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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@380 0778d3d1-df1d-0410-868b-ea421aaaa00d
85 lines
1.9 KiB
C++
85 lines
1.9 KiB
C++
/*
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* buffer_allocator.h - namespace bufferAllocator providing routines for own
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* optimized memory-management for audio-buffers
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*
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* Copyright (c) 2005-2006 Tobias Doerffel <tobydox/at/users.sourceforge.net>
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*
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* This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program (see COPYING); if not, write to the
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* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA.
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*
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*/
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#ifndef _BUFFER_ALLOCATOR_H
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#define _BUFFER_ALLOCATOR_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "types.h"
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namespace bufferAllocator
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{
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void * FASTCALL allocBytes( const Uint32 _bytes );
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template<class T>
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inline T * FASTCALL alloc( const Uint32 _n )
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{
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return( (T *) allocBytes( sizeof( T ) * _n ) );
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}
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// free given buffer
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void FASTCALL free( void * _buf );
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// try to cleanup _level unused buffers
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void FASTCALL cleanUp( const Uint16 _level );
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// disable autocleanup-mechanisms
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void FASTCALL disableAutoCleanup( const bool _disabled );
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// simple class for automatically freeing buffer in complex functions
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template<class T = void>
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class autoCleaner
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{
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public:
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autoCleaner( T * _ptr ) :
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m_ptr( _ptr )
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{
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}
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~autoCleaner()
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{
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bufferAllocator::free( m_ptr );
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}
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inline const T * ptr( void ) const
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{
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return( m_ptr );
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}
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private:
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T * m_ptr;
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} ;
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} ;
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#endif
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