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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 424 | giacomo | 1 | /* |
| 2 | * dmx.h |
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| 3 | * |
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| 4 | * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> |
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| 5 | * & Ralph Metzler <ralph@convergence.de> |
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| 6 | for convergence integrated media GmbH |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU Lesser General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2.1 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU Lesser General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 21 | * |
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| 22 | */ |
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| 23 | |||
| 24 | #ifndef _DVBDMX_H_ |
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| 25 | #define _DVBDMX_H_ |
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| 26 | |||
| 27 | #include <asm/types.h> |
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| 28 | #ifdef __KERNEL__ |
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| 29 | #include <linux/time.h> |
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| 30 | #else |
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| 31 | #include <time.h> |
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| 32 | #endif |
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| 33 | |||
| 34 | #define DMX_FILTER_SIZE 16 |
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| 35 | |||
| 36 | typedef enum |
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| 37 | { |
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| 38 | DMX_OUT_DECODER, /* Streaming directly to decoder. */ |
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| 39 | DMX_OUT_TAP, /* Output going to a memory buffer */ |
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| 40 | /* (to be retrieved via the read command).*/ |
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| 41 | DMX_OUT_TS_TAP /* Output multiplexed into a new TS */ |
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| 42 | /* (to be retrieved by reading from the */ |
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| 43 | /* logical DVR device). */ |
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| 44 | } dmx_output_t; |
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| 45 | |||
| 46 | |||
| 47 | typedef enum |
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| 48 | { |
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| 49 | DMX_IN_FRONTEND, /* Input from a front-end device. */ |
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| 50 | DMX_IN_DVR /* Input from the logical DVR device. */ |
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| 51 | } dmx_input_t; |
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| 52 | |||
| 53 | |||
| 54 | typedef enum |
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| 55 | { |
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| 56 | DMX_PES_AUDIO0, |
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| 57 | DMX_PES_VIDEO0, |
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| 58 | DMX_PES_TELETEXT0, |
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| 59 | DMX_PES_SUBTITLE0, |
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| 60 | DMX_PES_PCR0, |
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| 61 | |||
| 62 | DMX_PES_AUDIO1, |
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| 63 | DMX_PES_VIDEO1, |
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| 64 | DMX_PES_TELETEXT1, |
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| 65 | DMX_PES_SUBTITLE1, |
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| 66 | DMX_PES_PCR1, |
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| 67 | |||
| 68 | DMX_PES_AUDIO2, |
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| 69 | DMX_PES_VIDEO2, |
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| 70 | DMX_PES_TELETEXT2, |
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| 71 | DMX_PES_SUBTITLE2, |
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| 72 | DMX_PES_PCR2, |
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| 73 | |||
| 74 | DMX_PES_AUDIO3, |
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| 75 | DMX_PES_VIDEO3, |
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| 76 | DMX_PES_TELETEXT3, |
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| 77 | DMX_PES_SUBTITLE3, |
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| 78 | DMX_PES_PCR3, |
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| 79 | |||
| 80 | DMX_PES_OTHER |
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| 81 | } dmx_pes_type_t; |
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| 82 | |||
| 83 | #define DMX_PES_AUDIO DMX_PES_AUDIO0 |
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| 84 | #define DMX_PES_VIDEO DMX_PES_VIDEO0 |
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| 85 | #define DMX_PES_TELETEXT DMX_PES_TELETEXT0 |
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| 86 | #define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0 |
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| 87 | #define DMX_PES_PCR DMX_PES_PCR0 |
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| 88 | |||
| 89 | |||
| 90 | typedef enum |
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| 91 | { |
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| 92 | DMX_SCRAMBLING_EV, |
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| 93 | DMX_FRONTEND_EV |
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| 94 | } dmx_event_t; |
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| 95 | |||
| 96 | |||
| 97 | typedef enum |
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| 98 | { |
