nevrax.org : docs

00001 
00007 /* Copyright, 2001 Nevrax Ltd.
00008  *
00009  * This file is part of NEVRAX NEL.
00010  * NEVRAX NEL is free software; you can redistribute it and/or modify
00011  * it under the terms of the GNU General Public License as published by
00012  * the Free Software Foundation; either version 2, or (at your option)
00013  * any later version.
00014 
00015  * NEVRAX NEL is distributed in the hope that it will be useful, but
00016  * WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00018  * General Public License for more details.
00019 
00020  * You should have received a copy of the GNU General Public License
00021  * along with NEVRAX NEL; see the file COPYING. If not, write to the
00022  * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
00023  * MA 02111-1307, USA.
00024  */
00025 
00026 #ifndef NL_BUFFER_H
00027 #define NL_BUFFER_H
00028 
00029 #include "nel/misc/types_nl.h"
00030 #include "sound/driver/sound_driver.h"
00031 
00032 
00033 namespace NLSOUND {
00034 
00035 
00036 /*
00037  * Sound sample format
00038  */
00039 enum TSampleFormat { Mono8, Mono16, Stereo8, Stereo16 };
00040 
00041 
00048 class IBuffer
00049 {
00050 public:
00051 
00057         virtual void                    presetName(const std::string &bufferName) = 0;
00059         virtual void                    setFormat( TSampleFormat format, uint freq ) = 0;
00061         virtual bool                    fillBuffer( void *src, uint32 bufsize ) = 0;
00062 
00064         virtual uint32                  getSize() const = 0;
00066         virtual float                   getDuration() const = 0;
00068         virtual bool                    isStereo() const = 0;
00070         virtual void                    getFormat( TSampleFormat& format, uint& freq ) const = 0;
00071 
00075         virtual bool                    isFillMoreSupported() const = 0;
00077         virtual void                    setSize( uint32 size )                                  { throw ESoundDriverNotSupp(); }
00083         virtual bool                    fillMore( void *src, uint32 srcsize )   { throw ESoundDriverNotSupp(); }
00084 
00086         virtual const std::string&      getName() = 0;
00087 
00089         virtual bool                    isBufferLoaded() = 0;
00090 
00091 protected:
00092 
00094         IBuffer() {};
00095 
00096 public:
00097 
00099         virtual         ~IBuffer() {}
00100         
00101 };
00102 
00103 
00104 } // NLSOUND
00105 
00106 
00107 #endif // NL_BUFFER_H
00108 
00109 /* End of buffer.h */