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https://github.com/f4exb/sdrangel.git
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ATV Demodulator: specify nominal number of lines and fps in the GUI to calculate line length
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f4exb
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5
debian/changelog
vendored
5
debian/changelog
vendored
@ -1,14 +1,15 @@
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sdrangel (3.3.2-1) unstable; urgency=medium
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* ATV plugins: 405 lines mode
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* ATV demodulator: added a scope panel in a tab combo with the TV screen
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-- Edouard Griffiths, F4EXB <f4exb06@gmail.com> Thu, 16 Mar 2017 23:14:18 +0100
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-- Edouard Griffiths, F4EXB <f4exb06@gmail.com> Wed, 22 Mar 2017 23:14:18 +0100
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sdrangel (3.3.1-1) unstable; urgency=medium
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* ATV plugins: SSB and vestigiial sideband support
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-- Edouard Griffiths, F4EXB <f4exb06@gmail.com> Thu, 16 Mar 2017 23:14:18 +0100
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-- Edouard Griffiths, F4EXB <f4exb06@gmail.com> Sun, 19 Mar 2017 23:14:18 +0100
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sdrangel (3.3.0-1) unstable; urgency=medium
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@ -618,7 +618,7 @@ bool ATVDemod::handleMessage(const Message& cmd)
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<< " m_fltVoltLevelSynchroBlack:" << m_objConfig.m_fltVoltLevelSynchroBlack
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<< " m_fltVoltLevelSynchroTop:" << m_objConfig.m_fltVoltLevelSynchroTop
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<< " m_fltFramePerS:" << m_objConfig.m_fltFramePerS
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<< " m_fltLineDurationUs:" << m_objConfig.m_fltLineDurationUs
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<< " m_fltLineDurationUs:" << m_objConfig.m_fltLineDuration
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<< " m_fltRatioOfRowsToDisplay:" << m_objConfig.m_fltRatioOfRowsToDisplay
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<< " m_fltTopDurationUs:" << m_objConfig.m_fltTopDurationUs
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<< " m_blnHSync:" << m_objConfig.m_blnHSync
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@ -700,18 +700,19 @@ void ATVDemod::applySettings()
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}
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if((m_objConfig.m_fltFramePerS != m_objRunning.m_fltFramePerS)
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|| (m_objConfig.m_fltLineDurationUs != m_objRunning.m_fltLineDurationUs)
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|| (m_objConfig.m_fltLineDuration != m_objRunning.m_fltLineDuration)
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|| (m_objConfig.m_intSampleRate != m_objRunning.m_intSampleRate)
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|| (m_objConfig.m_fltTopDurationUs != m_objRunning.m_fltTopDurationUs)
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|| (m_objConfig.m_fltRatioOfRowsToDisplay != m_objRunning.m_fltRatioOfRowsToDisplay))
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{
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m_objSettingsMutex.lock();
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m_intNumberSamplePerLine = (int) ((m_objConfig.m_fltLineDurationUs * m_objConfig.m_intSampleRate) / m_fltSecondToUs);
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m_intNumberOfLines = (int) ((m_fltSecondToUs / m_objConfig.m_fltFramePerS) /round(m_objConfig.m_fltLineDurationUs));
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m_objRegisteredATVScreen->resizeATVScreen(m_intNumberSamplePerLine, m_intNumberOfLines);
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m_intNumberOfLines = (int) (1.0f / (m_objConfig.m_fltLineDuration * m_objConfig.m_fltFramePerS));
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m_intNumberSamplePerLine = (int) (m_objConfig.m_fltLineDuration * m_objConfig.m_intSampleRate);
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m_intNumberOfRowsToDisplay = (int) (m_objConfig.m_fltRatioOfRowsToDisplay * m_objConfig.m_fltLineDuration * m_objConfig.m_intSampleRate);
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m_intNumberSamplePerTop = (int) ((m_objConfig.m_fltTopDurationUs * m_objConfig.m_intSampleRate) / m_fltSecondToUs);
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m_intNumberOfRowsToDisplay = (int) ((m_objConfig.m_fltRatioOfRowsToDisplay * m_objConfig.m_fltLineDurationUs * m_objConfig.m_intSampleRate) / m_fltSecondToUs);
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m_objRegisteredATVScreen->resizeATVScreen(m_intNumberSamplePerLine, m_intNumberOfLines);
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m_intRowsLimit = m_intNumberOfLines-1;
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m_intImageIndex = 0;
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@ -55,7 +55,7 @@ public:
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struct ATVConfig
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{
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int m_intSampleRate;
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float m_fltLineDurationUs;
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float m_fltLineDuration;
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float m_fltTopDurationUs;
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float m_fltFramePerS;
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float m_fltRatioOfRowsToDisplay;
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@ -67,7 +67,7 @@ public:
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ATVConfig() :
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m_intSampleRate(0),
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m_fltLineDurationUs(0.0f),
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m_fltLineDuration(0.0f),
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m_fltTopDurationUs(0.0f),
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m_fltFramePerS(0.0f),
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m_fltRatioOfRowsToDisplay(0.0f),
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@ -212,7 +212,7 @@ private:
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m_objMsgConfig.m_fltVoltLevelSynchroBlack = fltVoltLevelSynchroBlack;
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m_objMsgConfig.m_fltVoltLevelSynchroTop = fltVoltLevelSynchroTop;
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m_objMsgConfig.m_fltFramePerS = fltFramePerS;
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m_objMsgConfig.m_fltLineDurationUs = fltLineDurationUs;
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m_objMsgConfig.m_fltLineDuration = fltLineDurationUs;
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m_objMsgConfig.m_fltTopDurationUs = fltTopDurationUs;
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m_objMsgConfig.m_fltRatioOfRowsToDisplay = flatRatioOfRowsToDisplay;
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m_objMsgConfig.m_blnHSync = blnHSync;
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@ -94,6 +94,7 @@ void ATVDemodGUI::resetToDefaults()
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ui->bfo->setValue(0);
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blockApplySettings(false);
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lineTimeUpdate();
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applySettings();
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}
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@ -116,6 +117,7 @@ QByteArray ATVDemodGUI::serialize() const
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s.writeS32(13, ui->rfOppBW->value());
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s.writeS32(14, ui->bfo->value());
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s.writeBool(15, ui->invertVideo->isChecked());
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s.writeS32(16, ui->nbLines->currentIndex());
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return s.final();
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}
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@ -175,10 +177,13 @@ bool ATVDemodGUI::deserialize(const QByteArray& arrData)
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ui->bfo->setValue(tmp);
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d.readBool(15, &booltmp, true);
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ui->invertVideo->setChecked(booltmp);
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d.readS32(16, &tmp, 0);
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ui->nbLines->setCurrentIndex(tmp);
