp_options - * \param[in] intra_op_num_threads Number of threads, special values:
- * 0 = Use default thread count
- * 1 = The invoking thread will be used; no threads will be created in the thread pool. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalIntraOpNumThreads, _Inout_ OrtThreadingOptions* tp_options, int intra_op_num_threads); - - /** \brief Set global inter-op thread count - * - * This configures the global thread pool options to be used in the call to OrtApi::CreateEnvWithGlobalThreadPools - * - * \param[in] tp_options - * \param[in] inter_op_num_threads Number of threads, special values:
- * 0 = Use default thread count
- * 1 = The invoking thread will be used; no threads will be created in the thread pool. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalInterOpNumThreads, _Inout_ OrtThreadingOptions* tp_options, int inter_op_num_threads); - - /** \brief Set global spin control options - * - * This will configure the global thread pool options to be used in the call to OrtApi::CreateEnvWithGlobalThreadPools. - * Allow spinning of thread pools when their queues are empty. This will set the value for both - * inter_op and intra_op threadpools. - * - * \param[in] tp_options - * \param[in] allow_spinning Valid values are 0 or 1.
- * 0 = It won't spin (recommended if CPU usage is high)
- * 1 = Threadpool will spin to wait for queue to become non-empty - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalSpinControl, _Inout_ OrtThreadingOptions* tp_options, int allow_spinning); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Add a pre-allocated initializer to a session - * - * If a model contains an initializer with a name that is same as the name passed to this call, - * ORT will use this initializer instance instead of deserializing one from the model file. This - * is useful when you want to share the same initializer across sessions. - * - * \param[in] options - * \param[in] name Null terminated string of the initializer name - * \param[in] val ::OrtValue containing the initializer. Its lifetime and the underlying initializer buffer must be - * managed by the user (created using the OrtApi::CreateTensorWithDataAsOrtValue) and it must outlive the session object - * to which it is added. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(AddInitializer, _Inout_ OrtSessionOptions* options, _In_z_ const char* name, - _In_ const OrtValue* val); - - /// @} - /// \name OrtEnv - /// @{ - - /** - * Create a custom environment with global threadpools and logger that will be shared across sessions. - * Use this in conjunction with OrtApi::DisablePerSessionThreads or else the session will use - * its own thread pools. - * - * \param[in] logging_function A pointer to a logging function. - * \param[in] logger_param A pointer to arbitrary data passed as the ::OrtLoggingFunction `param` parameter to - * `logging_function`. - * \param[in] log_severity_level The log severity level. - * \param[in] logid The log identifier. - * \param[in] tp_options - * \param[out] out Newly created OrtEnv. Must be freed with OrtApi::ReleaseEnv - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateEnvWithCustomLoggerAndGlobalThreadPools, OrtLoggingFunction logging_function, _In_opt_ void* logger_param, OrtLoggingLevel log_severity_level, - _In_ const char* logid, _In_ const struct OrtThreadingOptions* tp_options, _Outptr_ OrtEnv** out); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Append CUDA provider to session options - * - * If CUDA is not available (due to a non CUDA enabled build, or if CUDA is not installed on the system), this function will return failure. - * - * \param[in] options - * \param[in] cuda_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_CUDA, - _In_ OrtSessionOptions* options, _In_ const OrtCUDAProviderOptions* cuda_options); - - /** \brief Append ROCM execution provider to the session options - * - * If ROCM is not available (due to a non ROCM enabled build, or if ROCM is not installed on the system), this function will return failure. - * - * \param[in] options - * \param[in] rocm_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_ROCM, - _In_ OrtSessionOptions* options, _In_ const OrtROCMProviderOptions* rocm_options); - - /** \brief Append OpenVINO execution provider to the session options - * - * If OpenVINO is not available (due to a non OpenVINO enabled build, or if OpenVINO is not installed on the system), this function will fail. - * - * \param[in] options - * \param[in] provider_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_OpenVINO, - _In_ OrtSessionOptions* options, _In_ const OrtOpenVINOProviderOptions* provider_options); - - /// @} - /// \name OrtThreadingOptions - /// @{ - - /** \brief Set threading flush-to-zero and denormal-as-zero - * - * Sets global thread pool options to be used in the call to OrtApi::CreateEnvWithGlobalThreadPools. - * Flush-to-zero and denormal-as-zero are applied to threads in both intra and inter global thread pool. - * \note This option is not needed if the models used have no denormals. Having no denormals is recommended as this option may hurt model accuracy. - * - * \param[in] tp_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalDenormalAsZero, _Inout_ OrtThreadingOptions* tp_options); - - /// @} - /// \name OrtArenaCfg - /// @{ - - /** \deprecated Use OrtApi::CreateArenaCfgV2 - * - * This will create the configuration of an arena that can eventually be used to define an arena based allocator's behavior - * - * \param[in] max_mem Use 0 to allow ORT to choose the default - * \param[in] arena_extend_strategy Use -1 to allow ORT to choose the default, 0 = kNextPowerOfTwo, 1 = kSameAsRequested - * \param[in] initial_chunk_size_bytes Use -1 to allow ORT to choose the default - * \param[in] max_dead_bytes_per_chunk Use -1 to allow ORT to choose the default - * \param[in] out A pointer to an OrtArenaCfg instance - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateArenaCfg, _In_ size_t max_mem, int arena_extend_strategy, int initial_chunk_size_bytes, - int max_dead_bytes_per_chunk, _Outptr_ OrtArenaCfg** out); - - ORT_CLASS_RELEASE(ArenaCfg); - - /// @} - /// \name OrtModelMetadata - /// @{ - - /** - * Use this to obtain the description of the graph present in the model - * (doc_string field of the GraphProto message within the ModelProto message). - * If it doesn't exist, an empty string will be returned. - * - * \param[in] model_metadata An instance of ::OrtModelMetadata - * \param[in] allocator Allocator used to allocate the string that will be returned back - * \param[out] value Set to a null terminated string allocated using `allocator`. The caller is responsible for freeing it using `allocator` - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(ModelMetadataGetGraphDescription, _In_ const OrtModelMetadata* model_metadata, - _Inout_ OrtAllocator* allocator, _Outptr_ char** value); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Append TensorRT provider to session options - * - * If TensorRT is not available (due to a non TensorRT enabled build, or if TensorRT is not installed on the system), this function will return failure. - * - * \param[in] options - * \param[in] tensorrt_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_TensorRT, - _In_ OrtSessionOptions* options, _In_ const OrtTensorRTProviderOptions* tensorrt_options); - - /// @} - /// \name Misc - /// @{ - - /** \brief Set current GPU device ID - * - * Set the current device id of the GPU execution provider (CUDA/tensorrt/rocm). The device id should be less - * than the total number of devices available. This is only useful when multiple-GPUs are installed and it is - * required to restrict execution to a single GPU. - * - * \param[in] device_id - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetCurrentGpuDeviceId, _In_ int device_id); - - /** \brief Get current GPU device ID - * - * Get the current device id of the GPU execution provider (CUDA/tensorrt/rocm). - * - * \see OrtApi::SetCurrentGpuDeviceId - * - * \param[out] device_id - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetCurrentGpuDeviceId, _In_ int* device_id); - - /// @} - /// \name OrtKernelInfo - /// Custom operator APIs. - /// @{ - - /** \brief Fetch an array of int64_t values stored as an attribute in the graph node - * - * - * If `out` is nullptr, the value of `size` is set to the true size of the attribute - * array's size, and a success status is returned. - * - * If the `size` parameter is greater than or equal to the actual attribute array's size, - * the value of `size` is set to the true size of the attribute array's size, - * the provided memory is filled with the attribute's contents, - * and a success status is returned. - * - * If the `size` parameter is less than the actual attribute array's size and `out` - * is not nullptr, the value of `size` is set to the true size of the attribute array's size - * and a failure status is returned.) - * - * \param[in] info instance - * \param[in] name name of the attribute to be parsed - * \param[out] out pointer to memory where the attribute's contents are to be stored - * \param[in, out] size actual size of attribute array - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttributeArray_float, _In_ const OrtKernelInfo* info, _In_ const char* name, - _Out_ float* out, _Inout_ size_t* size); - - /** \brief Fetch an array of int64_t values stored as an attribute in the graph node - * - * If `out` is nullptr, the value of `size` is set to the true size of the attribute - * array's size, and a success status is returned. - * - * If the `size` parameter is greater than or equal to the actual attribute array's size, - * the value of `size` is set to the true size of the attribute array's size, - * the provided memory is filled with the attribute's contents, - * and a success status is returned. - * - * If the `size` parameter is less than the actual attribute array's size and `out` - * is not nullptr, the value of `size` is set to the true size of the attribute array's size - * and a failure status is returned.) - * - * \param[in] info instance - * \param[in] name name of the attribute to be parsed - * \param[out] out pointer to memory where the attribute's contents are to be stored - * \param[in, out] size actual size of attribute array - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttributeArray_int64, _In_ const OrtKernelInfo* info, _In_ const char* name, - _Out_ int64_t* out, _Inout_ size_t* size); - - /// @} - /// \name OrtArenaCfg - /// @{ - - /** \brief Create an ::OrtArenaCfg - * - * Create the configuration of an arena that can eventually be used to define an arena based allocator's behavior. - * - * Supported keys are (See https://onnxruntime.ai/docs/reference/api/c-api.html for details on what the - * following parameters mean and how to choose these values.): - * "max_mem": Maximum memory that can be allocated by the arena based allocator. - * Use 0 for ORT to pick the best value. Default is 0. - * "arena_extend_strategy": 0 = kNextPowerOfTwo, 1 = kSameAsRequested. - * Use -1 to allow ORT to choose the default. - * "initial_chunk_size_bytes": (Possible) Size of the first allocation in the arena. - * Only relevant if arena strategy is `kNextPowerOfTwo`. Use -1 to allow ORT to choose the default. - * Ultimately, the first allocation size is determined by the allocation memory request. - * "max_dead_bytes_per_chunk": Threshold of unused memory in an allocated chunk of arena memory after - * crossing which the current chunk is chunked into 2. - * "initial_growth_chunk_size_bytes": (Possible) Size of the second allocation in the arena. - * Only relevant if arena strategy is `kNextPowerOfTwo`. Use -1 to allow ORT to choose the default. - * Ultimately, the allocation size is determined by the allocation memory request. - * Further allocation sizes are governed by the arena extend strategy. - * - * \param[in] arena_config_keys Keys to configure the arena - * \param[in] arena_config_values Values to configure the arena - * \param[in] num_keys Number of keys in `arena_config_keys` and `arena_config_values` - * \param[out] out Newly created ::OrtArenaCfg. Must be freed with OrtApi::ReleaseArenaCfg - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateArenaCfgV2, _In_reads_(num_keys) const char* const* arena_config_keys, - _In_reads_(num_keys) const size_t* arena_config_values, _In_ size_t num_keys, - _Outptr_ OrtArenaCfg** out); - - /// @} - /// \name OrtRunOptions - /// @{ - - /** \brief Set a single run configuration entry as a pair of strings - * - * If a configuration with same key exists, this will overwrite the configuration with the given config_value - * - * The config_key and the format of config_value are defined in onnxruntime_run_options_config_keys.h - * - * \param[in] options - * \param[in] config_key A null terminated string representation of the config key - * \param[in] config_value A null terminated string representation of the config value - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(AddRunConfigEntry, _Inout_ OrtRunOptions* options, - _In_z_ const char* config_key, _In_z_ const char* config_value); - - /// @} - /// \name OrtPrepackedWeightsContainer - /// @{ - - /** \brief Create an ::OrtPrepackedWeightsContainer - * - * This container will hold pre-packed buffers of shared initializers for sharing between sessions - * (i.e.) if there are shared initializers that can be shared between sessions, the pre-packed buffers - * of these (if any) may possibly be shared to provide memory footprint savings. Pass this container - * to sessions that you would like to share pre-packed buffers of shared initializers at session - * creation time. - * - * \param[out] out Newly created ::OrtPrepackedWeightsContainer. Must be freed with OrtApi::ReleasePrepackedWeightsContainer - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreatePrepackedWeightsContainer, _Outptr_ OrtPrepackedWeightsContainer** out); - - /** \brief Release OrtPrepackedWeightsContainer instance - * - * \note instance must not be released until the sessions using it are released - */ - ORT_CLASS_RELEASE(PrepackedWeightsContainer); - - /// @} - /// \name OrtSession - /// @{ - - /** \brief Create session with prepacked weights container - * - * Same functionality offered by OrtApi::CreateSession except that a container that contains - * pre-packed weights' buffers is written into/read from by the created session. - * This is useful when used in conjunction with OrtApi::AddInitializer which injects - * shared initializer info into sessions. Wherever possible, the pre-packed versions of these - * shared initializers are cached in this container so that multiple sessions can just re-use - * these instead of duplicating these in memory. - * - * \param[in] env OrtEnv instance instance - * \param[in] model_path Null terminated string of the path (wchar on Windows, char otherwise) - * \param[in] options - * \param[in] prepacked_weights_container - * \param[out] out Newly created ::OrtSession. Must be freed with OrtApi::ReleaseSession - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSessionWithPrepackedWeightsContainer, _In_ const OrtEnv* env, _In_ const ORTCHAR_T* model_path, - _In_ const OrtSessionOptions* options, _Inout_ OrtPrepackedWeightsContainer* prepacked_weights_container, - _Outptr_ OrtSession** out); - - /** \brief Create session from memory with prepacked weights container - * - * Same functionality offered by OrtApi::CreateSessionFromArray except that a container that contains - * pre-packed weights' buffers is written into/read from by the created session. - * This is useful when used in conjunction with OrtApi::AddInitializer which injects - * shared initializer info into sessions. Wherever possible, the pre-packed versions of these - * shared initializers are cached in this container so that multiple sessions can just re-use - * these instead of duplicating these in memory. - * - * \param[in] env - * \param[in] model_data Array of bytes holding the model - * \param[in] model_data_length Number of bytes in `model_data_model` - * \param[in] options - * \param[in] prepacked_weights_container - * \param[out] out Newly created ::OrtSession. Must be freed with OrtApi::ReleaseSession - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSessionFromArrayWithPrepackedWeightsContainer, _In_ const OrtEnv* env, - _In_ const void* model_data, size_t model_data_length, - _In_ const OrtSessionOptions* options, _Inout_ OrtPrepackedWeightsContainer* prepacked_weights_container, - _Outptr_ OrtSession** out); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Append TensorRT execution provider to the session options - * - * If TensorRT is not available (due to a non TensorRT enabled build), this function will return failure. - * - * This is slightly different from OrtApi::SessionOptionsAppendExecutionProvider_TensorRT, it takes an - * ::OrtTensorRTProviderOptions which is publicly defined. This takes an opaque ::OrtTensorRTProviderOptionsV2 - * which must be created with OrtApi::CreateTensorRTProviderOptions. - * - * For OrtApi::SessionOptionsAppendExecutionProvider_TensorRT, the user needs to instantiate ::OrtTensorRTProviderOptions - * as well as allocate/release buffers for some members of ::OrtTensorRTProviderOptions. - * Here, OrtApi::CreateTensorRTProviderOptions and Ortapi::ReleaseTensorRTProviderOptions will do the memory management for you. - * - * \param[in] options - * \param[in] tensorrt_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_TensorRT_V2, - _In_ OrtSessionOptions* options, _In_ const OrtTensorRTProviderOptionsV2* tensorrt_options); - - /// @} - /// \name OrtTensorRTProviderOptionsV2 - /// @{ - - /** \brief Create an OrtTensorRTProviderOptionsV2 - * - * \param[out] out Newly created ::OrtTensorRTProviderOptionsV2. Must be released with OrtApi::ReleaseTensorRTProviderOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateTensorRTProviderOptions, _Outptr_ OrtTensorRTProviderOptionsV2** out); - - /** \brief Set options in a TensorRT Execution Provider. - * - * Please