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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ | 5 #ifndef COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ |
6 #define COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ | 6 #define COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
11 #include "base/memory/scoped_ptr.h" | 11 #include "base/memory/scoped_ptr.h" |
12 #include "media/audio/audio_io.h" | 12 #include "media/audio/audio_io.h" |
13 #include "media/audio/audio_parameters.h" | |
14 #include "media/base/audio_converter.h" | 13 #include "media/base/audio_converter.h" |
| 14 #include "media/base/audio_parameters.h" |
15 | 15 |
16 namespace audio_modem { | 16 namespace audio_modem { |
17 | 17 |
18 // The AudioRecorder class will record audio until told to stop. | 18 // The AudioRecorder class will record audio until told to stop. |
19 class AudioRecorder { | 19 class AudioRecorder { |
20 public: | 20 public: |
21 using RecordedSamplesCallback = base::Callback<void(const std::string&)>; | 21 using RecordedSamplesCallback = base::Callback<void(const std::string&)>; |
22 | 22 |
23 // Initializes the object. Do not use this object before calling this method. | 23 // Initializes the object. Do not use this object before calling this method. |
24 virtual void Initialize(const RecordedSamplesCallback& decode_callback) = 0; | 24 virtual void Initialize(const RecordedSamplesCallback& decode_callback) = 0; |
25 | 25 |
26 // If we are already recording, this function will do nothing. | 26 // If we are already recording, this function will do nothing. |
27 virtual void Record() = 0; | 27 virtual void Record() = 0; |
28 // If we are already stopped, this function will do nothing. | 28 // If we are already stopped, this function will do nothing. |
29 virtual void Stop() = 0; | 29 virtual void Stop() = 0; |
30 | 30 |
31 // Cleans up and deletes this object. Do not use object after this call. | 31 // Cleans up and deletes this object. Do not use object after this call. |
32 virtual void Finalize() = 0; | 32 virtual void Finalize() = 0; |
33 | 33 |
34 protected: | 34 protected: |
35 virtual ~AudioRecorder() {} | 35 virtual ~AudioRecorder() {} |
36 }; | 36 }; |
37 | 37 |
38 } // namespace audio_modem | 38 } // namespace audio_modem |
39 | 39 |
40 #endif // COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ | 40 #endif // COMPONENTS_AUDIO_MODEM_AUDIO_RECORDER_H_ |
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