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https://github.com/coop-deluxe/sm64coopdx.git
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488 lines
10 KiB
C++
488 lines
10 KiB
C++
/*
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Audio File Library
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Copyright (C) 2010-2012, Michael Pruett <michael@68k.org>
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Copyright (C) 2000-2001, Silicon Graphics, Inc.
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "FileHandle.h"
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#include "afinternal.h"
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#include "audiofile.h"
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#include "byteorder.h"
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#include <stdlib.h>
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#include <assert.h>
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#include "AIFF.h"
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#include "AVR.h"
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#include "CAF.h"
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#include "FLACFile.h"
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#include "IFF.h"
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#include "IRCAM.h"
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#include "NeXT.h"
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#include "NIST.h"
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#include "Raw.h"
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#include "SampleVision.h"
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#include "VOC.h"
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#include "WAVE.h"
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#include "File.h"
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#include "Instrument.h"
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#include "Setup.h"
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#include "Tag.h"
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#include "Track.h"
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#include "units.h"
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#include "util.h"
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static void freeInstParams (AFPVu *values, int fileFormat)
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{
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if (!values)
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return;
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int parameterCount = _af_units[fileFormat].instrumentParameterCount;
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for (int i=0; i<parameterCount; i++)
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{
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if (_af_units[fileFormat].instrumentParameters[i].type == AU_PVTYPE_PTR)
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free(values[i].v);
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}
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free(values);
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}
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_AFfilehandle *_AFfilehandle::create(int fileFormat)
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{
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switch (fileFormat)
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{
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case AF_FILE_RAWDATA:
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return new RawFile();
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case AF_FILE_AIFF:
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case AF_FILE_AIFFC:
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return new AIFFFile();
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case AF_FILE_NEXTSND:
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return new NeXTFile();
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case AF_FILE_WAVE:
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return new WAVEFile();
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case AF_FILE_BICSF:
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return new IRCAMFile();
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case AF_FILE_AVR:
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return new AVRFile();
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case AF_FILE_IFF_8SVX:
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return new IFFFile();
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case AF_FILE_SAMPLEVISION:
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return new SampleVisionFile();
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case AF_FILE_VOC:
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return new VOCFile();
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case AF_FILE_NIST_SPHERE:
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return new NISTFile();
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case AF_FILE_CAF:
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return new CAFFile();
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case AF_FILE_FLAC:
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return new FLACFile();
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default:
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return NULL;
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}
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}
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_AFfilehandle::_AFfilehandle()
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{
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m_valid = _AF_VALID_FILEHANDLE;
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m_access = 0;
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m_seekok = false;
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m_fh = NULL;
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m_fileName = NULL;
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m_fileFormat = AF_FILE_UNKNOWN;
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m_trackCount = 0;
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m_tracks = NULL;
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m_instrumentCount = 0;
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m_instruments = NULL;
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m_miscellaneousCount = 0;
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m_miscellaneous = NULL;
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m_formatByteOrder = 0;
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}
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_AFfilehandle::~_AFfilehandle()
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{
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m_valid = 0;
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free(m_fileName);
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delete [] m_tracks;
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m_tracks = NULL;
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m_trackCount = 0;
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if (m_instruments)
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{
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for (int i=0; i<m_instrumentCount; i++)
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{
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free(m_instruments[i].loops);
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m_instruments[i].loops = NULL;
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m_instruments[i].loopCount = 0;
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freeInstParams(m_instruments[i].values, m_fileFormat);
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m_instruments[i].values = NULL;
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}
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free(m_instruments);
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m_instruments = NULL;
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}
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m_instrumentCount = 0;
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if (m_miscellaneous)
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{
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for (int i=0; i<m_miscellaneousCount; i++)
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free(m_miscellaneous[i].buffer);
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free(m_miscellaneous);
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m_miscellaneous = NULL;
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}
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m_miscellaneousCount = 0;
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}
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Track *_AFfilehandle::allocateTrack()
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{
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assert(!m_trackCount);
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assert(!m_tracks);