refer to https://www.onnxruntime.ai/docs/reference/execution-providers/TensorRT-ExecutionProvider.html#c-api-example - * to know the available keys and values. Key should be in null terminated string format of the member of ::OrtTensorRTProviderOptionsV2 - * and value should be its related range. - * - * For example, key="trt_max_workspace_size" and value="2147483648" - * - * \param[in] tensorrt_options - * \param[in] provider_options_keys Array of UTF-8 null-terminated string for provider options keys - * \param[in] provider_options_values Array of UTF-8 null-terminated string for provider options values - * \param[in] num_keys Number of elements in the `provider_option_keys` and `provider_options_values` arrays - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(UpdateTensorRTProviderOptions, _Inout_ OrtTensorRTProviderOptionsV2* tensorrt_options, - _In_reads_(num_keys) const char* const* provider_options_keys, - _In_reads_(num_keys) const char* const* provider_options_values, - _In_ size_t num_keys); - - /** \brief Get serialized TensorRT provider options string. - * - * For example, "trt_max_workspace_size=2147483648;trt_max_partition_iterations=10;trt_int8_enable=1;......" - * - * \param tensorrt_options - OrTensorRTProviderOptionsV2 instance - * \param allocator - a ptr to an instance of OrtAllocator obtained with OrtApi::CreateAllocator or OrtApi::GetAllocatorWithDefaultOptions - * the specified allocator will be used to allocate continuous buffers for output strings and lengths. - * \param ptr - is a UTF-8 null terminated string allocated using 'allocator'. The caller is responsible for using the same allocator to free it. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorRTProviderOptionsAsString, _In_ const OrtTensorRTProviderOptionsV2* tensorrt_options, _Inout_ OrtAllocator* allocator, _Outptr_ char** ptr); - - /** \brief Release an ::OrtTensorRTProviderOptionsV2 - * - * \note This is an exception in the naming convention of other Release* functions, as the name of the method does not have the V2 suffix, but the type does - */ - void(ORT_API_CALL* ReleaseTensorRTProviderOptions)(_Frees_ptr_opt_ OrtTensorRTProviderOptionsV2* input); - - /// @} - /// \name OrtSessionOptions - /// @{ - - /** \brief Enable custom operators - * - * See onnxruntime-extensions: https://github.com/microsoft/onnxruntime-extensions.git - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(EnableOrtCustomOps, _Inout_ OrtSessionOptions* options); - - /// @} - /// \name OrtAllocator - /// @{ - - /** \brief Register a custom allocator - * - * Enables sharing between multiple sessions that use the same env instance. - * Returns an error if an allocator with the same ::OrtMemoryInfo is already registered. - * - * The behavior of this is exactly the same as OrtApi::CreateAndRegisterAllocator except - * instead of ORT creating an allocator based on provided info, in this case - * ORT uses the user-provided custom allocator. - * See https://onnxruntime.ai/docs/reference/api/c-api.html for details. - * - * \param[in] env - * \param[in] allocator User provided allocator - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(RegisterAllocator, _Inout_ OrtEnv* env, _In_ OrtAllocator* allocator); - - /** \brief Unregister a custom allocator - * - * It is an error if you provide an ::OrtMemoryInfo not corresponding to any - * registered allocators for sharing. - * - * \param[in] env - * \param[in] mem_info - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(UnregisterAllocator, _Inout_ OrtEnv* env, - _In_ const OrtMemoryInfo* mem_info); - - /// @} - /// \name OrtValue - /// @{ - - /** \brief Sets *out to 1 iff an ::OrtValue is a SparseTensor, and 0 otherwise - * - * \param[in] value existing ::OrtValue - * \param[out] out unless an error occurs, contains 1 iff the value contains an instance - * of sparse tensor or 0 otherwise. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(IsSparseTensor, _In_ const OrtValue* value, _Out_ int* out); - - /** \brief Create an ::OrtValue with a sparse tensor that is empty. - * - * Use FillSparseTensor() functions to populate sparse tensor with non-zero values and - * format specific indices data. - * Use ReleaseValue to destroy the sparse tensor, this will also release the buffer inside the output value - * if any was allocated. - * \param[in,out] allocator allocator to use when performing an allocation. Allocation will be performed - * by FillSparseTensor() APIs. The lifespan of the allocator instance must eclipse the lifespan - * this sparse tensor instance as the same allocator will be used to free memory. - * \param[in] dense_shape shape of the original dense tensor - * \param[in] dense_shape_len number of shape dimensions being passed - * \param[in] type must be one of TENSOR_ELEMENT_DATA_TYPE_xxxx - * \param[out] out Should be freed by calling ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSparseTensorAsOrtValue, _Inout_ OrtAllocator* allocator, _In_ const int64_t* dense_shape, - size_t dense_shape_len, ONNXTensorElementDataType type, _Outptr_ OrtValue** out); - - /** - * This fills populates an empty tensor that was created using OrtApi::CreateSparseTensorAsOrtValue. - * This will allocate required memory and copy the supplied NNZ values and COO indices into that memory allocation. - * Memory allocation is performed using the allocator that was specified with OrtApi::CreateSparseTensorAsOrtValue. - * - * \param[in,out] ort_value ::OrtValue to populate with data - * \param[in] data_mem_info serves to identify the location of the data to be copied. If the allocator specified - * at the creation time has memory info that is not the same as mem_info argument to this function a X-device copy will be performed. - * String data is assumed to be on CPU and will only be copied into a CPU allocated buffer. - * \param[in] values_shape pointer to values shape array - * \param[in] values_shape_len length of the values_shape - * \param[in] values pointer to an array of values. For strings, pass const char**. - * \param[in] indices_data pointer to a location of COO indices - * \param[in] indices_num number of COO indices - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(FillSparseTensorCoo, _Inout_ OrtValue* ort_value, _In_ const OrtMemoryInfo* data_mem_info, - _In_ const int64_t* values_shape, size_t values_shape_len, _In_ const void* values, - _In_ const int64_t* indices_data, size_t indices_num); - - /** - * This fills populates an empty tensor that was created using OrtApi::CreateSparseTensorAsOrtValue. - * This will allocate required memory and copy the supplied NNZ values and CSR indices into that memory allocation. - * Memory allocation is performed using the allocator that was specified with OrtApi::CreateSparseTensorAsOrtValue. - * - * \param[in,out] ort_value ::OrtValue to populate with data - * \param[in] data_mem_info serves to identify the location of the data to be copied. If the allocator specified - * at the creation time has memory info that is not the same as mem_info argument to this function a X-device copy will be performed. - * String data is assumed to be on CPU and will only be copied into a CPU allocated buffer. - * \param[in] values_shape pointer to values shape array - * \param[in] values_shape_len length of the values_shape - * \param[in] values - pointer to an array of values. For strings, pass const char**. - * \param[in] inner_indices_data pointer to a location of CSR inner indices - * \param[in] inner_indices_num number of CSR inner indices - * \param[in] outer_indices_data pointer to a location of CSR outer indices - * \param[in] outer_indices_num number of CSR outer indices - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(FillSparseTensorCsr, _Inout_ OrtValue* ort_value, _In_ const OrtMemoryInfo* data_mem_info, - _In_ const int64_t* values_shape, size_t values_shape_len, _In_ const void* values, - _In_ const int64_t* inner_indices_data, size_t inner_indices_num, - _In_ const int64_t* outer_indices_data, size_t outer_indices_num); - - /** - * This fills populates an empty tensor that was created using OrtApi::CreateSparseTensorAsOrtValue. - * This will allocate required memory and copy the supplied NNZ values and BlockSparse indices into that memory allocation. - * Memory allocation is performed using the allocator that was specified with OrtApi::CreateSparseTensorAsOrtValue. - * - * \param[in,out] ort_value ::OrtValue to populate with data - * \param[in] data_mem_info serves to identify the location of the data to be copied. If the allocator specified - * at the creation time has memory info that is not the same as mem_info argument to this function a X-device copy will be performed. - * String data is assumed to be on CPU and will only be copied into a CPU allocated buffer. - * \param[in] values_shape - * \param[in] values_shape_len - * \param[in] values structure with values information - * \param[in] indices_shape_data pointer to a location of indices shape - * \param[in] indices_shape_len length of the block sparse indices shape - * \param[in] indices_data pointer to a location of indices data. Shape will determine the length of the indices data. