2 * Copyright (c) 2019 Samsung Electronics Co., Ltd All Rights Reserved
4 * Licensed under the Apache License, Version 2.0 (the License);
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an AS IS BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 using System.Runtime.InteropServices;
19 using Tizen.MachineLearning.Inference;
21 internal static partial class Interop
23 internal static partial class Libraries
25 public const string Nnstreamer = "libcapi-nnstreamer.so.0";
28 internal static partial class SingleShot
30 /* int ml_single_open (ml_single_h *single, const char *model, const ml_tensors_info_h input_info, const ml_tensors_info_h output_info, ml_nnfw_type_e nnfw, ml_nnfw_hw_e hw) */
31 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_single_open", CallingConvention = CallingConvention.Cdecl)]
32 internal static extern NNStreamerError OpenSingle(out IntPtr single_handle, string model_path, IntPtr input_info, IntPtr output_info, NNFWType nn_type, HWType hw_type);
34 /* int ml_single_close (ml_single_h single) */
35 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_single_close", CallingConvention = CallingConvention.Cdecl)]
36 internal static extern NNStreamerError CloseSingle(IntPtr single_handle);
38 /* int ml_single_invoke (ml_single_h single, const ml_tensors_data_h input, ml_tensors_data_h *output) */
39 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_single_invoke", CallingConvention = CallingConvention.Cdecl)]
40 internal static extern NNStreamerError InvokeSingle(IntPtr single_handle, IntPtr input_data, out IntPtr output_data);
42 /* int ml_single_get_input_info (ml_single_h single, ml_tensors_info_h *info) */
43 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_single_invoke", CallingConvention = CallingConvention.Cdecl)]
44 internal static extern NNStreamerError GetInputTensorsInfoFromSingle(IntPtr single_handle, out IntPtr input_info);
46 /* int ml_single_get_output_info (ml_single_h single, ml_tensors_info_h *info) */
47 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_single_get_output_info", CallingConvention = CallingConvention.Cdecl)]
48 internal static extern NNStreamerError GetOutputTensorsInfoFromSingle(IntPtr single_handle, out IntPtr output_info);
51 internal static partial class Util
53 /* int ml_tensors_info_create (ml_tensors_info_h *info) */
54 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_create", CallingConvention = CallingConvention.Cdecl)]
55 internal static extern NNStreamerError CreateTensorsInfo(out IntPtr info);
57 /* int ml_tensors_info_destroy (ml_tensors_info_h info) */
58 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_destroy", CallingConvention = CallingConvention.Cdecl)]
59 internal static extern NNStreamerError DestroyTensorsInfo(IntPtr info);
61 /* int ml_tensors_info_validate (const ml_tensors_info_h info, bool *valid) */
62 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_validate", CallingConvention = CallingConvention.Cdecl)]
63 internal static extern NNStreamerError ValidateTensorsInfo(IntPtr info, out bool valid);
65 /* int ml_tensors_info_clone (ml_tensors_info_h dest, const ml_tensors_info_h src) */
66 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_clone", CallingConvention = CallingConvention.Cdecl)]
67 internal static extern NNStreamerError CloneTensorsInfo(out IntPtr dest_info, IntPtr src_info);
69 /* int ml_tensors_info_set_count (ml_tensors_info_h info, unsigned int count) */
70 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_set_count", CallingConvention = CallingConvention.Cdecl)]
71 internal static extern NNStreamerError SetTensorsCount(IntPtr info, int count);
73 /* int ml_tensors_info_get_count (ml_tensors_info_h info, unsigned int *count) */
74 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_get_count", CallingConvention = CallingConvention.Cdecl)]
75 internal static extern NNStreamerError GetTensorsCount(IntPtr info, out int count);
77 /* int ml_tensors_info_set_tensor_name (ml_tensors_info_h info, unsigned int index, const char *name) */
78 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_set_tensor_name", CallingConvention = CallingConvention.Cdecl)]
