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DATV demod: corrections to the gauge algorithm

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This commit is contained in:
f4exb 2021-04-12 11:49:55 +02:00
parent 61975cf51a
commit 50940351b7
1 changed files with 1 additions and 2 deletions
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3
plugins/channelrx/demoddatv/datvgauge.h
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@ -34,7 +34,7 @@ struct datvgauge: runnable
leansdr::pipereader<leansdr::f32> m_in;
QLabel *m_label;
LevelMeterSignalDB *m_levelMeter;
static const int m_nbAvg = 5;
static const int m_nbAvg = 10;
leansdr::f32 m_samples[m_nbAvg];
leansdr::f32 m_sum;
int m_index;
@ -65,7 +65,6 @@ struct datvgauge: runnable
m_sum += *p - oldest;
oldest = *p;
leansdr::f32 avg = m_sum/m_nbAvg;
m_index = (m_index + 1) % m_nbAvg;
m_levelMeter->levelChanged(avg/30.0, *p/30.0, m_nbAvg);
m_label->setText(QString("%1").arg(avg, 0, 'f', 1));