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(FillSparseTensorBlockSparse, _Inout_ OrtValue* ort_value, _In_ const OrtMemoryInfo* data_mem_info, - _In_ const int64_t* values_shape, size_t values_shape_len, _In_ const void* values, - _In_ const int64_t* indices_shape_data, size_t indices_shape_len, - _In_ const int32_t* indices_data); - - /** - * Create an ::OrtValue with a sparse tensor. This is the first step. - * Next, use UseIndices() functions to supply sparse tensor with - * format specific indices data and set its sparse format to a specific enum value. - * This will not perform memory allocations. It will - * use supplied user buffer which should outlive the created sparse tensor. - * Use OrtApi::ReleaseValue to destroy the sparse tensor. It would not release the supplied values buffer. - * This function can not be used to map strings from the user allocated memory. Strings must always be copied - * and have UTF-8 encoding. Therefore, use OrtApi::CreateSparseTensorAsOrtValue above and then fill it with data - * using appropriate Make*() function. - * - * \param[in] info memory info where sparse values reside. - * \param[in,out] p_data pointer to a user allocated buffer with values. To create a full sparse tensor with no non-zero - * values, pass nullptr - * \param[in] dense_shape shape of the original dense tensor - * \param[in] dense_shape_len number of shape dimensions being passed - * \param[in] values_shape shape of the values data. To create a fully sparse tensor with no non-zero values, - * pass {0} shape. - * \param[in] values_shape_len number of values shape dimensions - * \param[in] type must be one of TENSOR_ELEMENT_DATA_TYPE_xxxx - * \param[out] out Should be freed by calling ReleaseValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(CreateSparseTensorWithValuesAsOrtValue, _In_ const OrtMemoryInfo* info, _Inout_ void* p_data, - _In_ const int64_t* dense_shape, size_t dense_shape_len, - _In_ const int64_t* values_shape, size_t values_shape_len, - ONNXTensorElementDataType type, _Outptr_ OrtValue** out); - - /** - * This assigns Coo format indices to the SparseTensor that was created by - * OrtApi::CreateSparseTensorWithValuesAsOrtValue above. It also sets OrtSparseFormat to - * ORT_SPARSE_COO. This will not allocate any additional memory for data. The life span of - * indices_data buffer should eclipse the life span of this ::OrtValue. - * - * \param[in,out] ort_value ::OrtValue instance constructed with OrtApi::CreateSparseTensorWithValuesAsOrtValue - * \param[in,out] indices_data pointer to a user pre-allocated buffer or nullptr for fully sparse tensors. - * \param[in] indices_num number of COO indices. Should either be 0 for fully sparse tensors, be equal - * to the number of nnz values specified to OrtApi::CreateSparseTensorWithValuesAsOrtValue for 1-D {nnz} indices or - * be twice as number of nnz values for a 2-D indices {nnz, 2} - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(UseCooIndices, _Inout_ OrtValue* ort_value, _Inout_ int64_t* indices_data, size_t indices_num); - - /** - * The assigns CSR format indices to the SparseTensor that was created by - * OrtApi::CreateSparseTensorWithValuesAsOrtValue above. It also sets OrtSparseFormat to - * ORT_SPARSE_CSRC. This will not allocate any additional memory for data. The life spans of - * inner_data and outer_data buffers should eclipse the life span of this ::OrtValue. - * - * \param[in,out] ort_value ::OrtValue instance constructed with OrtApi::CreateSparseTensorWithValuesAsOrtValue - * \param[in,out] inner_data pointer to a user pre-allocated buffer or nullptr for fully sparse tensors. - * \param[in] inner_num number of inner CSR indices. Should either be 0 for fully sparse tensors or be equal - * to the number of nnz values specified to OrtApi::CreateSparseTensorWithValuesAsOrtValue. - * \param[in,out] outer_data pointer to user pre-allocated buffer or nullptr for fully sparse tensors. - * \param[in] outer_num number of CSR outer indices. Should either be 0 for fully sparse tensors or - * equal to rows + 1 of the dense shape. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(UseCsrIndices, _Inout_ OrtValue* ort_value, _Inout_ int64_t* inner_data, size_t inner_num, - _Inout_ int64_t* outer_data, size_t outer_num); - - /** - * The assigns BlockSparse format indices to the SparseTensor that was created by - * OrtApi::CreateSparseTensorWithValuesAsOrtValue above. It also sets OrtSparseFormat to - * ORT_SPARSE_BLOCK_SPARSE. This will not allocate any additional memory for data. The life span of - * indices_data buffer must eclipse the lifespan of this ::OrtValue. - * - * \param[in,out] ort_value OrtValue instance constructed with OrtApi::CreateSparseTensorWithValuesAsOrtValue - * \param[in] indices_shape pointer to indices shape. Use {0} for fully sparse tensors - * \param[in] indices_shape_len length of the indices shape - * \param[in,out] indices_data pointer to user pre-allocated buffer or nullptr for fully sparse tensors. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(UseBlockSparseIndices, _Inout_ OrtValue* ort_value, const int64_t* indices_shape, size_t indices_shape_len, _Inout_ int32_t* indices_data); - - /** \brief Returns sparse tensor format enum iff a given ort value contains an instance of sparse tensor. - * - * \param[in] ort_value ::OrtValue that contains an instance of sparse tensor - * \param[out] out pointer to out parameter - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSparseTensorFormat, _In_ const OrtValue* ort_value, _Out_ enum OrtSparseFormat* out); - - /** \brief Returns data type and shape of sparse tensor values (nnz) iff ::OrtValue contains a SparseTensor. - * - * \param[in] ort_value An ::OrtValue that contains a fully constructed sparse tensor - * \param[out] out Must be freed by OrtApi::ReleaseTensorTypeAndShapeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSparseTensorValuesTypeAndShape, _In_ const OrtValue* ort_value, _Outptr_ OrtTensorTypeAndShapeInfo** out); - - /** \brief Returns numeric data for sparse tensor values (nnz). For string values use GetStringTensor*(). - * - * \param[in] ort_value an instance of ::OrtValue containing sparse tensor - * \param[out] out returns a pointer to values data. Do not attempt to free this ptr. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSparseTensorValues, _In_ const OrtValue* ort_value, _Outptr_ const void** out); - - /** \brief Returns data type, shape for the type of indices specified by indices_format. - * - * \param[in] ort_value ::OrtValue containing sparse tensor. - * \param[in] indices_format One of the indices formats. It is an error to request a format that the sparse - * tensor does not contain. - * \param[out] out an instance of ::OrtTensorTypeAndShapeInfo. Must be freed by OrtApi::ReleaseTensorTypeAndShapeInfo - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSparseTensorIndicesTypeShape, _In_ const OrtValue* ort_value, enum OrtSparseIndicesFormat indices_format, _Outptr_ OrtTensorTypeAndShapeInfo** out); - - /** \brief Returns indices data for the type of the indices specified by indices_format - * - * \param[in] ort_value ::OrtValue containing sparse tensor. - * \param[in] indices_format One of the indices formats. It is an error to request a format that the sparse tensor does not contain. - * \param[out] num_indices Pointer to where the number of indices entries is returned - * \param[out] indices Returned pointer to the indices data. Do not free the returned pointer as it refers to internal data owned by the ::OrtValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetSparseTensorIndices, _In_ const OrtValue* ort_value, enum OrtSparseIndicesFormat indices_format, _Out_ size_t* num_indices, _Outptr_ const void** indices); - /// @} - /// \name OrtSessionOptions - /// @{ - - /** - * \brief Sets out to 1 iff an optional type OrtValue has an element, 0 otherwise (OrtValue is None) - * Use this API to find if the optional type OrtValue is None or not. - * If the optional type OrtValue is not None, use the OrtValue just like any other OrtValue. - * For example, if you get an OrtValue that corresponds to Optional(tensor) and - * if HasValue() returns true, use it as tensor and so on. - - * \param[in] value Input OrtValue. - * \param[out] out indicating if the input OrtValue contains data (1) or if it is a None (0) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(HasValue, _In_ const OrtValue* value, _Out_ int* out); - - /// @} - /// \name OrtKernelContext - /// Custom operator APIs. - /// @{ - - /** \brief Used for custom operators, gets the GPU compute stream to use to launch the custom a GPU kernel - * \see ::OrtCustomOp - * \param[in] context OrtKernelContext instance - * \param[out] out Returns pointer to a GPU compute stream that can be used to launch the custom GPU kernel. - * If retrieving the GPU compute stream is not relevant (GPU not enabled in the build, kernel partitioned to - * some other EP), then a nullptr is returned as the output param. - * Do not free or mutate the returned pointer as it refers to internal data owned by the underlying session. - * Only use it for custom kernel launching. