1 /** 2 * Copyright 2020 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_CORE_OPS_REVERSE_SEQUENCE_H_ 18 #define MINDSPORE_CORE_OPS_REVERSE_SEQUENCE_H_ 19 #include <vector> 20 #include <memory> 21 #include "ops/primitive_c.h" 22 #include "abstract/abstract_value.h" 23 #include "utils/check_convert_utils.h" 24 25 namespace mindspore { 26 namespace ops { 27 constexpr auto kNameReverseSequence = "ReverseSequence"; 28 /// \brief Reverses variable length slices. 29 /// Refer to Python API @ref mindspore.ops.ReverseSequence for more details. 30 class MS_CORE_API ReverseSequence : public PrimitiveC { 31 public: 32 /// \brief Constructor. ReverseSequence()33 ReverseSequence() : PrimitiveC(kNameReverseSequence) { InitIOName({"x", "seq_lengths"}, {"y"}); } 34 /// \brief Destructor. 35 ~ReverseSequence() = default; 36 MS_DECLARE_PARENT(ReverseSequence, PrimitiveC); 37 /// \brief Init. Refer to the parameters of Python API @ref mindspore.ops.ReverseSequence for the inputs. 38 void Init(const int64_t seq_dim, const int64_t batch_dim = 0); 39 /// \brief Set seq_dim. 40 void set_seq_dim(const int64_t seq_dim); 41 /// \brief Set batch_dim. 42 void set_batch_dim(const int64_t batch_dim); 43 /// \brief Get seq_dim. 44 /// 45 /// \return seq_dim. 46 int64_t get_seq_dim() const; 47 /// \brief Get batch_dim. 48 /// 49 /// \return batch_dim. 50 int64_t get_batch_dim() const; 51 }; 52 AbstractBasePtr ReverseSequenceInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive, 53 const std::vector<AbstractBasePtr> &input_args); 54 using PrimReverseSequence = std::shared_ptr<ReverseSequence>; 55 } // namespace ops 56 } // namespace mindspore 57 58 #endif // MINDSPORE_CORE_OPS_REVERSE_SEQUENCE_H_ 59