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-rw-r--r--src/multimedia/audio/qaudiodevicefactory.cpp2
-rw-r--r--src/multimedia/audio/qaudioinput_mac_p.cpp76
-rw-r--r--src/multimedia/audio/qaudioinput_mac_p.h5
-rw-r--r--src/multimedia/audio/qaudiosystem.h4
4 files changed, 73 insertions, 14 deletions
diff --git a/src/multimedia/audio/qaudiodevicefactory.cpp b/src/multimedia/audio/qaudiodevicefactory.cpp
index 24972dd53..78b6911b5 100644
--- a/src/multimedia/audio/qaudiodevicefactory.cpp
+++ b/src/multimedia/audio/qaudiodevicefactory.cpp
@@ -106,6 +106,8 @@ public:
QAudio::State state() const { return QAudio::StoppedState; }
void setFormat(const QAudioFormat&) {}
QAudioFormat format() const { return QAudioFormat(); }
+ void setVolume(qreal) {}
+ qreal volume() const {return 1.0f;}
};
class QNullOutputDevice : public QAbstractAudioOutput
diff --git a/src/multimedia/audio/qaudioinput_mac_p.cpp b/src/multimedia/audio/qaudioinput_mac_p.cpp
index 7b427863c..483741da3 100644
--- a/src/multimedia/audio/qaudioinput_mac_p.cpp
+++ b/src/multimedia/audio/qaudioinput_mac_p.cpp
@@ -59,6 +59,7 @@
#include "qaudio_mac_p.h"
#include "qaudioinput_mac_p.h"
#include "qaudiodeviceinfo_mac_p.h"
+#include "qaudiohelpers_p.h"
QT_BEGIN_NAMESPACE
@@ -235,7 +236,8 @@ public:
m_deviceError(false),
m_audioConverter(0),
m_inputFormat(inputFormat),
- m_outputFormat(outputFormat)
+ m_outputFormat(outputFormat),
+ m_volume(qreal(1.0f))
{
m_maxPeriodSize = maxPeriodSize;
m_periodTime = m_maxPeriodSize / m_outputFormat.mBytesPerFrame * 1000 / m_outputFormat.mSampleRate;
@@ -253,6 +255,8 @@ public:
m_audioConverter = 0;
}
}
+
+ m_qFormat = toQAudioFormat(inputFormat); // we adjust volume before conversion
}
~QAudioInputBuffer()
@@ -260,6 +264,16 @@ public:
delete m_buffer;
}
+ qreal volume() const
+ {
+ return m_volume;
+ }
+
+ void setVolume(qreal v)
+ {
+ m_volume = v;
+ }
+
qint64 renderFromDevice(AudioUnit audioUnit,
AudioUnitRenderActionFlags* ioActionFlags,
const AudioTimeStamp* inTimeStamp,
@@ -279,6 +293,15 @@ public:
inNumberFrames,
m_inputBufferList->audioBufferList());
+ // adjust volume, if necessary
+ if (!qFuzzyCompare(m_volume, qreal(1.0f))) {
+ QAudioHelperInternal::qMultiplySamples(m_volume,
+ m_qFormat,
+ m_inputBufferList->data(), /* input */
+ m_inputBufferList->data(), /* output */
+ m_inputBufferList->bufferSize());
+ }
+
if (m_audioConverter != 0) {
QAudioPacketFeeder feeder(m_inputBufferList);
@@ -452,6 +475,8 @@ private:
AudioConverterRef m_audioConverter;
AudioStreamBasicDescription m_inputFormat;
AudioStreamBasicDescription m_outputFormat;
+ QAudioFormat m_qFormat;
+ qreal m_volume;
const static OSStatus as_empty = 'qtem';
@@ -535,6 +560,8 @@ QAudioInputPrivate::QAudioInputPrivate(const QByteArray& device)
errorCode = QAudio::NoError;
stateCode = QAudio::StoppedState;
+ m_volume = qreal(1.0f);
+
intervalTimer = new QTimer(this);
intervalTimer->setInterval(1000);
connect(intervalTimer, SIGNAL(timeout()), SIGNAL(notify()));
@@ -709,6 +736,7 @@ bool QAudioInputPrivate::open()
streamFormat,
this);
+ audioBuffer->setVolume(m_volume);
audioIO = new QtMultimediaInternal::MacInputDevice(audioBuffer, this);
// Init
@@ -765,11 +793,11 @@ void QAudioInputPrivate::start(QIODevice* device)
startTime = AudioGetCurrentHostTime();
totalFrames = 0;
- audioThreadStart();
-
- stateCode = QAudio::ActiveState;
+ stateCode = QAudio::IdleState;
errorCode = QAudio::NoError;
emit stateChanged(stateCode);
+
+ audioThreadStart();
}
QIODevice* QAudioInputPrivate::start()
@@ -793,12 +821,12 @@ QIODevice* QAudioInputPrivate::start()
