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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
#include <QtTest/qtest.h>
#include <QtMultimedia/qaudioformat.h>
class tst_QAudioFormat : public QObject
{
Q_OBJECT
public:
tst_QAudioFormat(QObject* parent=nullptr) : QObject(parent) {}
private slots:
void checkNull();
void checkSampleFormat();
void checkEquality();
void checkAssignment();
void checkSampleRate();
void checkChannelCount();
void channelConfig();
void checkSizes();
void checkSizes_data();
void defaultChannelConfigForChannelCount();
};
void tst_QAudioFormat::checkNull()
{
// Default constructed QAudioFormat is invalid.
QAudioFormat audioFormat0;
QVERIFY(!audioFormat0.isValid());
// validity is transferred
QAudioFormat audioFormat1(audioFormat0);
QVERIFY(!audioFormat1.isValid());
audioFormat0.setSampleRate(44100);
audioFormat0.setChannelCount(2);
audioFormat0.setSampleFormat(QAudioFormat::Int16);
QVERIFY(audioFormat0.isValid());
}
void tst_QAudioFormat::checkSampleFormat()
{
QAudioFormat audioFormat;
audioFormat.setSampleFormat(QAudioFormat::Int16);
QVERIFY(audioFormat.sampleFormat() == QAudioFormat::Int16);
QTest::ignoreMessage(QtDebugMsg, "Int16");
qDebug() << QAudioFormat::Int16;
audioFormat.setSampleFormat(QAudioFormat::Unknown);
QVERIFY(audioFormat.sampleFormat() == QAudioFormat::Unknown);
QTest::ignoreMessage(QtDebugMsg, "Unknown");
qDebug() << QAudioFormat::Unknown;
audioFormat.setSampleFormat(QAudioFormat::UInt8);
QVERIFY(audioFormat.sampleFormat() == QAudioFormat::UInt8);
QTest::ignoreMessage(QtDebugMsg, "UInt8");
qDebug() << QAudioFormat::UInt8;
audioFormat.setSampleFormat(QAudioFormat::Float);
QVERIFY(audioFormat.sampleFormat() == QAudioFormat::Float);
QTest::ignoreMessage(QtDebugMsg, "Float");
qDebug() << QAudioFormat::Float;
}
void tst_QAudioFormat::checkEquality()
{
QAudioFormat audioFormat0;
QAudioFormat audioFormat1;
// Null formats are equivalent
QVERIFY(audioFormat0 == audioFormat1);
QVERIFY(!(audioFormat0 != audioFormat1));
// on filled formats
audioFormat0.setSampleRate(8000);
audioFormat0.setChannelCount(1);
audioFormat0.setSampleFormat(QAudioFormat::UInt8);
audioFormat1.setSampleRate(8000);
audioFormat1.setChannelCount(1);
audioFormat1.setSampleFormat(QAudioFormat::UInt8);
QVERIFY(audioFormat0 == audioFormat1);
QVERIFY(!(audioFormat0 != audioFormat1));
audioFormat0.setSampleRate(44100);
QVERIFY(audioFormat0 != audioFormat1);
QVERIFY(!(audioFormat0 == audioFormat1));
}
void tst_QAudioFormat::checkAssignment()
{
QAudioFormat audioFormat0;
QAudioFormat audioFormat1;
audioFormat0.setSampleRate(8000);
audioFormat0.setChannelCount(1);
audioFormat0.setSampleFormat(QAudioFormat::UInt8);
audioFormat1 = audioFormat0;
QVERIFY(audioFormat1 == audioFormat0);
QAudioFormat audioFormat2(audioFormat0);
QVERIFY(audioFormat2 == audioFormat0);
}
/* sampleRate() API property test. */
void tst_QAudioFormat::checkSampleRate()
{
QAudioFormat audioFormat;
QVERIFY(audioFormat.sampleRate() == 0);
audioFormat.setSampleRate(123);
QVERIFY(audioFormat.sampleRate() == 123);
}
/* channelCount() API property test. */
void tst_QAudioFormat::checkChannelCount()
{
// channels is the old name for channelCount, so
// they should always be equal
QAudioFormat audioFormat;
QVERIFY(audioFormat.channelCount() == 0);
audioFormat.setChannelCount(123);
