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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "content/browser/speech/speech_recognition_manager_impl.h" | 5 #include "content/browser/speech/speech_recognition_manager_impl.h" |
6 | 6 |
7 #include "base/bind.h" | 7 #include "base/bind.h" |
8 #include "content/browser/browser_main_loop.h" | 8 #include "content/browser/browser_main_loop.h" |
9 #include "content/browser/renderer_host/media/media_stream_manager.h" | 9 #include "content/browser/renderer_host/media/media_stream_manager.h" |
10 #include "content/browser/speech/google_one_shot_remote_engine.h" | 10 #include "content/browser/speech/google_one_shot_remote_engine.h" |
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39 } | 39 } |
40 | 40 |
41 } // namespace | 41 } // namespace |
42 | 42 |
43 SpeechRecognitionManager* SpeechRecognitionManager::GetInstance() { | 43 SpeechRecognitionManager* SpeechRecognitionManager::GetInstance() { |
44 return SpeechRecognitionManagerImpl::GetInstance(); | 44 return SpeechRecognitionManagerImpl::GetInstance(); |
45 } | 45 } |
46 | 46 |
47 #if !defined(OS_IOS) | 47 #if !defined(OS_IOS) |
48 class SpeechRecognitionManagerImpl::PermissionRequest | 48 class SpeechRecognitionManagerImpl::PermissionRequest |
49 : public media_stream::MediaStreamRequester { | 49 : public MediaStreamRequester { |
50 public: | 50 public: |
51 PermissionRequest(int session_id, | 51 PermissionRequest(int session_id, |
52 const base::Callback<void(bool is_allowed)>& callback) | 52 const base::Callback<void(bool is_allowed)>& callback) |
53 : session_id_(session_id), | 53 : session_id_(session_id), |
54 callback_(callback), | 54 callback_(callback), |
55 started_(false) { | 55 started_(false) { |
56 } | 56 } |
57 | 57 |
58 virtual ~PermissionRequest() { | 58 virtual ~PermissionRequest() { |
59 if (started_) | 59 if (started_) |
60 Abort(); | 60 Abort(); |
61 } | 61 } |
62 | 62 |
63 void Start(int render_process_id, int render_view_id, const GURL& origin) { | 63 void Start(int render_process_id, int render_view_id, const GURL& origin) { |
64 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 64 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
65 started_ = true; | 65 started_ = true; |
66 BrowserMainLoop::GetMediaStreamManager()->GenerateStream( | 66 BrowserMainLoop::GetMediaStreamManager()->GenerateStream( |
67 this, | 67 this, |
68 render_process_id, | 68 render_process_id, |
69 render_view_id, | 69 render_view_id, |
70 media_stream::StreamOptions(MEDIA_DEVICE_AUDIO_CAPTURE, | 70 StreamOptions(MEDIA_DEVICE_AUDIO_CAPTURE, MEDIA_DEVICE_VIDEO_CAPTURE), |
71 MEDIA_DEVICE_VIDEO_CAPTURE), | |
72 origin, | 71 origin, |
73 &label_); | 72 &label_); |
74 } | 73 } |
75 | 74 |
76 void Abort() { | 75 void Abort() { |
77 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 76 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
78 started_ = false; | 77 started_ = false; |
79 BrowserMainLoop::GetMediaStreamManager()->CancelRequest(label_); | 78 BrowserMainLoop::GetMediaStreamManager()->CancelRequest(label_); |
80 } | 79 } |
81 | 80 |
82 int Session() const { return session_id_; } | 81 int Session() const { return session_id_; } |
83 | 82 |
84 // MediaStreamRequester methods. | 83 // MediaStreamRequester methods. |
85 virtual void StreamGenerated( | 84 virtual void StreamGenerated( |
86 const std::string& label, | 85 const std::string& label, |
87 const media_stream::StreamDeviceInfoArray& audio_devices, | 86 const StreamDeviceInfoArray& audio_devices, |
88 const media_stream::StreamDeviceInfoArray& video_devices) OVERRIDE { | 87 const StreamDeviceInfoArray& video_devices) OVERRIDE { |
89 // TODO(hans): One day it would be nice to actually use the generated stream | 88 // TODO(hans): One day it would be nice to actually use the generated stream |
90 // but right now we only use it to request permission, and then we dump it. | 89 // but right now we only use it to request permission, and then we dump it. |
91 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 90 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
92 started_ = false; | 91 started_ = false; |
93 BrowserThread::PostTask( | 92 BrowserThread::PostTask( |
94 BrowserThread::IO, | 93 BrowserThread::IO, |
95 FROM_HERE, | 94 FROM_HERE, |
96 base::Bind(&media_stream::MediaStreamManager::StopGeneratedStream, | 95 base::Bind(&MediaStreamManager::StopGeneratedStream, |
97 base::Unretained(BrowserMainLoop::GetMediaStreamManager()), | 96 base::Unretained(BrowserMainLoop::GetMediaStreamManager()), |
98 label)); | 97 label)); |
99 callback_.Run(true); | 98 callback_.Run(true); |
100 } | 99 } |
101 | 100 |
102 virtual void StreamGenerationFailed(const std::string& label) OVERRIDE { | 101 virtual void StreamGenerationFailed(const std::string& label) OVERRIDE { |
103 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); | 102 DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO)); |
104 started_ = false; | 103 started_ = false; |
105 callback_.Run(false); | 104 callback_.Run(false); |
106 } | 105 } |
107 | 106 |
108 // The callbacks below are ignored. | 107 // The callbacks below are ignored. |
109 virtual void DevicesEnumerated( | 108 virtual void DevicesEnumerated( |
110 const std::string& label, | 109 const std::string& label, |
111 const media_stream::StreamDeviceInfoArray& devices) OVERRIDE {} | 110 const StreamDeviceInfoArray& devices) OVERRIDE {} |
112 virtual void DeviceOpened( | 111 virtual void DeviceOpened( |
113 const std::string& label, | 112 const std::string& label, |
114 const media_stream::StreamDeviceInfo& device_info) OVERRIDE {} | 113 const StreamDeviceInfo& device_info) OVERRIDE {} |
115 | 114 |
116 private: | 115 private: |
117 int session_id_; | 116 int session_id_; |
118 base::Callback<void(bool is_allowed)> callback_; | 117 base::Callback<void(bool is_allowed)> callback_; |
119 std::string label_; | 118 std::string label_; |
120 bool started_; | 119 bool started_; |
121 }; | 120 }; |
122 #endif // !defined(OS_IOS) | 121 #endif // !defined(OS_IOS) |
123 | 122 |
124 SpeechRecognitionManagerImpl* SpeechRecognitionManagerImpl::GetInstance() { | 123 SpeechRecognitionManagerImpl* SpeechRecognitionManagerImpl::GetInstance() { |
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673 | 672 |
674 SpeechRecognitionManagerImpl::Session::Session() | 673 SpeechRecognitionManagerImpl::Session::Session() |
675 : id(kSessionIDInvalid), | 674 : id(kSessionIDInvalid), |
676 listener_is_active(true) { | 675 listener_is_active(true) { |
677 } | 676 } |
678 | 677 |
679 SpeechRecognitionManagerImpl::Session::~Session() { | 678 SpeechRecognitionManagerImpl::Session::~Session() { |
680 } | 679 } |
681 | 680 |
682 } // namespace content | 681 } // namespace content |
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