OggData.h

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/* Copyright (C) 2015 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. 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.
 *
 * 0 A.D. 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 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef INCLUDED_OGGDATA_H
#define INCLUDED_OGGDATA_H
 
#include "lib/config2.h"
 
#if CONFIG2_AUDIO
 
#include "ogg.h"
#include "SoundData.h"
 
#include "lib/external_libraries/openal.h"
#include "lib/file/vfs/vfs_path.h"
 
class COggData : public CSoundData
{
    ALuint m_Format;
    long m_Frequency;
 
public:
    COggData();
    virtual ~COggData();
 
    virtual bool InitOggFile(const VfsPath& itemPath);
    virtual bool IsFileFinished();
    virtual bool IsOneShot();
    virtual bool IsStereo();
 
    virtual int FetchDataIntoBuffer(int count, ALuint* buffers);
    virtual void ResetFile();
 
protected:
    OggStreamPtr  ogg;
    bool m_FileFinished;
    bool m_OneShot;
    ALuint m_Buffer[100];
    int m_BuffersUsed;
 
    bool AddDataBuffer(char* data, long length);
    void SetFormatAndFreq(int form, ALsizei freq);
    int  GetBufferCount();
    unsigned int GetBuffer();
    unsigned int* GetBufferPtr();
};
 
#endif // CONFIG2_AUDIO
#endif // INCLUDED_OGGDATA_H