QVERIFY(audioFormat.channelCount() == 123);
audioFormat.setChannelCount(5);
QVERIFY(audioFormat.channelCount() == 5);
}
void tst_QAudioFormat::channelConfig()
{
QAudioFormat format;
format.setChannelConfig(QAudioFormat::ChannelConfig2Dot1);
QVERIFY(format.channelConfig() == QAudioFormat::ChannelConfig2Dot1);
QVERIFY(format.channelCount() == 3);
QVERIFY(format.channelOffset(QAudioFormat::FrontLeft) == 0);
QVERIFY(format.channelOffset(QAudioFormat::FrontRight) == 1);
QVERIFY(format.channelOffset(QAudioFormat::BackCenter) == -1);
format.setChannelConfig(QAudioFormat::ChannelConfigSurround5Dot1);
QVERIFY(format.channelConfig() == QAudioFormat::ChannelConfigSurround5Dot1);
QVERIFY(format.channelCount() == 6);
QVERIFY(format.channelOffset(QAudioFormat::FrontLeft) == 0);
QVERIFY(format.channelOffset(QAudioFormat::FrontRight) == 1);
QVERIFY(format.channelOffset(QAudioFormat::FrontCenter) == 2);
QVERIFY(format.channelOffset(QAudioFormat::LFE) == 3);
QVERIFY(format.channelOffset(QAudioFormat::BackLeft) == 4);
QVERIFY(format.channelOffset(QAudioFormat::BackRight) == 5);
QVERIFY(format.channelOffset(QAudioFormat::BackCenter) == -1);
auto config = QAudioFormat::channelConfig(QAudioFormat::FrontCenter, QAudioFormat::BackCenter, QAudioFormat::LFE);
format.setChannelConfig(config);
QVERIFY(format.channelConfig() == config);
QVERIFY(format.channelCount() == 3);
QVERIFY(format.channelOffset(QAudioFormat::FrontLeft) == -1);
QVERIFY(format.channelOffset(QAudioFormat::FrontRight) == -1);
QVERIFY(format.channelOffset(QAudioFormat::FrontCenter) == 0);
QVERIFY(format.channelOffset(QAudioFormat::LFE) == 1);
QVERIFY(format.channelOffset(QAudioFormat::BackLeft) == -1);
QVERIFY(format.channelOffset(QAudioFormat::BackRight) == -1);
QVERIFY(format.channelOffset(QAudioFormat::BackCenter) == 2);
format.setChannelCount(2);
QVERIFY(format.channelConfig() == QAudioFormat::ChannelConfigUnknown);
}
void tst_QAudioFormat::checkSizes()
{
QFETCH(QAudioFormat, format);
QFETCH(int, frameSize);
QFETCH(int, byteCount);
QFETCH(int, frameCount);
QFETCH(qint64, durationForByte);
QFETCH(int, byteForFrame);
QFETCH(qint64, durationForByteForDuration);
QFETCH(int, byteForDuration);
QFETCH(int, framesForDuration);
QCOMPARE(format.bytesPerFrame(), frameSize);
// Byte input
QCOMPARE(format.framesForBytes(byteCount), frameCount);
QCOMPARE(format.durationForBytes(byteCount), durationForByte);
// Framecount input
QCOMPARE(format.bytesForFrames(frameCount), byteForFrame);
QCOMPARE(format.durationForFrames(frameCount), durationForByte);
// Duration input
QCOMPARE(format.bytesForDuration(durationForByteForDuration), byteForDuration);
QCOMPARE(format.framesForDuration(durationForByte), frameCount);
QCOMPARE(format.framesForDuration(durationForByteForDuration), framesForDuration);
}
void tst_QAudioFormat::checkSizes_data()
{
QTest::addColumn<QAudioFormat>("format");
QTest::addColumn<int>("frameSize");
QTest::addColumn<int>("byteCount");
QTest::addColumn<qint64>("durationForByte");
QTest::addColumn<int>("frameCount"); // output of sampleCountforByte, input for byteForFrame
QTest::addColumn<int>("byteForFrame");
QTest::addColumn<qint64>("durationForByteForDuration"); // input for byteForDuration
QTest::addColumn<int>("byteForDuration");
QTest::addColumn<int>("framesForDuration");
