| /* |
| SDL - Simple DirectMedia Layer |
| Copyright (C) 1997-2012 Sam Lantinga |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with this library; if not, write to the Free |
| Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| |
| Sam Lantinga |
| slouken@libsdl.org |
| */ |
| #include "SDL_config.h" |
| |
| #ifndef __SDL_NTO_AUDIO_H__ |
| #define __SDL_NTO_AUDIO_H__ |
| |
| #include <sys/asoundlib.h> |
| |
| #include "../SDL_sysaudio.h" |
| |
| /* Hidden "this" pointer for the audio functions */ |
| #define _THIS SDL_AudioDevice *this |
| |
| struct SDL_PrivateAudioData |
| { |
| /* The audio device handle */ |
| int cardno; |
| int deviceno; |
| snd_pcm_t* audio_handle; |
| |
| /* The audio file descriptor */ |
| int audio_fd; |
| |
| /* The parent process id, to detect when application quits */ |
| pid_t parent; |
| |
| /* Raw mixing buffer */ |
| Uint8* pcm_buf; |
| Uint32 pcm_len; |
| |
| /* QSA parameters */ |
| snd_pcm_channel_status_t cstatus; |
| snd_pcm_channel_params_t cparams; |
| snd_pcm_channel_setup_t csetup; |
| }; |
| |
| #define cardno (this->hidden->cardno) |
| #define deviceno (this->hidden->deviceno) |
| #define audio_handle (this->hidden->audio_handle) |
| #define audio_fd (this->hidden->audio_fd) |
| #define parent (this->hidden->parent) |
| #define pcm_buf (this->hidden->pcm_buf) |
| #define pcm_len (this->hidden->pcm_len) |
| #define cstatus (this->hidden->cstatus) |
| #define cparams (this->hidden->cparams) |
| #define csetup (this->hidden->csetup) |
| |
| #endif /* __SDL_NTO_AUDIO_H__ */ |