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comparison src/audio/pulseaudio/SDL_pulseaudio.h @ 2271:60b4c52a7906

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Ported PulseAudio target from 1.2 to 1.3 interfaces, and added it to the trunk. Fixes Bugzilla #439.
author Ryan C. Gordon <icculus@icculus.org>
date Mon, 20 Aug 2007 01:02:37 +0000
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2270:d5a11262f067 2271:60b4c52a7906
1 /*
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2006 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 Sam Lantinga
20 slouken@libsdl.org
21 */
22 #include "SDL_config.h"
23
24 #ifndef _SDL_pulseaudio_h
25 #define _SDL_pulseaudio_h
26
27 #include <pulse/simple.h>
28
29 #include "../SDL_sysaudio.h"
30
31 /* Hidden "this" pointer for the audio functions */
32 #define _THIS SDL_AudioDevice *this
33
34 struct SDL_PrivateAudioData
35 {
36 /* The audio stream handle */
37 pa_simple *stream;
38
39 /* The parent process id, to detect when application quits */
40 pid_t parent;
41
42 /* Raw mixing buffer */
43 Uint8 *mixbuf;
44 int mixlen;
45
46 /* Support for audio timing using a timer, in addition to select() */
47 float frame_ticks;
48 float next_frame;
49 };
50 #define FUDGE_TICKS 10 /* The scheduler overhead ticks per frame */
51
52 #endif /* _SDL_pulseaudio_h */
53
54 /* vi: set ts=4 sw=4 expandtab: */