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signal_channel.cpp
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signal_channel.cpp
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// Copyright (c) 2016 The SigViewer Development Team
// Licensed under the GNU General Public License (GPL)
// https://www.gnu.org/licenses/gpl
#include "signal_channel.h"
#include "file_handling_impl/xdf_reader.h"
namespace sigviewer
{
//!Constructor for libbiosig---------------------------------------------------
SignalChannel::SignalChannel(unsigned ch, const HDRTYPE* hdr) :
label_ (QString(hdr->CHANNEL[ch].Label).trimmed()),
physical_maximum_(hdr->CHANNEL[ch].PhysMax),
digital_maximum_(hdr->CHANNEL[ch].DigMax),
physical_minimum_(hdr->CHANNEL[ch].PhysMin),
digital_minimum_(hdr->CHANNEL[ch].DigMin),
data_type_(hdr->CHANNEL[ch].GDFTYP),
lowpass_(hdr->CHANNEL[ch].LowPass),
highpass_(hdr->CHANNEL[ch].HighPass),
notch_(hdr->CHANNEL[ch].Notch)
{
#if (BIOSIG_VERSION < 10400)
char tmpstr[30];
PhysDim(hdr->CHANNEL[ch].PhysDimCode, tmpstr);
#else
const char *tmpstr = PhysDim3(hdr->CHANNEL[ch].PhysDimCode);
#endif
phys_y_dimension_label_ = QString(tmpstr);
samplerate_ = hdr->SampleRate * hdr->CHANNEL[ch].SPR / hdr->SPR;
}
//!Constructor for XDF format---------------------------------------------------
SignalChannel::SignalChannel(unsigned ch, QString file_format) :
label_ (QString::fromStdString(XDFdata->labels[ch]).trimmed())
{
//easy extension for potential other formats in the future
if (file_format.compare("xdf", Qt::CaseInsensitive))
{
phys_y_dimension_label_ = QString::number(ch);
samplerate_ = XDFdata->majSR;
}
}
//SignalChannel::SignalChannel(unsigned number, CHANNEL_TYPE C) :
// /* obsolete */
// label_ (QString(C.Label).trimmed()),
// physical_maximum_(C.PhysMax),
// digital_maximum_(C.DigMax),
// physical_minimum_(C.PhysMin),
// digital_minimum_(C.DigMin),
// data_type_(C.GDFTYP),
// lowpass_(C.LowPass),
// highpass_(C.HighPass),
// notch_(C.Notch)
//{
//#if (BIOSIG_VERSION < 10400)
// char tmpstr[30];
// PhysDim(C.PhysDimCode), tmpstr);
//#else
// const char *tmpstr = PhysDim3(C.PhysDimCode);
//#endif
// phys_y_dimension_label_ = QString(tmpstr);
// samplerate_ = -1.0;
//}
//-----------------------------------------------------------------------------
float64 SignalChannel::getSampleRate() const
{
return samplerate_;
}
//-----------------------------------------------------------------------------
const QString& SignalChannel::getLabel() const
{
return label_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getLowpass() const
{
return lowpass_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getHighpass() const
{
return highpass_;
}
//-----------------------------------------------------------------------------
bool SignalChannel::getNotch() const
{
return notch_;
}
//-----------------------------------------------------------------------------
const QString& SignalChannel::getPhysicalDim() const
{
return phys_y_dimension_label_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getPhysicalMaximum() const
{
return physical_maximum_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getDigitalMaximum() const
{
return digital_maximum_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getPhysicalMinimum() const
{
return physical_minimum_;
}
//-----------------------------------------------------------------------------
float64 SignalChannel::getDigitalMinimum() const
{
return digital_minimum_;
}
//-----------------------------------------------------------------------------
QString SignalChannel::typeString() const
{
if (data_type_ > UBITN)
{
return QString("ubit%1").arg(data_type_ - UBITN);
}
if (data_type_ > BITN)
{
return QString("bit%1").arg(data_type_ - BITN);
}
switch (data_type_)
{
case CHAR:
return "char";
case INT8:
return "int8";
case UINT8:
return "uint8";
case INT16:
return "int16";
case UINT16:
return "uint16";
case INT32:
return "int32";
case UINT32:
return "uint32";
case INT64:
return "int64";
case UINT64:
return "uint64";
case FLOAT32:
return "float32";
case FLOAT64:
return "float64";
case FLOAT128:
return "float128";
default:
return "?";
}
return "?";
}
}