inference-engine/src/inference_engine/shape_infer/built-in/ie_crop_shape_infer.hpp

   1 // Copyright (C) 2018 Intel Corporation
   2 //
   3 // SPDX-License-Identifier: Apache-2.0
   4 //
   5
   6 #pragma once
   7
   8 #include "ie_built_in_holder.hpp"
   9 #include <map>
  10 #include <memory>
  11 #include <string>
  12 #include <vector>
  13
  14 namespace InferenceEngine {
  15 namespace ShapeInfer {
  16
  17 /**
  18  *@brief Implementation of Shape inference for Crop layer
  19  */
  20 class CropShapeProp : public BuiltInShapeInferImpl {
  21 public:
  22     explicit CropShapeProp(const std::string& type) : BuiltInShapeInferImpl(type) {}
  23
  24     void inferShapesImpl(const std::vector<SizeVector>& inShapes,
  25                          const std::map<std::string, std::string>& params,
  26                          const std::map<std::string, Blob::Ptr>& blobs,
  27                          std::vector<SizeVector>& outShapes) override {
  28         LayerParams lp{};
  29         CropLayer cropLayer(lp);
  30         cropLayer.params = params;
  31         cropLayer.type = _type;
  32         validate(&cropLayer, inShapes, params, blobs);
  33
  34         if (inShapes.size() != 2)
  35             THROW_IE_EXCEPTION << "second input is required to infer shapes, re-generate IR with latest MO";
  36         SizeVector cropShapes = inShapes[1];
  37         outShapes.push_back(inShapes[0]);
  38         for (size_t i = 0; i < cropLayer.axis.size(); i++) {
  39             if (cropLayer.axis[i] >= outShapes[0].size())
  40                 THROW_IE_EXCEPTION << "Axis can't be more then number of output shapes";
  41             outShapes[0][cropLayer.axis[i]] = cropShapes[cropLayer.axis[i]];
  42         }
  43     }
  44 };
  45
  46 }  // namespace ShapeInfer
  47 }  // namespace InferenceEngine