mirror of https://github.com/stenzek/duckstation
Qt: Remove QAudioOutput-based audio stream
Connor McLaughlin
5 years ago
parent
835bbfaea5
commit
d52d6252a9
@ -1,84 +0,0 @@
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#include "qtaudiostream.h"
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#include <QtCore/QDebug>
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#include <QtMultimedia/QAudioOutput>
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QtAudioStream::QtAudioStream()
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{
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QIODevice::open(QIODevice::ReadOnly);
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}
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QtAudioStream::~QtAudioStream() = default;
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std::unique_ptr<AudioStream> QtAudioStream::Create()
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{
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return std::make_unique<QtAudioStream>();
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}
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bool QtAudioStream::OpenDevice()
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{
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QAudioFormat format;
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format.setSampleRate(m_output_sample_rate);
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format.setChannelCount(m_channels);
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format.setSampleSize(sizeof(SampleType) * 8);
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format.setCodec("audio/pcm");
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format.setByteOrder(QAudioFormat::LittleEndian);
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format.setSampleType(QAudioFormat::SignedInt);
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QAudioDeviceInfo adi = QAudioDeviceInfo::defaultOutputDevice();
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if (!adi.isFormatSupported(format))
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{
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qWarning() << "Audio format not supported by device";
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return false;
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}
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m_output = std::make_unique<QAudioOutput>(format);
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m_output->setBufferSize(sizeof(SampleType) * m_channels * m_buffer_size);
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return true;
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}
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void QtAudioStream::PauseDevice(bool paused)
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{
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if (paused)
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{
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m_output->stop();
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return;
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}
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m_output->start(this);
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}
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void QtAudioStream::CloseDevice()
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{
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m_output.reset();
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}
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void QtAudioStream::BufferAvailable() {}
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bool QtAudioStream::isSequential() const
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{
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return true;
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}
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qint64 QtAudioStream::bytesAvailable() const
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{
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return GetSamplesAvailable() * m_channels * sizeof(SampleType);
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}
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qint64 QtAudioStream::readData(char* data, qint64 maxlen)
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{
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const u32 num_samples = static_cast<u32>(maxlen) / sizeof(SampleType) / m_channels;
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const u32 read_samples = ReadSamples(reinterpret_cast<SampleType*>(data), num_samples);
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const u32 silence_samples = num_samples - read_samples;
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if (silence_samples > 0)
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{
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std::memset(reinterpret_cast<SampleType*>(data) + (read_samples * m_channels), 0,
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silence_samples * m_channels * sizeof(SampleType));
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}
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return num_samples * m_channels * sizeof(SampleType);
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}
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qint64 QtAudioStream::writeData(const char* data, qint64 len)
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{
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return 0;
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}
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@ -1,29 +0,0 @@
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#pragma once
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#include "common/audio_stream.h"
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#include <QtCore/QIODevice>
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#include <memory>
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class QAudioOutput;
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class QtAudioStream final : public AudioStream, private QIODevice
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{
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public:
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QtAudioStream();
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~QtAudioStream();
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static std::unique_ptr<AudioStream> Create();
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protected:
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bool OpenDevice() override;
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void PauseDevice(bool paused) override;
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void CloseDevice() override;
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void BufferAvailable() override;
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private:
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bool isSequential() const override;
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qint64 bytesAvailable() const override;
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qint64 readData(char* data, qint64 maxlen) override;
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qint64 writeData(const char* data, qint64 len) override;
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std::unique_ptr<QAudioOutput> m_output;
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};
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