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
44typedef enum {
45 DMX_OUT_DECODER,
46 DMX_OUT_TAP,
47 DMX_OUT_TS_TAP,
48 DMX_OUT_TSDEMUX_TAP,
49} dmx_output_t;
50
51typedef enum {
52 DMX_IN_FRONTEND,
53 DMX_IN_DVR,
54} dmx_input_t;
55
56typedef 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
92typedef 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
98struct 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
109struct 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
117struct dmx_stc {
118 unsigned int num;
119 unsigned int base;
120 uint64_t stc;
121};
122
123typedef struct dmx_caps {
124 uint32_t caps;
125 int num_decoders;
126} dmx_caps_t;
127
128typedef 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