src/audio/alsa/SDL_alsa_audio.h
author Ryan C. Gordon <icculus@icculus.org>
Sat, 10 Oct 2009 07:34:15 +0000
changeset 3362 4e83cdb58134
parent 2859 99210400e8b9
child 3627 631173ffd68f
permissions -rw-r--r--
Merged r4990:4991 from branches/SDL-1.2: ALSA 1.0 API and dlvsym() removal.
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2009 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Library General Public
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    License as published by the Free Software Foundation; either
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    version 2 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Library General Public License for more details.
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    You should have received a copy of the GNU Library General Public
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    License along with this library; if not, write to the Free
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    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifndef _ALSA_PCM_audio_h
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#define _ALSA_PCM_audio_h
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#include <alsa/asoundlib.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 audio device handle */
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    snd_pcm_t *pcm_handle;
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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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};
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#endif /* _ALSA_PCM_audio_h */
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/* vi: set ts=4 sw=4 expandtab: */