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Reduce FT4 chunk size fro 500 to 288 ms; suppress duplicate decodes from close to chunk ends.

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This commit is contained in:
Joe Taylor
2019-02-13 14:42:57 -05:00
parent 186482811a
commit c2cb55a68a
2 changed files with 10 additions and 12 deletions
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widgets/mainwindow.cpp
+4 -9
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@@ -8612,18 +8612,14 @@ void MainWindow::write_all(QString txRx, QString message)
void MainWindow::ft4Data(int k)
{
static int nhsec0=-1;
static bool wrapped=false;
short id[60000];
int nhsec=k/6000;
if(nhsec0>nhsec) nhsec0=-1;
if(nhsec==nhsec0) return;
if(k<60000 and !wrapped) return;
//Process FT4 data at 0.5 s intervals
int j=k/6000;
j=6000*j-60000;
//Process FT4 data at 0.288 s intervals
int j=k/3456;
j=3456*j-60000;
if(j<0) j+=NRING;
float tbuf=j/12000.0;
for(int i=0; i<60000; i++) {
@@ -8707,8 +8703,7 @@ void MainWindow::ft4Data(int k)
}
//###
}
nhsec0=nhsec;
if(m_diskData and (k > (dec_data.params.kin-6000))) m_startAnother=m_loopall;
if(m_diskData and (k > (dec_data.params.kin-3456))) m_startAnother=m_loopall;
if(m_bNoMoreFiles) {
MessageBox::information_message(this, tr("Just one more file to open."));
m_bNoMoreFiles=false;