libdvbv5  1.16.3
Library to work with Digital TV devices on Linux
desc_atsc_service_location.h
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1 /*
2  * Copyright (c) 2013-2014 - Mauro Carvalho Chehab <m.chehab@samsung.com>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License as published by
6  * the Free Software Foundation version 2.1 of the License.
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  * GNU Lesser General Public License for more details.
12  *
13  * You should have received a copy of the GNU Lesser General Public License
14  * along with this program; if not, write to the Free Software
15  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
16  * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
17  *
18  */
19 
20 #ifndef _ATSC_SERVICE_LOCATION_H
21 #define _ATSC_SERVICE_LOCATION_H
22 
23 #include <libdvbv5/descriptors.h>
24 
52  uint8_t stream_type;
53  union {
54  uint16_t bitfield;
55  struct {
56  uint16_t elementary_pid:13;
57  uint16_t reserved:3;
58  } __attribute__((packed));
59  } __attribute__((packed));
61 } __attribute__((packed));
62 
76  uint8_t type;
77  uint8_t length;
78  struct dvb_desc *next;
79 
81 
82  union {
83  uint16_t bitfield;
84  struct {
85  uint16_t pcr_pid:13;
86  uint16_t reserved:3;
87  } __attribute__((packed));
88  } __attribute__((packed));
89 
90  uint8_t number_elements;
91 } __attribute__((packed));
92 
93 struct dvb_v5_fe_parms;
94 
95 #ifdef __cplusplus
96 extern "C" {
97 #endif
98 
115  const uint8_t *buf,
116  struct dvb_desc *desc);
117 
126  const struct dvb_desc *desc);
127 
135 
136 #ifdef __cplusplus
137 }
138 #endif
139 
140 #endif
atsc_desc_service_location_elementary
service location elementary descriptors
Definition: desc_atsc_service_location.h:51
atsc_desc_service_location_elementary::ISO_639_language_code
char ISO_639_language_code[3]
Definition: desc_atsc_service_location.h:60
atsc_desc_service_location::bitfield
uint16_t bitfield
Definition: desc_atsc_service_location.h:83
atsc_desc_service_location_elementary::bitfield
uint16_t bitfield
Definition: desc_atsc_service_location.h:54
atsc_desc_service_location::next
struct dvb_desc * next
Definition: desc_atsc_service_location.h:78
atsc_desc_service_location
Describes the elementary streams inside a PAT table for ATSC.
Definition: desc_atsc_service_location.h:75
atsc_desc_service_location_elementary::stream_type
uint8_t stream_type
Definition: desc_atsc_service_location.h:52
atsc_desc_service_location::number_elements
uint8_t number_elements
Definition: desc_atsc_service_location.h:90
atsc_desc_service_location_elementary::reserved
uint16_t reserved
Definition: desc_atsc_service_location.h:57
atsc_desc_service_location::type
uint8_t type
Definition: desc_atsc_service_location.h:76
atsc_desc_service_location::length
uint8_t length
Definition: desc_atsc_service_location.h:77
atsc_desc_service_location::elementary
struct atsc_desc_service_location_elementary * elementary
Definition: desc_atsc_service_location.h:80
dvb_v5_fe_parms
Keeps data needed to handle the DVB frontend.
Definition: dvb-fe.h:117
atsc_desc_service_location_free
void atsc_desc_service_location_free(struct dvb_desc *desc)
Frees all data allocated by the service location descriptor.
atsc_desc_service_location::pcr_pid
uint16_t pcr_pid
Definition: desc_atsc_service_location.h:85
atsc_desc_service_location_init
int atsc_desc_service_location_init(struct dvb_v5_fe_parms *parms, const uint8_t *buf, struct dvb_desc *desc)
Initializes and parses the service location descriptor.
atsc_desc_service_location::reserved
uint16_t reserved
Definition: desc_atsc_service_location.h:86
descriptors.h
Provides a way to handle MPEG-TS descriptors found on Digital TV streams.
atsc_desc_service_location_elementary::elementary_pid
uint16_t elementary_pid
Definition: desc_atsc_service_location.h:56
dvb_desc
Linked list containing the several descriptors found on a MPEG-TS table.
Definition: descriptors.h:117
atsc_desc_service_location_print
void atsc_desc_service_location_print(struct dvb_v5_fe_parms *parms, const struct dvb_desc *desc)
Prints the content of the service location descriptor.