1 /* Copyright 2022 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 16 #ifndef TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_ 17 #define TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_ 18 19 #include "tensorflow/cc/framework/ops.h" 20 #include "tensorflow/cc/framework/scope.h" 21 22 namespace tensorflow { 23 24 // Helper function for reduction ops. 25 // 26 // input_shape: 1-D Tensor, the shape of the Tensor being reduced. 27 // axes: 1-D Tensor, the reduction axes. 28 // Note that the reduction indices are in the range 29 // -rank(input_shape), rank(input_shape) 30 // returns a 1-D Tensor, the output shape as if keep_dims were set to True. 31 Output ReducedShapeHelper(const Scope& scope, const Output& input_shape, 32 const Output& reduction_axes); 33 34 } // namespace tensorflow 35 36 #endif // TENSORFLOW_CC_GRADIENTS_GRAD_HELPER_H_ 37