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AM Demodulator: implemented shortened interleaved sync standard for image formatting
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f4exb
parent
c2d9de1926
commit
7ad19f0140
@ -94,6 +94,7 @@ void ATVDemod::configure(
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float fltTopDurationUs,
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float fltFramePerS,
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ATVStd enmATVStandard,
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int intNumberOfLines,
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float fltRatioOfRowsToDisplay,
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float fltVoltLevelSynchroTop,
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float fltVoltLevelSynchroBlack,
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@ -107,6 +108,7 @@ void ATVDemod::configure(
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fltTopDurationUs,
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fltFramePerS,
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enmATVStandard,
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intNumberOfLines,
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fltRatioOfRowsToDisplay,
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fltVoltLevelSynchroTop,
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fltVoltLevelSynchroBlack,
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@ -695,10 +697,13 @@ void ATVDemod::applySettings()
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|| (m_objConfig.m_intSampleRate != m_objRunning.m_intSampleRate)
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|| (m_objConfig.m_fltTopDuration != m_objRunning.m_fltTopDuration)
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|| (m_objConfig.m_fltRatioOfRowsToDisplay != m_objRunning.m_fltRatioOfRowsToDisplay)
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|| (m_objConfig.m_enmATVStandard != m_objRunning.m_enmATVStandard))
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|| (m_objConfig.m_enmATVStandard != m_objRunning.m_enmATVStandard)
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|| (m_objConfig.m_intNumberOfLines != m_objRunning.m_intNumberOfLines))
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{
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m_objSettingsMutex.lock();
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m_intNumberOfLines = m_objConfig.m_intNumberOfLines;
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applyStandard();
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m_intNumberSamplePerLine = (int) (m_objConfig.m_fltLineDuration * m_objConfig.m_intSampleRate);
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@ -772,21 +777,23 @@ void ATVDemod::applyStandard()
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{
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switch(m_objConfig.m_enmATVStandard)
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{
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case ATVStdShortInterleaved: // Follows loosely the 405 lines standard
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// what is left in a line for the image
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m_intNumberOfSyncLines = 4;
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m_intNumberOfBlackLines = 4;
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break;
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case ATVStd405: // Follows loosely the 405 lines standard
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m_intNumberOfLines = 405;
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// what is left in a 64 us line for the image
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// what is left in a ine for the image
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m_intNumberOfSyncLines = 24; // (15+7)*2 - 20
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m_intNumberOfBlackLines = 28; // above + 4
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break;
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case ATVStdPAL525: // Follows PAL-M standard
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m_intNumberOfLines = 525;
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// what is left in a 64/1.008 us line for the image
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m_intNumberOfSyncLines = 40; // (15+15)*2 - 20
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m_intNumberOfBlackLines = 44; // above + 4
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break;
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case ATVStdPAL625: // Follows PAL-B/G/H standard
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default:
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m_intNumberOfLines = 625;
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// what is left in a 64 us line for the image
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m_intNumberOfSyncLines = 44; // (15+17)*2 - 20
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m_intNumberOfBlackLines = 48; // above + 4
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@ -49,7 +49,8 @@ public:
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{
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ATVStdPAL625,
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ATVStdPAL525,
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ATVStd405
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ATVStd405,
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ATVStdShortInterleaved
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};
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enum ATVModulation {
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@ -65,6 +66,7 @@ public:
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{
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int m_intSampleRate;
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ATVStd m_enmATVStandard;
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int m_intNumberOfLines;
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float m_fltLineDuration;
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float m_fltTopDuration;
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float m_fltFramePerS;
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@ -79,6 +81,7 @@ public:
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ATVConfig() :
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m_intSampleRate(0),
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m_enmATVStandard(ATVStdPAL625),
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m_intNumberOfLines(625),
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m_fltLineDuration(0.0f),
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m_fltTopDuration(0.0f),
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m_fltFramePerS(0.0f),
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@ -149,6 +152,7 @@ public:
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float fltTopDurationUs,
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float fltFramePerS,
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ATVStd enmATVStandard,
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int intNumberOfLines,
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float fltRatioOfRowsToDisplay,
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float fltVoltLevelSynchroTop,
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float fltVoltLevelSynchroBlack,
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@ -197,6 +201,7 @@ private:
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float fltTopDurationUs,
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float fltFramePerS,
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ATVStd enmATVStandard,
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int intNumberOfLines,
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float fltRatioOfRowsToDisplay,
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float fltVoltLevelSynchroTop,
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float fltVoltLevelSynchroBlack,
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@ -210,6 +215,7 @@ private:
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fltTopDurationUs,
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fltFramePerS,
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enmATVStandard,
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intNumberOfLines,
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fltRatioOfRowsToDisplay,
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fltVoltLevelSynchroTop,
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fltVoltLevelSynchroBlack,
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@ -227,6 +233,7 @@ private:
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float fltTopDurationUs,
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float fltFramePerS,
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ATVStd enmATVStandard,
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int intNumberOfLines,
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float flatRatioOfRowsToDisplay,
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float fltVoltLevelSynchroTop,
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float fltVoltLevelSynchroBlack,
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@ -240,6 +247,7 @@ private:
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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_enmATVStandard = enmATVStandard;
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m_objMsgConfig.m_intNumberOfLines = intNumberOfLines;
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m_objMsgConfig.m_fltLineDuration = fltLineDurationUs;
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m_objMsgConfig.m_fltTopDuration = fltTopDurationUs;
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m_objMsgConfig.m_fltRatioOfRowsToDisplay = flatRatioOfRowsToDisplay;
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@ -372,6 +372,7 @@ void ATVDemodGUI::applySettings()
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getNominalLineTime(ui->nbLines->currentIndex(), ui->fps->currentIndex()) * (4.7f / 64.0f) + ui->topTime->value() * m_fltTopTimeMultiplier,
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getFps(ui->fps->currentIndex()),
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(ATVDemod::ATVStd) ui->standard->currentIndex(),
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getNumberOfLines(ui->nbLines->currentIndex()),
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(ui->halfImage->checkState() == Qt::Checked) ? 0.5f : 1.0f,
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ui->synchLevel->value() / 1000.0f,
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ui->blackLevel->value() / 1000.0f,
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@ -723,3 +724,20 @@ float ATVDemodGUI::getNominalLineTime(int nbLinesIndex, int fpsIndex)
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break;
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}
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}
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int ATVDemodGUI::getNumberOfLines(int nbLinesIndex)
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{
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switch(nbLinesIndex)
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{
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case 1:
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return 525;
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break;
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case 2:
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return 405;
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break;
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case 0:
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default:
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return 625;
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break;
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}
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}
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@ -120,6 +120,7 @@ private:
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void topTimeUpdate();
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static float getFps(int fpsIndex);
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static float getNominalLineTime(int nbLinesIndex, int fpsIndex);
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static int getNumberOfLines(int nbLinesIndex);
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void leaveEvent(QEvent*);
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void enterEvent(QEvent*);
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@ -498,22 +498,28 @@
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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="maximumSize">
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<size>
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<width>50</width>
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<height>16777215</height>
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</size>
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</property>
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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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<string>625</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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<string>525</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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<string>405</string>
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</property>
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</item>
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</widget>
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@ -565,6 +571,11 @@
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<string>405L</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>SHi</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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@ -26,7 +26,7 @@
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const PluginDescriptor ATVDemodPlugin::m_ptrPluginDescriptor =
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{
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QString("ATV Demodulator"),
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QString("3.3.2"),
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QString("3.3.3"),
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QString("(c) F4HKW for F4EXB / SDRAngel"),
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QString("https://github.com/f4exb/sdrangel"),
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true,
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