Sound_Buffer.h

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/* This file is part of the Zenipex Library (zenilib).
 * Copyright (C) 2011 Mitchell Keith Bloch (bazald).
 *
 * zenilib is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * zenilib 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with zenilib.  If not, see <http://www.gnu.org/licenses/>.
 */

#ifndef ZENI_SOUND_BUFFER_H
#define ZENI_SOUND_BUFFER_H

#include <Zeni/Coordinate.h>
#include <Zeni/Database.h>
#include <Zeni/Vector3f.h>

#if defined(ENABLE_SLES)
#include <SLES/OpenSLES.h>
#if defined(ANDROID)
#include <SLES/OpenSLES_Android.h>
#endif
#endif

#if !defined(DISABLE_AL)
#if defined(_MACOSX)
#include <OpenAL/al.h>
#else
#include <AL/al.h>
#endif

#else

#if defined(ENABLE_SLES)
#define ALint sl_int32_t
#define ALuint sl_uint32_t
#define ALfloat sl_float_t
#define ALenum sl_int32_t
#define AL_NONE 0
#define AL_TRUE SL_BOOLEAN_TRUE
#define AL_FALSE SL_BOOLEAN_FALSE
#else
#define ALint int
#define ALuint unsigned int
#define ALfloat float
#define ALenum int
#define AL_NONE 0
#define AL_TRUE true
#define AL_FALSE false
#endif

#endif

namespace Zeni {

  class ZENI_AUDIO_DLL Sound_Source;

  class ZENI_AUDIO_DLL Sound_Buffer {
    friend class Sound;
    friend class Database<Sound_Buffer>;
    friend class Sounds;

    Sound_Buffer(const Sound_Buffer &rhs);
    Sound_Buffer & operator=(const Sound_Buffer &rhs);

    Sound_Buffer();
    Sound_Buffer(const String &filename); 
    ~Sound_Buffer();

  public:
#ifndef DISABLE_AL
    const ALuint & get_id() const {return m_buffer;} 
#endif
#ifdef ENABLE_SLES
    const SLDataSource & get_audioSrc() const {return audioSrc;} 
#endif
    const float & get_duration() const {return m_duration;} 

    static std::pair<ALuint, float> load_ogg_vorbis(const String &filename);

  private:
#ifndef DISABLE_AL
    mutable ALuint m_buffer;
#endif
#ifdef ENABLE_SLES
    void init_SLES(const String &filename);

    SLDataLocator_AndroidFD loc_fd;
    SLDataFormat_MIME format_mime;
    SLDataSource audioSrc;
#endif

    mutable float m_duration;

  //  class ZENI_AUDIO_DLL Loader : public Task {
  //    Loader(const Loader &);
  //    Loader & operator=(const Loader &);
  //  
  //  public:
  //    Loader(const String &filename);
  //    
  //    virtual int function();
  //    
  //    ALuint m_buffer;
  //    float m_duration;
  //    const String m_filename;
  //  };
  //  
  //  void finish_loading() const;
  //  
  //  mutable Loader *m_loader;
  //  mutable Thread *m_thread;
  };

  struct ZENI_AUDIO_DLL Sound_Buffer_Init_Failure : public Error {
    Sound_Buffer_Init_Failure() : Error("Zeni Sound Buffer Failed to Initialize Correctly") {}
  };

}

#endif