master
1/* $NetBSD: dtvio_demux.h,v 1.3 2017/10/28 06:27:32 riastradh 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/types.h>
39#include <sys/ioccom.h>
40
41/*
42 * DVB Demux API
43 */
44
45typedef enum {
46 DMX_OUT_DECODER,
47 DMX_OUT_TAP,
48 DMX_OUT_TS_TAP,
49 DMX_OUT_TSDEMUX_TAP,
50} dmx_output_t;
51
52typedef enum {
53 DMX_IN_FRONTEND,
54 DMX_IN_DVR,
55} dmx_input_t;
56
57typedef enum {
58 DMX_PES_AUDIO0,
59 DMX_PES_VIDEO0,
60 DMX_PES_TELETEXT0,
61 DMX_PES_SUBTITLE0,
62 DMX_PES_PCR0,
63
64 DMX_PES_AUDIO1,
65 DMX_PES_VIDEO1,
66 DMX_PES_TELETEXT1,
67 DMX_PES_SUBTITLE1,
68 DMX_PES_PCR1,
69
70 DMX_PES_AUDIO2,
71 DMX_PES_VIDEO2,
72 DMX_PES_TELETEXT2,
73 DMX_PES_SUBTITLE2,
74 DMX_PES_PCR2,
75
76 DMX_PES_AUDIO3,
77 DMX_PES_VIDEO3,
78 DMX_PES_TELETEXT3,
79 DMX_PES_SUBTITLE3,
80 DMX_PES_PCR3,
81
82 DMX_PES_OTHER,
83} dmx_pes_type_t;
84
85#define DMX_PES_AUDIO DMX_PES_AUDIO0
86#define DMX_PES_VIDEO DMX_PES_VIDEO0
87#define DMX_PES_TELETEXT DMX_PES_TELETEXT0
88#define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0
89#define DMX_PES_PCR DMX_PES_PCR0
90
91#define DMX_FILTER_SIZE 16
92
93typedef struct dmx_filter {
94 uint8_t filter[DMX_FILTER_SIZE];
95 uint8_t mask[DMX_FILTER_SIZE];
96 uint8_t mode[DMX_FILTER_SIZE];
97} dmx_filter_t;
98
99struct dmx_sct_filter_params {
100 uint16_t pid;
101 dmx_filter_t filter;
102 uint32_t timeout;
103 uint32_t flags;
104#define DMX_CHECK_CRC 0x0001
105#define DMX_ONESHOT 0x0002
106#define DMX_IMMEDIATE_START 0x0004
107#define DMX_KERNEL_CLIENT 0x8000
108};
109
110struct dmx_pes_filter_params {
111 uint16_t pid;
112 dmx_input_t input;
113 dmx_output_t output;
114 dmx_pes_type_t pes_type;
115 uint32_t flags;
116};
117
118struct dmx_stc {
119 unsigned int num;
120 unsigned int base;
121 uint64_t stc;
122};
123
124typedef struct dmx_caps {
125 uint32_t caps;
126 int num_decoders;
127} dmx_caps_t;
128
129typedef enum {
130 DMX_SOURCE_FRONT0 = 0,
131 DMX_SOURCE_FRONT1,
132 DMX_SOURCE_FRONT2,
133 DMX_SOURCE_FRONT3,
134 DMX_SOURCE_DVR0 = 16,
135 DMX_SOURCE_DVR1,
136 DMX_SOURCE_DVR2,
137 DMX_SOURCE_DVR3,
138} dmx_source_t;
139
140#define DMX_START _IO('D', 100)
141#define DMX_STOP _IO('D', 101)
142#define DMX_SET_FILTER _IOW('D', 102, struct dmx_sct_filter_params)
143#define DMX_SET_PES_FILTER _IOW('D', 103, struct dmx_pes_filter_params)
144#define DMX_SET_BUFFER_SIZE _IO('D', 104)
145#define DMX_GET_STC _IOWR('D', 105, struct dmx_stc)
146#define DMX_ADD_PID _IOW('D', 106, uint16_t)
147#define DMX_REMOVE_PID _IOW('D', 107, uint16_t)
148#define DMX_GET_CAPS _IOR('D', 108, dmx_caps_t)
149#define DMX_SET_SOURCE _IOW('D', 109, dmx_source_t)
150
151#endif /* !_DEV_DTV_DTVIO_DEMUX_H */