sdrangel/sdrbase/audio/audiodeviceinfo.cpp

152 wiersze
5.3 KiB
C++

///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2017-2018 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// Copyright (C) 2022 Jon Beniston, M7RCE <jon@beniston.com> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include "audiodeviceinfo.h"
bool inputDevicesEnumerated = false, outputDevicesEnumerated = false;
QList<AudioDeviceInfo> inputDevices, outputDevices;
AudioDeviceInfo defaultInputDevice_, defaultOutputDevice_;
QString AudioDeviceInfo::deviceName() const
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
return m_deviceInfo.description();
#else
return m_deviceInfo.deviceName();
#endif
}
bool AudioDeviceInfo::isFormatSupported(const QAudioFormat &settings) const
{
return m_deviceInfo.isFormatSupported(settings);
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
QList<int> AudioDeviceInfo::supportedSampleRates() const
{
// QAudioDevice is a bit more flexible than QAudioDeviceInfo, in that it supports
// min and max rate, rather than a specific list
// For now, we just list some common rates.
QList<int> sampleRates = {8000, 11025, 22050, 44100, 48000, 96000, 192000};
QList<int> supportedRates;
for (auto sampleRate : sampleRates)
{
if ((sampleRate <= m_deviceInfo.maximumSampleRate()) && (sampleRate >= m_deviceInfo.minimumSampleRate())) {
supportedRates.append(sampleRate);
}
}
return supportedRates;
}
#else
QList<int> AudioDeviceInfo::supportedSampleRates() const
{
return m_deviceInfo.supportedSampleRates();
}
#endif
QString AudioDeviceInfo::realm() const
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
return ""; // Don't appear to have realms in Qt6
#else
return m_deviceInfo.realm();
#endif
}
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
const QList<AudioDeviceInfo> &AudioDeviceInfo::availableInputDevices()
{
if (!inputDevicesEnumerated) {
QList<QAudioDevice> devInfos = QMediaDevices::audioInputs();
for (auto devInfo : devInfos) {
inputDevices.append(AudioDeviceInfo(devInfo));
}
inputDevicesEnumerated = true;
}
return inputDevices;
}
const QList<AudioDeviceInfo> &AudioDeviceInfo::availableOutputDevices()
{
if (!outputDevicesEnumerated) {
QList<QAudioDevice> devInfos = QMediaDevices::audioOutputs();
for (auto devInfo : devInfos) {
outputDevices.append(AudioDeviceInfo(devInfo));
}
outputDevicesEnumerated = true;
}
return outputDevices;
}
#else
const QList<AudioDeviceInfo> &AudioDeviceInfo::availableInputDevices()
{
if (!inputDevicesEnumerated) {
QList<QAudioDeviceInfo> devInfos = QAudioDeviceInfo::availableDevices(QAudio::AudioInput);
for (auto devInfo : devInfos) {
inputDevices.append(AudioDeviceInfo(devInfo));
}
inputDevicesEnumerated = true;
}
return inputDevices;
}
const QList<AudioDeviceInfo> &AudioDeviceInfo::availableOutputDevices()
{
if (!outputDevicesEnumerated) {
QList<QAudioDeviceInfo> devInfos = QAudioDeviceInfo::availableDevices(QAudio::AudioOutput);
for (auto devInfo : devInfos) {
outputDevices.append(AudioDeviceInfo(devInfo));
}
outputDevicesEnumerated = true;
}
return outputDevices;
}
#endif
const AudioDeviceInfo &AudioDeviceInfo::defaultOutputDevice()
{
if (defaultOutputDevice_.m_deviceInfo.isNull())
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
defaultOutputDevice_ = AudioDeviceInfo(QMediaDevices::defaultAudioOutput());
#else
defaultOutputDevice_ = AudioDeviceInfo(QAudioDeviceInfo::defaultOutputDevice());
#endif
}
return defaultOutputDevice_;
}
const AudioDeviceInfo &AudioDeviceInfo::defaultInputDevice()
{
if (defaultInputDevice_.m_deviceInfo.isNull())
{
#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
defaultInputDevice_ = AudioDeviceInfo(QMediaDevices::defaultAudioInput());
#else
defaultInputDevice_ = AudioDeviceInfo(QAudioDeviceInfo::defaultInputDevice());
#endif
}
return defaultInputDevice_;
}