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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 | |