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//
// libavg - Media Playback Engine.
// Copyright (C) 2003-2014 Ulrich von Zadow
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// Current versions can be found at www.libavg.de
//
#include "ChromaKeyFXNode.h"
#include "../base/ObjectCounter.h"
#include <string>
using namespace std;
namespace avg {
ChromaKeyFXNode::ChromaKeyFXNode()
: FXNode(false),
m_sColorName("00FF00"),
m_Color(0, 255, 0),
m_HTolerance(0.0),
m_STolerance(0.0),
m_LTolerance(0.0),
m_Softness(0.0),
m_Erosion(0),
m_SpillThreshold(0.0)
{
ObjectCounter::get()->incRef(&typeid(*this));
}
ChromaKeyFXNode::~ChromaKeyFXNode()
{
ObjectCounter::get()->decRef(&typeid(*this));
}
void ChromaKeyFXNode::disconnect()
{
m_pFilter = GPUChromaKeyFilterPtr();
FXNode::disconnect();
}
void ChromaKeyFXNode::setColor(const std::string& sColorName)
{
m_sColorName = sColorName;
m_Color = colorStringToColor(m_sColorName);
updateFilter();
}
const std::string& ChromaKeyFXNode::getColor() const
{
return m_sColorName;
}
void ChromaKeyFXNode::setHTolerance(float tolerance)
{
m_HTolerance = tolerance;
updateFilter();
}
float ChromaKeyFXNode::getHTolerance() const
{
return m_HTolerance;
}
void ChromaKeyFXNode::setSTolerance(float tolerance)
{
m_STolerance = tolerance;
updateFilter();
}
float ChromaKeyFXNode::getSTolerance() const
{
return m_STolerance;
}
void ChromaKeyFXNode::setLTolerance(float tolerance)
{
m_LTolerance = tolerance;
updateFilter();
}
float ChromaKeyFXNode::getLTolerance() const
{
return m_LTolerance;
}
void ChromaKeyFXNode::setSoftness(float softness)
{
m_Softness = softness;
updateFilter();
}
float ChromaKeyFXNode::getSoftness() const
{
return m_Softness;
}
void ChromaKeyFXNode::setErosion(int erosion)
{
m_Erosion = erosion;
updateFilter();
}
int ChromaKeyFXNode::getErosion() const
{
return m_Erosion;
}
void ChromaKeyFXNode::setSpillThreshold(float spillThreshold)
{
m_SpillThreshold = spillThreshold;
updateFilter();
}
float ChromaKeyFXNode::getSpillThreshold() const
{
return m_SpillThreshold;
}
GPUFilterPtr ChromaKeyFXNode::createFilter(const IntPoint& size)
{
m_pFilter = GPUChromaKeyFilterPtr(new GPUChromaKeyFilter(size, false));
m_pFilter->setParams(m_Color, m_HTolerance, m_STolerance, m_LTolerance, m_Softness,
m_Erosion, m_SpillThreshold);
setDirty();
return m_pFilter;
}
void ChromaKeyFXNode::updateFilter()
{
if (m_pFilter) {
m_pFilter->setParams(m_Color, m_HTolerance, m_STolerance, m_LTolerance,
m_Softness, m_Erosion, m_SpillThreshold);
setDirty();
}
}
}
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