chromium/third_party/blink/renderer/modules/speech/speech_recognition.cc

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *  * Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  * Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/351564777): Remove this and convert code to safer constructs.
#pragma allow_unsafe_buffers
#endif

#include "third_party/blink/renderer/modules/speech/speech_recognition.h"

#include <algorithm>

#include "base/feature_list.h"
#include "build/build_config.h"
#include "media/base/audio_parameters.h"
#include "media/base/media_switches.h"
#include "media/mojo/mojom/speech_recognition.mojom-blink.h"
#include "media/mojo/mojom/speech_recognition_audio_forwarder.mojom-blink.h"
#include "media/mojo/mojom/speech_recognition_error.mojom-blink.h"
#include "media/mojo/mojom/speech_recognition_result.mojom-blink.h"
#include "mojo/public/cpp/bindings/pending_receiver.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "third_party/blink/public/platform/modules/mediastream/web_media_stream_audio_sink.h"
#include "third_party/blink/public/platform/modules/mediastream/web_media_stream_track.h"
#include "third_party/blink/renderer/bindings/core/v8/idl_types.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise.h"
#include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h"
#include "third_party/blink/renderer/core/frame/local_dom_window.h"
#include "third_party/blink/renderer/core/frame/local_frame.h"
#include "third_party/blink/renderer/core/page/page.h"
#include "third_party/blink/renderer/modules/mediastream/media_stream_track.h"
#include "third_party/blink/renderer/modules/speech/speech_recognition_controller.h"
#include "third_party/blink/renderer/modules/speech/speech_recognition_error_event.h"
#include "third_party/blink/renderer/modules/speech/speech_recognition_event.h"
#include "third_party/blink/renderer/modules/speech/speech_recognition_media_stream_audio_sink.h"
#include "third_party/blink/renderer/platform/bindings/exception_state.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"

namespace blink {

SpeechRecognition* SpeechRecognition::Create(ExecutionContext* context) { … }

void SpeechRecognition::start(ExceptionState& exception_state) { … }

void SpeechRecognition::start(MediaStreamTrack* media_stream_track,
                              ExceptionState& exception_state) { … }

void SpeechRecognition::stopFunction() { … }

void SpeechRecognition::abort() { … }

ScriptPromise<IDLBoolean> SpeechRecognition::onDeviceWebSpeechAvailable(
    ScriptState* script_state,
    const String& lang,
    ExceptionState& exception_state) { … }

ScriptPromise<IDLBoolean> SpeechRecognition::installOnDeviceSpeechRecognition(
    ScriptState* script_state,
    const String& lang,
    ExceptionState& exception_state) { … }

void SpeechRecognition::ResultRetrieved(
    WTF::Vector<media::mojom::blink::WebSpeechRecognitionResultPtr> results) { … }

void SpeechRecognition::ErrorOccurred(
    media::mojom::blink::SpeechRecognitionErrorPtr error) { … }

void SpeechRecognition::Started() { … }

void SpeechRecognition::AudioStarted() { … }

void SpeechRecognition::SoundStarted() { … }

void SpeechRecognition::SoundEnded() { … }

void SpeechRecognition::AudioEnded() { … }

void SpeechRecognition::Ended() { … }

const AtomicString& SpeechRecognition::InterfaceName() const { … }

ExecutionContext* SpeechRecognition::GetExecutionContext() const { … }

void SpeechRecognition::ContextDestroyed() { … }

bool SpeechRecognition::HasPendingActivity() const { … }

void SpeechRecognition::PageVisibilityChanged() { … }

void SpeechRecognition::OnConnectionError() { … }

void SpeechRecognition::StartInternal(ExceptionState* exception_state) { … }

SpeechRecognition::SpeechRecognition(LocalDOMWindow* window)
    : … { … }

SpeechRecognition::~SpeechRecognition() = default;

void SpeechRecognition::Trace(Visitor* visitor) const { … }

}  // namespace blink