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/*
** ClanLib SDK
** Copyright (c) 1997-2005 The ClanLib Team
**
** This software is provided 'as-is', without any express or implied
** warranty. In no event will the authors be held liable for any damages
** arising from the use of this software.
**
** Permission is granted to anyone to use this software for any purpose,
** including commercial applications, and to alter it and redistribute it
** freely, subject to the following restrictions:
**
** 1. The origin of this software must not be misrepresented; you must not
** claim that you wrote the original software. If you use this software
** in a product, an acknowledgment in the product documentation would be
** appreciated but is not required.
** 2. Altered source versions must be plainly marked as such, and must not be
** misrepresented as being the original software.
** 3. This notice may not be removed or altered from any source distribution.
**
** Note: Some of the libraries ClanLib may link to may have additional
** requirements or restrictions.
**
** File Author(s):
**
** Magnus Norddahl
** (if your name is missing here, please add it)
*/
//! clanSound="Audio Mixing"
//! header=sound.h
#ifndef header_soundfilter
#define header_soundfilter
#ifdef CL_API_DLL
#ifdef CL_SOUND_EXPORT
#define CL_API_SOUND __declspec(dllexport)
#else
#define CL_API_SOUND __declspec(dllimport)
#endif
#else
#define CL_API_SOUND
#endif
#if _MSC_VER > 1000
#pragma once
#endif
class CL_SoundFilter_Generic;
//: Sound Filter Class
//- !group=Sound/Audio Mixing!
//- !header=sound.h!
class CL_API_SOUND CL_SoundFilter
{
//! Construction:
public:
//: Sound filter constructor.
CL_SoundFilter();
CL_SoundFilter(const CL_SoundFilter ©);
//: Sound Filter Destructor
virtual ~CL_SoundFilter();
//! Operations:
public:
//: Copy assignment operator.
CL_SoundFilter &operator =(const CL_SoundFilter ©);
//! Overridables:
//: Filter callback.
//- <p>All sound data is passed through this function,
//- which modifies the sample data accordingly to the function of the
//- filter.</p>
//- <p>The format of the sample data is always 16 bit stereo. </p>
virtual void filter(int **sample_data, int num_samples, int channels)=0;
//! Implementation:
public:
CL_SoundFilter_Generic *impl;
};
#endif
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