1<html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><title>Appendix H. DVB Demux Header File</title><meta name="generator" content="DocBook XSL Stylesheets V1.78.1"><link rel="home" href="index.html" title="LINUX MEDIA INFRASTRUCTURE API"><link rel="up" href="dvbapi.html" title="Part II. LINUX DVB API"><link rel="prev" href="ca_h.html" title="Appendix G. DVB Conditional Access Header File"><link rel="next" href="frontend_h.html" title="Appendix I. DVB Frontend Header File"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix H. DVB Demux Header File</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="ca_h.html">Prev</a> </td><th width="60%" align="center">Part II. LINUX DVB API</th><td width="20%" align="right"> <a accesskey="n" href="frontend_h.html">Next</a></td></tr></table><hr></div><div class="appendix"><div class="titlepage"><div><div><h2 class="title"><a name="dmx_h"></a>Appendix H. DVB Demux Header File</h2></div></div></div><pre class="programlisting"> 2/* 3 * dmx.h 4 * 5 * Copyright (C) 2000 Marcus Metzler <marcus@convergence.de> 6 * & Ralph Metzler <ralph@convergence.de> 7 * for convergence integrated media GmbH 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU Lesser General Public License 11 * as published by the Free Software Foundation; either version 2.1 12 * of the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU Lesser General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 22 * 23 */ 24 25#ifndef _UAPI_DVBDMX_H_ 26#define _UAPI_DVBDMX_H_ 27 28#include <linux/types.h> 29#ifndef __KERNEL__ 30#include <time.h> 31#endif 32 33 34#define DMX_FILTER_SIZE 16 35 36enum dmx_output 37{ 38 <a class="link" href="dvb_demux.html#DMX-OUT-DECODER"><code class="constant">DMX_OUT_DECODER</code></a>, /* Streaming directly to decoder. */ 39 <a class="link" href="dvb_demux.html#DMX-OUT-TAP"><code class="constant">DMX_OUT_TAP</code></a>, /* Output going to a memory buffer */ 40 /* (to be retrieved via the read command).*/ 41 <a class="link" href="dvb_demux.html#DMX-OUT-TS-TAP"><code class="constant">DMX_OUT_TS_TAP</code></a>, /* Output multiplexed into a new TS */ 42 /* (to be retrieved by reading from the */ 43 /* logical DVR device). */ 44 <a class="link" href="dvb_demux.html#DMX-OUT-TSDEMUX-TAP"><code class="constant">DMX_OUT_TSDEMUX_TAP</code></a> /* Like TS_TAP but retrieved from the DMX device */ 45}; 46 47typedef enum dmx_output dmx_output_t; 48 49typedef enum dmx_input 50{ 51 DMX_IN_FRONTEND, /* Input from a front-end device. */ 52 DMX_IN_DVR /* Input from the logical DVR device. */ 53} <a class="link" href="dvb_demux.html#dmx-input-t" title="dmx_input_t">dmx_input_t</a>; 54 55 56typedef enum dmx_ts_pes 57{ 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} <a class="link" href="dvb_demux.html#dmx-pes-type-t" title="dmx_pes_type_t">dmx_pes_type_t</a>; 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 92typedef struct dmx_filter 93{ 94 __u8 filter[DMX_FILTER_SIZE]; 95 __u8 mask[DMX_FILTER_SIZE]; 96 __u8 mode[DMX_FILTER_SIZE]; 97} <a class="link" href="dvb_demux.html#dmx-filter" title="struct dmx_filter">dmx_filter_t</a>; 98 99 100struct dmx_sct_filter_params 