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127 lines
1.5 KiB
C++
127 lines
1.5 KiB
C++
/* PROJECT: ReactOS sndrec32
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* LICENSE: GPL - See COPYING in the top level directory
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* FILE: base/applications/sndrec32/audio_producer.hpp
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* PURPOSE: Audio producer
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* PROGRAMMERS: Marco Pagliaricci (irc: rendar)
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*/
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#ifndef _AUDIOAUDBUF__H_
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#define _AUDIOAUDBUF__H_
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#include "audio_def.hpp"
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#include "audio_producer.hpp"
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_AUDIO_NAMESPACE_START_
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class audio_producer
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{
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protected:
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unsigned int bytes_played_;
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public:
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//
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// Ctors
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//
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audio_producer ( ) : bytes_played_( 0 ), play_finished ( 0 )
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{ }
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//
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// Dtor
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//
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virtual ~audio_producer( void )
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{ }
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//
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// Public Functions
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//
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//reads N bytes from the buffer
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virtual unsigned int read( BYTE *, unsigned int ) = 0;
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virtual bool finished ( void ) = 0;
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unsigned int bytes_played( void ) const
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{
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return bytes_played_;
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}
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void set_position( unsigned int pos )
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{
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bytes_played_ = pos;
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}
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void set_position_start( void )
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{
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bytes_played_ = 0 ;
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}
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void forward( unsigned int bytes )
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{
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bytes_played_ += bytes ;
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}
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void backward( unsigned int bytes )
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{
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bytes_played_ += bytes ;
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}
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void ( * play_finished )( void );
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};
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_AUDIO_NAMESPACE_END_
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#endif //ifdef _AUDIOAUDBUF__H_
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