1 /** 2 * Copyright 2021 Huawei Technologies Co., Ltd 3 * 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 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 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. 15 */ 16 17 #ifndef MINDSPORE_LITE_SRC_RUNTIME_SCHEMA_TENSOR_WRAPPER_H_ 18 #define MINDSPORE_LITE_SRC_RUNTIME_SCHEMA_TENSOR_WRAPPER_H_ 19 20 #include <utility> 21 #include <string> 22 #include "src/common/version_manager.h" 23 #include "schema/model_generated.h" 24 #ifdef ENABLE_LITE_HELPER 25 #include "src/common/helper/infer_helpers.h" 26 #endif 27 28 namespace mindspore { 29 namespace lite { 30 class SchemaTensorWrapper { 31 public: 32 SchemaTensorWrapper() = default; ~SchemaTensorWrapper()33 virtual ~SchemaTensorWrapper() { 34 if (if_own_data_) { 35 free(data_); 36 data_ = nullptr; 37 } 38 this->data_ = nullptr; 39 } 40 41 #ifdef ENABLE_LITE_HELPER 42 bool Init(const schema::Tensor &tensor, SCHEMA_VERSION schema_version, const std::string &base_path, 43 mindspore::infer::helper::InferHelpers *infer_helpers = nullptr); 44 #else 45 bool Init(const schema::Tensor &tensor, SCHEMA_VERSION schema_version, const std::string &base_path); 46 #endif 47 handler()48 const schema::Tensor *handler() const { return this->handler_; } 49 data()50 const void *data() const { return this->data_; } 51 length()52 size_t length() const { return this->length_; } 53 ReleaseData()54 std::pair<bool, void *> ReleaseData() { 55 std::pair<bool, void *> ret = std::make_pair(this->if_own_data_, this->data_); 56 this->if_own_data_ = false; 57 return ret; 58 } 59 60 private: 61 const schema::Tensor *handler_ = nullptr; 62 size_t length_ = 0; 63 void *data_ = nullptr; 64 bool if_own_data_ = true; 65 }; 66 } // namespace lite 67 } // namespace mindspore 68 #endif // MINDSPORE_LITE_SRC_RUNTIME_SCHEMA_TENSOR_WRAPPER_H_ 69