1/*
2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
| 1/*
2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
|
26 * $FreeBSD: head/sys/dev/sound/pcm/feeder.h 66308 2000-09-23 22:11:32Z cg $
| 26 * $FreeBSD: head/sys/dev/sound/pcm/feeder.h 70134 2000-12-18 01:36:41Z cg $
|
27 */
28
| 27 */
28
|
| 29struct feeder_class {
30 KOBJ_CLASS_FIELDS;
31 int align;
32 struct pcm_feederdesc *desc;
33 void *data;
34};
35
|
29void feeder_register(void *p);
| 36void feeder_register(void *p);
|
30pcm_feeder *feeder_get(struct pcm_feederdesc *desc);
31pcm_feeder *feeder_getroot(void);
32int feeder_set(pcm_feeder *feeder, int what, int value);
| 37struct feeder_class *feeder_getclass(struct pcm_feederdesc *desc);
|
33
34u_int32_t chn_fmtchain(pcm_channel *c, u_int32_t *to);
| 38
39u_int32_t chn_fmtchain(pcm_channel *c, u_int32_t *to);
|
35int chn_addfeeder(pcm_channel *c, pcm_feeder *f);
| 40int chn_addfeeder(pcm_channel *c, struct feeder_class *fc, struct pcm_feederdesc *desc);
|
36int chn_removefeeder(pcm_channel *c);
37pcm_feeder *chn_findfeeder(pcm_channel *c, u_int32_t type);
38
| 41int chn_removefeeder(pcm_channel *c);
42pcm_feeder *chn_findfeeder(pcm_channel *c, u_int32_t type);
43
|
39#define FEEDER_DECLARE(feeder) SYSINIT(feeder, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, feeder_register, &feeder)
| 44#define FEEDER_DECLARE(feeder, palign, pdata) \
45static struct feeder_class feeder ## _class = { \
46 name: #feeder, \
47 methods: feeder ## _methods, \
48 size: sizeof(pcm_feeder), \
49 align: palign, \
50 desc: feeder ## _desc, \
51 data: pdata, \
52}; \
53SYSINIT(feeder, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, feeder_register, &feeder ## _class);
|
40
41#define FEEDER_ROOT 1
42#define FEEDER_FMT 2
43#define FEEDER_RATE 3
44#define FEEDER_FILTER 4
45#define FEEDER_VOLUME 5
46#define FEEDER_LAST FEEDER_VOLUME
47
48#define FEEDRATE_SRC 1
49#define FEEDRATE_DST 2
50
51
| 54
55#define FEEDER_ROOT 1
56#define FEEDER_FMT 2
57#define FEEDER_RATE 3
58#define FEEDER_FILTER 4
59#define FEEDER_VOLUME 5
60#define FEEDER_LAST FEEDER_VOLUME
61
62#define FEEDRATE_SRC 1
63#define FEEDRATE_DST 2
64
65
|