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WSJT-X
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Changes for 48000 Hz Audio in samplerate 

git-svn-id: svn+ssh://svn.code.sf.net/p/wsjt/wsjt/branches/wsjtx@3577 ab8295b8-cf94-4d9e-aec4-7959e3be5d79
This commit is contained in:
John Nelson 2013-09-27 13:57:48 +00:00
parent d88ea99582
commit da4c16ceda
3 changed files with 13 additions and 5 deletions
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15
Detector.cpp
View File

@ -6,6 +6,10 @@
#include "commons.h"
extern "C" {
void fil4_(qint16*, qint32*, qint16*, qint32*);
}
Detector::Detector (unsigned frameRate, unsigned periodLengthInSeconds, unsigned framesPerSignal, QObject * parent)
: AudioDevice (parent)
, m_frameRate (frameRate)
@ -31,8 +35,8 @@ void Detector::clear ()
// jt9com_.kin = qMin ((msInPeriod * m_frameRate) / 1000, static_cast<unsigned> (sizeof (jt9com_.d2) / sizeof (jt9com_.d2[0])));
jt9com_.kin = 0;
// fill buffer with zeros (G4WJS commented out because it might cause decoder hangs)
// qFill (jt9com_.d2, jt9com_.d2 + sizeof (jt9com_.d2) / sizeof (jt9com_.d2[0]), 0);
// fill buffer with zeros
qFill (jt9com_.d2, jt9com_.d2 + sizeof (jt9com_.d2) / sizeof (jt9com_.d2[0]), 0);
}
qint64 Detector::writeData (char const * data, qint64 maxSize)
@ -49,10 +53,13 @@ qint64 Detector::writeData (char const * data, qint64 maxSize)
qDebug () << "dropped " << maxSize / sizeof (jt9com_.d2[0]) - framesAccepted << " frames of data on the floor!";
}
store (data, framesAccepted, &jt9com_.d2[jt9com_.kin]);
qint32 m_n1,m_n2;
m_n1 = framesAccepted;
fil4_((qint16 *)data, &m_n1, m_translate, &m_n2);
store ((char const *) m_translate, m_n2, &jt9com_.d2[jt9com_.kin]);
unsigned lastSignalIndex (jt9com_.kin / m_framesPerSignal);
jt9com_.kin += framesAccepted;
jt9com_.kin += m_n2;
unsigned currentSignalIndex (jt9com_.kin / m_framesPerSignal);
if (currentSignalIndex != lastSignalIndex && m_monitoring)

1
Detector.hpp
View File

@ -49,6 +49,7 @@ private:
unsigned m_framesPerSignal;
bool volatile m_monitoring;
bool m_starting;
qint16 m_translate[20000];
};
#endif

2
soundin.cpp
View File

@ -48,7 +48,7 @@ void SoundInput::start(QAudioDeviceInfo const& device, unsigned channels, int fr
QAudioFormat format (device.preferredFormat());
format.setChannelCount (channels);
format.setCodec ("audio/pcm");
format.setSampleRate (12000);
format.setSampleRate (48000);
format.setSampleType (QAudioFormat::SignedInt);
format.setSampleSize (16);