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_ARG_MAX_H_ 18 #define MINDSPORE_CORE_OPS_ARG_MAX_H_ 19 #include <string> 20 #include <vector> 21 #include <memory> 22 23 #include "ops/primitive_c.h" 24 #include "ops/op_utils.h" 25 #include "abstract/abstract_value.h" 26 #include "utils/check_convert_utils.h" 27 28 namespace mindspore { 29 namespace ops { 30 constexpr auto kNameArgMax = "Argmax"; 31 /// \brief Returns the indices of the maximum value of a tensor across the axis. 32 /// Refer to Python API @ref mindspore.ops.Argmax for more details. 33 class MS_CORE_API ArgMax : public PrimitiveC { 34 public: 35 /// \brief Constructor. ArgMax()36 ArgMax() : PrimitiveC(kNameArgMax) { InitIOName({"x"}, {"output"}); } ArgMax(const std::string k_name)37 explicit ArgMax(const std::string k_name) : PrimitiveC(k_name) { InitIOName({"x"}, {"output"}); } 38 /// \brief Destructor. 39 ~ArgMax() = default; 40 MS_DECLARE_PARENT(ArgMax, PrimitiveC); 41 /// \brief Init. Refer to the parameters of Python API @ref mindspore.ops.Argmax for the inputs. 42 void Init(const int64_t axis = -1, const TypeId output_type = kNumberTypeInt32); 43 /// \brief Set axis. 44 void set_axis(const int64_t axis); 45 /// \brief Set output_type. 46 void set_output_type(const TypeId output_type); 47 48 /// \brief Get axis. 49 /// 50 /// \return axis. 51 int64_t get_axis() const; 52 /// \brief Get output_type. 53 /// 54 /// \return output_type. 55 TypeId get_output_type() const; 56 }; 57 AbstractBasePtr ArgMaxInfer(const abstract::AnalysisEnginePtr &, const PrimitivePtr &primitive, 58 const std::vector<AbstractBasePtr> &input_args); 59 using PrimArgMaxPtr = std::shared_ptr<ArgMax>; 60 } // namespace ops 61 } // namespace mindspore 62 63 #endif // MINDSPORE_CORE_OPS_ARG_MAX_H_ 64