SDIFCollection.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 "SDIFCollection.hxx"
#include "SDIFFrame.hxx"
#include "SDIFStream.hxx"
#include "SDIFMatrix.hxx"

namespace SDIF
{

        Collection::Collection(bool autoStreamAdding)
        :mAutoStreamAdding(autoStreamAdding)
        {
        }

        void Collection::Add(Frame* pFrame)
        {
                mFrameList.push_back(pFrame);
                
                if (mAutoStreamAdding) {
                        Stream* pStream = FindStream(pFrame->mHeader.mStreamId);
                        if (!pStream)
                        {
                                pStream = 
                                        new Stream(pFrame->mHeader.mType,pFrame->mHeader.mStreamId);
                                Add(pStream);
                        }
                        CLAM_ASSERT(pFrame->mHeader.mType==pStream->StreamType(),
        "Trying to add a frame to a stream with the same ID but a different type");
                        pStream->Add(pFrame);
                }
        }

        void Collection::Add(Stream* pStream)
        {
                mStreamList.push_back(pStream);
        }

        void Collection::ParseStreams(void)
        {
                typedef std::list<Frame*>::iterator iterator;

                iterator it = mFrameList.begin();
                iterator end = mFrameList.end();

                while (it!=end)
                {
                        Frame* pFrame = *it;

                        Stream* pStream = FindStream(pFrame->mHeader.mStreamId);
                        if (!pStream) {
                                pStream = 
                                        new Stream(pFrame->mHeader.mType,pFrame->mHeader.mStreamId);

                                Add(pStream);
                        }
                        pStream->Add(pFrame);

                        it++;
                }
        }

        Stream* Collection::FindStream(CLAM::TInt32 streamId)
        {
                typedef std::list<Stream*>::iterator iterator;

                iterator it = mStreamList.begin();
                iterator end = mStreamList.end();

                while (it!=end)
                {
                        Stream* pStream = *it;
                        if (pStream->StreamId()==streamId) return pStream;
                        
                        it++;
                }

                return 0;
        }

        Stream* Collection::FindStream(TypeId streamTypeId)
        {
                typedef std::list<Stream*>::iterator iterator;

                iterator it = mStreamList.begin();
                iterator end = mStreamList.end();

                while (it!=end)
                {
                        Stream* pStream = *it;
                        if (pStream->StreamType()==streamTypeId) return pStream;
                        
                        it++;
                }

                return 0;
        }


}