slouken@0: /*
slouken@5535:   Simple DirectMedia Layer
slouken@6885:   Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
slouken@0: 
slouken@5535:   This software is provided 'as-is', without any express or implied
slouken@5535:   warranty.  In no event will the authors be held liable for any damages
slouken@5535:   arising from the use of this software.
slouken@0: 
slouken@5535:   Permission is granted to anyone to use this software for any purpose,
slouken@5535:   including commercial applications, and to alter it and redistribute it
slouken@5535:   freely, subject to the following restrictions:
slouken@0: 
slouken@5535:   1. The origin of this software must not be misrepresented; you must not
slouken@5535:      claim that you wrote the original software. If you use this software
slouken@5535:      in a product, an acknowledgment in the product documentation would be
slouken@5535:      appreciated but is not required.
slouken@5535:   2. Altered source versions must be plainly marked as such, and must not be
slouken@5535:      misrepresented as being the original software.
slouken@5535:   3. This notice may not be removed or altered from any source distribution.
slouken@0: */
slouken@1402: #include "SDL_config.h"
slouken@0: 
slouken@0: /* Functions and variables exported from SDL_audio.c for SDL_sysaudio.c */
slouken@0: 
slouken@0: /* Functions to get a list of "close" audio formats */
icculus@1982: extern SDL_AudioFormat SDL_FirstAudioFormat(SDL_AudioFormat format);
icculus@1982: extern SDL_AudioFormat SDL_NextAudioFormat(void);
slouken@0: 
slouken@0: /* Function to calculate the size and silence for a SDL_AudioSpec */
slouken@1895: extern void SDL_CalculateAudioSpec(SDL_AudioSpec * spec);
slouken@0: 
slouken@0: /* The actual mixing thread function */
slouken@1769: extern int SDLCALL SDL_RunAudio(void *audiop);
icculus@1982: 
icculus@1982: /* this is used internally to access some autogenerated code. */
icculus@1982: typedef struct
icculus@1982: {
icculus@1982:     SDL_AudioFormat src_fmt;
icculus@1982:     SDL_AudioFormat dst_fmt;
icculus@1982:     SDL_AudioFilter filter;
icculus@1982: } SDL_AudioTypeFilters;
icculus@1982: extern const SDL_AudioTypeFilters sdl_audio_type_filters[];
icculus@1982: 
icculus@3021: /* this is used internally to access some autogenerated code. */
icculus@3021: typedef struct
icculus@3021: {
icculus@3021:     SDL_AudioFormat fmt;
icculus@3021:     int channels;
icculus@3021:     int upsample;
icculus@3021:     int multiple;
icculus@3021:     SDL_AudioFilter filter;
icculus@3021: } SDL_AudioRateFilters;
icculus@3021: extern const SDL_AudioRateFilters sdl_audio_rate_filters[];
icculus@3021: 
slouken@1895: /* vi: set ts=4 sw=4 expandtab: */