src/audio/bsd/SDL_bsdaudio.h
author Sam Lantinga <slouken@libsdl.org>
Sat, 18 May 2013 14:17:52 -0700
changeset 7191 75360622e65f
parent 6885 700f1b25f77f
child 8093 b43765095a6f
permissions -rw-r--r--
File style cleanup for the SDL 2.0 release
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2013 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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*/
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#include "SDL_config.h"
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#ifndef _SDL_bsdaudio_h
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#define _SDL_bsdaudio_h
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#include "../SDL_sysaudio.h"
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#define _THIS   SDL_AudioDevice *this
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struct SDL_PrivateAudioData
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{
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    /* The file descriptor for the audio device */
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    int audio_fd;
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    /* The parent process id, to detect when application quits */
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    pid_t parent;
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    /* Raw mixing buffer */
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    Uint8 *mixbuf;
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    int mixlen;
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    /* Support for audio timing using a timer, in addition to select() */
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    float frame_ticks;
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    float next_frame;
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};
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#define FUDGE_TICKS 10      /* The scheduler overhead ticks per frame */
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#endif /* _SDL_bsdaudio_h */
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/* vi: set ts=4 sw=4 expandtab: */