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ATV Demodulator: improvements of HSync and VSync algorithms. Fixes #459.

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This commit is contained in:
Vort
2020-07-19 14:07:04 +03:00
parent 24ca0f0d56
commit 4afd5a7a2d
8 changed files with 222 additions and 184 deletions
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sdrgui/gui/tvscreen.cpp
+10 -1
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@@ -28,6 +28,7 @@
#include <algorithm>
#include <QDebug>
// Note: When this object is created, QWidget* is converted to bool
TVScreen::TVScreen(bool blnColor, QWidget* parent) :
QGLWidget(parent), m_objMutex(QMutex::NonRecursive), m_objGLShaderArray(blnColor)
{
@@ -36,6 +37,7 @@ TVScreen::TVScreen(bool blnColor, QWidget* parent) :
m_objTimer.start(40); // capped at 25 FPS
m_chrLastData = NULL;
m_subsampleShift = 0.0;
m_blnConfigChanged = false;
m_blnDataChanged = false;
m_blnGLContextInitialized = false;
@@ -57,6 +59,11 @@ void TVScreen::setColor(bool blnColor)
m_objGLShaderArray.setColor(blnColor);
}
void TVScreen::setExtraColumns(bool blnExtraColumns)
{
m_objGLShaderArray.setExtraColumns(blnExtraColumns);
}
QRgb* TVScreen::getRowBuffer(int intRow)
{
if (!m_blnGLContextInitialized)
@@ -67,9 +74,10 @@ QRgb* TVScreen::getRowBuffer(int intRow)
return m_objGLShaderArray.GetRowBuffer(intRow);
}
void TVScreen::renderImage(unsigned char * objData)
void TVScreen::renderImage(unsigned char * objData, float subsampleShift)
{
m_chrLastData = objData;
m_subsampleShift = subsampleShift;
m_blnDataChanged = true;
}
@@ -176,6 +184,7 @@ void TVScreen::paintGL()
m_intAskedRows = 0;
}
m_objGLShaderArray.setSubsampleShift(m_subsampleShift);
m_objGLShaderArray.RenderPixels(m_chrLastData);
m_objMutex.unlock();