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

   1 // Copyright (C) 2019 Intel Corporation
   2 // SPDX-License-Identifier: Apache-2.0
   3 //
   4
   5 #pragma once
   6
   7 #include "ie_built_in_impl.hpp"
   8 #include <map>
   9 #include <memory>
  10 #include <string>
  11 #include <vector>
  12
  13 namespace InferenceEngine {
  14 namespace ShapeInfer {
  15
  16 /**
  17  *@brief Implementation of Shape inference for Fill layer
  18  */
  19 class FillShapeProp : public BuiltInShapeInferImpl {
  20 public:
  21     explicit FillShapeProp(const std::string& type) : BuiltInShapeInferImpl(type) {}
  22
  23     void inferShapesImpl(const std::vector<Blob::CPtr>& inBlobs,
  24                          const std::map<std::string, std::string>& params,
  25                          const std::map<std::string, Blob::Ptr>& blobs,
  26                          std::vector<SizeVector>& outShapes) override {
  27         LayerParams lp{};
  28         FillLayer fillLayer(lp);
  29         fillLayer.params = params;
  30         fillLayer.type = _type;
  31         validate(&fillLayer, inBlobs, params, blobs);
  32
  33         auto dimsBlob = *inBlobs.begin();
  34         SizeVector shape;
  35         SizeVector dims = dimsBlob->getTensorDesc().getDims();
  36         auto* buffer = dimsBlob->cbuffer().as<int32_t*>();
  37         if (!buffer || dimsBlob->getTensorDesc().getPrecision() != Precision::I32)
  38             THROW_IE_EXCEPTION << " Fill dimensions vector should be I32!";
  39
  40         for (int i = 0; i < dimsBlob->size(); i++) {
  41             shape.push_back(buffer[i]);
  42         }
  43         outShapes = {shape};
  44     }
  45 };
  46
  47 }  // namespace ShapeInfer
  48 }  // namespace InferenceEngine
  49