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115 lines
2.8 KiB
C
115 lines
2.8 KiB
C
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/*
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Audio File Library
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Copyright (C) 2010-2011, Michael Pruett <michael@68k.org>
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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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#ifndef FILEHANDLE_H
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#define FILEHANDLE_H
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#include "afinternal.h"
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#include <stdint.h>
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class File;
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class Tag;
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struct Instrument;
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struct Miscellaneous;
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struct Track;
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struct _AFfilehandle
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{
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static _AFfilehandle *create(int fileFormat);
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int m_valid; // _AF_VALID_FILEHANDLE
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int m_access; // _AF_READ_ACCESS or _AF_WRITE_ACCESS
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bool m_seekok;
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File *m_fh;
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char *m_fileName;
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int m_fileFormat;
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int m_trackCount;
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Track *m_tracks;
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int m_instrumentCount;
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Instrument *m_instruments;
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int m_miscellaneousCount;
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Miscellaneous *m_miscellaneous;
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private:
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int m_formatByteOrder;
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status copyTracksFromSetup(AFfilesetup setup);
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status copyInstrumentsFromSetup(AFfilesetup setup);
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status copyMiscellaneousFromSetup(AFfilesetup setup);
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public:
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virtual ~_AFfilehandle();
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virtual int getVersion() { return 0; }
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virtual status readInit(AFfilesetup) = 0;
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virtual status writeInit(AFfilesetup) = 0;
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virtual status update() = 0;
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virtual bool isInstrumentParameterValid(AUpvlist, int) { return false; }
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bool checkCanRead();
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bool checkCanWrite();
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Track *allocateTrack();
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Track *getTrack(int trackID = AF_DEFAULT_TRACK);
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Instrument *getInstrument(int instrumentID);
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Miscellaneous *getMiscellaneous(int miscellaneousID);
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protected:
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_AFfilehandle();
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status initFromSetup(AFfilesetup setup);
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void setFormatByteOrder(int byteOrder) { m_formatByteOrder = byteOrder; }
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bool readU8(uint8_t *);
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bool readS8(int8_t *);
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bool readU16(uint16_t *);
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bool readS16(int16_t *);
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bool readU32(uint32_t *);
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bool readS32(int32_t *);
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bool readU64(uint64_t *);
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bool readS64(int64_t *);
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bool readFloat(float *);
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bool readDouble(double *);
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bool writeU8(const uint8_t *);
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bool writeS8(const int8_t *);
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bool writeU16(const uint16_t *);
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bool writeS16(const int16_t *);
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bool writeU32(const uint32_t *);
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bool writeS32(const int32_t *);
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bool writeU64(const uint64_t *);
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bool writeS64(const int64_t *);
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bool writeFloat(const float *);
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bool writeDouble(const double *);
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bool readTag(Tag *t);
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bool writeTag(const Tag *t);
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};
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#endif
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