2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2009 Sam Lantinga
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.
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.
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
22 #include "SDL_config.h"
24 #ifndef __SDL_NTO_AUDIO_H__
25 #define __SDL_NTO_AUDIO_H__
27 #include <sys/asoundlib.h>
29 #include "../SDL_sysaudio.h"
31 /* Hidden "this" pointer for the audio functions */
32 #define _THIS SDL_AudioDevice *this
34 struct SDL_PrivateAudioData
36 /* The audio device handle */
39 snd_pcm_t* audio_handle;
41 /* The audio file descriptor */
44 /* The parent process id, to detect when application quits */
47 /* Raw mixing buffer */
52 snd_pcm_channel_status_t cstatus;
53 snd_pcm_channel_params_t cparams;
54 snd_pcm_channel_setup_t csetup;
57 #define cardno (this->hidden->cardno)
58 #define deviceno (this->hidden->deviceno)
59 #define audio_handle (this->hidden->audio_handle)
60 #define audio_fd (this->hidden->audio_fd)
61 #define parent (this->hidden->parent)
62 #define pcm_buf (this->hidden->pcm_buf)
63 #define pcm_len (this->hidden->pcm_len)
64 #define cstatus (this->hidden->cstatus)
65 #define cparams (this->hidden->cparams)
66 #define csetup (this->hidden->csetup)
68 #endif /* __SDL_NTO_AUDIO_H__ */