1 // Copyright 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
5 #ifndef CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_DEVICE_NOT_IMPL_H_
6 #define CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_DEVICE_NOT_IMPL_H_
8 #include "base/basictypes.h"
9 #include "base/compiler_specific.h"
10 #include "base/time/time.h"
11 #include "content/common/content_export.h"
12 #include "third_party/webrtc/modules/audio_device/include/audio_device.h"
16 // WebRtcAudioDeviceNotImpl contains default implementations of all methods
17 // in the webrtc::AudioDeviceModule which are currently not supported in Chrome.
18 // The real implementation is in WebRtcAudioDeviceImpl and it derives from
19 // this class. The main purpose of breaking out non-implemented methods into
20 // a separate unit is to make WebRtcAudioDeviceImpl more readable and easier
22 class CONTENT_EXPORT WebRtcAudioDeviceNotImpl
23 : NON_EXPORTED_BASE(public webrtc::AudioDeviceModule) {
25 WebRtcAudioDeviceNotImpl();
27 // webrtc::Module implementation.
28 // TODO(henrika): it is possible to add functionality in these methods.
29 // Only adding very basic support for now without triggering any callback
30 // in the webrtc::AudioDeviceObserver interface.
31 virtual int32_t ChangeUniqueId(const int32_t id) OVERRIDE;
32 virtual int32_t TimeUntilNextProcess() OVERRIDE;
33 virtual int32_t Process() OVERRIDE;
35 // Methods in webrtc::AudioDeviceModule which are not yet implemented.
36 // The idea is that we can move methods from this class to the real
37 // implementation in WebRtcAudioDeviceImpl when needed.
39 virtual int32_t RegisterEventObserver(
40 webrtc::AudioDeviceObserver* event_callback) OVERRIDE;
41 virtual int32_t ActiveAudioLayer(AudioLayer* audio_layer) const OVERRIDE;
42 virtual webrtc::AudioDeviceModule::ErrorCode LastError() const OVERRIDE;
43 virtual int16_t PlayoutDevices() OVERRIDE;
44 virtual int16_t RecordingDevices() OVERRIDE;
45 virtual int32_t PlayoutDeviceName(
46 uint16_t index, char name[webrtc::kAdmMaxDeviceNameSize],
47 char guid[webrtc::kAdmMaxGuidSize]) OVERRIDE;
48 virtual int32_t RecordingDeviceName(
49 uint16_t index, char name[webrtc::kAdmMaxDeviceNameSize],
50 char guid[webrtc::kAdmMaxGuidSize]) OVERRIDE;
51 virtual int32_t SetPlayoutDevice(uint16_t index) OVERRIDE;
52 virtual int32_t SetPlayoutDevice(WindowsDeviceType device) OVERRIDE;
53 virtual int32_t SetRecordingDevice(uint16_t index) OVERRIDE;
54 virtual int32_t SetRecordingDevice(WindowsDeviceType device) OVERRIDE;
55 virtual int32_t InitPlayout() OVERRIDE;
56 virtual int32_t InitRecording() OVERRIDE;
57 virtual int32_t SetWaveOutVolume(uint16_t volume_left,
58 uint16_t volume_right) OVERRIDE;
59 virtual int32_t WaveOutVolume(uint16_t* volume_left,
60 uint16_t* volume_right) const OVERRIDE;
61 virtual int32_t SpeakerIsAvailable(bool* available) OVERRIDE;
62 virtual int32_t InitSpeaker() OVERRIDE;
63 virtual bool SpeakerIsInitialized() const OVERRIDE;
64 virtual int32_t MicrophoneIsAvailable(bool* available) OVERRIDE;