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelContext_GetGPUComputeStream, _In_ const OrtKernelContext* context, _Outptr_ void** out); - - /// @} - /// \name GetTensorMemoryInfo - /// @{ - /** \brief Returns a pointer to the ::OrtMemoryInfo of a Tensor - * \param[in] value ::OrtValue containing tensor. - * \param[out] mem_info ::OrtMemoryInfo of the tensor. Do NOT free the returned pointer. It is valid for the lifetime of the ::OrtValue - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetTensorMemoryInfo, _In_ const OrtValue* value, _Out_ const OrtMemoryInfo** mem_info); - - /// @} - /// \name GetExecutionProviderApi - /// @{ - /** \brief Get a pointer to the requested version of the Execution Provider specific - * API extensions to the OrtApi - * \param[in] provider_name The name of the execution provider name. Currently only the following - * values are supported: "DML". - * \param[in] version Must be ::ORT_API_VERSION. - * \param[out] provider_api A void pointer containing a reference to the execution provider versioned api structure. - * For example, the provider_api pointer can be cast to the OrtDmlApi* when the provider_name is "DML". - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(GetExecutionProviderApi, _In_ const char* provider_name, _In_ uint32_t version, _Outptr_ const void** provider_api); - - /// @} - - /// \name SessionOptions - /// @{ - /** \brief Set custom thread creation function - * - * \param[in] options Session options - * \param[in] ort_custom_create_thread_fn Custom thread creation function - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsSetCustomCreateThreadFn, _Inout_ OrtSessionOptions* options, _In_ OrtCustomCreateThreadFn ort_custom_create_thread_fn); - - /** \brief Set creation options for custom thread - * - * \param[in] options Session options - * \param[in] ort_custom_thread_creation_options Custom thread creation options (can be nullptr) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsSetCustomThreadCreationOptions, _Inout_ OrtSessionOptions* options, _In_ void* ort_custom_thread_creation_options); - - /** \brief Set custom thread join function - * - * \param[in] options Session options - * \param[in] ort_custom_join_thread_fn Custom join thread function, must not be nullptr when ort_custom_create_thread_fn is set - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SessionOptionsSetCustomJoinThreadFn, _Inout_ OrtSessionOptions* options, _In_ OrtCustomJoinThreadFn ort_custom_join_thread_fn); - /// @} - - /// \name OrtThreadingOptions - /// @{ - /** \brief Set custom thread creation function for global thread pools - * - * \param[inout] tp_options - * \param[in] ort_custom_create_thread_fn Custom thread creation function - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalCustomCreateThreadFn, _Inout_ OrtThreadingOptions* tp_options, _In_ OrtCustomCreateThreadFn ort_custom_create_thread_fn); - - /** \brief Set custom thread creation options for global thread pools - * - * \param[inout] tp_options - * \param[in] ort_custom_thread_creation_options Custom thread creation options (can be nullptr) - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalCustomThreadCreationOptions, _Inout_ OrtThreadingOptions* tp_options, _In_ void* ort_custom_thread_creation_options); - - /** \brief Set custom thread join function for global thread pools - * - * \param[inout] tp_options - * \param[in] ort_custom_join_thread_fn Custom thread join function, must not be nullptr when global ort_custom_create_thread_fn is set - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SetGlobalCustomJoinThreadFn, _Inout_ OrtThreadingOptions* tp_options, _In_ OrtCustomJoinThreadFn ort_custom_join_thread_fn); - /// @} - - /** \brief Synchronize bound inputs. The call may be necessary for some providers, such as cuda, - * in case the system that allocated bound memory operated on a different stream. However, the - * operation is provider specific and could be a no-op. - * - * \param[inout] binding_ptr - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SynchronizeBoundInputs, _Inout_ OrtIoBinding* binding_ptr); - - /** \brief Synchronize bound outputs. The call may be necessary for some providers, such as cuda, - * in case the system that allocated bound memory operated on a different stream. However, the - * operation is provider specific and could be a no-op. - * - * \param[inout] binding_ptr - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(SynchronizeBoundOutputs, _Inout_ OrtIoBinding* binding_ptr); - - /// \name OrtSessionOptions - /// @{ - - /** \brief Append CUDA execution provider to the session options - * - * If CUDA is not available (due to a non CUDA enabled build), this function will return failure. - * - * This is slightly different from OrtApi::SessionOptionsAppendExecutionProvider_CUDA, it takes an - * ::OrtCUDAProviderOptions which is publicly defined. This takes an opaque ::OrtCUDAProviderOptionsV2 - * which must be created with OrtApi::CreateCUDAProviderOptions. - * - * For OrtApi::SessionOptionsAppendExecutionProvider_CUDA, the user needs to instantiate ::OrtCUDAProviderOptions - * as well as allocate/release buffers for some members of ::OrtCUDAProviderOptions. - * Here, OrtApi::CreateCUDAProviderOptions and Ortapi::ReleaseCUDAProviderOptions will do the memory management for you. - * - * \param[in] options - * \param[in] cuda_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.11. - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_CUDA_V2, - _In_ OrtSessionOptions* options, _In_ const OrtCUDAProviderOptionsV2* cuda_options); - - /// @} - /// \name OrtCUDAProviderOptionsV2 - /// @{ - - /** \brief Create an OrtCUDAProviderOptionsV2 - * - * \param[out] out Newly created ::OrtCUDAProviderOptionsV2. Must be released with OrtApi::ReleaseCudaProviderOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.11. - */ - ORT_API2_STATUS(CreateCUDAProviderOptions, _Outptr_ OrtCUDAProviderOptionsV2** out); - - /** \brief Set options in a CUDA Execution Provider. - * - * Please refer to https://onnxruntime.ai/docs/execution-providers/CUDA-ExecutionProvider.html#configuration-options - * to know the available keys and values. Key should be in null terminated string format of the member of ::OrtCUDAProviderOptionsV2 - * and value should be its related range. - * - * For example, key="device_id" and value="0" - * - * \param[in] cuda_options - * \param[in] provider_options_keys Array of UTF-8 null-terminated string for provider options keys - * \param[in] provider_options_values Array of UTF-8 null-terminated string for provider options values - * \param[in] num_keys Number of elements in the `provider_option_keys` and `provider_options_values` arrays - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.11. - */ - ORT_API2_STATUS(UpdateCUDAProviderOptions, _Inout_ OrtCUDAProviderOptionsV2* cuda_options, - _In_reads_(num_keys) const char* const* provider_options_keys, - _In_reads_(num_keys) const char* const* provider_options_values, - _In_ size_t num_keys); - - /** - * Get serialized CUDA provider options string. - * - * For example, "device_id=0;arena_extend_strategy=0;......" - * - * \param cuda_options - OrtCUDAProviderOptionsV2 instance - * \param allocator - a ptr to an instance of OrtAllocator obtained with CreateAllocator() or GetAllocatorWithDefaultOptions() - * the specified allocator will be used to allocate continuous buffers for output strings and lengths. - * \param ptr - is a UTF-8 null terminated string allocated using 'allocator'. The caller is responsible for using the same allocator to free it. