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Ref T730, use m_deviceInfo.nearestFormat (makes player working with WSAPI plugin)

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This commit is contained in:
Klaus Basan
2019-10-02 00:50:07 +02:00
committed by Mat Sutcliffe
parent 6111c428e9
commit b65b2caa76
1 changed files with 18 additions and 10 deletions
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28
src/blacksound/threadedtonepairplayer.cpp
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@@ -7,6 +7,8 @@
*/
#include "threadedtonepairplayer.h"
#include "blackmisc/logmessage.h"
#include <QTimer>
using namespace BlackMisc;
@@ -26,20 +28,26 @@ namespace BlackSound
QMutexLocker ml(&m_mutex);
if (m_audioOutput->state() != QAudio::StoppedState) { return; }
m_bufferData = getAudioByTonePairs(tonePairs);
m_bufferData = this->getAudioByTonePairs(tonePairs);
m_audioOutput->setVolume(static_cast<qreal>(0.01 * volume));
QTimer::singleShot(0, this, &CThreadedTonePairPlayer::playBuffer);
}
void CThreadedTonePairPlayer::initialize()
{
m_audioFormat.setSampleRate(44100);
m_audioFormat.setChannelCount(1);
m_audioFormat.setSampleSize(16); // 8 or 16 works
m_audioFormat.setCodec("audio/pcm");
m_audioFormat.setByteOrder(QAudioFormat::LittleEndian);
m_audioFormat.setSampleType(QAudioFormat::SignedInt);
CLogMessage(this).info(u"CThreadedTonePairPlayer for device '%1'") << m_deviceInfo.deviceName();
QAudioFormat format;
format.setSampleRate(44100);
format.setChannelCount(1);
format.setSampleSize(16); // 8 or 16 works
format.setCodec("audio/pcm");
format.setByteOrder(QAudioFormat::LittleEndian);
format.setSampleType(QAudioFormat::SignedInt);
if (!m_deviceInfo.isFormatSupported(format))
{
format = m_deviceInfo.nearestFormat(format);
}
m_audioFormat = format;
m_audioOutput = new QAudioOutput(m_deviceInfo, m_audioFormat, this);
connect(m_audioOutput, &QAudioOutput::stateChanged, this, &CThreadedTonePairPlayer::handleStateChanged);
}
@@ -95,7 +103,7 @@ namespace BlackSound
QByteArray bufferData;
qint64 bytesPerTonePair = m_audioFormat.sampleRate() * bytesForAllChannels * tonePair.getDurationMs() / 1000;
bufferData.resize(bytesPerTonePair);
bufferData.resize(static_cast<int>(bytesPerTonePair));
unsigned char *bufferPointer = reinterpret_cast<unsigned char *>(bufferData.data());
qint64 last0AmplitudeSample = bytesPerTonePair; // last sample when amplitude was 0
@@ -160,7 +168,7 @@ namespace BlackSound
{
Q_ASSERT(this->m_audioFormat.sampleSize() == 16);
Q_ASSERT(this->m_audioFormat.sampleType() == QAudioFormat::SignedInt);
Q_ASSERT(this->m_audioFormat.byteOrder() == QAudioFormat::LittleEndian);
Q_ASSERT(this->m_audioFormat.byteOrder() == QAudioFormat::LittleEndian);
qint16 value = static_cast<qint16>(amplitude * 32767);
qToLittleEndian<qint16>(value, bufferPointer);