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//
// Copyright © 2017 Arm Ltd. All rights reserved.
// SPDX-License-Identifier: MIT
//

#pragma once

#include "NetworkQuantizer.hpp"
#include "armnn/LayerVisitorBase.hpp"
#include "RangeTracker.hpp"

#include <unordered_map>

namespace armnn
{

/// Visitor object for overriding the input range of the quantized input layers in a network
class OverrideInputRangeVisitor : public LayerVisitorBase<VisitorNoThrowPolicy>
{
private:
    using MinMaxRange  = RangeTracker::MinMaxRange;

public:
    OverrideInputRangeVisitor(RangeTracker& ranges,
                              LayerBindingId layerId,
                              const MinMaxRange& minMaxRange);
    ~OverrideInputRangeVisitor() = default;

    void VisitInputLayer(const IConnectableLayer* layer, LayerBindingId id, const char* name = nullptr) override;

private:
    /// Mapping from a layer Guid to an array of ranges for outputs
    RangeTracker& m_Ranges;

    /// The id of the input layer of which to override the input range
    LayerBindingId m_LayerId;

    /// The new input range to be applied to the input layer
    MinMaxRange m_MinMaxRange;
};

} // namespace armnn