source: roaraudio/roard/include/streams.h @ 3042:4eeaa55d36c6

Last change on this file since 3042:4eeaa55d36c6 was 3042:4eeaa55d36c6, checked in by phi, 14 years ago

wrote a _very_, _very_ experimental impl. of jumbo packets

File size: 5.0 KB
Line 
1//streams.h:
2
3/*
4 *      Copyright (C) Philipp 'ph3-der-loewe' Schafft - 2008
5 *
6 *  This file is part of roard a part of RoarAudio,
7 *  a cross-platform sound system for both, home and professional use.
8 *  See README for details.
9 *
10 *  This file is free software; you can redistribute it and/or modify
11 *  it under the terms of the GNU General Public License version 3
12 *  as published by the Free Software Foundation.
13 *
14 *  RoarAudio is distributed in the hope that it will be useful,
15 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *  GNU General Public License for more details.
18 *
19 *  You should have received a copy of the GNU General Public License
20 *  along with this software; see the file COPYING.  If not, write to
21 *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
22 *
23 */
24
25#ifndef _STREAMS_H_
26#define _STREAMS_H_
27
28#include <roaraudio.h>
29
30/*
31  Defined in <roaraudio/streams.h>
32
33#define ROAR_STREAMS_MAX  64
34*/
35
36//#define ROAR_STREAM(x)        ((struct roar_stream*)(x))
37#define ROAR_STREAM_SERVER(x) ((struct roar_stream_server*)(x))
38
39// stream ctls...:
40
41#define ROAR_STREAM_CTL_COMPMASK  0xFF000000
42#define ROAR_STREAM_CTL_TYPEMASK  0x00FF0000
43#define ROAR_STREAM_CTL_CMDMASK   0x0000FFFF
44
45#define ROAR_STREAM_CTL_COMP_BASE 0x00000000
46#define ROAR_STREAM_CTL_COMP_CF   0x01000000
47#define ROAR_STREAM_CTL_COMP_DRV  0x02000000
48
49#define ROAR_STREAM_CTL_TYPE_VOID   0x00000000
50#define ROAR_STREAM_CTL_TYPE_INT    0x00010000
51#define ROAR_STREAM_CTL_TYPE_FLOAT  0x00020000
52#define ROAR_STREAM_CTL_TYPE_FPI100 0x00030000 /* fix point integter int/100 */
53
54struct roar_stream_server {
55 struct roar_stream _stream;
56 unsigned int pos_abs;
57 int client;
58 struct roar_buffer * buffer;
59 size_t need_extra;
60 void  * output;
61 struct roar_mixer_settings mixer;
62#ifdef ROAR_SUPPORT_META
63 struct roar_meta meta[ROAR_META_MAX_PER_STREAM];
64#endif
65 int is_new;
66 int codecfilter;
67 int codec_orgi;
68 CODECFILTER_USERDATA_T codecfilter_inst;
69 int socktype;
70 int pre_underruns;
71 int post_underruns;
72 struct roar_vio_calls vio;
73 int primary;
74 int driver_id;
75// struct roardsp_filterchain fc;
76 int flags;
77 uint_least32_t delay;
78 char * name;
79 int ready;
80 struct roar_buffer * outputbuffer;
81 int state;
82 struct roar_buffer * prethru;
83 struct roar_vio_calls jumbo;
84 struct roar_vio_calls * viop;
85} * g_streams[ROAR_STREAMS_MAX];
86
87int streams_thru_num;
88int streams_recsource_id;
89
90int streams_init   (void);
91int streams_free   (void);
92
93int streams_new    (void);
94int streams_delete (int id);
95
96int streams_set_client (int id, int client);
97int streams_get_client (int id);
98
99int streams_set_dir    (int id, int dir, int defaults);
100int streams_get_dir    (int id);
101
102int streams_get_subsys (int id);
103
104int streams_new_virtual (int parent, struct roar_stream_server ** stream);
105
106int streams_set_fh     (int id, int fh);
107int streams_get_fh     (int id);
108int streams_set_null_io(int id);
109int streams_get        (int id, struct roar_stream_server ** stream);
110
111int streams_set_socktype (int id, int socktype);
112int streams_get_socktype (int id);
113
114int streams_set_primary  (int id, int prim);
115int streams_mark_primary (int id);
116int streams_set_sync     (int id, int sync);
117int streams_set_mmap     (int id, int reset);
118int streams_set_flag     (int id, int flag);
119int streams_set_rawflag  (int id, int flag);
120int streams_reset_flag   (int id, int flag);
121int streams_get_flag     (int id, int flag);
122
123int streams_set_name     (int id, char * name);
124char * streams_get_name  (int id);
125
126int streams_calc_delay   (int id);
127int streams_set_mixer    (int id);
128
129int streams_ctl          (int id, int_least32_t cmd, void * data);
130
131int stream_add_buffer     (int id, struct roar_buffer *  buf);
132//int stream_get_buffer     (int id, struct roar_buffer ** buf);
133int stream_shift_out_buffer   (int id, void * data, size_t * len);
134int stream_shift_buffer   (int id, struct roar_buffer ** buf);
135int stream_unshift_buffer (int id, struct roar_buffer *  buf);
136
137int stream_outputbuffer_request(int id, struct roar_buffer ** buf, size_t len);
138int stream_outputbuffer_destroy(int id);
139
140int stream_prethru_add(int id, struct roar_buffer * buf);
141int stream_prethru_add_data(int id, void ** buf, size_t len);
142int stream_prethru_destroy(int id);
143int stream_prethru_send(int dst, int src);
144
145int streams_check      (int id);
146int streams_send_mon   (int id);
147int streams_send_filter(int id);
148
149int streams_get_mixbuffers   (void *** bufferlist, struct roar_audio_info * info, unsigned int pos);
150int streams_get_outputbuffer (int id, void ** buffer, size_t size);
151int streams_fill_mixbuffer   (int id, struct roar_audio_info * info);
152int streams_fill_mixbuffer2  (int id, struct roar_audio_info * info);
153
154ssize_t stream_vio_read (int stream, void *buf, size_t count);
155ssize_t stream_vio_write(int stream, void *buf, size_t count);
156ssize_t stream_vio_s_read (struct roar_stream_server * stream, void *buf, size_t count);
157ssize_t stream_vio_s_write(struct roar_stream_server * stream, void *buf, size_t count);
158
159#endif
160
161//ll
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