| 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 Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 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 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with this library; if not, write to the Free Software |
| 17 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | |
| 19 | Stéphan Kochen |
| 20 | stephan@kochen.nl |
| 21 | |
| 22 | Based on parts of the ALSA and ESounD output drivers. |
| 23 | */ |
| 24 | #include "SDL_config.h" |
| 25 | |
| 26 | #ifndef _SDL_pulseaudio_h |
| 27 | #define _SDL_pulseaudio_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 | pa_mainloop *mainloop; |
| 36 | pa_mainloop_api *mainloop_api; |
| 37 | pa_context *context; |
| 38 | pa_stream *stream; |
| 39 | |
| 40 | /* Raw mixing buffer */ |
| 41 | Uint8 *mixbuf; |
| 42 | int mixlen; |
| 43 | }; |
| 44 | |
| 45 | #if (PA_API_VERSION < 12) |
| 46 | /** Return non-zero if the passed state is one of the connected states */ |
| 47 | static inline int PA_CONTEXT_IS_GOOD(pa_context_state_t x) { |
| 48 | return |
| 49 | x == PA_CONTEXT_CONNECTING || |
| 50 | x == PA_CONTEXT_AUTHORIZING || |
| 51 | x == PA_CONTEXT_SETTING_NAME || |
| 52 | x == PA_CONTEXT_READY; |
| 53 | } |
| 54 | /** Return non-zero if the passed state is one of the connected states */ |
| 55 | static inline int PA_STREAM_IS_GOOD(pa_stream_state_t x) { |
| 56 | return |
| 57 | x == PA_STREAM_CREATING || |
| 58 | x == PA_STREAM_READY; |
| 59 | } |
| 60 | #endif /* pulseaudio <= 0.9.10 */ |
| 61 | |
| 62 | /* Old variable names */ |
| 63 | #define mainloop (this->hidden->mainloop) |
| 64 | #define mainloop_api (this->hidden->mainloop_api) |
| 65 | #define context (this->hidden->context) |
| 66 | #define stream (this->hidden->stream) |
| 67 | #define mixbuf (this->hidden->mixbuf) |
| 68 | #define mixlen (this->hidden->mixlen) |
| 69 | |
| 70 | #endif /* _SDL_pulseaudio_h */ |
| 71 | |