slouken@0: /*
slouken@5535:   Simple DirectMedia Layer
slouken@6138:   Copyright (C) 1997-2012 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: #ifndef _SDL_esdaudio_h
slouken@0: #define _SDL_esdaudio_h
slouken@0: 
slouken@1361: #include "../SDL_sysaudio.h"
slouken@0: 
icculus@2049: /* Hidden "this" pointer for the audio functions */
slouken@0: #define _THIS	SDL_AudioDevice *this
slouken@0: 
slouken@1895: struct SDL_PrivateAudioData
slouken@1895: {
slouken@1895:     /* The file descriptor for the audio device */
slouken@1895:     int audio_fd;
slouken@0: 
slouken@1895:     /* The parent process id, to detect when application quits */
slouken@1895:     pid_t parent;
slouken@0: 
slouken@1895:     /* Raw mixing buffer */
slouken@1895:     Uint8 *mixbuf;
slouken@1895:     int mixlen;
slouken@0: 
slouken@1895:     /* Support for audio timing using a timer */
slouken@1895:     float frame_ticks;
slouken@1895:     float next_frame;
slouken@0: };
slouken@1895: #define FUDGE_TICKS	10      /* The scheduler overhead ticks per frame */
slouken@0: 
slouken@0: #endif /* _SDL_esdaudio_h */
slouken@1895: /* vi: set ts=4 sw=4 expandtab: */