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blockApplySettings(false);
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m_objChannelMarker.blockSignals(false);
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lineTimeUpdate();
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applySettings();
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return true;
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}
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@ -332,7 +337,7 @@ void ATVDemodGUI::applySettings()
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m_objChannelMarker.getCenterFrequency());
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m_objATVDemod->configure(m_objATVDemod->getInputMessageQueue(),
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ui->lineTime->value() / 10.0f,
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getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex()) + ui->lineTime->value() * m_fltLineTimeMultiplier,
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ui->topTime->value() * 1.0f,
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(ui->fps->currentIndex() == 0) ? 25.0f : 30.0f,
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(ui->halfImage->checkState() == Qt::Checked) ? 0.5f : 1.0f,
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@ -463,9 +468,8 @@ void ATVDemodGUI::on_blackLevel_valueChanged(int value)
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void ATVDemodGUI::on_lineTime_valueChanged(int value)
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{
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ui->lineTimeText->setText(QString("%1 uS").arg(((float) value) / 10.0f));
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lineTimeUpdate();
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applySettings();
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}
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void ATVDemodGUI::on_topTime_valueChanged(int value)
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@ -494,8 +498,15 @@ void ATVDemodGUI::on_halfImage_clicked()
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applySettings();
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}
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void ATVDemodGUI::on_nbLines_currentIndexChanged(int index)
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{
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lineTimeUpdate();
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applySettings();
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}
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void ATVDemodGUI::on_fps_currentIndexChanged(int index)
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{
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lineTimeUpdate();
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applySettings();
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}
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@ -564,3 +575,54 @@ void ATVDemodGUI::on_bfo_valueChanged(int value)
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applyRFSettings();
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}
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void ATVDemodGUI::lineTimeUpdate()
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{
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float nominalLineTime = getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex());
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int lineTimeScaleFactor = (int) std::log10(nominalLineTime);
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m_fltLineTimeMultiplier = std::pow(10.0, lineTimeScaleFactor-3);
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float lineTime = nominalLineTime + m_fltLineTimeMultiplier * ui->lineTime->value();
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if(lineTime < 0.000001)
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ui->lineTimeText->setText(tr("%1 ns").arg(lineTime * 1000000000.0, 0, 'f', 1));
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else if(lineTime < 0.001)
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ui->lineTimeText->setText(tr("%1 µs").arg(lineTime * 1000000.0, 0, 'f', 1));
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else if(lineTime < 1.0)
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ui->lineTimeText->setText(tr("%1 ms").arg(lineTime * 1000.0, 0, 'f', 1));
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else
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ui->lineTimeText->setText(tr("%1 s").arg(lineTime * 1.0, 0, 'f', 1));
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}
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float ATVDemodGUI::getFps(int fpsIndex)
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{
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switch(fpsIndex)
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{
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case 1:
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return 30.0f;
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break;
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case 0:
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default:
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return 25.0f;
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break;
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}
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}
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float ATVDemodGUI::getNominalLineTime(int nbLinesIndex, int fpsIndex)
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{
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float fps = getFps(fpsIndex);
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switch(nbLinesIndex)
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{
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case 1:
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return 1.0f / (525 * fps);
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break;
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case 2:
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return 1.0f / (405 * fps);
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break;
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case 0:
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default:
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return 1.0f / (625 * fps);
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break;
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}
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}
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@ -73,6 +73,7 @@ private slots:
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void on_invertVideo_clicked();
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void on_halfImage_clicked();
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void on_modulation_currentIndexChanged(int index);
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void on_nbLines_currentIndexChanged(int index);
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void on_fps_currentIndexChanged(int index);
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void on_reset_clicked(bool checked);
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void on_rfBW_valueChanged(int value);
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@ -100,6 +101,8 @@ private:
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ScopeVisNG* m_objScopeVis;
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float m_fltLineTimeMultiplier;
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explicit ATVDemodGUI(PluginAPI* objPluginAPI, DeviceSourceAPI *objDeviceAPI, QWidget* objParent = NULL);
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virtual ~ATVDemodGUI();
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@ -108,6 +111,9 @@ private:
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void applyRFSettings();
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void setChannelMarkerBandwidth();
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void setRFFiltersSlidersRange(int sampleRate);
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void lineTimeUpdate();
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static float getFps(int fpsIndex);
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static float getNominalLineTime(int nbLinesIndex, int fpsIndex);
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void leaveEvent(QEvent*);
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void enterEvent(QEvent*);
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@ -414,6 +414,28 @@
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</property>
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<item>
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<layout class="QHBoxLayout" name="buttonsLayout">
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<item>
