src/audio/alsa/SDL_alsa_audio.h
author Ryan C. Gordon <icculus@icculus.org>
Tue, 17 Oct 2006 09:15:21 +0000
changeset 2049 5f6550e5184f
parent 1895 c121d94672cb
child 2859 99210400e8b9
permissions -rw-r--r--
Merged SDL-ryan-multiple-audio-device branch r2803:2871 into the trunk.
     1 /*
     2     SDL - Simple DirectMedia Layer
     3     Copyright (C) 1997-2004 Sam Lantinga
     4 
     5     This library is free software; you can redistribute it and/or
     6     modify it under the terms of the GNU Library General Public
     7     License as published by the Free Software Foundation; either
     8     version 2 of the License, or (at your option) any later version.
     9 
    10     This library is distributed in the hope that it will be useful,
    11     but WITHOUT ANY WARRANTY; without even the implied warranty of
    12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    13     Library General Public License for more details.
    14 
    15     You should have received a copy of the GNU Library General Public
    16     License along with this library; if not, write to the Free
    17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    18 
    19     Sam Lantinga
    20     slouken@libsdl.org
    21 */
    22 #include "SDL_config.h"
    23 
    24 #ifndef _ALSA_PCM_audio_h
    25 #define _ALSA_PCM_audio_h
    26 
    27 #define ALSA_PCM_OLD_HW_PARAMS_API
    28 #define ALSA_PCM_OLD_SW_PARAMS_API
    29 #include <alsa/asoundlib.h>
    30 
    31 #include "../SDL_sysaudio.h"
    32 
    33 /* Hidden "this" pointer for the audio functions */
    34 #define _THIS	SDL_AudioDevice *this
    35 
    36 struct SDL_PrivateAudioData
    37 {
    38     /* The audio device handle */
    39     snd_pcm_t *pcm_handle;
    40 
    41     /* The parent process id, to detect when application quits */
    42     pid_t parent;
    43 
    44     /* Raw mixing buffer */
    45     Uint8 *mixbuf;
    46     int mixlen;
    47 };
    48 
    49 #endif /* _ALSA_PCM_audio_h */
    50 /* vi: set ts=4 sw=4 expandtab: */