speech_recognition_dispatcher_host.cc revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/browser/speech/speech_recognition_dispatcher_host.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/bind.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/command_line.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/lazy_instance.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/common/speech_recognition_messages.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/speech_recognition_manager.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/speech_recognition_preferences.h" 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/speech_recognition_session_config.h" 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/browser/speech_recognition_session_context.h" 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "content/public/common/content_switches.h" 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace content { 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpeechRecognitionManager* SpeechRecognitionDispatcherHost::manager_for_tests_; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::SetManagerForTests( 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpeechRecognitionManager* manager) { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager_for_tests_ = manager; 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpeechRecognitionDispatcherHost::SpeechRecognitionDispatcherHost( 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int render_process_id, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) net::URLRequestContextGetter* context_getter, 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpeechRecognitionPreferences* recognition_preferences) 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : render_process_id_(render_process_id), 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context_getter_(context_getter), 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) recognition_preferences_(recognition_preferences) { 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Do not add any non-trivial initialization here, instead do it lazily when 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // required (e.g. see the method |manager()|) or add an Init() method. 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpeechRecognitionDispatcherHost::~SpeechRecognitionDispatcherHost() { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (SpeechRecognitionManager* sr_manager = manager()) 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) sr_manager->AbortAllSessionsForListener(this); 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)SpeechRecognitionManager* SpeechRecognitionDispatcherHost::manager() { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (manager_for_tests_) 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return manager_for_tests_; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 452a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) return SpeechRecognitionManager::GetInstance(); 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool SpeechRecognitionDispatcherHost::OnMessageReceived( 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const IPC::Message& message, bool* message_was_ok) { 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) bool handled = true; 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_BEGIN_MESSAGE_MAP_EX(SpeechRecognitionDispatcherHost, message, 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) *message_was_ok) 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_StartRequest, 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnStartRequest) 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_AbortRequest, 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnAbortRequest) 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_MESSAGE_HANDLER(SpeechRecognitionHostMsg_StopCaptureRequest, 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) OnStopCaptureRequest) 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_MESSAGE_UNHANDLED(handled = false) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) IPC_END_MESSAGE_MAP() 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return handled; 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnStartRequest( 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionHostMsg_StartRequest_Params& params) { 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpeechRecognitionSessionContext context; 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.context_name = params.origin_url; 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.render_process_id = render_process_id_; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.render_view_id = params.render_view_id; 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id = params.request_id; 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.requested_by_page_element = false; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) SpeechRecognitionSessionConfig config; 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.is_legacy_api = false; 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.language = params.language; 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.grammars = params.grammars; 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.max_hypotheses = params.max_hypotheses; 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.origin_url = params.origin_url; 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.initial_context = context; 815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.url_request_context_getter = context_getter_.get(); 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (recognition_preferences_) { 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.filter_profanities = recognition_preferences_->FilterProfanities(); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } else { 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.filter_profanities = false; 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.continuous = params.continuous; 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.interim_results = params.interim_results; 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) config.event_listener = this; 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id = manager()->CreateSession(config); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) DCHECK_NE(session_id, SpeechRecognitionManager::kSessionIDInvalid); 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->StartSession(session_id); 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnAbortRequest(int render_view_id, 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int request_id) { 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id = manager()->GetSession(render_process_id_, 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) render_view_id, 1005821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) request_id); 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The renderer might provide an invalid |request_id| if the session was not 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // started as expected, e.g., due to unsatisfied security requirements. 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (session_id != SpeechRecognitionManager::kSessionIDInvalid) 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->AbortSession(session_id); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnStopCaptureRequest( 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int render_view_id, int request_id) { 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id = manager()->GetSession(render_process_id_, 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) render_view_id, 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) request_id); 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The renderer might provide an invalid |request_id| if the session was not 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // started as expected, e.g., due to unsatisfied security requirements. 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (session_id != SpeechRecognitionManager::kSessionIDInvalid) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->StopAudioCaptureForSession(session_id); 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// -------- SpeechRecognitionEventListener interface implementation ----------- 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnRecognitionStart(int session_id) { 1235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_Started(context.render_view_id, 1265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnAudioStart(int session_id) { 1305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_AudioStarted(context.render_view_id, 1335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnSoundStart(int session_id) { 1375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_SoundStarted(context.render_view_id, 1405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnSoundEnd(int session_id) { 1445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_SoundEnded(context.render_view_id, 1475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnAudioEnd(int session_id) { 1515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_AudioEnded(context.render_view_id, 1545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnRecognitionEnd(int session_id) { 1585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_Ended(context.render_view_id, 1615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id)); 1625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1642a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles)void SpeechRecognitionDispatcherHost::OnRecognitionResults( 1655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id, 1662a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) const SpeechRecognitionResults& results) { 1675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_ResultRetrieved(context.render_view_id, 1705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id, 1712a99a7e74a7f215066514fe81d2bfa6639d9edddTorne (Richard Coles) results)); 1725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnRecognitionError( 1755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id, 1765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionError& error) { 1775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const SpeechRecognitionSessionContext& context = 1785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) manager()->GetSessionContext(session_id); 1795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) Send(new SpeechRecognitionMsg_ErrorOccurred(context.render_view_id, 1805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) context.request_id, 1815821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) error)); 1825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The events below are currently not used by speech JS APIs implementation. 1855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnAudioLevelsChange(int session_id, 1865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) float volume, 1875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) float noise_volume) { 1885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void SpeechRecognitionDispatcherHost::OnEnvironmentEstimationComplete( 1915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) int session_id) { 1925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace content 195