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m_trackCount = 1;
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m_tracks = new Track[1];
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return m_tracks;
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}
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Track *_AFfilehandle::getTrack(int trackID)
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{
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for (int i=0; i<m_trackCount; i++)
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if (m_tracks[i].id == trackID)
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return &m_tracks[i];
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_af_error(AF_BAD_TRACKID, "bad track id %d", trackID);
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return NULL;
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}
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bool _AFfilehandle::checkCanRead()
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{
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if (m_access != _AF_READ_ACCESS)
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{
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_af_error(AF_BAD_NOREADACC, "file not opened for read access");
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return false;
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}
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return true;
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}
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bool _AFfilehandle::checkCanWrite()
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{
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if (m_access != _AF_WRITE_ACCESS)
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{
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_af_error(AF_BAD_NOWRITEACC, "file not opened for write access");
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return false;
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}
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return true;
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}
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Instrument *_AFfilehandle::getInstrument(int instrumentID)
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{
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for (int i = 0; i < m_instrumentCount; i++)
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if (m_instruments[i].id == instrumentID)
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return &m_instruments[i];
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_af_error(AF_BAD_INSTID, "invalid instrument id %d", instrumentID);
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return NULL;
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}
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Miscellaneous *_AFfilehandle::getMiscellaneous(int miscellaneousID)
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{
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for (int i=0; i<m_miscellaneousCount; i++)
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{
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if (m_miscellaneous[i].id == miscellaneousID)
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return &m_miscellaneous[i];
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}
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_af_error(AF_BAD_MISCID, "bad miscellaneous id %d", miscellaneousID);
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return NULL;
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}
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status _AFfilehandle::initFromSetup(AFfilesetup setup)
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{
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if (copyTracksFromSetup(setup) == AF_FAIL)
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return AF_FAIL;
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if (copyInstrumentsFromSetup(setup) == AF_FAIL)
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return AF_FAIL;
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if (copyMiscellaneousFromSetup(setup) == AF_FAIL)
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return AF_FAIL;
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return AF_SUCCEED;
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}
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status _AFfilehandle::copyTracksFromSetup(AFfilesetup setup)
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{
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if ((m_trackCount = setup->trackCount) == 0)
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{
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m_tracks = NULL;
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return AF_SUCCEED;
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}
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m_tracks = new Track[m_trackCount];
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if (!m_tracks)
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return AF_FAIL;
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for (int i=0; i<m_trackCount; i++)
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{
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Track *track = &m_tracks[i];
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TrackSetup *trackSetup = &setup->tracks[i];
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track->id = trackSetup->id;
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track->f = trackSetup->f;
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if (track->copyMarkers(trackSetup) == AF_FAIL)
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return AF_FAIL;
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track->hasAESData = trackSetup->aesDataSet;
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}
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return AF_SUCCEED;
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}
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status _AFfilehandle::copyInstrumentsFromSetup(AFfilesetup setup)
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{
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if ((m_instrumentCount = setup->instrumentCount) == 0)
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{
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m_instruments = NULL;
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return AF_SUCCEED;
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}
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m_instruments = static_cast<Instrument *>(_af_calloc(m_instrumentCount,
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sizeof (Instrument)));
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if (!m_instruments)
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return AF_FAIL;
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for (int i=0; i<m_instrumentCount; i++)
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{
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m_instruments[i].id = setup->instruments[i].id;
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// Copy loops.
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if ((m_instruments[i].loopCount = setup->instruments[i].loopCount) == 0)
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{
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m_instruments[i].loops = NULL;
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}
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else
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{
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m_instruments[i].loops =
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static_cast<Loop *>(_af_calloc(m_instruments[i].loopCount,
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sizeof (Loop)));
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if (!m_instruments[i].loops)
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return AF_FAIL;
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for (int j=0; j<m_instruments[i].loopCount; j++)
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{
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Loop *loop = &m_instruments[i].loops[j];
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loop->id = setup->instruments[i].loops[j].id;
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loop->mode = AF_LOOP_MODE_NOLOOP;
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loop->count = 0;
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loop->trackid = AF_DEFAULT_TRACK;
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loop->beginMarker = 2*j + 1;
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loop->endMarker = 2*j + 2;
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}
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}
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int instParamCount;
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// Copy instrument parameters.
