Mercurial > sdl-ios-xcode
annotate src/audio/alsa/SDL_alsa_audio.h @ 4348:b312352d8c8d SDL-1.2
Enable the ALSA debug code via environment variable
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Sat, 17 Oct 2009 07:04:58 +0000 |
| parents | 464126f4c7db |
| children | 4b582c04ec1d |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
| 4159 | 3 Copyright (C) 1997-2009 Sam Lantinga |
| 0 | 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 | |
|
252
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Updated the source with the correct e-mail address
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20 slouken@libsdl.org |
| 0 | 21 */ |
|
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Use consistent identifiers for the various platforms we support.
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22 #include "SDL_config.h" |
| 0 | 23 |
| 24 #ifndef _ALSA_PCM_audio_h | |
| 25 #define _ALSA_PCM_audio_h | |
| 26 | |
|
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Updated ALSA audio support for ALSA 0.9
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27 #include <alsa/asoundlib.h> |
| 0 | 28 |
|
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New configure-based build system. Still work in progress, but much improved
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29 #include "../SDL_sysaudio.h" |
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19418e4422cb
New configure-based build system. Still work in progress, but much improved
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769
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changeset
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30 |
| 0 | 31 /* Hidden "this" pointer for the video functions */ |
| 32 #define _THIS SDL_AudioDevice *this | |
| 33 | |
| 34 struct SDL_PrivateAudioData { | |
| 35 /* The audio device handle */ | |
|
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parents:
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36 snd_pcm_t *pcm_handle; |
| 0 | 37 |
| 38 /* The parent process id, to detect when application quits */ | |
| 39 pid_t parent; | |
| 40 | |
| 41 /* Raw mixing buffer */ | |
|
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Updated ALSA audio support for ALSA 0.9
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parents:
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42 Uint8 *mixbuf; |
|
30935e76acb5
Updated ALSA audio support for ALSA 0.9
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parents:
297
diff
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43 int mixlen; |
| 0 | 44 }; |
| 45 | |
| 46 /* Old variable names */ | |
|
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30935e76acb5
Updated ALSA audio support for ALSA 0.9
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
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47 #define pcm_handle (this->hidden->pcm_handle) |
| 0 | 48 #define parent (this->hidden->parent) |
|
354
30935e76acb5
Updated ALSA audio support for ALSA 0.9
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
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49 #define mixbuf (this->hidden->mixbuf) |
|
30935e76acb5
Updated ALSA audio support for ALSA 0.9
Sam Lantinga <slouken@libsdl.org>
parents:
297
diff
changeset
|
50 #define mixlen (this->hidden->mixlen) |
| 0 | 51 |
| 52 #endif /* _ALSA_PCM_audio_h */ |