79 internal static extern NNStreamerError SetTensorName(IntPtr info, int index, string name);
81 /* int ml_tensors_info_get_tensor_name (ml_tensors_info_h info, unsigned int index, char **name) */
82 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_get_tensor_name", CallingConvention = CallingConvention.Cdecl)]
83 internal static extern NNStreamerError GetTensorName(IntPtr info, int index, out string name);
85 /* int ml_tensors_info_set_tensor_type (ml_tensors_info_h info, unsigned int index, const ml_tensor_type_e type) */
86 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_set_tensor_type", CallingConvention = CallingConvention.Cdecl)]
87 internal static extern NNStreamerError SetTensorType(IntPtr info, int index, TensorType type);
89 /* int ml_tensors_info_get_tensor_type (ml_tensors_info_h info, unsigned int index, ml_tensor_type_e *type) */
90 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_get_tensor_type", CallingConvention = CallingConvention.Cdecl)]
91 internal static extern NNStreamerError GetTensorType(IntPtr info, int index, out TensorType type);
93 /* int ml_tensors_info_set_tensor_dimension (ml_tensors_info_h info, unsigned int index, const ml_tensor_dimension dimension) */
94 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_set_tensor_dimension", CallingConvention = CallingConvention.Cdecl)]
95 internal static extern NNStreamerError SetTensorDimension(IntPtr info, int index, int[] dimension);
97 /* int ml_tensors_info_get_tensor_dimension (ml_tensors_info_h info, unsigned int index, ml_tensor_dimension dimension) */
98 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_get_tensor_dimension", CallingConvention = CallingConvention.Cdecl)]
99 internal static extern NNStreamerError GetTensorDimension(IntPtr info, int index, out int[] dimension);
101 /* size_t ml_tensors_info_get_size (const ml_tensors_info_h info) */
102 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_info_get_size", CallingConvention = CallingConvention.Cdecl)]
103 internal static extern int GetTensorsSize(IntPtr info);
105 /* int ml_tensors_data_create (const ml_tensors_info_h info, ml_tensors_data_h *data) */
106 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_data_create", CallingConvention = CallingConvention.Cdecl)]
107 internal static extern NNStreamerError CreateTensorsData(IntPtr info, out IntPtr data);
109 /* int ml_tensors_data_destroy (ml_tensors_data_h data) */
110 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_data_destroy", CallingConvention = CallingConvention.Cdecl)]
111 internal static extern NNStreamerError DestroyTensorsData(IntPtr data);
113 /* int ml_tensors_data_get_tensor_data (ml_tensors_data_h data, unsigned int index, void **raw_data, size_t *data_size) */
114 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_data_get_tensor_data", CallingConvention = CallingConvention.Cdecl)]
115 internal static extern NNStreamerError GetTensorData(IntPtr data, int index, out IntPtr raw_data, out int data_size);
117 /* int ml_tensors_data_set_tensor_data (ml_tensors_data_h data, unsigned int index, const void *raw_data, const size_t data_size) */
118 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_data_set_tensor_data", CallingConvention = CallingConvention.Cdecl)]
119 internal static extern NNStreamerError SetTensorData(IntPtr data, int index, byte[] raw_data, int data_size);
121 /* int ml_check_nnfw_availability (ml_nnfw_type_e nnfw, ml_nnfw_hw_e hw, bool *available); */
122 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_check_nnfw_availability", CallingConvention = CallingConvention.Cdecl)]
123 internal static extern NNStreamerError CheckNNFWAvailability(NNFWType nnfw, HWType hw, out bool available);
125 /* ml_tensors_data_get_tensor_count (ml_tensors_data_h data, unsigned int *num_tensors) */
126 [DllImport(Libraries.Nnstreamer, EntryPoint = "ml_tensors_data_get_tensor_count", CallingConvention = CallingConvention.Cdecl)]
127 internal static extern NNStreamerError GetTensorsCount(IntPtr data, out uint count);
129 internal static byte[] IntPtrToByteArray(IntPtr unmanagedByteArray, int size)
131 byte[] retByte = new byte[size];
132 Marshal.Copy(unmanagedByteArray, retByte, 0, size);