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if ((instParamCount = _af_units[setup->fileFormat].instrumentParameterCount) == 0)
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{
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m_instruments[i].values = NULL;
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}
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else
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{
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m_instruments[i].values =
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static_cast<AFPVu *>(_af_calloc(instParamCount, sizeof (AFPVu)));
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if (!m_instruments[i].values)
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return AF_FAIL;
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for (int j=0; j<instParamCount; j++)
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{
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m_instruments[i].values[j] = _af_units[setup->fileFormat].instrumentParameters[j].defaultValue;
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}
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}
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}
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return AF_SUCCEED;
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}
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status _AFfilehandle::copyMiscellaneousFromSetup(AFfilesetup setup)
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{
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if ((m_miscellaneousCount = setup->miscellaneousCount) == 0)
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{
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m_miscellaneous = NULL;
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return AF_SUCCEED;
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}
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m_miscellaneous = static_cast<Miscellaneous *>(_af_calloc(m_miscellaneousCount,
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sizeof (Miscellaneous)));
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if (!m_miscellaneous)
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return AF_FAIL;
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for (int i=0; i<m_miscellaneousCount; i++)
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{
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m_miscellaneous[i].id = setup->miscellaneous[i].id;
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m_miscellaneous[i].type = setup->miscellaneous[i].type;
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m_miscellaneous[i].size = setup->miscellaneous[i].size;
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m_miscellaneous[i].position = 0;
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m_miscellaneous[i].buffer = NULL;
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}
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return AF_SUCCEED;
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}
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template <typename T>
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static bool readValue(File *f, T *value)
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{
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return f->read(value, sizeof (*value)) == sizeof (*value);
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}
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template <typename T>
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static bool writeValue(File *f, const T *value)
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{
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return f->write(value, sizeof (*value)) == sizeof (*value);
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}
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template <typename T>
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static T swapValue(T value, int order)
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{
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if (order == AF_BYTEORDER_BIGENDIAN)
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return bigToHost(value);
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else if (order == AF_BYTEORDER_LITTLEENDIAN)
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return littleToHost(value);
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return value;
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}
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template <typename T>
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static bool readSwap(File *f, T *value, int order)
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{
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if (!readValue(f, value)) return false;
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*value = swapValue(*value, order);
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return true;
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}
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template <typename T>
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static bool writeSwap(File *f, const T *value, int order)
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{
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T t = swapValue(*value, order);
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return writeValue(f, &t);
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}
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bool _AFfilehandle::readU8(uint8_t *v) { return readValue(m_fh, v); }
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bool _AFfilehandle::readS8(int8_t *v) { return readValue(m_fh, v); }
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bool _AFfilehandle::readU16(uint16_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readS16(int16_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readU32(uint32_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readS32(int32_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readU64(uint64_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readS64(int64_t *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readFloat(float *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readDouble(double *v)
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{
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return readSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeU8(const uint8_t *v) { return writeValue(m_fh, v); }
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bool _AFfilehandle::writeS8(const int8_t *v) { return writeValue(m_fh, v); }
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bool _AFfilehandle::writeU16(const uint16_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeS16(const int16_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeU32(const uint32_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeS32(const int32_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeU64(const uint64_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeS64(const int64_t *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeFloat(const float *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::writeDouble(const double *v)
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{
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return writeSwap(m_fh, v, m_formatByteOrder);
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}
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bool _AFfilehandle::readTag(Tag *t)
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{
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uint32_t v;
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if (m_fh->read(&v, sizeof (v)) == sizeof (v))
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{
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*t = Tag(v);
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return true;
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}
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return false;
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}
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bool _AFfilehandle::writeTag(const Tag *t)
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{
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uint32_t v = t->value();
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return m_fh->write(&v, sizeof (v)) == sizeof (v);
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}
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