AiffFileIO.h

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/*
 * This file is part of the Wave Arts VQE library.
 * Copyright (C) 2011 Wave Arts, Inc. (http://wavearts.com)
 *
 * VQE 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.
 *
 * VQE 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.
 *
 * A copy of the GNU General Public License is included with VQE,
 * and can be found online at <http://www.gnu.org/licenses/>.
 *
 * If you'd like to distribute a closed-source product which uses VQE,
 * you must obtain a commercial VQE license from Wave Arts.
 */
//
// AIFF file I/O class header file.
//
// Bill Gardner, March, 1998.
//




#ifndef _AIFFFILEIO_H
#define _AIFFFILEIO_H

#include "AFileIO.h"
#include "WaAIFF.h"

class AiffFileIn : public AFileIn {
protected:
        int numChannels;        
        int numBitsPerSamp;     
        int sampSize;           
        int frameSize;          
        long sampRate;          
        long numFrames;         
        long curFrameIndex;     
        HAiff hAiff;            

        bool Parse();
        bool CheckAudioFormat();

public:
        AiffFileIn(long cvtBufSizeArg = 2048);
        ~AiffFileIn();
        bool Open(char *fileName);
        long GetNumFrames();
        int GetNumChannels();
        int GetBitsPerSamp();
        int GetSampSize();
        int GetFrameSize();
        long GetSampRate();
        long Tell();
        long Read(char *buf, long numBytes);
        long ReadShortFrames(short *buf, long numFrames);
        long ReadFloatFrames(float *buf, long numFrames);
        bool Seek(long frameOffset, int origin);
        bool Close();
};

class AiffFileOut : public AFileOut {
protected:
        int numChannels;        
        int numBitsPerSamp;     
        int sampSize;           
        int frameSize;          
        long sampRate;          
        HAiff hAiff;            
        CkInfo ckFORM;          
        CkInfo ckCOMM;          
        CkInfo ckSSND;          

public:
        AiffFileOut(long cvtBufFileSize = 2048);
        ~AiffFileOut();
        bool Open(char *fileName, long sampleRate, int sampleSize, int numChannels);
        int GetNumChannels();
        int GetBitsPerSamp();
        int GetSampSize();
        int GetFrameSize();
        long GetSampRate();
        long Tell();
        long Write(char *buf, long numBytes);
        long WriteShortFrames(short *buf, long numFrames);
        long WriteFloatFrames(float *buf, long numFrames);
        bool Close();
};

#endif