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Delete obsolete class methods and update related code

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Delete obsolete methods from QAudioFormat and QAudioDeviceInfo
and update code that relied on the obsolete methods.

Change-Id: I007e36375a45399b1d5a289341bc5d5a05dc68cc
Reviewed-by: Michael Goddard <michael.goddard@nokia.com>
This commit is contained in:
Mithra Pattison
2012-07-10 13:26:48 +10:00
committed by Qt by Nokia
parent 952bd004be
commit 53fdcca366
47 changed files with 301 additions and 385 deletions
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28
examples/spectrum/app/engine.cpp
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@@ -528,25 +528,25 @@ bool Engine::selectFormat()
}
} else {
QList<int> frequenciesList;
QList<int> sampleRatesList;
#ifdef Q_OS_WIN
// The Windows audio backend does not correctly report format support
// (see QTBUG-9100). Furthermore, although the audio subsystem captures
// at 11025Hz, the resulting audio is corrupted.
frequenciesList += 8000;
sampleRatesList += 8000;
#endif
if (!m_generateTone)
frequenciesList += m_audioInputDevice.supportedFrequencies();
sampleRatesList += m_audioInputDevice.supportedSampleRates();
frequenciesList += m_audioOutputDevice.supportedFrequencies();
frequenciesList = frequenciesList.toSet().toList(); // remove duplicates
qSort(frequenciesList);
ENGINE_DEBUG << "Engine::initialize frequenciesList" << frequenciesList;
sampleRatesList += m_audioOutputDevice.supportedSampleRates();
sampleRatesList = sampleRatesList.toSet().toList(); // remove duplicates
qSort(sampleRatesList);
ENGINE_DEBUG << "Engine::initialize frequenciesList" << sampleRatesList;
QList<int> channelsList;
channelsList += m_audioInputDevice.supportedChannels();
channelsList += m_audioOutputDevice.supportedChannels();
channelsList += m_audioInputDevice.supportedChannelCounts();
channelsList += m_audioOutputDevice.supportedChannelCounts();
channelsList = channelsList.toSet().toList();
qSort(channelsList);
ENGINE_DEBUG << "Engine::initialize channelsList" << channelsList;
@@ -556,13 +556,13 @@ bool Engine::selectFormat()
format.setCodec("audio/pcm");
format.setSampleSize(16);
format.setSampleType(QAudioFormat::SignedInt);
int frequency, channels;
foreach (frequency, frequenciesList) {
int sampleRate, channels;
foreach (sampleRate, sampleRatesList) {
if (foundSupportedFormat)
break;
format.setFrequency(frequency);
format.setSampleRate(sampleRate);
foreach (channels, channelsList) {
format.setChannels(channels);
format.setChannelCount(channels);
const bool inputSupport = m_generateTone ||
m_audioInputDevice.isFormatSupported(format);
const bool outputSupport = m_audioOutputDevice.isFormatSupported(format);
@@ -703,7 +703,7 @@ void Engine::setFormat(const QAudioFormat &format)
m_format = format;
m_levelBufferLength = audioLength(m_format, LevelWindowUs);
m_spectrumBufferLength = SpectrumLengthSamples *
(m_format.sampleSize() / 8) * m_format.channels();
(m_format.sampleSize() / 8) * m_format.channelCount();
if (changed)
emit formatChanged(m_format);
}

4
examples/spectrum/app/spectrumanalyser.cpp
View File

@@ -207,7 +207,7 @@ void SpectrumAnalyser::calculate(const QByteArray &buffer,
if (isReady()) {
Q_ASSERT(isPCMS16LE(format));
const int bytesPerSample = format.sampleSize() * format.channels() / 8;
const int bytesPerSample = format.sampleSize() * format.channelCount() / 8;
#ifdef DUMP_SPECTRUMANALYSER
m_count++;
@@ -235,7 +235,7 @@ void SpectrumAnalyser::calculate(const QByteArray &buffer,
const bool b = QMetaObject::invokeMethod(m_thread, "calculateSpectrum",
Qt::AutoConnection,
Q_ARG(QByteArray, buffer),
Q_ARG(int, format.frequency()),
Q_ARG(int, format.sampleRate()),
Q_ARG(int, bytesPerSample));
Q_ASSERT(b);
Q_UNUSED(b) // suppress warnings in release builds

6
examples/spectrum/app/tonegenerator.cpp
View File

@@ -50,7 +50,7 @@ void generateTone(const SweptTone &tone, const QAudioFormat &format, QByteArray
Q_ASSERT(isPCMS16LE(format));
const int channelBytes = format.sampleSize() / 8;
const int sampleBytes = format.channels() * channelBytes;
const int sampleBytes = format.channelCount() * channelBytes;
int length = buffer.size();
const int numSamples = buffer.size() / sampleBytes;
@@ -61,7 +61,7 @@ void generateTone(const SweptTone &tone, const QAudioFormat &format, QByteArray
qreal phase = 0.0;
const qreal d = 2 * M_PI / format.frequency();
const qreal d = 2 * M_PI / format.sampleRate();
// We can't generate a zero-frequency sine wave
const qreal startFreq = tone.startFreq ? tone.startFreq : 1.0;
@@ -76,7 +76,7 @@ void generateTone(const SweptTone &tone, const QAudioFormat &format, QByteArray
while (length) {
const qreal x = tone.amplitude * qSin(phase);
const qint16 value = realToPcm(x);
for (int i=0; i<format.channels(); ++i) {
for (int i=0; i<format.channelCount(); ++i) {
qToLittleEndian<qint16>(value, ptr);
ptr += channelBytes;
length -= channelBytes;