65 virtual int32_t InitMicrophone() OVERRIDE;
66 virtual bool MicrophoneIsInitialized() const OVERRIDE;
67 virtual int32_t SpeakerVolumeIsAvailable(bool* available) OVERRIDE;
68 virtual int32_t SetSpeakerVolume(uint32_t volume) OVERRIDE;
69 virtual int32_t SpeakerVolume(uint32_t* volume) const OVERRIDE;
70 virtual int32_t MaxSpeakerVolume(uint32_t* max_volume) const OVERRIDE;
71 virtual int32_t MinSpeakerVolume(uint32_t* min_volume) const OVERRIDE;
72 virtual int32_t SpeakerVolumeStepSize(uint16_t* step_size) const OVERRIDE;
73 virtual int32_t MicrophoneVolumeIsAvailable(bool* available) OVERRIDE;
74 virtual int32_t MicrophoneVolumeStepSize(
75 uint16_t* step_size) const OVERRIDE;
76 virtual int32_t SpeakerMuteIsAvailable(bool* available) OVERRIDE;
77 virtual int32_t SetSpeakerMute(bool enable) OVERRIDE;
78 virtual int32_t SpeakerMute(bool* enabled) const OVERRIDE;
79 virtual int32_t MicrophoneMuteIsAvailable(bool* available) OVERRIDE;
80 virtual int32_t SetMicrophoneMute(bool enable) OVERRIDE;
81 virtual int32_t MicrophoneMute(bool* enabled) const OVERRIDE;
82 virtual int32_t MicrophoneBoostIsAvailable(bool* available) OVERRIDE;
83 virtual int32_t SetMicrophoneBoost(bool enable) OVERRIDE;
84 virtual int32_t MicrophoneBoost(bool* enabled) const OVERRIDE;
85 virtual int32_t SetStereoPlayout(bool enable) OVERRIDE;
86 virtual int32_t StereoPlayout(bool* enabled) const OVERRIDE;
87 virtual int32_t SetStereoRecording(bool enable) OVERRIDE;
88 virtual int32_t StereoRecording(bool* enabled) const OVERRIDE;
89 virtual int32_t SetRecordingChannel(const ChannelType channel) OVERRIDE;
90 virtual int32_t RecordingChannel(ChannelType* channel) const OVERRIDE;
91 virtual int32_t SetPlayoutBuffer(
92 const BufferType type, uint16_t size_ms) OVERRIDE;
93 virtual int32_t PlayoutBuffer(
94 BufferType* type, uint16_t* size_ms) const OVERRIDE;
95 virtual int32_t CPULoad(uint16_t* load) const OVERRIDE;
96 virtual int32_t StartRawOutputFileRecording(
97 const char pcm_file_name_utf8[webrtc::kAdmMaxFileNameSize]) OVERRIDE;
98 virtual int32_t StopRawOutputFileRecording() OVERRIDE;
99 virtual int32_t StartRawInputFileRecording(
100 const char pcm_file_name_utf8[webrtc::kAdmMaxFileNameSize]) OVERRIDE;
101 virtual int32_t StopRawInputFileRecording() OVERRIDE;
102 virtual int32_t SetRecordingSampleRate(
103 const uint32_t samples_per_sec) OVERRIDE;
104 virtual int32_t SetPlayoutSampleRate(
105 const uint32_t samples_per_sec) OVERRIDE;
106 virtual int32_t ResetAudioDevice() OVERRIDE;
107 virtual int32_t SetLoudspeakerStatus(bool enable) OVERRIDE;
108 virtual int32_t GetLoudspeakerStatus(bool* enabled) const OVERRIDE;
109 virtual int32_t SetAGC(bool enable) OVERRIDE;
110 virtual bool AGC() const OVERRIDE;
113 virtual ~WebRtcAudioDeviceNotImpl() {};
116 base::TimeTicks last_process_time_;
117 DISALLOW_COPY_AND_ASSIGN(WebRtcAudioDeviceNotImpl);
120 } // namespace content
122 #endif // CONTENT_RENDERER_MEDIA_WEBRTC_AUDIO_DEVICE_NOT_IMPL_H_