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1 // Copyright (c) 2011 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 #ifndef CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ | 5 #ifndef CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ |
6 #define CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ | 6 #define CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "content/browser/speech/endpointer/energy_endpointer.h" | 9 #include "content/browser/speech/endpointer/energy_endpointer.h" |
10 #include "content/common/content_export.h" | 10 #include "content/common/content_export.h" |
11 | 11 |
12 class EpStatus; | 12 class EpStatus; |
13 | 13 |
14 namespace speech_input { | 14 namespace speech { |
15 | 15 |
16 // A simple interface to the underlying energy-endpointer implementation, this | 16 // A simple interface to the underlying energy-endpointer implementation, this |
17 // class lets callers provide audio as being recorded and let them poll to find | 17 // class lets callers provide audio as being recorded and let them poll to find |
18 // when the user has stopped speaking. | 18 // when the user has stopped speaking. |
19 // | 19 // |
20 // There are two events that may trigger the end of speech: | 20 // There are two events that may trigger the end of speech: |
21 // | 21 // |
22 // speechInputPossiblyComplete event: | 22 // speechInputPossiblyComplete event: |
23 // | 23 // |
24 // Signals that silence/noise has been detected for a *short* amount of | 24 // Signals that silence/noise has been detected for a *short* amount of |
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140 EpStatus old_ep_status_; | 140 EpStatus old_ep_status_; |
141 bool waiting_for_speech_possibly_complete_timeout_; | 141 bool waiting_for_speech_possibly_complete_timeout_; |
142 bool waiting_for_speech_complete_timeout_; | 142 bool waiting_for_speech_complete_timeout_; |
143 bool speech_previously_detected_; | 143 bool speech_previously_detected_; |
144 bool speech_input_complete_; | 144 bool speech_input_complete_; |
145 EnergyEndpointer energy_endpointer_; | 145 EnergyEndpointer energy_endpointer_; |
146 int sample_rate_; | 146 int sample_rate_; |
147 int32 frame_size_; | 147 int32 frame_size_; |
148 }; | 148 }; |
149 | 149 |
150 } // namespace speech_input | 150 } // namespace speech |
151 | 151 |
152 #endif // CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ | 152 #endif // CONTENT_BROWSER_SPEECH_ENDPOINTER_ENDPOINTER_H_ |
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