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[AFV] Change output format and processing to 32 bit float

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32 bit float is what is used in C# reference and has a much higher
dynamic range. 16 bit integer was clipping very often with all the VHF
simulation applied.
This commit is contained in:
Roland Rossgotterer
2019-10-01 11:58:02 +02:00
committed by Mat Sutcliffe
parent fbb126370c
commit 240df93406
29 changed files with 77 additions and 80 deletions
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4
src/blacksound/sampleprovider/bufferedwaveprovider.cpp
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@@ -13,7 +13,7 @@ namespace BlackSound
m_maxBufferSize = format.bytesForDuration(10 * 1000 * 1000);
}
void CBufferedWaveProvider::addSamples(const QVector<qint16> &samples)
void CBufferedWaveProvider::addSamples(const QVector<float> &samples)
{
int delta = m_audioBuffer.size() + samples.size() - m_maxBufferSize;
if (delta > 0)
@@ -23,7 +23,7 @@ namespace BlackSound
m_audioBuffer.append(samples);
}
int CBufferedWaveProvider::readSamples(QVector<qint16> &samples, qint64 count)
int CBufferedWaveProvider::readSamples(QVector<float> &samples, qint64 count)
{
qint64 len = qMin(count, static_cast<qint64>(m_audioBuffer.size()));
samples = m_audioBuffer.mid(0, len);