96 lines
2.3 KiB
C++
96 lines
2.3 KiB
C++
#include "NotificationAudio.h"
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#include "WaveFile.h"
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NotificationAudio::NotificationAudio(QObject *parent):
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QObject(parent)
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{
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m_file = new BWFFile(QAudioFormat{}, this);
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m_stream = new SoundOutput();
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connect(m_stream, &SoundOutput::status, this, &NotificationAudio::status);
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connect(m_stream, &SoundOutput::error, this, &NotificationAudio::error);
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}
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NotificationAudio::~NotificationAudio(){
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// stop the audio
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stop();
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// clean cache
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foreach(auto pair, m_cache){
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delete pair.second;
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}
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}
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void NotificationAudio::status(QString message){
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if(message == "Idle"){
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stop();
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}
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}
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void NotificationAudio::error(QString message){
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qDebug() << "notification error:" << message;
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}
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void NotificationAudio::setDevice(const QAudioDeviceInfo &device, unsigned channels, unsigned msBuffer){
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m_device = device;
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m_channels = channels;
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m_msBuffer = msBuffer;
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m_stream->setFormat(device, channels, msBuffer);
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}
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void NotificationAudio::play(const QString &filePath){
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if(m_cache.contains(filePath)){
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auto pair = m_cache.value(filePath);
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auto format = pair.first;
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auto bytes = pair.second;
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qDebug() << "notification: playing" << filePath << "with format" << format << "from cache";
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playBytes(format, bytes);
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return;
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}
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if(m_file->isOpen()){
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m_file->close();
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}
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m_file->setFileName(filePath);
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if(m_file->open(BWFFile::ReadOnly)){
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QAudioFormat format = m_file->format();
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QByteArray *bytes = new QByteArray(m_file->readAll());
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qDebug() << "notification: playing" << filePath << "with format" << format << "from disk";
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playBytes(format, bytes);
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// cache the buffer
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m_cache.insert(filePath, {format, bytes});
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}
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}
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void NotificationAudio::playBytes(const QAudioFormat &format, QByteArray *bytes){
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if(bytes == nullptr){
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return;
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}
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if(m_buffer.isOpen()){
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m_buffer.close();
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}
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m_buffer.setBuffer(bytes);
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if(!m_buffer.open(QIODevice::ReadOnly)){
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return;
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}
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m_stream->setDeviceFormat(m_device, format, format.channelCount(), m_msBuffer);
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m_stream->restart(&m_buffer);
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}
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void NotificationAudio::stop(){
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m_stream->stop();
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if(m_file->isOpen()){
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m_file->close();
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}
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}
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