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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 Lesser General Public License
* as published by the Free Software Foundation; either version 2.1
* 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 Lesser 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 _DMX_H_
#define _DMX_H_
#ifdef __KERNEL__
#include <linux/types.h>
#else
#if HAVE_INTTYPES_H
#include <inttypes.h>
#else
#if HAVE_STDINT_H
#include <stdint.h>
#endif
#endif
#endif
#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). */
} dmx_output_t;
typedef enum
{
DMX_IN_FRONTEND, /* Input from a front-end device. */
DMX_IN_DVR /* Input from the logical DVR device. */
} dmx_input_t;
typedef enum
{
DMX_PES_AUDIO0,
DMX_PES_VIDEO0,
DMX_PES_TELETEXT0,
DMX_PES_SUBTITLE0,
DMX_PES_PCR0,
DMX_PES_AUDIO1,
DMX_PES_VIDEO1,
DMX_PES_TELETEXT1,
DMX_PES_SUBTITLE1,
DMX_PES_PCR1,
DMX_PES_AUDIO2,
DMX_PES_VIDEO2,
DMX_PES_TELETEXT2,
DMX_PES_SUBTITLE2,
DMX_PES_PCR2,
DMX_PES_AUDIO3,
DMX_PES_VIDEO3,
DMX_PES_TELETEXT3,
DMX_PES_SUBTITLE3,
DMX_PES_PCR3,
DMX_PES_OTHER
} dmx_pes_type_t;
#define DMX_PES_AUDIO DMX_PES_AUDIO0
#define DMX_PES_VIDEO DMX_PES_VIDEO0
#define DMX_PES_TELETEXT DMX_PES_TELETEXT0
#define DMX_PES_SUBTITLE DMX_PES_SUBTITLE0
#define DMX_PES_PCR DMX_PES_PCR0
typedef enum
{
DMX_SCRAMBLING_EV,
DMX_FRONTEND_EV
} dmx_event_t;
typedef enum
{
DMX_SCRAMBLING_OFF,
DMX_SCRAMBLING_ON
} dmx_scrambling_status_t;
typedef struct dmx_filter
{
uint8_t filter[DMX_FILTER_SIZE];
uint8_t mask[DMX_FILTER_SIZE];
uint8_t mode[DMX_FILTER_SIZE];
} dmx_filter_t;
struct dmx_sct_filter_params
{
uint16_t pid;
dmx_filter_t filter;
uint32_t timeout;
uint32_t flags;
#define DMX_CHECK_CRC 1
#define DMX_ONESHOT 2
#define DMX_IMMEDIATE_START 4
#define DMX_KERNEL_CLIENT 0x8000
};
struct dmx_pes_filter_params
{
uint16_t pid;
dmx_input_t input;
dmx_output_t output;
dmx_pes_type_t pes_type;
uint32_t flags;
};
struct dmx_event
{
dmx_event_t event;
time_t timeStamp;
union
{
dmx_scrambling_status_t scrambling;
} u;
};
typedef struct dmx_caps {
uint32_t caps;
int num_decoders;
} dmx_caps_t;
typedef enum {
DMX_SOURCE_FRONT0 = 0,
DMX_SOURCE_FRONT1,
DMX_SOURCE_FRONT2,
DMX_SOURCE_FRONT3,
DMX_SOURCE_DVR0 = 16,
DMX_SOURCE_DVR1,
DMX_SOURCE_DVR2,
DMX_SOURCE_DVR3
} dmx_source_t;
#define DMX_START _IO('o',41)
#define DMX_STOP _IO('o',42)
#define DMX_SET_FILTER _IOW('o',43,struct dmx_sct_filter_params)
#define DMX_SET_PES_FILTER _IOW('o',44,struct dmx_pes_filter_params)
#define DMX_SET_BUFFER_SIZE _IO('o',45)
#define DMX_GET_EVENT _IOR('o',46,struct dmx_event)
#define DMX_GET_PES_PIDS _IOR('o',47,uint16_t[5])
#define DMX_GET_CAPS _IOR('o',48,dmx_caps_t)
#define DMX_SET_SOURCE _IOW('o',49,dmx_source_t)
#endif /*_DMX_H_*/
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