class EventInformationSection(Section):
"""イベント情報セクション EIT (ARIB-STD-B10-2-5.2.7)"""
_pids = [0x12, 0x26, 0x27]
_table_ids = range(0x4E, 0x70)
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
service_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
segment_last_section_number = uimsbf(8)
last_table_id = uimsbf(8)
@loop(lambda self: self.section_length - 15)
class events(Syntax):
event_id = uimsbf(16)
start_time = mjd(40)
duration = bcdtime(24)
running_status = uimsbf(3)
free_CA_mode = bslbf(1)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class statuses(Syntax):
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
service_id = uimsbf(16)
event_id = uimsbf(16)
reserved_future_use = bslbf(5)
running_status = uimsbf(3)
class maps(Syntax):
stream_type = uimsbf(8)
reserved_1 = bslbf(3)
elementary_PID = uimsbf(13)
reserved_2 = bslbf(4)
ES_info_length = uimsbf(12)
descriptors = descriptors(ES_info_length)
class events(Syntax):
event_id = uimsbf(16)
start_time = mjd(40)
duration = bcdtime(24)
running_status = uimsbf(3)
free_CA_mode = bslbf(1)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
class relations(Syntax):
node_id = uimsbf(16)
collection_mode = uimsbf(4)
reserved_future_use_1 = bslbf(4)
parent_node_id = uimsbf(16)
reference_number = uimsbf(8)
reserved_future_use_2 = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
class services(Syntax):
service_id = uimsbf(16)
reserved_future_use = bslbf(3)
EIT_user_defined_flags = bslbf(3)
EIT_schedule_flag = bslbf(1)
EIT_present_following_flag = bslbf(1)
running_status = uimsbf(3)
free_CA_mode = bslbf(1)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
class LocalEventInformationSection(Section):
"""ローカルイベント情報セクション LIT (ARIB-STD-B10-2-5.1.1)"""
_pids = [0x20]
_table_ids = [0xD0]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
event_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
service_id = uimsbf(16)
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
@loop(lambda self: self.section_length - 15)
class events(Syntax):
local_event_id = uimsbf(16)
reserved_fugure_use = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class PartialContentAnnouncementSection(Section):
"""差分配信告知セクション PCAT (ARIB-STD-B10-2-5.2.12)"""
_pids = [0x22]
_table_ids = [0xC2]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
event_relation_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
information_provider_id = uimsbf(16)
relation_type = uimsbf(4)
reserved_future_use_2 = uimsbf(4)
@loop(lambda self: self.section_length - 10)
class relations(Syntax):
node_id = uimsbf(16)
collection_mode = uimsbf(4)
reserved_future_use_1 = bslbf(4)
parent_node_id = uimsbf(16)
reference_number = uimsbf(8)
reserved_future_use_2 = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class TimeAndDateSection(Section):
"""時刻日付セクション TDT (ARIB-STD-B10-2-5.2.8)"""
_pids = [0x14]
_table_ids = [0x70]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved = bslbf(2)
section_length = uimsbf(12)
JST_time = mjd(40)
class BouquetAssociationSection(Section):
"""ブーケアソシエーションセクション BAT (ARIB-STD-B10-2-5.2.5)"""
_pids = [0x11]
_table_ids = [0x4A]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
bouquet_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
reserved_future_use_2 = bslbf(4)
bouquet_descriptors_length = uimsbf(12)
bouquet_descriptors = descriptors(bouquet_descriptors_length)
reserved_future_use_3 = bslbf(4)
transport_stream_loop_length = uimsbf(12)
@loop(transport_stream_loop_length)
class transport_streams(Syntax):
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
reserved_future_use = bslbf(4)
transport_descriptors_length = uimsbf(12)
descriptors = descriptors(transport_descriptors_length)
CRC_32 = rpchof(32)
class NetworkInformationSection(Section):
"""ネットワーク情報セクション NIT (ARIB-STD-B10-2-5.2.4)"""
_pids = [0x10]
_table_ids = [0x40, 0x41]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
network_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
reserved_future_use_2 = bslbf(4)
network_descriptors_length = uimsbf(12)
network_descriptors = descriptors(network_descriptors_length)
reserved_future_use_3 = bslbf(4)
transport_stream_loop_length = uimsbf(12)
@loop(transport_stream_loop_length)
class transport_streams(Syntax):
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
reserved_future_use = bslbf(4)
transport_descriptors_length = uimsbf(12)
descriptors = descriptors(transport_descriptors_length)
CRC_32 = rpchof(32)
class EventRelationSection(Section):
"""イベント関係セクション ERT (ARIB-STD-B10-2-5.1.2)"""
_pids = [0x21]
_table_ids = [0xD1]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
event_relation_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
information_provider_id = uimsbf(16)
relation_type = uimsbf(4)
reserved_future_use_2 = bslbf(4)
@loop(lambda self: self.section_length - 12)
class references(Syntax):
node_id = uimsbf(16)
collection_mode = uimsbf(4)
reserved_future_use_1 = bslbf(4)
parent_node_id = uimsbf(16)
referece_number = uimsbf(8)
reserved_future_use_2 = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class StuffingSection(Section):
"""スタッフセクション ST (ARIB-STD-B10-2.5.2.11)"""
_table_ids = [0x72]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved = bslbf(2)
section_length = uimsbf(12)
@loop(section_length)
class data(Syntax):
data_byte = uimsbf(8)
