source: titan/titan/include/linux/dvb/dmx.h @ 43002

Last change on this file since 43002 was 43002, checked in by obi, 15 months ago

add header

File size: 3.9 KB
Line 
1/*
2 * dmx.h
3 *
4 * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de>
5 *                  & Ralph  Metzler <ralph@convergence.de>
6 *                    for convergence integrated media GmbH
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public License
10 * as published by the Free Software Foundation; either version 2.1
11 * of the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU Lesser General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
21 *
22 */
23
24#ifndef _UAPI_DVBDMX_H_
25#define _UAPI_DVBDMX_H_
26
27#include <linux/types.h>
28#ifndef __KERNEL__
29#include <time.h>
30#endif
31
32
33#define DMX_FILTER_SIZE 16
34
35typedef enum
36{
37        DMX_OUT_DECODER, /* Streaming directly to decoder. */
38        DMX_OUT_TAP,     /* Output going to a memory buffer */
39                         /* (to be retrieved via the read command).*/
40        DMX_OUT_TS_TAP,  /* Output multiplexed into a new TS  */
41                         /* (to be retrieved by reading from the */
42                         /* logical DVR device).                 */
43        DMX_OUT_TSDEMUX_TAP /* Like TS_TAP but retrieved from the DMX device */
44} dmx_output_t;
45
46
47typedef enum
48{
49        DMX_IN_FRONTEND, /* Input from a front-end device.  */
50        DMX_IN_DVR       /* Input from the logical DVR device.  */
51} dmx_input_t;
52
53
54typedef enum dmx_ts_pes
55{
56        DMX_PES_AUDIO0,
57        DMX_PES_VIDEO0,
58        DMX_PES_TELETEXT0,
59        DMX_PES_SUBTITLE0,
60        DMX_PES_PCR0,
61
62        DMX_PES_AUDIO1,
63        DMX_PES_VIDEO1,
64        DMX_PES_TELETEXT1,
65        DMX_PES_SUBTITLE1,
66        DMX_PES_PCR1,
67
68        DMX_PES_AUDIO2,
69        DMX_PES_VIDEO2,
70        DMX_PES_TELETEXT2,
71        DMX_PES_SUBTITLE2,
72        DMX_PES_PCR2,
73
74        DMX_PES_AUDIO3,
75        DMX_PES_VIDEO3,
76        DMX_PES_TELETEXT3,
77        DMX_PES_SUBTITLE3,
78        DMX_PES_PCR3,
79
80        DMX_PES_OTHER
81} dmx_pes_type_t;
82
83#define DMX_PES_AUDIO    DMX_PES_AUDIO0
84#define DMX_PES_VIDEO    DMX_PES_VIDEO0
85#define DMX_PES_TELETEXT DMX_PES_TELETEXT0
86#define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0
87#define DMX_PES_PCR      DMX_PES_PCR0
88
89
90typedef struct dmx_filter
91{
92        __u8  filter[DMX_FILTER_SIZE];
93        __u8  mask[DMX_FILTER_SIZE];
94        __u8  mode[DMX_FILTER_SIZE];
95} dmx_filter_t;
96
97
98struct dmx_sct_filter_params
99{
100        __u16          pid;
101        dmx_filter_t   filter;
102        __u32          timeout;
103        __u32          flags;
104#define DMX_CHECK_CRC       1
105#define DMX_ONESHOT         2
106#define DMX_IMMEDIATE_START 4
107#define DMX_KERNEL_CLIENT   0x8000
108};
109
110
111struct dmx_pes_filter_params
112{
113        __u16          pid;
114        dmx_input_t    input;
115        dmx_output_t   output;
116        dmx_pes_type_t pes_type;
117        __u32          flags;
118};
119
120typedef struct dmx_caps {
121        __u32 caps;
122        int num_decoders;
123} dmx_caps_t;
124
125typedef enum {
126        DMX_SOURCE_FRONT0 = 0,
127        DMX_SOURCE_FRONT1,
128        DMX_SOURCE_FRONT2,
129        DMX_SOURCE_FRONT3,
130        DMX_SOURCE_DVR0   = 16,
131        DMX_SOURCE_DVR1,
132        DMX_SOURCE_DVR2,
133        DMX_SOURCE_DVR3
134} dmx_source_t;
135
136struct dmx_stc {
137        unsigned int num;       /* input : which STC? 0..N */
138        unsigned int base;      /* output: divisor for stc to get 90 kHz clock */
139        __u64 stc;              /* output: stc in 'base'*90 kHz units */
140};
141
142
143#define DMX_START                _IO('o', 41)
144#define DMX_STOP                 _IO('o', 42)
145#define DMX_SET_FILTER           _IOW('o', 43, struct dmx_sct_filter_params)
146#define DMX_SET_PES_FILTER       _IOW('o', 44, struct dmx_pes_filter_params)
147#define DMX_SET_BUFFER_SIZE      _IO('o', 45)
148#define DMX_GET_PES_PIDS         _IOR('o', 47, __u16[5])
149#define DMX_GET_CAPS             _IOR('o', 48, dmx_caps_t)
150#define DMX_SET_SOURCE           _IOW('o', 49, dmx_source_t)
151#define DMX_GET_STC              _IOWR('o', 50, struct dmx_stc)
152#define DMX_ADD_PID              _IOW('o', 51, __u16)
153#define DMX_REMOVE_PID           _IOW('o', 52, __u16)
154
155#endif /* _UAPI_DVBDMX_H_ */
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