chromium/content/browser/speech/soda_speech_recognition_engine_impl.h

// Copyright 2024 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_BROWSER_SPEECH_SODA_SPEECH_RECOGNITION_ENGINE_IMPL_H_
#define CONTENT_BROWSER_SPEECH_SODA_SPEECH_RECOGNITION_ENGINE_IMPL_H_

#include "base/memory/weak_ptr.h"
#include "base/sequence_checker.h"
#include "content/browser/speech/speech_recognition_engine.h"
#include "content/common/content_export.h"
#include "content/public/browser/speech_recognition_session_config.h"
#include "media/mojo/mojom/audio_data.mojom.h"
#include "media/mojo/mojom/speech_recognition.mojom.h"
#include "mojo/public/cpp/bindings/receiver.h"
#include "mojo/public/cpp/bindings/remote.h"

namespace content {

class SpeechRecognitionManagerDelegate;

// This is the on-device implementation for `SpeechRecognitionEngine`.
//
// This class establishes a connection to the on-device speech recognition
// service using the content::SpeechRecognitionManagerDelegate. It will bind to
// the speech::CrosSpeechRecognitionService in ChromeOS-Ash. On LaCrOS, it will
// forward to Ash. On other platforms, it will bind to the
// speech::ChromeSpeechRecognitionService if the on-device speech recognition
// service is available. This class will be in the speech recognition available
// state when successfully bound.

class CONTENT_EXPORT SodaSpeechRecognitionEngineImpl
    : public SpeechRecognitionEngine,
      public media::mojom::SpeechRecognitionRecognizerClient { … };

}  // namespace content

#endif  // CONTENT_BROWSER_SPEECH_SODA_SPEECH_RECOGNITION_ENGINE_IMPL_H_