src/audio/arts/SDL_artsaudio.h
author Ryan C. Gordon <icculus@icculus.org>
Wed, 03 Aug 2016 01:53:59 -0400
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permissions -rw-r--r--
arts: Patched to (maybe) compile.
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2016 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_internal.h"
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#ifndef _SDL_artscaudio_h
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#define _SDL_artscaudio_h
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#include <artsc.h>
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#include "../SDL_sysaudio.h"
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/* Hidden "this" pointer for the audio functions */
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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 stream descriptor for the audio device */
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    arts_stream_t stream;
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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_artscaudio_h */
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/* vi: set ts=4 sw=4 expandtab: */