QAudioFormat f;
QTest::newRow("invalid") << f << 0 << 0 << 0LL << 0 << 0 << 0LL << 0 << 0;
f.setChannelCount(1);
f.setSampleRate(8000);
f.setSampleFormat(QAudioFormat::UInt8);
qint64 qrtr = 250000LL;
qint64 half = 500000LL;
qint64 one = 1000000LL;
qint64 two = 2000000LL;
// No rounding errors with mono 8 bit
QTest::newRow("1ch_8b_8k_signed_4000") << f << 1 << 4000 << half << 4000 << 4000 << half << 4000 << 4000;
QTest::newRow("1ch_8b_8k_signed_8000") << f << 1 << 8000 << one << 8000 << 8000 << one << 8000 << 8000;
QTest::newRow("1ch_8b_8k_signed_16000") << f << 1 << 16000 << two << 16000 << 16000 << two << 16000 << 16000;
// Mono 16bit
f.setSampleFormat(QAudioFormat::Int16);
QTest::newRow("1ch_16b_8k_signed_8000") << f << 2 << 8000 << half << 4000 << 8000 << half << 8000 << 4000;
QTest::newRow("1ch_16b_8k_signed_16000") << f << 2 << 16000 << one << 8000 << 16000 << one << 16000 << 8000;
// Rounding errors
QTest::newRow("1ch_16b_8k_signed_8001") << f << 2 << 8001 << half << 4000 << 8000 << half << 8000 << 4000;
QTest::newRow("1ch_16b_8k_signed_8000_duration1") << f << 2 << 8000 << half << 4000 << 8000 << half + 1 << 8000 << 4000;
QTest::newRow("1ch_16b_8k_signed_8000_duration2") << f << 2 << 8000 << half << 4000 << 8000 << half + 124 << 8000 << 4000;
QTest::newRow("1ch_16b_8k_signed_8000_duration3") << f << 2 << 8000 << half << 4000 << 8000 << half + 125 << 8002 << 4001;
QTest::newRow("1ch_16b_8k_signed_8000_duration4") << f << 2 << 8000 << half << 4000 << 8000 << half + 126 << 8002 << 4001;
// Stereo 16 bit
f.setChannelCount(2);
QTest::newRow("2ch_16b_8k_signed_8000") << f << 4 << 8000 << qrtr << 2000 << 8000 << qrtr << 8000 << 2000;
QTest::newRow("2ch_16b_8k_signed_16000") << f << 4 << 16000 << half << 4000 << 16000 << half << 16000 << 4000;
// More rounding errors
// First rounding bytes
QTest::newRow("2ch_16b_8k_signed_8001") << f << 4 << 8001 << qrtr << 2000 << 8000 << qrtr << 8000 << 2000;
QTest::newRow("2ch_16b_8k_signed_8002") << f << 4 << 8002 << qrtr << 2000 << 8000 << qrtr << 8000 << 2000;
QTest::newRow("2ch_16b_8k_signed_8003") << f << 4 << 8003 << qrtr << 2000 << 8000 << qrtr << 8000 << 2000;
// Then rounding duration
// 8khz = 125us per frame
QTest::newRow("2ch_16b_8k_signed_8000_duration1") << f << 4 << 8000 << qrtr << 2000 << 8000 << qrtr + 1 << 8000 << 2000;
QTest::newRow("2ch_16b_8k_signed_8000_duration2") << f << 4 << 8000 << qrtr << 2000 << 8000 << qrtr + 124 << 8000 << 2000;
QTest::newRow("2ch_16b_8k_signed_8000_duration3") << f << 4 << 8000 << qrtr << 2000 << 8000 << qrtr + 125 << 8004 << 2001;
QTest::newRow("2ch_16b_8k_signed_8000_duration4") << f << 4 << 8000 << qrtr << 2000 << 8000 << qrtr + 126 << 8004 << 2001;
}
void tst_QAudioFormat::defaultChannelConfigForChannelCount()
{
QCOMPARE(QAudioFormat::defaultChannelConfigForChannelCount(1), QAudioFormat::ChannelConfigMono);
QCOMPARE(QAudioFormat::defaultChannelConfigForChannelCount(2),
QAudioFormat::ChannelConfigStereo);
QCOMPARE(QAudioFormat::defaultChannelConfigForChannelCount(8),
QAudioFormat::ChannelConfigSurround7Dot1);
QCOMPARE(qPopulationCount(QAudioFormat::defaultChannelConfigForChannelCount(16)), 16);
QCOMPARE(QAudioFormat::defaultChannelConfigForChannelCount(16), 0b1'1111'1111'1111'1110u);
}
QTEST_MAIN(tst_QAudioFormat)
#include "tst_qaudioformat.moc"