1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
|
/**
* \file include/pcm_external.h
* \brief External PCM plugin SDK
* \author Takashi Iwai <tiwai@suse.de>
* \date 2005
*
* Extern PCM plugin SDK.
*/
/*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __ALSA_PCM_EXTERNAL_H
#define __ALSA_PCM_EXTERNAL_H
#include "pcm.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* \defgroup Plugin_SDK External PCM plugin SDK
* \{
*/
/**
* Define the object entry for external PCM plugins
*/
#define SND_PCM_PLUGIN_ENTRY(name) _snd_pcm_##name##_open
/**
* Define the symbols of the given plugin with versions
*/
#define SND_PCM_PLUGIN_SYMBOL(name) SND_DLSYM_BUILD_VERSION(SND_PCM_PLUGIN_ENTRY(name), SND_PCM_DLSYM_VERSION);
/**
* Define the plugin
*/
#define SND_PCM_PLUGIN_DEFINE_FUNC(plugin) \
int SND_PCM_PLUGIN_ENTRY(plugin) (snd_pcm_t **pcmp, const char *name,\
snd_config_t *root, snd_config_t *conf, \
snd_pcm_stream_t stream, int mode)
#include "pcm_ioplug.h"
#include "pcm_extplug.h"
int snd_pcm_parse_control_id(snd_config_t *conf, snd_ctl_elem_id_t *ctl_id, int *cardp,
int *cchannelsp, int *hwctlp);
/** \} */
#ifdef __cplusplus
}
#endif
#endif /* __ALSA_PCM_EXTERNAL_H */
|