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.11. - */ - ORT_API2_STATUS(GetCUDAProviderOptionsAsString, _In_ const OrtCUDAProviderOptionsV2* cuda_options, _Inout_ OrtAllocator* allocator, _Outptr_ char** ptr); - - /** \brief Release an ::OrtCUDAProviderOptionsV2 - * - * \note This is an exception in the naming convention of other Release* functions, as the name of the method does not have the V2 suffix, but the type does - * - * \since Version 1.11. - */ - void(ORT_API_CALL* ReleaseCUDAProviderOptions)(_Frees_ptr_opt_ OrtCUDAProviderOptionsV2* input); - - /// @} - - /** \brief Append MIGraphX provider to session options - * - * If MIGraphX is not available (due to a non MIGraphX enabled build, or if MIGraphX is not installed on the system), this function will return failure. - * - * \param[in] options - * \param[in] migraphx_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.11. - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_MIGraphX, - _In_ OrtSessionOptions* options, _In_ const OrtMIGraphXProviderOptions* migraphx_options); - - /** \brief Replace initialized Tensors with external data with the data provided in initializers. - * - * The function will find the initialized TensorProtos with external data in the graph with the provided names and - * replace them with the provided tensors. The API verifies that the TensorProto being replaced - * has an external data reference and has the same name, dimensions and data type as its replacement. The replacement - * will occur before any of the optimizations take place. The data will be copied into the graph - * since TensorProto can't refer to the user provided buffers. - * - * Once the model has been loaded, the OrtValue(s) added to SessionOptions instance will be removed - * from the internal SessionOptions copy to save memory, the user provided buffers can then be deallocated - * and the SessionOptions instance that refers to them can be destroyed. - * - * \param[in] options - * \param[in] initializer_names Array of null terminated UTF-8 encoded strings of the initializers names. - * \param[in] initializers Array of ::OrtValue type - * \param[in] initializers_num Number of elements in the initializer_names and initializers - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.12. - */ - ORT_API2_STATUS(AddExternalInitializers, _In_ OrtSessionOptions* options, - _In_reads_(input_len) const char* const* initializer_names, - _In_reads_(input_len) const OrtValue* const* initializers, size_t initializers_num); - - /** \brief: Create attribute of onnxruntime operator - * - * \param[in] name Name of the attribute - * \param[in] data Data content of the attribute - * \param[in] len Number of bytes stored in data - * \param[in] type Data type - * \param[out] op_attr Attribute that has been created, which must be released by OrtApi::ReleaseOpAttr - * - * \since Version 1.12. - */ - ORT_API2_STATUS(CreateOpAttr, - _In_ const char* name, - _In_ const void* data, - _In_ int len, - _In_ OrtOpAttrType type, - _Outptr_ OrtOpAttr** op_attr); - - /* \brief: Release op attribute - * - * \param[in] opAttr Attribute created by OrtApi::CreateOpAttr - * - * \since Version 1.12. - */ - ORT_CLASS_RELEASE(OpAttr); - - /** \brief: Create onnxruntime native operator - * - * \param[in] info Kernel info - * \param[in] op_name Operator name - * \param[in] domain Operator domain - * \param[in] version Operator opset version - * \param[in] type_constraint_names Name of the type contraints, such as "T" or "T1" - * \param[in] type_constraint_values Type of each contraints - * \param[in] type_constraint_count Number of contraints - * \param[in] attr_values Attributes used to initialize the operator - * \param[in] attr_count Number of the attributes - * \param[in] input_count Number of inputs - * \param[in] output_count Number of outputs - * \param[out] ort_op Operator that has been created - * - * \since Version 1.12. - */ - ORT_API2_STATUS(CreateOp, - _In_ const OrtKernelInfo* info, - _In_ const char* op_name, - _In_ const char* domain, - _In_ int version, - _In_opt_ const char** type_constraint_names, - _In_opt_ const ONNXTensorElementDataType* type_constraint_values, - _In_opt_ int type_constraint_count, - _In_opt_ const OrtOpAttr* const* attr_values, - _In_opt_ int attr_count, - _In_ int input_count, - _In_ int output_count, - _Outptr_ OrtOp** ort_op); - - /** \brief: Invoke the operator created by OrtApi::CreateOp - * The inputs must follow the order as specified in onnx specification - * - * \param[in] context Kernel context - * \param[in] ort_op Operator that has been created - * \param[in] input_values Array of inputs - * \param[in] input_count Number of inputs - * \param[in] output_values Array of outputs - * \param[in] output_count Number of outputs - * - * \since Version 1.12. - */ - ORT_API2_STATUS(InvokeOp, - _In_ const OrtKernelContext* context, - _In_ const OrtOp* ort_op, - _In_ const OrtValue* const* input_values, - _In_ int input_count, - _Inout_ OrtValue* const* output_values, - _In_ int output_count); - - /* \brief: Release an onnxruntime operator - * - * \param[in] Op Operator created by OrtApi::CreateOp - * - * \since Version 1.12. - */ - ORT_CLASS_RELEASE(Op); - - /** \brief: Append execution provider to the session options. - * \param[in] options - * \param[in] provider_name - provider to add. - * \param[in] provider_options_keys - keys to configure the provider options - * \param[in] provider_options_values - values to configure the provider options - * \param[in] num_keys - number of keys passed in - * - * Currently supported providers: - * SNPE - * XNNPACK - * - * Note: If an execution provider has a dedicated SessionOptionsAppendExecutionProvider_ function - * that should be used to add it. - * - * SNPE supported keys: - * "runtime": SNPE runtime engine, options: "CPU", "CPU_FLOAT32", "GPU", "GPU_FLOAT32_16_HYBRID", "GPU_FLOAT16", - * "DSP", "DSP_FIXED8_TF", "AIP_FIXED_TF", "AIP_FIXED8_TF". - * Mapping to SNPE Runtime_t definition: CPU, CPU_FLOAT32 => zdl::DlSystem::Runtime_t::CPU; - * GPU, GPU_FLOAT32_16_HYBRID => zdl::DlSystem::Runtime_t::GPU; - * GPU_FLOAT16 => zdl::DlSystem::Runtime_t::GPU_FLOAT16; - * DSP, DSP_FIXED8_TF => zdl::DlSystem::Runtime_t::DSP. - * AIP_FIXED_TF, AIP_FIXED8_TF => zdl::DlSystem::Runtime_t::AIP_FIXED_TF. - * "priority": execution priority, options: "low", "normal". - * "buffer_type": ITensor or user buffers, options: "ITENSOR", user buffer with different types - "TF8", "TF16", "UINT8", "FLOAT". - * "ITENSOR" -- default, ITensor which is float only. - * "TF8" -- quantized model required, "FLOAT" -- for both quantized or non-quantized model - * If SNPE is not available (due to a non Snpe enabled build or its dependencies not being installed), this function will fail. - * - * XNNPACK supported keys: - * "intra_op_num_threads": number of thread-pool size to use for XNNPACK execution provider. - * default value is 0, which means to use the session thread-pool size. - * - * \since Version 1.12. - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider, _In_ OrtSessionOptions* options, - _In_ const char* provider_name, - _In_reads_(num_keys) const char* const* provider_options_keys, - _In_reads_(num_keys) const char* const* provider_options_values, - _In_ size_t num_keys); - - /* \brief: Get a copy of kernel info - * - * \param[in] info Kernel info - * \param[out] info_copy Copy of kernel info - * - * \since Version 1.12. - */ - ORT_API2_STATUS(CopyKernelInfo, - _In_ const OrtKernelInfo* info, - _Outptr_ OrtKernelInfo** info_copy); - - /* \brief: Release kernel info - * - * \param[in] KernelInfo A copy of kernel info returned by CopyKernelInfo - * - * \since Version 1.12. - */ - ORT_CLASS_RELEASE(KernelInfo); - - /* \brief: Get the training C Api - * - * \since Version 1.13 - */ - const OrtTrainingApi*(ORT_API_CALL* GetTrainingApi)(uint32_t version)NO_EXCEPTION; - - /** \brief Append CANN provider to session options - * - * If CANN is not available (due to a non CANN enabled build, or if CANN is not installed on the system), this function will return failure. - * - * \param[in] options - * \param[in] cann_options - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.13. - */ - ORT_API2_STATUS(SessionOptionsAppendExecutionProvider_CANN, - _In_ OrtSessionOptions* options, _In_ const OrtCANNProviderOptions* cann_options); - - /** \brief Create an OrtCANNProviderOptions - * - * \param[out] out created ::OrtCANNProviderOptions. Must be released with OrtApi::ReleaseCANNProviderOptions - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.13. - */ - ORT_API2_STATUS(CreateCANNProviderOptions, _Outptr_ OrtCANNProviderOptions** out); - - /** \brief Set options in a CANN Execution Provider. - * - * \param[in] cann_options - * \param[in] provider_options_keys Array of UTF-8 null-terminated string for provider options keys - * \param[in] provider_options_values Array of UTF-8 null-terminated string for provider options values - * \param[in] num_keys Number of elements in the `provider_option_keys` and `provider_options_values` arrays - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.13. - */ - ORT_API2_STATUS(UpdateCANNProviderOptions, _Inout_ OrtCANNProviderOptions* cann_options, - _In_reads_(num_keys) const char* const* provider_options_keys, - _In_reads_(num_keys) const char* const* provider_options_values, - _In_ size_t num_keys); - - /** \brief Get serialized CANN provider options string. - * - * \param[in] cann_options OrtCANNProviderOptions instance - * \param[in] allocator a ptr to an instance of OrtAllocator obtained with CreateAllocator() - * or GetAllocatorWithDefaultOptions(), the specified allocator will be used to allocate - * continuous buffers for output strings and lengths. - * \param[out] ptr is a UTF-8 null terminated string allocated using 'allocator'. - * The caller is responsible for using the same allocator to free it. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * - * \since Version 1.13. - */ - ORT_API2_STATUS(GetCANNProviderOptionsAsString, _In_ const OrtCANNProviderOptions* cann_options, - _Inout_ OrtAllocator* allocator, _Outptr_ char** ptr); - - /** \brief Release an OrtCANNProviderOptions - * - * \param[in] the pointer of OrtCANNProviderOptions which will been deleted - * - * \since Version 1.13. - */ - void(ORT_API_CALL* ReleaseCANNProviderOptions)(_Frees_ptr_opt_ OrtCANNProviderOptions* input); - - /* \brief Get OrtDevice type from MemoryInfo - * - * \since Version 1.14 - */ - void(ORT_API_CALL* MemoryInfoGetDeviceType)(_In_ const OrtMemoryInfo* ptr, _Out_ OrtMemoryInfoDeviceType* out); - - /* \brief Update the OrtEnv instance with custom log severity level - * - * \param[in] ort_env The OrtEnv instance being used - * \param[in] log_severity_level The log severity level. - * - * \since Version 1.14. - */ - ORT_API2_STATUS(UpdateEnvWithCustomLogLevel, _In_ OrtEnv* ort_env, OrtLoggingLevel log_severity_level); - - /* \brief Set affinities for intra op threads - * - * Affinity string follows format: - * logical_processor_id,logical_processor_id;logical_processor_id,logical_processor_id - * Semicolon isolates configurations among threads, while comma split processors where ith thread expected to attach to. - * e.g. 1,2,3;4,5 - * specifies affinities for two threads, with the 1st thread attach to the 1st, 2nd, and 3rd processor, and 2nd thread to the 4th and 5th. - * To ease the configuration, an "interval" is also allowed: - * e.g. 1-8;8-16;17-24 - * orders that the 1st thread runs on first eight processors, 2nd thread runs on next eight processors, and so forth. - * Note: - * 1. Once set, the number of thread affinities must equal to intra_op_num_threads - 1, - * ort does not set affinity on the main thread which is started and managed by the calling app; - * 2. For windows, ort will infer the group id from a logical processor id, for example, assuming there are two groups with each has 64 logical processors, - * an id of 64 will be inferred as the last processor of the 1st group, while 65 will be interpreted as the 1st processor of the second group. - * Hence 64-65 is an invalid configuration, because a windows thread cannot be attached to processors across group boundary. - * - * \since Version 1.14 - */ - ORT_API2_STATUS(SetGlobalIntraOpThreadAffinity, _Inout_ OrtThreadingOptions* tp_options, const char* affinity_string); - - /** \brief Register custom ops from a shared library. - * - * Loads a shared library (.dll on windows, .so on linux, etc) named 'library_name' and looks for this entry point: - * OrtStatus* RegisterCustomOps(OrtSessionOptions * options, const OrtApiBase* api); - * It then passes in the provided session options to this function along with the api base. - * - * The handle to the loaded library is automatically released by ORT when the last OrtSession that references the - * library handle is released. If no OrtSession is created, then the library handle is released when the provided - * OrtSessionOptions is released. - * - * \param[in] options The session options. - * \param[in] library_name The name of the shared library to load and register. Refer to OS-specific dynamic library - * loading utilities (e.g., LoadLibraryEx on Windows or dlopen on Linux/MacOS) for information - * on the format of library names and search paths. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(RegisterCustomOpsLibrary_V2, _Inout_ OrtSessionOptions* options, _In_ const ORTCHAR_T* library_name); - - /** \brief Register custom ops by calling a RegisterCustomOpsFn function. - * - * Searches for registration_func_name and if found calls it. - * - * The library containing the function must either be linked against or previously loaded by the executable. - * - * If you want ONNX Runtime to load the library and manage its lifetime, use RegisterCustomOpsLibrary_V2. - * - * RegisterCustomOpsUsingFunction can be used in scenarios where it may not be possible for ONNX Runtime to load - * the library from a path. e.g. mobile platforms where the library must be linked into the app. - * - * The registration function must have the signature of RegisterCustomOpsFn: - * OrtStatus* (*fn)(OrtSessionOptions* options, const OrtApiBase* api); - * - * See https://onnxruntime.ai/docs/reference/operators/add-custom-op.html for details on how the registration - * function should be implemented. - * - * \param[in] options OrtSessionOptions that is passed through as the first argument in the call to the - * registration function. - * \param[in] registration_func_name Name of registration function to use. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(RegisterCustomOpsUsingFunction, _Inout_ OrtSessionOptions* options, - _In_ const char* registration_func_name); - - /// @} - /// \name OrtKernelInfo - /// Custom operator APIs. - /// @{ - - /** \brief Get the number of inputs from ::OrtKernelInfo. - * - * Used in the CreateKernel callback of an OrtCustomOp to query the number of inputs - * during kernel/session creation. - * - * \param[in] info Instance of ::OrtKernelInfo. - * \param[out] out Pointer to variable assigned with the result on success. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetInputCount, _In_ const OrtKernelInfo* info, _Out_ size_t* out); - - /** \brief Get the number of outputs from ::OrtKernelInfo. - * - * Used in the CreateKernel callback of an OrtCustomOp to query the number of outputs - * during kernel/session creation. - * - * \param[in] info Instance of ::OrtKernelInfo. - * \param[out] out Pointer to variable assigned with the result on success. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetOutputCount, _In_ const OrtKernelInfo* info, _Out_ size_t* out); - - /** \brief Get the name of a ::OrtKernelInfo's input. - * - * Used in the CreateKernel callback of an OrtCustomOp to query an input's name - * during kernel/session creation. - * - * If `out` is nullptr, the value of `size` is set to the size of the name - * string (including null-terminator), and a success status is returned. - * - * If the `size` parameter is greater than or equal to the name string's size, - * the value of `size` is set to the true size of the string (including null-terminator), - * the provided memory is filled with the string's contents, and a success status is returned. - * - * If the `size` parameter is less than the actual string's size and `out` - * is not nullptr, the value of `size` is set to the true size of the string - * and a failure status is returned. - * - * \param[in] info An instance of ::OrtKernelInfo. - * \param[in] index The index of the input name to get. Returns a failure status if out-of-bounds. - * \param[out] out Memory location into which to write the UTF-8 null-terminated string representing the input's name. - * \param[in,out] size Pointer to the size of the `out` buffer. See above comments for details. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetInputName, _In_ const OrtKernelInfo* info, size_t index, _Out_ char* out, - _Inout_ size_t* size); - - /** \brief Get the name of a ::OrtKernelInfo's output. - * - * Used in the CreateKernel callback of an OrtCustomOp to query an output's name - * during kernel/session creation. - * - * If `out` is nullptr, the value of `size` is set to the size of the name - * string (including null-terminator), and a success status is returned. - * - * If the `size` parameter is greater than or equal to the name string's size, - * the value of `size` is set to the true size of the string (including null-terminator), - * the provided memory is filled with the string's contents, and a success status is returned. - * - * If the `size` parameter is less than the actual string's size and `out` - * is not nullptr, the value of `size` is set to the true size of the string - * and a failure status is returned. - * - * \param[in] info An instance of ::OrtKernelInfo. - * \param[in] index The index of the output name to get. Returns a failure status if out-of-bounds. - * \param[out] out Memory location into which to write the UTF-8 null-terminated string representing the output's - * name. - * \param[in,out] size Pointer to the size of the `out` buffer. See above comments for details. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetOutputName, _In_ const OrtKernelInfo* info, size_t index, _Out_ char* out, - _Inout_ size_t* size); - - /** \brief Get the type information for a ::OrtKernelInfo's input. - * - * Used in the CreateKernel callback of an OrtCustomOp to query the shape and type information - * of an input during kernel/session creation. - * - * \param[in] info An instance of ::OrtKernelInfo. - * \param[out] type_info Pointer set to the resulting ::OrtTypeInfo. Must be freed with OrtApi::ReleaseTypeInfo. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetInputTypeInfo, _In_ const OrtKernelInfo* info, size_t index, - _Outptr_ OrtTypeInfo** type_info); - - /** \brief Get the type information for a ::OrtKernelInfo's output. - * - * Used in the CreateKernel callback of an OrtCustomOp to query the shape and type information - * of an output during kernel/session creation. - * - * \param[in] info An instance of ::OrtKernelInfo. - * \param[out] type_info Pointer set to the resulting ::OrtTypeInfo. Must be freed with OrtApi::ReleaseTypeInfo. