SDIFIn.cxx

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/*
 * Copyright (c) 2004 MUSIC TECHNOLOGY GROUP (MTG)
 *                         UNIVERSITAT POMPEU FABRA
 *
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

#include "SDIFIn.hxx"
#include "SpectrumConfig.hxx"
#include "ErrOpenFile.hxx"
#include "Frame.hxx"
#include "Segment.hxx"
#include "SpectralPeakArray.hxx"
#include "Fundamental.hxx"
#include "SDIFFile.hxx"
#include "SDIFFrame.hxx"
#include "SDIFMatrix.hxx"
#include "Fundamental.hxx"
#include "Spectrum.hxx"
#include "SpectralPeakArray.hxx"

using std::iterator;

namespace CLAM
{

SDIFIn::SDIFIn():
        mOutput("Output",this),
        mSDIFReader(),
        mPrevIndexArray(0)
{
        mLastCenterTime=-1;

        Configure(SDIFInConfig());
}

SDIFIn::SDIFIn(const SDIFInConfig& c):
        mOutput("Output",this),
        mSDIFReader(c),
        mPrevIndexArray(0)
{
        mLastCenterTime=-1;

        Configure(c);
}

SDIFIn::~SDIFIn()
{
}

bool SDIFIn::ConcreteConfigure(const ProcessingConfig& c)
{
        CopyAsConcreteConfig(mConfig, c);

        mSDIFReader.Configure(mConfig);

        return true;
}

bool SDIFIn::ConcreteStart()
{
        return true;
}

bool SDIFIn::ConcreteStop()
{
        return true;
}

const ProcessingConfig& SDIFIn::GetConfig() const
{
        return mConfig;
}

bool SDIFIn::LoadSDIFDataIntoSegment( CLAM::Segment& segment )
{

//      CLAM::Fundamental fundamental;
//      CLAM::Spectrum residualSpectrum;
//      CLAM::SpectralPeakArray spectralPeaks;

        // TODO: should you be recreating these objects every time?  what would happen if you
        // used a single object?  would the data be overwritten in the Reader or would
        // the new data be merely appended to the old?
        Frame aFrame;
        aFrame.AddSpectralPeakArray();
        aFrame.AddResidualSpec();
        aFrame.AddFundamental();
        aFrame.UpdateData();
        TTime frameCenterTime;

//      Frame& tmpFrame=segment.GetFrame(segment.GetnFrames()-1);

        // although it might be better to do this in a while loop, historically this method
        // was called once for each frame of data to be loaded. so, for backwards compatability
        // we will continue to do it this way.
        bool response = mSDIFReader.ReadFrame(  aFrame.GetFundamental(), aFrame.GetSpectralPeakArray(),
                                                                                        aFrame.GetResidualSpec(), frameCenterTime );

        if (response == true)
        {
                aFrame.SetCenterTime(frameCenterTime);

                if ( !segment.HasSamplingRate() )
                {
                        segment.AddSamplingRate();
                        segment.UpdateData();
                }
                segment.SetSamplingRate(mSDIFReader.GetSamplingRate());

                segment.AddFrame(aFrame);
        }

        return response;
}

bool SDIFIn::Do( CLAM::Segment& segment )
{
        //TODO uncomment: bool thereIsMoreData = false;

//TODO  while( ( thereIsMoreData = LoadSDIFDataIntoSegment( segment ) ) );
        return LoadSDIFDataIntoSegment( segment );

        return true;
}

bool SDIFIn::Do(void)
{
        bool result = LoadSDIFDataIntoSegment( mOutput.GetData() );
        //mOutput.Produce();
        return result;
}

} // namespace CLAM