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Replace QAudioDeviceInfo with CAudioDeviceInfo where possible

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QAudioDeviceInfo is a low level technical class, which shouldn't be used in higher level code. Remove it from all APIs
where possible and just create it in order to interface with QAudio
This commit is contained in:
Roland Rossgotterer
2019-10-02 14:50:37 +02:00
committed by Mat Sutcliffe
parent 8656131eb1
commit a2e3700739
18 changed files with 141 additions and 863 deletions
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30
src/blackcore/afv/audio/input.cpp
View File

@@ -15,6 +15,7 @@
#include <QtGlobal>
#include <QStringBuilder>
#include <QDebug>
#include <QAudioDeviceInfo>
#include <cmath>
using namespace BlackMisc;
@@ -90,21 +91,40 @@ namespace BlackCore
m_encoder.setBitRate(16 * 1024);
}
void CInput::start(const QAudioDeviceInfo &inputDevice)
void CInput::start(const BlackMisc::Audio::CAudioDeviceInfo &inputDevice)
{
if (m_started) { return; }
m_device = inputDevice;
QAudioDeviceInfo selectedDevice;
if (inputDevice.isDefault())
{
selectedDevice = QAudioDeviceInfo::defaultInputDevice();
}
else
{
// TODO: Add smart algorithm to find the device with lowest latency
const QList<QAudioDeviceInfo> inputDevices = QAudioDeviceInfo::availableDevices(QAudio::AudioInput);
for (const QAudioDeviceInfo &d : inputDevices)
{
if (d.deviceName() == inputDevice.getName())
{
selectedDevice = d;
}
}
}
m_inputFormat.setSampleRate(m_sampleRate);
m_inputFormat.setChannelCount(1);
m_inputFormat.setSampleSize(16);
m_inputFormat.setSampleType(QAudioFormat::SignedInt);
m_inputFormat.setByteOrder(QAudioFormat::LittleEndian);
m_inputFormat.setCodec("audio/pcm");
if (!inputDevice.isFormatSupported(m_inputFormat))
if (!selectedDevice.isFormatSupported(m_inputFormat))
{
m_inputFormat = inputDevice.nearestFormat(m_inputFormat);
m_inputFormat = selectedDevice.nearestFormat(m_inputFormat);
const QString w =
inputDevice.deviceName() %
selectedDevice.deviceName() %
": Default INPUT format not supported - trying to use nearest" %
" Sample rate: " % QString::number(m_inputFormat.sampleRate()) %
" Sample size: " % QString::number(m_inputFormat.sampleSize()) %
@@ -115,7 +135,7 @@ namespace BlackCore
CLogMessage(this).warning(w);
}
m_audioInput.reset(new QAudioInput(inputDevice, m_inputFormat));
m_audioInput.reset(new QAudioInput(selectedDevice, m_inputFormat));
m_audioInputBuffer.start();
m_audioInput->start(&m_audioInputBuffer);

9
src/blackcore/afv/audio/input.h
View File

@@ -13,8 +13,8 @@
#include "blacksound/sampleprovider/bufferedwaveprovider.h"
#include "blacksound/codecs/opusencoder.h"
#include "blackmisc/audio/audiodeviceinfo.h"
#include <QAudioDeviceInfo>
#include <QAudioInput>
#include <QString>
#include <QDateTime>
@@ -70,7 +70,6 @@ namespace BlackCore
struct InputVolumeStreamArgs
{
QAudioDeviceInfo DeviceNumber;
double PeakRaw = 0.0;
double PeakDB = -1.0 * std::numeric_limits<double>::infinity();
double PeakVU = 0.0;
@@ -101,13 +100,13 @@ namespace BlackCore
bool started() const { return m_started; }
//! Start
void start(const QAudioDeviceInfo &inputDevice);
void start(const BlackMisc::Audio::CAudioDeviceInfo &inputDevice);
//! Stop
void stop();
//! Corresponding device
const QAudioDeviceInfo &device() const { return m_device; }
const BlackMisc::Audio::CAudioDeviceInfo &device() const { return m_device; }
signals:
//! Volume stream data
@@ -124,7 +123,7 @@ namespace BlackCore
BlackSound::Codecs::COpusEncoder m_encoder;
QScopedPointer<QAudioInput> m_audioInput;
QAudioDeviceInfo m_device;
BlackMisc::Audio::CAudioDeviceInfo m_device;
QAudioFormat m_inputFormat;
bool m_started = false;