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(KernelInfo_GetOutputTypeInfo, _In_ const OrtKernelInfo* info, size_t index, - _Outptr_ OrtTypeInfo** type_info); - - /** \brief Get a ::OrtValue tensor stored as an attribute in the graph node. - * - * Used in the CreateKernel callback of an OrtCustomOp to get a tensor attribute. - * - * \param[in] info ::OrtKernelInfo instance. - * \param[in] name UTF-8 null-terminated string representing the attribute's name. - * \param[in] allocator Allocator used to allocate the internal tensor state. - * \param[out] out Returns newly created ::OrtValue. Must be freed with OrtApi::ReleaseValue, - * which will also free internal tensor state allocated with the provided allocator. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - */ - ORT_API2_STATUS(KernelInfoGetAttribute_tensor, _In_ const OrtKernelInfo* info, _In_z_ const char* name, - _Inout_ OrtAllocator* allocator, _Outptr_ OrtValue** out); - - /// @} - /// \name OrtSessionOptions - /// Custom operator APIs - /// @{ - - /** \brief Checks if the given session configuration entry exists. - * - * The config_key formats are defined in onnxruntime_session_options_config_keys.h - * - * Can be used in a custom operator library to check for session configuration entries - * that target one or more custom operators in the library. Example: The config entry - * custom_op.myop.some_key targets a custom op named "myop". - * - * \param[in] options The ::OrtSessionOptions instance. - * \param[in] config_key A null-terminated UTF-8 string representation of the configuration key. - * \param[out] out Pointer set to 1 if the entry exists and 0 otherwise. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(HasSessionConfigEntry, _In_ const OrtSessionOptions* options, - _In_z_ const char* config_key, _Out_ int* out); - - /** \brief Get a session configuration value. - * - * Returns a failure status if the configuration key does not exist. - * The config_key and the format of config_value are defined in onnxruntime_session_options_config_keys.h - * - * If `config_value` is nullptr, the value of `size` is set to the true size of the string - * value (including null-terminator), and a success status is returned. - * - * If the `size` parameter is greater than or equal to the actual string value's size, - * the value of `size` is set to the true size of the string value, the provided memory - * is filled with the value's contents, and a success status is returned. - * - * If the `size` parameter is less than the actual string value's size and `config_value` - * is not nullptr, the value of `size` is set to the true size of the string value - * and a failure status is returned. - * - * Can be used in a custom operator library to get session configuration entries - * that target one or more custom operators in the library. Example: The config entry - * custom_op.myop.some_key targets a custom op named "myop". - * - * \param[in] options The session options. - * \param[in] config_key A null-terminated UTF-8 string representation of the config key. - * \param[in] config_value Pointer to memory where the null-terminated UTF-8 string value will be stored. - * \param[in,out] size Pointer to the size of the `config_value` buffer. See above comments for details. - * - * \snippet{doc} snippets.dox OrtStatus Return Value - * \since Version 1.14 - */ - ORT_API2_STATUS(GetSessionConfigEntry, _In_ const OrtSessionOptions* options, - _In_z_ const char* config_key, _Out_ char* config_value, _Inout_ size_t* size); - - /// @} - -#ifdef __cplusplus - OrtApi(const OrtApi&) = delete; // Prevent users from accidentally copying the API structure, it should always be passed as a pointer -#endif -}; - -/* - * Steps to use a custom op: - * 1 Create an OrtCustomOpDomain with the domain name used by the custom ops - * 2 Create an OrtCustomOp structure for each op and add them to the domain - * 3 Call OrtAddCustomOpDomain to add the custom domain of ops to the session options - */ - -// Specifies some characteristics of inputs/outputs of custom ops: -// Specify if the inputs/outputs are one of: -// 1) Non-optional (input/output must be present in the node) -// 2) Optional (input/output may be absent in the node) -// 3) Variadic: A variadic input or output specifies N (i.e., the minimum arity) or more operands. -// Only the last input or output of a custom op may be marked as variadic. -// The homogeneity of the variadic input or output determines whether all operands must be of the same -// tensor element type. -typedef enum OrtCustomOpInputOutputCharacteristic { - INPUT_OUTPUT_REQUIRED = 0, - INPUT_OUTPUT_OPTIONAL, - INPUT_OUTPUT_VARIADIC, -} OrtCustomOpInputOutputCharacteristic; - -/* - * The OrtCustomOp structure defines a custom op's schema and its kernel callbacks. The callbacks are filled in by - * the implementor of the custom op. - */ -struct OrtCustomOp { - uint32_t version; // Must be initialized to ORT_API_VERSION - - // This callback creates the kernel, which is a user defined parameter that is passed to the Kernel* callbacks below. - void*(ORT_API_CALL* CreateKernel)(_In_ const struct OrtCustomOp* op, _In_ const OrtApi* api, - _In_ const OrtKernelInfo* info); - - // Returns the name of the op - const char*(ORT_API_CALL* GetName)(_In_ const struct OrtCustomOp* op); - - // Returns the type of the execution provider, return nullptr to use CPU execution provider - const char*(ORT_API_CALL* GetExecutionProviderType)(_In_ const struct OrtCustomOp* op); - - // Returns the count and types of the input & output tensors - ONNXTensorElementDataType(ORT_API_CALL* GetInputType)(_In_ const struct OrtCustomOp* op, _In_ size_t index); - size_t(ORT_API_CALL* GetInputTypeCount)(_In_ const struct OrtCustomOp* op); - ONNXTensorElementDataType(ORT_API_CALL* GetOutputType)(_In_ const struct OrtCustomOp* op, _In_ size_t index); - size_t(ORT_API_CALL* GetOutputTypeCount)(_In_ const struct OrtCustomOp* op); - - // Op kernel callbacks - void(ORT_API_CALL* KernelCompute)(_In_ void* op_kernel, _In_ OrtKernelContext* context); - void(ORT_API_CALL* KernelDestroy)(_In_ void* op_kernel); - - // Returns the characteristics of the input & output tensors - OrtCustomOpInputOutputCharacteristic(ORT_API_CALL* GetInputCharacteristic)(_In_ const struct OrtCustomOp* op, _In_ size_t index); - OrtCustomOpInputOutputCharacteristic(ORT_API_CALL* GetOutputCharacteristic)(_In_ const struct OrtCustomOp* op, _In_ size_t index); - - // Returns the memory type of the input tensors. This API allows the custom op - // to place the inputs on specific devices. By default, it returns - // OrtMemTypeDefault, which means the input is placed on the default device for - // the execution provider. If the inputs need to be with different memory tyeps, - // this function can be overridden to return the specific memory types. - OrtMemType(ORT_API_CALL* GetInputMemoryType)(_In_ const struct OrtCustomOp* op, _In_ size_t index); - - // Returns the minimum number of input arguments expected for the variadic input. - // Applicable only for custom ops that have a variadic input. - int(ORT_API_CALL* GetVariadicInputMinArity)(_In_ const struct OrtCustomOp* op); - - // Returns true (non-zero) if all arguments of a variadic input have to be of the same type (homogeneous), - // and false (zero) otherwise. - // Applicable only for custom ops that have a variadic input. - int(ORT_API_CALL* GetVariadicInputHomogeneity)(_In_ const struct OrtCustomOp* op); - - // Returns the minimum number of output values expected for the variadic output. - // Applicable only for custom ops that have a variadic output. - int(ORT_API_CALL* GetVariadicOutputMinArity)(_In_ const struct OrtCustomOp* op); - - // Returns true (non-zero) if all outputs values of a variadic output have to be of the same type (homogeneous), - // and false (zero) otherwise. - // Applicable only for custom ops that have a variadic output. - int(ORT_API_CALL* GetVariadicOutputHomogeneity)(_In_ const struct OrtCustomOp* op); -}; - -/* - * This is the old way to add the CUDA provider to the session, please use SessionOptionsAppendExecutionProvider_CUDA above to access the latest functionality - * This function always exists, but will only succeed if Onnxruntime was built with CUDA support and the CUDA provider shared library exists - * - * \param device_id CUDA device id, starts from zero. - */ -ORT_API_STATUS(OrtSessionOptionsAppendExecutionProvider_CUDA, _In_ OrtSessionOptions* options, int device_id); - -/* - * This is the old way to add the MIGraphX provider to the session, please use - * SessionOptionsAppendExecutionProvider_MIGraphX above to access the latest functionality - * This function always exists, but will only succeed if Onnxruntime was built with - * HIP support and the MIGraphX provider shared library exists - * - * \param device_id HIP device id, starts from zero. - */ -ORT_API_STATUS(OrtSessionOptionsAppendExecutionProvider_MIGraphX, _In_ OrtSessionOptions* options, int device_id); - -#ifdef __cplusplus -} -#endif - -//! @}