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/*
* dmx.h
*
* Copyright (C) 2000 Marcus Metzler <marcus@convergence.de>
* & Ralph Metzler <ralph@convergence.de>
for convergence integrated media GmbH
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#ifndef _OST_DMX_H_
#define _OST_DMX_H_
/* pid_t conflicts with linux/include/linux/types.h !!!*/
typedef uint16_t dvb_pid_t;
#define DMX_FILTER_SIZE 16
typedef enum
{
DMX_OUT_DECODER, /* Streaming directly to decoder. */
DMX_OUT_TAP, /* Output going to a memory buffer */
/* (to be retrieved via the read command).*/
DMX_OUT_TS_TAP /* Output multiplexed into a new TS */
/* (to be retrieved by reading from the */
/* logical DVR device). */
} dmxOutput_t;
typedef enum
{
DMX_IN_FRONTEND, /* Input from a front-end device. */
DMX_IN_DVR /* Input from the logical DVR device. */
} dmxInput_t;
typedef enum
{
DMX_PES_AUDIO,
DMX_PES_VIDEO,
DMX_PES_TELETEXT,
DMX_PES_SUBTITLE,
DMX_PES_PCR,
DMX_PES_OTHER
} dmxPesType_t;
typedef enum
{
DMX_SCRAMBLING_EV,
DMX_FRONTEND_EV
} dmxEvent_t;
typedef enum
{
DMX_SCRAMBLING_OFF,
DMX_SCRAMBLING_ON
} dmxScramblingStatus_t;
typedef struct dmxFilter
{
uint8_t filter[DMX_FILTER_SIZE];
uint8_t mask[DMX_FILTER_SIZE];
} dmxFilter_t;
struct dmxFrontEnd
{
//TBD tbd;
};
struct dmxSctFilterParams
{
dvb_pid_t pid;
dmxFilter_t filter;
uint32_t timeout;
uint32_t flags;
#define DMX_CHECK_CRC 1
#define DMX_ONESHOT 2
#define DMX_IMMEDIATE_START 4
};
struct dmxPesFilterParams
{
dvb_pid_t pid;
dmxInput_t input;
dmxOutput_t output;
dmxPesType_t pesType;
uint32_t flags;
};
struct dmxEvent
{
dmxEvent_t event;
time_t timeStamp;
union
{
dmxScramblingStatus_t scrambling;
//TBD;
} u;
};
#define DMX_START _IOW('o',41,void)
#define DMX_STOP _IOW('o',42,void)
#define DMX_SET_FILTER _IOW('o',43,struct dmxSctFilterParams *)
#define DMX_SET_PES_FILTER _IOW('o',44,struct dmxPesFilterParams *)
#define DMX_SET_BUFFER_SIZE _IOW('o',45,unsigned long)
#define DMX_GET_EVENT _IOR('o',46,struct dmxEvent *)
#endif /*_OST_DMX_H_*/
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