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dmx.h

/*
 * 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 _DVBDMX_H_
#define _DVBDMX_H_

#include <linux/types.h>
#include <time.h>

#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_OUT_TSDEMUX_TAP /* Like TS_TAP but retrieved from the DMX 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_ts_pes
{
	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 struct dmx_filter
{
	__u8  filter[DMX_FILTER_SIZE];
	__u8  mask[DMX_FILTER_SIZE];
	__u8  mode[DMX_FILTER_SIZE];
} dmx_filter_t;

struct dmx_sct_filter_params
{
	__u16          pid;
	dmx_filter_t   filter;
	__u32          timeout;
	__u32          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
{
	__u16          pid;
	dmx_input_t    input;
	dmx_output_t   output;
	dmx_pes_type_t pes_type;
	__u32          flags;
};

typedef struct dmx_caps {
	__u32 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;

struct dmx_stc {
	unsigned int num;	/* input : which STC? 0..N */
	unsigned int base;	/* output: divisor for stc to get 90 kHz clock */
	__u64 stc;		/* output: stc in 'base'*90 kHz units */
};

#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_PES_PIDS         _IOR('o', 47, __u16[5])
#define DMX_GET_CAPS             _IOR('o', 48, dmx_caps_t)
#define DMX_SET_SOURCE           _IOW('o', 49, dmx_source_t)
#define DMX_GET_STC              _IOWR('o', 50, struct dmx_stc)
#define DMX_ADD_PID              _IOW('o', 51, __u16)
#define DMX_REMOVE_PID           _IOW('o', 52, __u16)

#endif /* _DVBDMX_H_ */

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Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2025-07-04 01:24:40
..	dir	-	root/root	0755	2025-07-04 01:24:42
audio.h	text/x-c	4.78 KB	root/root	0644	2025-06-17 03:27:17
ca.h	text/x-c	2.95 KB	root/root	0644	2025-06-17 03:27:17
dmx.h	text/x-c	3.82 KB	root/root	0644	2025-06-17 03:27:17
frontend.h	text/x-c	15.49 KB	root/root	0644	2025-06-17 03:27:17
net.h	text/x-c	1.56 KB	root/root	0644	2025-06-17 03:27:17
osd.h	text/x-c	5.56 KB	root/root	0644	2025-06-17 03:27:17
version.h	text/x-c	1017 B	root/root	0644	2025-06-17 03:27:17
video.h	text/x-c	8.5 KB	root/root	0644	2025-06-17 03:27:17