| 1 | /* |
| 2 | SDL - Simple DirectMedia Layer |
| 3 | Copyright (C) 1997-2009 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 | #include <alsa/asoundlib.h> |
| 28 | |
| 29 | #include "../SDL_sysaudio.h" |
| 30 | |
| 31 | /* Hidden "this" pointer for the video functions */ |
| 32 | #define _THIS SDL_AudioDevice *this |
| 33 | |
| 34 | struct SDL_PrivateAudioData { |
| 35 | /* The audio device handle */ |
| 36 | snd_pcm_t *pcm_handle; |
| 37 | |
| 38 | /* Raw mixing buffer */ |
| 39 | Uint8 *mixbuf; |
| 40 | int mixlen; |
| 41 | }; |
| 42 | |
| 43 | /* Old variable names */ |
| 44 | #define pcm_handle (this->hidden->pcm_handle) |
| 45 | #define mixbuf (this->hidden->mixbuf) |
| 46 | #define mixlen (this->hidden->mixlen) |
| 47 | |
| 48 | #endif /* _ALSA_PCM_audio_h */ |