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-rw-r--r--examples/multimedia/audiooutput/audiooutput.cpp14
-rw-r--r--examples/multimedia/audiooutput/audiooutput.h4
2 files changed, 10 insertions, 8 deletions
diff --git a/examples/multimedia/audiooutput/audiooutput.cpp b/examples/multimedia/audiooutput/audiooutput.cpp
index 31e4762d3..9368a611e 100644
--- a/examples/multimedia/audiooutput/audiooutput.cpp
+++ b/examples/multimedia/audiooutput/audiooutput.cpp
@@ -159,7 +159,7 @@ qint64 Generator::bytesAvailable() const
}
AudioTest::AudioTest()
- : m_pullTimer(new QTimer(this))
+ : m_pushTimer(new QTimer(this))
, m_modeButton(0)
, m_suspendResumeButton(0)
, m_deviceBox(0)
@@ -220,7 +220,7 @@ void AudioTest::initializeWindow()
void AudioTest::initializeAudio()
{
- connect(m_pullTimer, SIGNAL(timeout()), SLOT(pullTimerExpired()));
+ connect(m_pushTimer, SIGNAL(timeout()), SLOT(pushTimerExpired()));
m_pullMode = true;
@@ -259,7 +259,7 @@ AudioTest::~AudioTest()
void AudioTest::deviceChanged(int index)
{
- m_pullTimer->stop();
+ m_pushTimer->stop();
m_generator->stop();
m_audioOutput->stop();
m_audioOutput->disconnect(this);
@@ -273,7 +273,7 @@ void AudioTest::volumeChanged(int value)
m_audioOutput->setVolume(qreal(value/100.0f));
}
-void AudioTest::pullTimerExpired()
+void AudioTest::pushTimerExpired()
{
if (m_audioOutput && m_audioOutput->state() != QAudio::StoppedState) {
int chunks = m_audioOutput->bytesFree()/m_audioOutput->periodSize();
@@ -290,15 +290,17 @@ void AudioTest::pullTimerExpired()
void AudioTest::toggleMode()
{
- m_pullTimer->stop();
+ m_pushTimer->stop();
m_audioOutput->stop();
if (m_pullMode) {
+ //switch to push mode (periodically push to QAudioOutput using a timer)
m_modeButton->setText(tr(PULL_MODE_LABEL));
m_output = m_audioOutput->start();
m_pullMode = false;
- m_pullTimer->start(20);
+ m_pushTimer->start(20);
} else {
+ //switch to pull mode (QAudioOutput pulls from Generator as needed)
m_modeButton->setText(tr(PUSH_MODE_LABEL));
m_pullMode = true;
m_audioOutput->start(m_generator);
diff --git a/examples/multimedia/audiooutput/audiooutput.h b/examples/multimedia/audiooutput/audiooutput.h
index e830058fb..7c2454209 100644
--- a/examples/multimedia/audiooutput/audiooutput.h
+++ b/examples/multimedia/audiooutput/audiooutput.h
@@ -91,7 +91,7 @@ private:
void createAudioOutput();
private:
- QTimer *m_pullTimer;
+ QTimer *m_pushTimer;
// Owned by layout
QPushButton *m_modeButton;
@@ -110,7 +110,7 @@ private:
QByteArray m_buffer;
private slots:
- void pullTimerExpired();
+ void pushTimerExpired();
void toggleMode();
void toggleSuspendResume();
void deviceChanged(int index);