F5OEO-tstools/pidint_defns.h

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/*
* Datastructures for working PID/integer lists
*
* The PAT is adequately represented by a transport_stream_id and a
* pidint_list of its program_number->PID mappings.
*
* A PMT requires a bit more structure, mainly to allow for the handling
* of descriptor information.
*
* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the MPEG TS, PS and ES tools.
*
* The Initial Developer of the Original Code is Amino Communications Ltd.
* Portions created by the Initial Developer are Copyright (C) 2008
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Amino Communications Ltd, Swavesey, Cambridge UK
*
* ***** END LICENSE BLOCK *****
*/
#ifndef _pidint_defns
#define _pidint_defns
#include "compat.h"
// ----------------------------------------------------------------------------
// An expandable list of PID vs. integer
struct pidint_list
{
int *number; // The integers
uint32_t *pid; // The corresponding PIDs
int length; // How many there are
int size; // How big the arrays are
};
typedef struct pidint_list *pidint_list_p;
#define SIZEOF_PIDINT_LIST sizeof(struct pidint_list)
#define PIDINT_LIST_START_SIZE 5
#define PIDINT_LIST_INCREMENT 10
// ----------------------------------------------------------------------------
// PMT - a representation of a Program Map Table
struct _pmt_stream
{
byte stream_type;
uint32_t elementary_PID;
uint16_t ES_info_length;
byte *ES_info; // the descriptor data therefor
};
typedef struct _pmt_stream *pmt_stream_p;
#define SIZEOF_PMT_STREAM sizeof(struct _pmt_stream)
struct _pmt
{
uint16_t program_number;
byte version_number; // perhaps not strictly necessary
uint32_t PCR_pid;
uint16_t program_info_length;
byte *program_info; // the descriptor data therefor
int streams_size; // the size of the `streams` array
int num_streams; // the number of streams we know about
pmt_stream_p streams;
};
typedef struct _pmt *pmt_p;
#define SIZEOF_PMT sizeof(struct _pmt)
#define PMT_STREAMS_START_SIZE 5
#define PMT_STREAMS_INCREMENT 10
#define PMT_MAX_INFO_LENGTH 0x3FF // i.e., 12 bits with the top two zero
#endif // _pidint_defns
// Local Variables:
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// indent-tabs-mode: nil
// c-basic-offset: 2
// End:
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