mpeg_ts.h

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/*
 * Copyright (c) 2013-2014 - Andre Roth <neolynx@gmail.com>
 *
 * 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 version 2.1 of the License.
 *
 * 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 Lesser 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 */
 
#ifndef _MPEG_TS_H
#define _MPEG_TS_H
 
#include <stdint.h>
#include <unistd.h> /* ssize_t */
 
#define DVB_MPEG_TS  0x47
#define DVB_MPEG_TS_PACKET_SIZE  188
 
struct dvb_mpeg_ts_adaption {
        uint8_t length;
        struct {
                uint8_t extension:1;
                uint8_t private_data:1;
                uint8_t splicing_point:1;
                uint8_t OPCR:1;
                uint8_t PCR:1;
                uint8_t priority:1;
                uint8_t random_access:1;
                uint8_t discontinued:1;
        } __attribute__((packed));
        uint8_t data[];
} __attribute__((packed));
 
struct dvb_mpeg_ts {
        uint8_t sync_byte;
        union {
                uint16_t bitfield;
                struct {
                        uint16_t pid:13;
                        uint16_t priority:1;
                        uint16_t payload_start:1;
                        uint16_t tei:1;
                } __attribute__((packed));
        } __attribute__((packed));
        struct {
                uint8_t continuity_counter:4;
                uint8_t payload:1;
                uint8_t adaptation_field:1;
                uint8_t scrambling:2;
        } __attribute__((packed));
        struct dvb_mpeg_ts_adaption adaption[];
} __attribute__((packed));
 
struct dvb_v5_fe_parms;
 
#ifdef __cplusplus
extern "C" {
#endif
 
ssize_t dvb_mpeg_ts_init (struct dvb_v5_fe_parms *parms, const uint8_t *buf, ssize_t buflen,
                uint8_t *table, ssize_t *table_length);
 
void dvb_mpeg_ts_free(struct dvb_mpeg_ts *ts);
 
void dvb_mpeg_ts_print(struct dvb_v5_fe_parms *parms, struct dvb_mpeg_ts *ts);
 
#ifdef __cplusplus
}
#endif
 
#endif