| 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 | |