811269df40
BUG=1662 R=xians@webrtc.org Review URL: https://webrtc-codereview.appspot.com/1785005 git-svn-id: http://webrtc.googlecode.com/svn/trunk@4330 4adac7df-926f-26a2-2b94-8c16560cd09d
183 lines
6.8 KiB
C++
183 lines
6.8 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_GENERIC_H
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#define WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_GENERIC_H
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#include "webrtc/modules/audio_device/audio_device_buffer.h"
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#include "webrtc/modules/audio_device/include/audio_device.h"
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namespace webrtc {
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class AudioDeviceGeneric
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{
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public:
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// Retrieve the currently utilized audio layer
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virtual int32_t ActiveAudioLayer(
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AudioDeviceModule::AudioLayer& audioLayer) const = 0;
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// Main initializaton and termination
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virtual int32_t Init() = 0;
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virtual int32_t Terminate() = 0;
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virtual bool Initialized() const = 0;
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// Device enumeration
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virtual int16_t PlayoutDevices() = 0;
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virtual int16_t RecordingDevices() = 0;
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virtual int32_t PlayoutDeviceName(
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uint16_t index,
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char name[kAdmMaxDeviceNameSize],
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char guid[kAdmMaxGuidSize]) = 0;
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virtual int32_t RecordingDeviceName(
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uint16_t index,
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char name[kAdmMaxDeviceNameSize],
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char guid[kAdmMaxGuidSize]) = 0;
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// Device selection
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virtual int32_t SetPlayoutDevice(uint16_t index) = 0;
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virtual int32_t SetPlayoutDevice(
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AudioDeviceModule::WindowsDeviceType device) = 0;
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virtual int32_t SetRecordingDevice(uint16_t index) = 0;
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virtual int32_t SetRecordingDevice(
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AudioDeviceModule::WindowsDeviceType device) = 0;
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// Audio transport initialization
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virtual int32_t PlayoutIsAvailable(bool& available) = 0;
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virtual int32_t InitPlayout() = 0;
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virtual bool PlayoutIsInitialized() const = 0;
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virtual int32_t RecordingIsAvailable(bool& available) = 0;
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virtual int32_t InitRecording() = 0;
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virtual bool RecordingIsInitialized() const = 0;
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// Audio transport control
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virtual int32_t StartPlayout() = 0;
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virtual int32_t StopPlayout() = 0;
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virtual bool Playing() const = 0;
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virtual int32_t StartRecording() = 0;
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virtual int32_t StopRecording() = 0;
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virtual bool Recording() const = 0;
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// Microphone Automatic Gain Control (AGC)
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virtual int32_t SetAGC(bool enable) = 0;
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virtual bool AGC() const = 0;
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// Volume control based on the Windows Wave API (Windows only)
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virtual int32_t SetWaveOutVolume(uint16_t volumeLeft,
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uint16_t volumeRight) = 0;
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virtual int32_t WaveOutVolume(uint16_t& volumeLeft,
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uint16_t& volumeRight) const = 0;
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// Audio mixer initialization
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virtual int32_t SpeakerIsAvailable(bool& available) = 0;
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virtual int32_t InitSpeaker() = 0;
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virtual bool SpeakerIsInitialized() const = 0;
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virtual int32_t MicrophoneIsAvailable(bool& available) = 0;
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virtual int32_t InitMicrophone() = 0;
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virtual bool MicrophoneIsInitialized() const = 0;
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// Speaker volume controls
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virtual int32_t SpeakerVolumeIsAvailable(bool& available) = 0;
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virtual int32_t SetSpeakerVolume(uint32_t volume) = 0;
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virtual int32_t SpeakerVolume(uint32_t& volume) const = 0;
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virtual int32_t MaxSpeakerVolume(uint32_t& maxVolume) const = 0;
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virtual int32_t MinSpeakerVolume(uint32_t& minVolume) const = 0;
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virtual int32_t SpeakerVolumeStepSize(
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uint16_t& stepSize) const = 0;
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// Microphone volume controls