startTime = AudioGetCurrentHostTime();
totalFrames = 0;
- audioThreadStart();
-
- stateCode = QAudio::ActiveState;
+ stateCode = QAudio::IdleState;
errorCode = QAudio::NoError;
emit stateChanged(stateCode);
+ audioThreadStart();
+
return op;
}
@@ -823,6 +851,7 @@ void QAudioInputPrivate::reset()
errorCode = QAudio::NoError;
stateCode = QAudio::StoppedState;
+ audioBuffer->reset();
QMetaObject::invokeMethod(this, "stateChanged", Qt::QueuedConnection, Q_ARG(QAudio::State, stateCode));
}
}
@@ -853,6 +882,8 @@ void QAudioInputPrivate::resume()
int QAudioInputPrivate::bytesReady() const
{
+ if (!audioBuffer)
+ return 0;
return audioBuffer->used();
}
@@ -910,6 +941,19 @@ QAudio::State QAudioInputPrivate::state() const
return stateCode;
}
+qreal QAudioInputPrivate::volume() const
+{
+ return m_volume;
+}
+
+void QAudioInputPrivate::setVolume(qreal volume)
+{
+ m_volume = volume;
+ if (audioBuffer)
+ audioBuffer->setVolume(m_volume);
+}
+
+
void QAudioInputPrivate::audioThreadStop()
{
stopTimers();
@@ -931,15 +975,22 @@ void QAudioInputPrivate::audioDeviceStop()
threadFinished.wakeOne();
}
+void QAudioInputPrivate::audioDeviceActive()
+{
+ QMutexLocker lock(&mutex);
+ if (stateCode == QAudio::IdleState) {
+ stateCode = QAudio::ActiveState;
+ QMetaObject::invokeMethod(this, "stateChanged", Qt::QueuedConnection, Q_ARG(QAudio::State, stateCode));
+ }
+}
+
void QAudioInputPrivate::audioDeviceFull()
{
QMutexLocker lock(&mutex);
if (stateCode == QAudio::ActiveState) {
- audioDeviceStop();
-
errorCode = QAudio::UnderrunError;
stateCode = QAudio::IdleState;
- QMetaObject::invokeMethod(this, "deviceStopped", Qt::QueuedConnection);
+ QMetaObject::invokeMethod(this, "stateChanged", Qt::QueuedConnection, Q_ARG(QAudio::State, stateCode));
}
}
@@ -998,9 +1049,10 @@ OSStatus QAudioInputPrivate::inputCallback(void* inRefCon,
inBusNumber,
inNumberFrames);
- if (framesWritten > 0)
+ if (framesWritten > 0) {
d->totalFrames += framesWritten;
- else if (framesWritten == 0)
+ d->audioDeviceActive();
+ } else if (framesWritten == 0)
d->audioDeviceFull();
else if (framesWritten < 0)
d->audioDeviceError();
diff --git a/src/multimedia/audio/qaudioinput_mac_p.h b/src/multimedia/audio/qaudioinput_mac_p.h
index 2f9eb5803..f41b5cb0e 100644
--- a/src/multimedia/audio/qaudioinput_mac_p.h
+++ b/src/multimedia/audio/qaudioinput_mac_p.h
@@ -109,6 +109,7 @@ public:
AudioStreamBasicDescription streamFormat;
AudioStreamBasicDescription deviceFormat;
QAbstractAudioDeviceInfo *audioDeviceInfo;
+ qreal m_volume;
QAudioInputPrivate(const QByteArray& device);
~QAudioInputPrivate();
@@ -142,10 +143,14 @@ public:
QAudio::Error error() const;
QAudio::State state() const;
+ qreal volume() const;
+ void setVolume(qreal volume);
+
void audioThreadStart();
void audioThreadStop();
void audioDeviceStop();
+ void audioDeviceActive();
void audioDeviceFull();
void audioDeviceError();
diff --git a/src/multimedia/audio/qaudiosystem.h b/src/multimedia/audio/qaudiosystem.h
index e5ef8e44c..0fd2bc227 100644
--- a/src/multimedia/audio/qaudiosystem.h
+++ b/src/multimedia/audio/qaudiosystem.h
@@ -131,8 +131,8 @@ public:
virtual QAudio::State state() const = 0;
virtual void setFormat(const QAudioFormat& fmt) = 0;
virtual QAudioFormat format() const = 0;
- virtual void setVolume(qreal) {}
- virtual qreal volume() const { return 1.0; }
+ virtual void setVolume(qreal) = 0;
+ virtual qreal volume() const = 0;
Q_SIGNALS:
void errorChanged(QAudio::Error);
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-22 06:16:46 +0000