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 <memory> 20 #include <vector> 21 22 #include "mindapi/base/types.h" 23 #include "ops/base_operator.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 MIND_API ReverseSequence : public BaseOperator { 31 public: 32 MIND_API_BASE_MEMBER(ReverseSequence); 33 /// \brief Constructor. ReverseSequence()34 ReverseSequence() : BaseOperator(kNameReverseSequence) { InitIOName({"x", "seq_lengths"}, {"y"}); } 35 /// \brief Init. Refer to the parameters of Python API @ref mindspore.ops.ReverseSequence for the inputs. 36 void Init(const int64_t seq_dim, const int64_t batch_dim = 0); 37 /// \brief Set seq_dim. 38 void set_seq_dim(const int64_t seq_dim); 39 /// \brief Set batch_dim. 40 void set_batch_dim(const int64_t batch_dim); 41 /// \brief Get seq_dim. 42 /// 43 /// \return seq_dim. 44 int64_t get_seq_dim() const; 45 /// \brief Get batch_dim. 46 /// 47 /// \return batch_dim. 48 int64_t get_batch_dim() const; 49 }; 50 MIND_API abstract::AbstractBasePtr ReverseSequenceInfer(const abstract::AnalysisEnginePtr &, 51 const PrimitivePtr &primitive, 52 const std::vector<abstract::AbstractBasePtr> &input_args); 53 using PrimReverseSequence = std::shared_ptr<ReverseSequence>; 54 } // namespace ops 55 } // namespace mindspore 56 57 #endif // MINDSPORE_CORE_OPS_REVERSE_SEQUENCE_H_ 58