1 | /* $NetBSD: dtvio_demux.h,v 1.2 2011/07/10 15:50:48 jmcneill Exp $ */ |
2 | |
3 | /*- |
4 | * Copyright (c) 2011 Jared D. McNeill <jmcneill@invisible.ca> |
5 | * All rights reserved. |
6 | * |
7 | * Redistribution and use in source and binary forms, with or without |
8 | * modification, are permitted provided that the following conditions |
9 | * are met: |
10 | * 1. Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * 2. Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
15 | * 3. All advertising materials mentioning features or use of this software |
16 | * must display the following acknowledgement: |
17 | * This product includes software developed by Jared D. McNeill. |
18 | * 4. Neither the name of The NetBSD Foundation nor the names of its |
19 | * contributors may be used to endorse or promote products derived |
20 | * from this software without specific prior written permission. |
21 | * |
22 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
23 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
24 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
25 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
26 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
27 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
28 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
29 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
30 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
31 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 | * POSSIBILITY OF SUCH DAMAGE. |
33 | */ |
34 | |
35 | #ifndef _DEV_DTV_DTVIO_DEMUX_H |
36 | #define _DEV_DTV_DTVIO_DEMUX_H |
37 | |
38 | #include <sys/ioccom.h> |
39 | |
40 | /* |
41 | * DVB Demux API |
42 | */ |
43 | |
44 | typedef enum { |
45 | DMX_OUT_DECODER, |
46 | DMX_OUT_TAP, |
47 | DMX_OUT_TS_TAP, |
48 | DMX_OUT_TSDEMUX_TAP, |
49 | } dmx_output_t; |
50 | |
51 | typedef enum { |
52 | DMX_IN_FRONTEND, |
53 | DMX_IN_DVR, |
54 | } dmx_input_t; |
55 | |
56 | typedef enum { |
57 | DMX_PES_AUDIO0, |
58 | DMX_PES_VIDEO0, |
59 | DMX_PES_TELETEXT0, |
60 | DMX_PES_SUBTITLE0, |
61 | DMX_PES_PCR0, |
62 | |
63 | DMX_PES_AUDIO1, |
64 | DMX_PES_VIDEO1, |
65 | DMX_PES_TELETEXT1, |
66 | DMX_PES_SUBTITLE1, |
67 | DMX_PES_PCR1, |
68 | |
69 | DMX_PES_AUDIO2, |
70 | DMX_PES_VIDEO2, |
71 | DMX_PES_TELETEXT2, |
72 | DMX_PES_SUBTITLE2, |
73 | DMX_PES_PCR2, |
74 | |
75 | DMX_PES_AUDIO3, |
76 | DMX_PES_VIDEO3, |
77 | DMX_PES_TELETEXT3, |
78 | DMX_PES_SUBTITLE3, |
79 | DMX_PES_PCR3, |
80 | |
81 | DMX_PES_OTHER, |
82 | } dmx_pes_type_t; |
83 | |
84 | #define DMX_PES_AUDIO DMX_PES_AUDIO0 |
85 | #define DMX_PES_VIDEO DMX_PES_VIDEO0 |
86 | #define DMX_PES_TELETEXT DMX_PES_TELETEXT0 |
87 | #define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0 |
88 | #define DMX_PES_PCR DMX_PES_PCR0 |
89 | |
90 | #define DMX_FILTER_SIZE 16 |
91 | |
92 | typedef struct dmx_filter { |
93 | uint8_t filter[DMX_FILTER_SIZE]; |
94 | uint8_t mask[DMX_FILTER_SIZE]; |
95 | uint8_t mode[DMX_FILTER_SIZE]; |
96 | } dmx_filter_t; |
97 | |
98 | struct dmx_sct_filter_params { |
99 | uint16_t pid; |
100 | dmx_filter_t filter; |
101 | uint32_t timeout; |
102 | uint32_t flags; |
103 | #define DMX_CHECK_CRC 0x0001 |
104 | #define DMX_ONESHOT 0x0002 |
105 | #define DMX_IMMEDIATE_START 0x0004 |
106 | #define DMX_KERNEL_CLIENT 0x8000 |
107 | }; |
108 | |
109 | struct dmx_pes_filter_params { |
110 | uint16_t pid; |
111 | dmx_input_t input; |
112 | dmx_output_t output; |
113 | dmx_pes_type_t pes_type; |
114 | uint32_t flags; |
115 | }; |
116 | |
117 | struct dmx_stc { |
118 | unsigned int num; |
119 | unsigned int base; |
120 | uint64_t stc; |
121 | }; |
122 | |
123 | typedef struct dmx_caps { |
124 | uint32_t caps; |
125 | int num_decoders; |
126 | } dmx_caps_t; |
127 | |
128 | typedef enum { |
129 | DMX_SOURCE_FRONT0 = 0, |
130 | DMX_SOURCE_FRONT1, |
131 | DMX_SOURCE_FRONT2, |
132 | DMX_SOURCE_FRONT3, |
133 | DMX_SOURCE_DVR0 = 16, |
134 | DMX_SOURCE_DVR1, |
135 | DMX_SOURCE_DVR2, |
136 | DMX_SOURCE_DVR3, |
137 | } dmx_source_t; |
138 | |
139 | #define DMX_START _IO('D', 100) |
140 | #define DMX_STOP _IO('D', 101) |
141 | #define DMX_SET_FILTER _IOW('D', 102, struct dmx_sct_filter_params) |
142 | #define DMX_SET_PES_FILTER _IOW('D', 103, struct dmx_pes_filter_params) |
143 | #define DMX_SET_BUFFER_SIZE _IO('D', 104) |
144 | #define DMX_GET_STC _IOWR('D', 105, struct dmx_stc) |
145 | #define DMX_ADD_PID _IOW('D', 106, uint16_t) |
146 | #define DMX_REMOVE_PID _IOW('D', 107, uint16_t) |
147 | #define DMX_GET_CAPS _IOR('D', 108, dmx_caps_t) |
148 | #define DMX_SET_SOURCE _IOW('D', 109, dmx_source_t) |
149 | |
150 | #endif /* !_DEV_DTV_DTVIO_DEMUX_H */ |
151 | |