convert_ti_to_sequences.hpp

// Copyright (C) 2018-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//
 
#pragma once
 
#include <vector>
#include <memory>
 
#include <vector>
#include <memory>
 
#include <transformations_visibility.hpp>
 
#include <ngraph/pass/graph_rewrite.hpp>
 
namespace ngraph {
namespace pass {
 
class TRANSFORMATIONS_API ConvertTensorIteratorToLSTMSequence;
class TRANSFORMATIONS_API ConvertTensorIteratorToRNNSequence;
class TRANSFORMATIONS_API ConvertTensorIteratorToGRUSequence;
 
}  // namespace pass
}  // namespace ngraph
 
/**
 * @ingroup ie_transformation_common_api
 * @brief Finds all TensorIterator layers, detects the pattern Squeeze->LSTMCell->Unsqueeze in the TensorIterator body,
 * converts this pattern to LSTMSequence layer and replaces them TensorIterator.
 */
 
class ngraph::pass::ConvertTensorIteratorToLSTMSequence: public ngraph::pass::MatcherPass {
public:
    NGRAPH_RTTI_DECLARATION;
    ConvertTensorIteratorToLSTMSequence();
};
 
/**
 * @ingroup ie_transformation_common_api
 * @brief Finds all TensorIterator layers, detects the pattern Squeeze->RNNCell->Unsqueeze in the TensorIterator body,
 * converts this pattern to RNNSequence layer and replaces them TensorIterator.
 */
 
class ngraph::pass::ConvertTensorIteratorToRNNSequence: public ngraph::pass::MatcherPass {
public:
    NGRAPH_RTTI_DECLARATION;
    ConvertTensorIteratorToRNNSequence();
};
 
/**
 * @ingroup ie_transformation_common_api
 * @brief Finds all TensorIterator layers, detects the pattern Squeeze->GRUCell->Unsqueeze in the TensorIterator body,
 * converts this pattern to GRUSequence layer and replaces them TensorIterator.
 */
 
class ngraph::pass::ConvertTensorIteratorToGRUSequence: public ngraph::pass::MatcherPass {
public:
    NGRAPH_RTTI_DECLARATION;
    ConvertTensorIteratorToGRUSequence();
};