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virtual int32_t MicrophoneVolumeIsAvailable(bool& available) = 0;
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virtual int32_t SetMicrophoneVolume(uint32_t volume) = 0;
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virtual int32_t MicrophoneVolume(uint32_t& volume) const = 0;
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virtual int32_t MaxMicrophoneVolume(
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uint32_t& maxVolume) const = 0;
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virtual int32_t MinMicrophoneVolume(
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uint32_t& minVolume) const = 0;
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virtual int32_t MicrophoneVolumeStepSize(
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uint16_t& stepSize) const = 0;
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// Speaker mute control
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virtual int32_t SpeakerMuteIsAvailable(bool& available) = 0;
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virtual int32_t SetSpeakerMute(bool enable) = 0;
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virtual int32_t SpeakerMute(bool& enabled) const = 0;
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// Microphone mute control
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virtual int32_t MicrophoneMuteIsAvailable(bool& available) = 0;
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virtual int32_t SetMicrophoneMute(bool enable) = 0;
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virtual int32_t MicrophoneMute(bool& enabled) const = 0;
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// Microphone boost control
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virtual int32_t MicrophoneBoostIsAvailable(bool& available) = 0;
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virtual int32_t SetMicrophoneBoost(bool enable) = 0;
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virtual int32_t MicrophoneBoost(bool& enabled) const = 0;
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// Stereo support
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virtual int32_t StereoPlayoutIsAvailable(bool& available) = 0;
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virtual int32_t SetStereoPlayout(bool enable) = 0;
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virtual int32_t StereoPlayout(bool& enabled) const = 0;
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virtual int32_t StereoRecordingIsAvailable(bool& available) = 0;
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virtual int32_t SetStereoRecording(bool enable) = 0;
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virtual int32_t StereoRecording(bool& enabled) const = 0;
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// Delay information and control
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virtual int32_t SetPlayoutBuffer(
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const AudioDeviceModule::BufferType type,
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uint16_t sizeMS = 0) = 0;
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virtual int32_t PlayoutBuffer(
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AudioDeviceModule::BufferType& type, uint16_t& sizeMS) const = 0;
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virtual int32_t PlayoutDelay(uint16_t& delayMS) const = 0;
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virtual int32_t RecordingDelay(uint16_t& delayMS) const = 0;
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// CPU load
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virtual int32_t CPULoad(uint16_t& load) const = 0;
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// Native sample rate controls (samples/sec)
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virtual int32_t SetRecordingSampleRate(
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const uint32_t samplesPerSec);
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virtual int32_t SetPlayoutSampleRate(
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const uint32_t samplesPerSec);
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// Speaker audio routing (for mobile devices)
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virtual int32_t SetLoudspeakerStatus(bool enable);
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virtual int32_t GetLoudspeakerStatus(bool& enable) const;
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// Reset Audio Device (for mobile devices)
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virtual int32_t ResetAudioDevice();
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// Sound Audio Device control (for WinCE only)
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virtual int32_t SoundDeviceControl(unsigned int par1 = 0,
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unsigned int par2 = 0,
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unsigned int par3 = 0,
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unsigned int par4 = 0);
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// Windows Core Audio only.
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virtual int32_t EnableBuiltInAEC(bool enable);
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virtual bool BuiltInAECIsEnabled() const;
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public:
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virtual bool PlayoutWarning() const = 0;
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virtual bool PlayoutError() const = 0;
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virtual bool RecordingWarning() const = 0;
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virtual bool RecordingError() const = 0;
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virtual void ClearPlayoutWarning() = 0;
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virtual void ClearPlayoutError() = 0;
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virtual void ClearRecordingWarning() = 0;
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virtual void ClearRecordingError() = 0;
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public:
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virtual void AttachAudioBuffer(AudioDeviceBuffer* audioBuffer) = 0;
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virtual ~AudioDeviceGeneric() {}
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};
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} // namespace webrtc
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#endif // WEBRTC_AUDIO_DEVICE_AUDIO_DEVICE_GENERIC_H
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