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| 99 | DMX_SCRAMBLING_OFF, |
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| 100 | DMX_SCRAMBLING_ON |
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| 101 | } dmx_scrambling_status_t; |
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| 102 | |||
| 103 | |||
| 104 | typedef struct dmx_filter |
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| 105 | { |
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| 106 | __u8 filter[DMX_FILTER_SIZE]; |
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| 107 | __u8 mask[DMX_FILTER_SIZE]; |
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| 108 | __u8 mode[DMX_FILTER_SIZE]; |
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| 109 | } dmx_filter_t; |
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| 110 | |||
| 111 | |||
| 112 | struct dmx_sct_filter_params |
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| 113 | { |
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| 114 | __u16 pid; |
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| 115 | dmx_filter_t filter; |
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| 116 | __u32 timeout; |
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| 117 | __u32 flags; |
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| 118 | #define DMX_CHECK_CRC 1 |
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| 119 | #define DMX_ONESHOT 2 |
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| 120 | #define DMX_IMMEDIATE_START 4 |
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| 121 | #define DMX_KERNEL_CLIENT 0x8000 |
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| 122 | }; |
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| 123 | |||
| 124 | |||
| 125 | struct dmx_pes_filter_params |
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| 126 | { |
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| 127 | __u16 pid; |
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| 128 | dmx_input_t input; |
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| 129 | dmx_output_t output; |
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| 130 | dmx_pes_type_t pes_type; |
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| 131 | __u32 flags; |
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| 132 | }; |
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| 133 | |||
| 134 | |||
| 135 | struct dmx_event |
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| 136 | { |
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| 137 | dmx_event_t event; |
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| 138 | time_t timeStamp; |
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| 139 | union |
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| 140 | { |
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| 141 | dmx_scrambling_status_t scrambling; |
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| 142 | } u; |
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| 143 | }; |
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| 144 | |||
| 145 | typedef struct dmx_caps { |
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| 146 | __u32 caps; |
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| 147 | int num_decoders; |
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| 148 | } dmx_caps_t; |
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| 149 | |||
| 150 | typedef enum { |
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| 151 | DMX_SOURCE_FRONT0 = 0, |
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| 152 | DMX_SOURCE_FRONT1, |
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| 153 | DMX_SOURCE_FRONT2, |
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| 154 | DMX_SOURCE_FRONT3, |
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| 155 | DMX_SOURCE_DVR0 = 16, |
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| 156 | DMX_SOURCE_DVR1, |
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| 157 | DMX_SOURCE_DVR2, |
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| 158 | DMX_SOURCE_DVR3 |
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| 159 | } dmx_source_t; |
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| 160 | |||
| 161 | struct dmx_stc { |
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| 162 | unsigned int num; /* input : which STC? 0..N */ |
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| 163 | unsigned int base; /* output: divisor for stc to get 90 kHz clock */ |
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| 164 | __u64 stc; /* output: stc in 'base'*90 kHz units */ |
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| 165 | }; |
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| 166 | |||
| 167 | |||
| 168 | #define DMX_START _IO('o',41) |
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| 169 | #define DMX_STOP _IO('o',42) |
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| 170 | #define DMX_SET_FILTER _IOW('o',43,struct dmx_sct_filter_params) |
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| 171 | #define DMX_SET_PES_FILTER _IOW('o',44,struct dmx_pes_filter_params) |
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| 172 | #define DMX_SET_BUFFER_SIZE _IO('o',45) |
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| 173 | #define DMX_GET_EVENT _IOR('o',46,struct dmx_event) |
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| 174 | #define DMX_GET_PES_PIDS _IOR('o', 47, __u16[5]) |
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| 175 | #define DMX_GET_CAPS _IOR('o',48,dmx_caps_t) |
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| 176 | #define DMX_SET_SOURCE _IOW('o',49,dmx_source_t) |
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| 177 | #define DMX_GET_STC _IOWR('o',50,struct dmx_stc) |
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| 178 | |||
| 179 | #endif /*_DVBDMX_H_*/ |
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| 180 |