101{ 102 __u16 pid; 103 dmx_filter_t filter; 104 __u32 timeout; 105 __u32 flags; 106#define DMX_CHECK_CRC 1 107#define DMX_ONESHOT 2 108#define DMX_IMMEDIATE_START 4 109#define DMX_KERNEL_CLIENT 0x8000 110}; 111 112 113struct dmx_pes_filter_params 114{ 115 __u16 pid; 116 dmx_input_t input; 117 dmx_output_t output; 118 dmx_pes_type_t pes_type; 119 __u32 flags; 120}; 121 122typedef struct <a class="link" href="dvb_demux.html#dmx-caps" title="struct dmx_caps">dmx_caps</a> { 123 __u32 caps; 124 int num_decoders; 125} <a class="link" href="dvb_demux.html#dmx-caps" title="struct dmx_caps">dmx_caps_t</a>; 126 127typedef enum dmx_source { 128 DMX_SOURCE_FRONT0 = 0, 129 DMX_SOURCE_FRONT1, 130 DMX_SOURCE_FRONT2, 131 DMX_SOURCE_FRONT3, 132 DMX_SOURCE_DVR0 = 16, 133 DMX_SOURCE_DVR1, 134 DMX_SOURCE_DVR2, 135 DMX_SOURCE_DVR3 136} <a class="link" href="dvb_demux.html#dmx-source-t" title="enum dmx_source_t">dmx_source_t</a>; 137 138struct <a class="link" href="dvb_demux.html#dmx-stc" title="struct dmx_stc">dmx_stc</a> { 139 unsigned int num; /* input : which STC? 0..N */ 140 unsigned int base; /* output: divisor for stc to get 90 kHz clock */ 141 __u64 stc; /* output: stc in 'base'*90 kHz units */ 142}; 143 144#define <a class="link" href="dmx_fcalls.html#DMX_START" title="DMX_START">DMX_START</a> _IO('o', 41) 145#define <a class="link" href="dmx_fcalls.html#DMX_STOP" title="DMX_STOP">DMX_STOP</a> _IO('o', 42) 146#define <a class="link" href="dmx_fcalls.html#DMX_SET_FILTER" title="DMX_SET_FILTER">DMX_SET_FILTER</a> _IOW('o', 43, struct dmx_sct_filter_params) 147#define <a class="link" href="dmx_fcalls.html#DMX_SET_PES_FILTER" title="DMX_SET_PES_FILTER">DMX_SET_PES_FILTER</a> _IOW('o', 44, struct dmx_pes_filter_params) 148#define <a class="link" href="dmx_fcalls.html#DMX_SET_BUFFER_SIZE" title="DMX_SET_BUFFER_SIZE">DMX_SET_BUFFER_SIZE</a> _IO('o', 45) 149#define <a class="link" href="dmx_fcalls.html#DMX_GET_PES_PIDS" title="DMX_GET_PES_PIDS">DMX_GET_PES_PIDS</a> _IOR('o', 47, __u16[5]) 150#define <a class="link" href="dmx_fcalls.html#DMX_GET_CAPS" title="DMX_GET_CAPS">DMX_GET_CAPS</a> _IOR('o', 48, dmx_caps_t) 151#define <a class="link" href="dmx_fcalls.html#DMX_SET_SOURCE" title="DMX_SET_SOURCE">DMX_SET_SOURCE</a> _IOW('o', 49, dmx_source_t) 152#define <a class="link" href="dmx_fcalls.html#DMX_GET_STC" title="DMX_GET_STC">DMX_GET_STC</a> _IOWR('o', 50, struct dmx_stc) 153#define <a class="link" href="dmx_fcalls.html#DMX_ADD_PID" title="DMX_ADD_PID">DMX_ADD_PID</a> _IOW('o', 51, __u16) 154#define <a class="link" href="dmx_fcalls.html#DMX_REMOVE_PID" title="DMX_REMOVE_PID">DMX_REMOVE_PID</a> _IOW('o', 52, __u16) 155 156#endif /* _UAPI_DVBDMX_H_ */ 157</pre></div><div class="navfooter"><hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="ca_h.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="dvbapi.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="frontend_h.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Appendix G. DVB Conditional Access Header File </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> Appendix I. DVB Frontend Header File</td></tr></table></div></body></html> 158