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File source plugin: added seek bar to move the current pointer in the file

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This commit is contained in:
f4exb
2016-02-25 14:07:39 +01:00
parent a8fc503366
commit 5ecf7ea00c
6 changed files with 77 additions and 31 deletions
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plugins/samplesource/filesource/filesourcethread.cpp
+2 -26
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@@ -55,7 +55,7 @@ void FileSourceThread::startWork()
if (m_ifstream->is_open())
{
qDebug() << " - file stream open, starting...";
qDebug() << "FileSourceThread::startWork: file stream open, starting...";
m_startWaitMutex.lock();
start();
while(!m_running)
@@ -64,7 +64,7 @@ void FileSourceThread::startWork()
}
else
{
qDebug() << " - file stream closed, not starting.";
qDebug() << "FileSourceThread::startWork: file stream closed, not starting.";
}
}
@@ -151,27 +151,3 @@ void FileSourceThread::tick()
}
}
}
/*
void FileSourceThread::decimate1(SampleVector::iterator* it, const qint16* buf, qint32 len)
{
qint16 xreal, yimag;
for (int pos = 0; pos < len; pos += 2) {
xreal = buf[pos+0];
yimag = buf[pos+1];
Sample s( xreal * 16, yimag * 16 ); // shift by 4 bit positions (signed)
**it = s;
(*it)++;
}
}
// Decimate according to specified log2 (ex: log2=4 => decim=16)
void FileSourceThread::callback(const qint16* buf, qint32 len)
{
SampleVector::iterator it = m_convertBuffer.begin();
decimate1(&it, buf, len);
m_sampleFifo->write(m_convertBuffer.begin(), it);
}
*/