32
src/blackcore/afv/audio/output.cpp
View File

@@ -17,6 +17,7 @@
#include <cmath>
using namespace BlackMisc;
using namespace BlackMisc::Audio;
using namespace BlackSound;
using namespace BlackSound::SampleProvider;
@@ -81,11 +82,32 @@ namespace BlackCore
Output::Output(QObject *parent) : QObject(parent)
{ }
void Output::start(const QAudioDeviceInfo &outputDevice, ISampleProvider *sampleProvider)
void Output::start(const CAudioDeviceInfo &outputDevice, ISampleProvider *sampleProvider)
{
if (m_started) { return; }
m_audioOutputBuffer = new CAudioOutputBuffer(sampleProvider, this);
connect(m_audioOutputBuffer, &CAudioOutputBuffer::outputVolumeStream, this, &Output::outputVolumeStream);
m_device = outputDevice;
QAudioDeviceInfo selectedDevice;
if (outputDevice.isDefault())
{
selectedDevice = QAudioDeviceInfo::defaultOutputDevice();
}
else
{
// TODO: Add smart algorithm to find the device with lowest latency
const QList<QAudioDeviceInfo> outputDevices = QAudioDeviceInfo::availableDevices(QAudio::AudioOutput);
for (const QAudioDeviceInfo &d : outputDevices)
{
if (d.deviceName() == outputDevice.getName())
{
selectedDevice = d;
}
}
}
QAudioFormat outputFormat;
outputFormat.setSampleRate(48000);
outputFormat.setChannelCount(1);
@@ -94,11 +116,11 @@ namespace BlackCore
outputFormat.setByteOrder(QAudioFormat::LittleEndian);
outputFormat.setCodec("audio/pcm");
if (!outputDevice.isFormatSupported(outputFormat))
if (!selectedDevice.isFormatSupported(outputFormat))
{
outputFormat = outputDevice.nearestFormat(outputFormat);
outputFormat = selectedDevice.nearestFormat(outputFormat);
const QString w =
outputDevice.deviceName() %
selectedDevice.deviceName() %
": Default OUTPUT format not supported - trying to use nearest" %
" Sample rate: " % QString::number(outputFormat.sampleRate()) %
" Sample size: " % QString::number(outputFormat.sampleSize()) %
@@ -109,7 +131,7 @@ namespace BlackCore
CLogMessage(this).warning(w);
}
m_audioOutputCom.reset(new QAudioOutput(outputDevice, outputFormat));
m_audioOutputCom.reset(new QAudioOutput(selectedDevice, outputFormat));
// m_audioOutput->setBufferSize(bufferSize);
m_audioOutputBuffer->open(QIODevice::ReadWrite | QIODevice::Unbuffered);
m_audioOutputBuffer->setAudioFormat(outputFormat);

9
src/blackcore/afv/audio/output.h
View File

@@ -12,9 +12,9 @@
#define BLACKCORE_AFV_AUDIO_OUTPUT_H
#include "blacksound/sampleprovider/sampleprovider.h"
#include "blackmisc/audio/audiodeviceinfo.h"
#include <QObject>
#include <QAudioDeviceInfo>
#include <QAudioOutput>
namespace BlackCore
@@ -26,7 +26,6 @@ namespace BlackCore
//! Stream args
struct OutputVolumeStreamArgs
{
QAudioDeviceInfo DeviceNumber;
double PeakRaw = 0.0;
double PeakDB = -1 * std::numeric_limits<double>::infinity();
double PeakVU = 0.0;
@@ -82,13 +81,13 @@ namespace BlackCore
}
//! Start output
void start(const QAudioDeviceInfo &outputDevice, BlackSound::SampleProvider::ISampleProvider *sampleProvider);
void start(const BlackMisc::Audio::CAudioDeviceInfo &outputDevice, BlackSound::SampleProvider::ISampleProvider *sampleProvider);
//! Stop output
void stop();
//! Corresponding device
const QAudioDeviceInfo &device() const { return m_device; }
const BlackMisc::Audio::CAudioDeviceInfo &device() const { return m_device; }
signals:
//! Streaming data
@@ -97,7 +96,7 @@ namespace BlackCore
private:
bool m_started = false;
QAudioDeviceInfo m_device;
BlackMisc::Audio::CAudioDeviceInfo m_device;
QScopedPointer<QAudioOutput> m_audioOutputCom;
CAudioOutputBuffer *m_audioOutputBuffer = nullptr;
};