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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 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ | 5 #ifndef CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ |
6 #define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ | 6 #define CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 #include "base/memory/ref_counted.h" | 9 #include "base/memory/ref_counted.h" |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
11 #include "content/renderer/media/audio_input_message_filter.h" | 11 #include "content/renderer/media/audio_input_message_filter.h" |
12 #include "webkit/plugins/ppapi/plugin_delegate.h" | 12 #include "webkit/plugins/ppapi/plugin_delegate.h" |
13 | 13 |
14 struct AudioParameters; | 14 class AudioParameters; |
15 | 15 |
16 class PepperPlatformAudioInputImpl | 16 class PepperPlatformAudioInputImpl |
17 : public webkit::ppapi::PluginDelegate::PlatformAudioInput, | 17 : public webkit::ppapi::PluginDelegate::PlatformAudioInput, |
18 public AudioInputMessageFilter::Delegate, | 18 public AudioInputMessageFilter::Delegate, |
19 public base::RefCountedThreadSafe<PepperPlatformAudioInputImpl> { | 19 public base::RefCountedThreadSafe<PepperPlatformAudioInputImpl> { |
20 public: | 20 public: |
21 virtual ~PepperPlatformAudioInputImpl(); | 21 virtual ~PepperPlatformAudioInputImpl(); |
22 | 22 |
23 // Factory function, returns NULL on failure. StreamCreated() will be called | 23 // Factory function, returns NULL on failure. StreamCreated() will be called |
24 // when the stream is created. | 24 // when the stream is created. |
25 static PepperPlatformAudioInputImpl* Create( | 25 static PepperPlatformAudioInputImpl* Create( |
26 uint32_t sample_rate, | 26 int sample_rate, |
27 uint32_t sample_count, | 27 int frames_per_buffer, |
28 webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client); | 28 webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client); |
29 | 29 |
30 // PlatformAudioInput implementation (called on main thread). | 30 // PlatformAudioInput implementation (called on main thread). |
31 virtual bool StartCapture() OVERRIDE; | 31 virtual bool StartCapture() OVERRIDE; |
32 virtual bool StopCapture() OVERRIDE; | 32 virtual bool StopCapture() OVERRIDE; |
33 virtual void ShutDown() OVERRIDE; | 33 virtual void ShutDown() OVERRIDE; |
34 | 34 |
35 private: | 35 private: |
36 PepperPlatformAudioInputImpl(); | 36 PepperPlatformAudioInputImpl(); |
37 | 37 |
38 bool Initialize( | 38 bool Initialize( |
39 uint32_t sample_rate, | 39 int sample_rate, |
40 uint32_t sample_count, | 40 int frames_per_buffer, |
41 webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client); | 41 webkit::ppapi::PluginDelegate::PlatformAudioCommonClient* client); |
42 | 42 |
43 // I/O thread backends to above functions. | 43 // I/O thread backends to above functions. |
44 void InitializeOnIOThread(const AudioParameters& params); | 44 void InitializeOnIOThread(const AudioParameters& params); |
45 void StartCaptureOnIOThread(); | 45 void StartCaptureOnIOThread(); |
46 void StopCaptureOnIOThread(); | 46 void StopCaptureOnIOThread(); |
47 void ShutDownOnIOThread(); | 47 void ShutDownOnIOThread(); |
48 | 48 |
49 // AudioInputMessageFilter::Delegate. | 49 // AudioInputMessageFilter::Delegate. |
50 virtual void OnStreamCreated(base::SharedMemoryHandle handle, | 50 virtual void OnStreamCreated(base::SharedMemoryHandle handle, |
(...skipping 14 matching lines...) Expand all Loading... |
65 // Our ID on the MessageFilter. THIS MUST ONLY BE ACCESSED ON THE I/O THREAD | 65 // Our ID on the MessageFilter. THIS MUST ONLY BE ACCESSED ON THE I/O THREAD |
66 // or else you could race with the initialize function which sets it. | 66 // or else you could race with the initialize function which sets it. |
67 int32 stream_id_; | 67 int32 stream_id_; |
68 | 68 |
69 base::MessageLoopProxy* main_message_loop_proxy_; | 69 base::MessageLoopProxy* main_message_loop_proxy_; |
70 | 70 |
71 DISALLOW_COPY_AND_ASSIGN(PepperPlatformAudioInputImpl); | 71 DISALLOW_COPY_AND_ASSIGN(PepperPlatformAudioInputImpl); |
72 }; | 72 }; |
73 | 73 |
74 #endif // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ | 74 #endif // CONTENT_RENDERER_PEPPER_PEPPER_PLATFORM_AUDIO_INPUT_IMPL_H_ |
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