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<widget class="QComboBox" name="nbLines">
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<property name="toolTip">
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<string>Nominal number of lines per frame</string>
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</property>
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<item>
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<property name="text">
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<string>625 L</string>
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</property>
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</item>
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<item>
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<property name="text">
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<string>525 L</string>
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</property>
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</item>
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<item>
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<property name="text">
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<string>405 L</string>
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</property>
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</item>
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</widget>
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</item>
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<item>
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<widget class="QComboBox" name="fps">
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<property name="toolTip">
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@ -528,6 +550,9 @@
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</item>
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<item row="0" column="6">
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<widget class="QLabel" name="blackLevelText">
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<property name="toolTip">
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<string>Black level value</string>
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</property>
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<property name="text">
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<string><html><head/><body><p align="right">mV</p></body></html></string>
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</property>
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@ -538,6 +563,9 @@
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</item>
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<item row="0" column="2">
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<widget class="QLabel" name="synchLevelText">
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<property name="toolTip">
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<string>Horizontal synchronization level value</string>
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</property>
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<property name="text">
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<string><html><head/><body><p align="right">mV</p></body></html></string>
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</property>
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@ -592,13 +620,13 @@
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<item row="1" column="1">
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<widget class="QSlider" name="lineTime">
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<property name="toolTip">
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<string>Line length in time units</string>
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<string>Line length adjustment</string>
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</property>
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<property name="minimum">
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<number>1</number>
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<number>-100</number>
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</property>
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<property name="maximum">
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<number>1000</number>
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<number>100</number>
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</property>
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<property name="singleStep">
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<number>1</number>
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@ -607,7 +635,10 @@
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<number>1</number>
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</property>
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<property name="value">
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<number>1</number>
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<number>0</number>
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</property>
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<property name="sliderPosition">
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<number>0</number>
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</property>
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<property name="orientation">
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<enum>Qt::Horizontal</enum>
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@ -616,8 +647,17 @@
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</item>
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<item row="1" column="2">
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<widget class="QLabel" name="lineTimeText">
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<property name="minimumSize">
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<size>
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<width>55</width>
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<height>0</height>
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</size>
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</property>
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<property name="toolTip">
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<string>Effective line length value</string>
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</property>
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<property name="text">
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<string><html><head/><body><p align="right">uS</p></body></html></string>
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<string>us</string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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@ -634,7 +674,7 @@
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<item row="1" column="5">
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<widget class="QSlider" name="topTime">
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<property name="toolTip">
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<string>Horizontal top length in time units</string>
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<string>Horizontal top length adjustment</string>
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</property>
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<property name="minimum">
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<number>1</number>
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@ -658,8 +698,17 @@
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</item>
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<item row="1" column="6">
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<widget class="QLabel" name="topTimeText">
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<property name="minimumSize">
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<size>
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<width>55</width>
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<height>0</height>
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</size>
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</property>
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<property name="toolTip">
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<string>Horizontal top length value</string>
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</property>
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<property name="text">
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<string><html><head/><body><p align="right">uS</p></body></html></string>
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<string><html><head/><body><p align="right">&mu;S</p></body></html></string>
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</property>
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<property name="alignment">
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<set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
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