chromium/third_party/webrtc/modules/audio_processing/agc2/rnn_vad/rnn_gru.h

/*
 *  Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
 *
 *  Use of this source code is governed by a BSD-style license
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
 *  in the file PATENTS.  All contributing project authors may
 *  be found in the AUTHORS file in the root of the source tree.
 */

#ifndef MODULES_AUDIO_PROCESSING_AGC2_RNN_VAD_RNN_GRU_H_
#define MODULES_AUDIO_PROCESSING_AGC2_RNN_VAD_RNN_GRU_H_

#include <array>
#include <vector>

#include "absl/strings/string_view.h"
#include "api/array_view.h"
#include "modules/audio_processing/agc2/cpu_features.h"
#include "modules/audio_processing/agc2/rnn_vad/vector_math.h"

namespace webrtc {
namespace rnn_vad {

// Maximum number of units for a GRU layer.
constexpr int kGruLayerMaxUnits = …;

// Recurrent layer with gated recurrent units (GRUs) with sigmoid and ReLU as
// activation functions for the update/reset and output gates respectively.
class GatedRecurrentLayer { … };

}  // namespace rnn_vad
}  // namespace webrtc

#endif  // MODULES_AUDIO_PROCESSING_AGC2_RNN_VAD_RNN_GRU_H_