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/*
* Copyright (c) 2023 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef MODULES_AUDIO_DEVICE_TEST_AUDIO_DEVICE_IMPL_H_
#define MODULES_AUDIO_DEVICE_TEST_AUDIO_DEVICE_IMPL_H_
#include <memory>
#include <vector>
#include "api/task_queue/task_queue_base.h"
#include "api/task_queue/task_queue_factory.h"
#include "modules/audio_device/audio_device_buffer.h"
#include "modules/audio_device/audio_device_generic.h"
#include "modules/audio_device/include/audio_device.h"
#include "modules/audio_device/include/audio_device_defines.h"
#include "modules/audio_device/include/test_audio_device.h"
#include "rtc_base/buffer.h"
#include "rtc_base/synchronization/mutex.h"
namespace webrtc {
class TestAudioDevice : public AudioDeviceGeneric {
public:
// Creates a new TestAudioDevice. When capturing or playing, 10 ms audio
// frames will be processed every 10ms / `speed`.
// `capturer` is an object that produces audio data. Can be nullptr if this
// device is never used for recording.
// `renderer` is an object that receives audio data that would have been
// played out. Can be nullptr if this device is never used for playing.
TestAudioDevice(TaskQueueFactory* task_queue_factory,
std::unique_ptr<TestAudioDeviceModule::Capturer> capturer,
std::unique_ptr<TestAudioDeviceModule::Renderer> renderer,
float speed = 1);
TestAudioDevice(const TestAudioDevice&) = delete;
TestAudioDevice& operator=(const TestAudioDevice&) = delete;
~TestAudioDevice() override = default;
// Retrieve the currently utilized audio layer
int32_t ActiveAudioLayer(
AudioDeviceModule::AudioLayer& audioLayer) const override {
return 0;
}
// Main initializaton and termination
InitStatus Init() override;
int32_t Terminate() override { return 0; }
bool Initialized() const override { return true; }
// Device enumeration
int16_t PlayoutDevices() override { return 0; }
int16_t RecordingDevices() override { return 0; }
int32_t PlayoutDeviceName(uint16_t index,
char name[kAdmMaxDeviceNameSize],
char guid[kAdmMaxGuidSize]) override {
return 0;
}
int32_t RecordingDeviceName(uint16_t index,
char name[kAdmMaxDeviceNameSize],
char guid[kAdmMaxGuidSize]) override {
return 0;
}
// Device selection
int32_t SetPlayoutDevice(uint16_t index) override { return 0; }
int32_t SetPlayoutDevice(
AudioDeviceModule::WindowsDeviceType device) override {
return 0;
}
int32_t SetRecordingDevice(uint16_t index) override { return 0; }
int32_t SetRecordingDevice(
AudioDeviceModule::WindowsDeviceType device) override {
return 0;
}
// Audio transport initialization
int32_t PlayoutIsAvailable(bool& available) override;
int32_t InitPlayout() override;
bool PlayoutIsInitialized() const override;
int32_t RecordingIsAvailable(bool& available) override;
int32_t InitRecording() override;
bool RecordingIsInitialized() const override;
// Audio transport control
int32_t StartPlayout() override;
int32_t StopPlayout() override;
bool Playing() const override;
int32_t StartRecording() override;
int32_t StopRecording() override;
bool Recording() const override;
// Audio mixer initialization
int32_t InitSpeaker() override { return 0; }
bool SpeakerIsInitialized() const override { return true; }
int32_t InitMicrophone() override { return 0; }
bool MicrophoneIsInitialized() const override { return true; }
// Speaker volume controls
int32_t SpeakerVolumeIsAvailable(bool& available) override { return 0; }
int32_t SetSpeakerVolume(uint32_t volume) override { return 0; }
int32_t SpeakerVolume(uint32_t& volume) const override { return 0; }
int32_t MaxSpeakerVolume(uint32_t& maxVolume) const override { return 0; }
int32_t MinSpeakerVolume(uint32_t& minVolume) const override { return 0; }
// Microphone volume controls
int32_t MicrophoneVolumeIsAvailable(bool& available) override { return 0; }
int32_t SetMicrophoneVolume(uint32_t volume) override { return 0; }
int32_t MicrophoneVolume(uint32_t& volume) const override { return 0; }
int32_t MaxMicrophoneVolume(uint32_t& maxVolume) const override { return 0; }
int32_t MinMicrophoneVolume(uint32_t& minVolume) const override { return 0; }
// Speaker mute control
int32_t SpeakerMuteIsAvailable(bool& available) override { return 0; }
int32_t SetSpeakerMute(bool enable) override { return 0; }
int32_t SpeakerMute(bool& enabled) const override { return 0; }
// Microphone mute control
int32_t MicrophoneMuteIsAvailable(bool& available) override { return 0; }
int32_t SetMicrophoneMute(bool enable) override { return 0; }
int32_t MicrophoneMute(bool& enabled) const override { return 0; }
// Stereo support
int32_t StereoPlayoutIsAvailable(bool& available) override {
available = false;
return 0;
}
int32_t SetStereoPlayout(bool enable) override { return 0; }
int32_t StereoPlayout(bool& enabled) const override { return 0; }
int32_t StereoRecordingIsAvailable(bool& available) override {
available = false;
return 0;
}
int32_t SetStereoRecording(bool enable) override { return 0; }
int32_t StereoRecording(bool& enabled) const override { return 0; }
// Delay information and control
int32_t PlayoutDelay(uint16_t& delayMS) const override {
delayMS = 0;
return 0;
}
// Android only
bool BuiltInAECIsAvailable() const override { return false; }
bool BuiltInAGCIsAvailable() const override { return false; }
bool BuiltInNSIsAvailable() const override { return false; }
// Windows Core Audio and Android only.
int32_t EnableBuiltInAEC(bool enable) override { return -1; }
int32_t EnableBuiltInAGC(bool enable) override { return -1; }
int32_t EnableBuiltInNS(bool enable) override { return -1; }
// Play underrun count.
int32_t GetPlayoutUnderrunCount() const override { return -1; }
// iOS only.
// TODO(henrika): add Android support.
#if defined(WEBRTC_IOS)
int GetPlayoutAudioParameters(AudioParameters* params) const override {
return -1;
}
int GetRecordAudioParameters(AudioParameters* params) const override {
return -1;
}
#endif // WEBRTC_IOS
void AttachAudioBuffer(AudioDeviceBuffer* audio_buffer) override;
private:
void ProcessAudio();
TaskQueueFactory* const task_queue_factory_;
const std::unique_ptr<TestAudioDeviceModule::Capturer> capturer_
RTC_GUARDED_BY(lock_);
const std::unique_ptr<TestAudioDeviceModule::Renderer> renderer_
RTC_GUARDED_BY(lock_);
const int64_t process_interval_us_;
mutable Mutex lock_;
AudioDeviceBuffer* audio_buffer_ RTC_GUARDED_BY(lock_) = nullptr;
bool rendering_ RTC_GUARDED_BY(lock_) = false;
bool capturing_ RTC_GUARDED_BY(lock_) = false;
bool rendering_initialized_ RTC_GUARDED_BY(lock_) = false;
bool capturing_initialized_ RTC_GUARDED_BY(lock_) = false;
std::vector<int16_t> playout_buffer_ RTC_GUARDED_BY(lock_);
rtc::BufferT<int16_t> recording_buffer_ RTC_GUARDED_BY(lock_);
std::unique_ptr<TaskQueueBase, TaskQueueDeleter> task_queue_;
};
} // namespace webrtc
#endif // MODULES_AUDIO_DEVICE_TEST_AUDIO_DEVICE_IMPL_H_
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