12
examples/spectrum/app/utils.cpp
View File

@@ -44,12 +44,12 @@
qint64 audioDuration(const QAudioFormat &format, qint64 bytes)
{
return (bytes * 1000000) /
(format.frequency() * format.channels() * (format.sampleSize() / 8));
(format.sampleRate() * format.channelCount() * (format.sampleSize() / 8));
}
qint64 audioLength(const QAudioFormat &format, qint64 microSeconds)
{
qint64 result = (format.frequency() * format.channels() * (format.sampleSize() / 8))
qint64 result = (format.sampleRate() * format.channelCount() * (format.sampleSize() / 8))
* microSeconds / 1000000;
result -= result % (format.channelCount() * format.sampleSize());
return result;
@@ -57,7 +57,7 @@ qint64 audioLength(const QAudioFormat &format, qint64 microSeconds)
qreal nyquistFrequency(const QAudioFormat &format)
{
return format.frequency() / 2;
return format.sampleRate() / 2;
}
QString formatToString(const QAudioFormat &format)
@@ -87,8 +87,8 @@ QString formatToString(const QAudioFormat &format)
break;
}
QString formatChannels = QString("%1 channels").arg(format.channels());
switch (format.channels()) {
QString formatChannels = QString("%1 channels").arg(format.channelCount());
switch (format.channelCount()) {
case 1:
formatChannels = "mono";
break;
@@ -98,7 +98,7 @@ QString formatToString(const QAudioFormat &format)
}
result = QString("%1 Hz %2 bit %3 %4 %5")
.arg(format.frequency())
.arg(format.sampleRate())
.arg(format.sampleSize())
.arg(formatType)
.arg(formatEndian)

8
examples/spectrum/app/waveform.cpp
View File

@@ -366,7 +366,7 @@ void Waveform::paintTile(int index)
const qint16* base = reinterpret_cast<const qint16*>(m_buffer.constData());
const qint16* buffer = base + ((tileStart - m_bufferPosition) / 2);
const int numSamples = m_tileLength / (2 * m_format.channels());
const int numSamples = m_tileLength / (2 * m_format.channelCount());
QPainter painter(tile.pixmap);
@@ -378,7 +378,7 @@ void Waveform::paintTile(int index)
// Calculate initial PCM value
qint16 previousPcmValue = 0;
if (buffer > base)
previousPcmValue = *(buffer - m_format.channels());
previousPcmValue = *(buffer - m_format.channelCount());
// Calculate initial point
const qreal previousRealValue = pcmToReal(previousPcmValue);
@@ -388,7 +388,7 @@ void Waveform::paintTile(int index)
QLine line(origin, origin);
for (int i=0; i<numSamples; ++i) {
const qint16* ptr = buffer + i * m_format.channels();
const qint16* ptr = buffer + i * m_format.channelCount();
const int offset = reinterpret_cast<const char*>(ptr) - m_buffer.constData();
Q_ASSERT(offset >= 0);
@@ -398,7 +398,7 @@ void Waveform::paintTile(int index)
const qint16 pcmValue = *ptr;
const qreal realValue = pcmToReal(pcmValue);
const int x = tilePixelOffset(i * 2 * m_format.channels());
const int x = tilePixelOffset(i * 2 * m_format.channelCount());
const int y = ((realValue + 1.0) / 2) * m_pixmapSize.height();
line.setP2(QPoint(x, y));

4
examples/spectrum/app/wavfile.cpp
View File

@@ -137,9 +137,9 @@ bool WavFile::readHeader()
m_fileFormat.setByteOrder(QAudioFormat::BigEndian);
int bps = qFromLittleEndian<quint16>(header.wave.bitsPerSample);
m_fileFormat.setChannels(qFromLittleEndian<quint16>(header.wave.numChannels));
m_fileFormat.setChannelCount(qFromLittleEndian<quint16>(header.wave.numChannels));
m_fileFormat.setCodec("audio/pcm");
m_fileFormat.setFrequency(qFromLittleEndian<quint32>(header.wave.sampleRate));
m_fileFormat.setSampleRate(qFromLittleEndian<quint32>(header.wave.sampleRate));
m_fileFormat.setSampleSize(qFromLittleEndian<quint16>(header.wave.bitsPerSample));
m_fileFormat.setSampleType(bps == 8 ? QAudioFormat::UnSignedInt : QAudioFormat::SignedInt);
} else {