class LinkedDescriptionSection(Section):
"""リンク記述セクション LDT (ARIB-STD-B10-2-5.2.15)"""
_pids = [0x25]
_table_ids = [0xC7]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
original_network_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
@loop(lambda self: self.section_length - 13)
class links(Syntax):
description_id = uimsbf(16)
reserved_future_use = bslbf(12)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class TimeOffsetSection(Section):
"""時刻日付オフセットセクション TOT (ARIB-STD-B10-2-5.2.9)"""
_pids = [0x14]
_table_ids = [0x73]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved1 = bslbf(2)
section_length = uimsbf(12)
JST_time = mjd(40)
reserved_2 = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class BroadcasterInformationSection(Section):
"""ブロードキャスタ情報セクション BIT (ARIB-STD-B10-2-5.2.13)"""
_pids = [0x24]
_table_ids = [0xC4]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
original_network_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
reserved_future_use_2 = bslbf(3)
broadcast_view_propriety = bslbf(1)
first_descriptors_length = uimsbf(12)
descriptors = descriptors(first_descriptors_length)
@loop(lambda self: (self.section_length -
(self.first_descriptors_length + 11)))
class broadcasters(Syntax):
broadcaster_id = uimsbf(8)
reserved_future_use = bslbf(4)
broadcaster_descriptor_length = uimsbf(12)
descriptors = descriptors(broadcaster_descriptor_length)
CRC_32 = rpchof(32)
class ServiceDescriptionSection(Section):
"""サービス記述セクション SDT (ARIB-STD-B10-2-5.2.6)"""
_pids = [0x11]
_table_ids = [0x42, 0x46]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
transport_stream_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
original_network_id = uimsbf(16)
reserved_future_use_2 = bslbf(8)
@loop(lambda self: self.section_length - 12)
class services(Syntax):
service_id = uimsbf(16)
reserved_future_use = bslbf(3)
EIT_user_defined_flags = bslbf(3)
EIT_schedule_flag = bslbf(1)
EIT_present_following_flag = bslbf(1)
running_status = uimsbf(3)
free_CA_mode = bslbf(1)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class ConditionalAccessSection(Section):
"""限定受信セクション CAT (ISO 13818-1 2.4.4.6)"""
_pids = [0x01]
_table_ids = [0x01]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
reserved_2 = bslbf(18)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
descriptors = descriptors(lambda self: self.section_length - 9)
CRC_32 = rpchof(32)
class groups(Syntax):
group = bslbf(4)
target_version = uimsbf(12)
new_version = uimsbf(12)
download_level = bslbf(2)
version_indicator = bslbf(2)
content_description_length = uimsbf(12)
reserved = bslbf(4)
schedule_description_length = uimsbf(12)
schedule_timeshift_information = uimsbf(4)
@loop(schedule_description_length)
class schedules(Syntax):
start_time = mjd(40)
duration = bcdtime(24)
descriptors = descriptors(lambda self:
(self.content_description_length - self.
schedule_description_length))
class RunningStatusSection(Section):
"""進行状態セクション RST (ARIB-STD-B10-2-5.2.10)"""
_pids = [0x13]
_table_ids = [0x71]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved = bslbf(2)
section_length = uimsbf(12)
@loop(section_length)
class statuses(Syntax):
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
service_id = uimsbf(16)
event_id = uimsbf(16)
reserved_future_use = bslbf(5)
running_status = uimsbf(3)
class IndexTransmissionSection(Section):
"""番組インデックス送出情報セクション ITT (ARIB-STD-B10-2-5.1.3)"""
_table_ids = [0xD2]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
event_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
reserved_future_use_2 = uimsbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
CRC_32 = rpchof(32)
class ProgramAssociationSection(Section):
"""Program Association Section PAT (ISO 13818-1 2.4.4.3)"""
_pids = [0x00]
_table_ids = [0x00]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
transport_stream_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
@loop(lambda self: self.section_length - 9)
class pids(Syntax):
program_number = uimsbf(16)
reserved = bslbf(3)
program_map_PID = uimsbf(13)
CRC_32 = rpchof(32)
@property
def pmt_items(self):
"""program_number と program_map_PID のタプルを返すジェネレータ"""
for pid in self.pids:
if pid.program_number:
yield (pid.program_number, pid.program_map_PID)
@property
def pmt_pids(self):
"""program_map_PID を返すジェネレータ"""
for pid in self.pids:
if pid.program_number:
yield pid.program_map_PID
class pids(Syntax):
program_number = uimsbf(16)
reserved = bslbf(3)
program_map_PID = uimsbf(13)
class SoftwareDownloadTriggerSection(Section):
"""ソフトウェアダウンロードトリガーセクション SDTT (ARIB-STD-B21-12.2.1.1)"""
_pids = [0x23, 0x28]
_table_ids = [0xC3]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
maker_id = uimsbf(8)
model_id = uimsbf(8)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = uimsbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
transport_stream_id = uimsbf(16)
original_networl_id = uimsbf(16)
service_id = uimsbf(16)
num_of_contents = uimsbf(8)
@times(num_of_contents)
class groups(Syntax):
group = bslbf(4)
target_version = uimsbf(12)
new_version = uimsbf(12)
download_level = bslbf(2)
version_indicator = bslbf(2)
content_description_length = uimsbf(12)
reserved = bslbf(4)
schedule_description_length = uimsbf(12)
schedule_timeshift_information = uimsbf(4)
@loop(schedule_description_length)
class schedules(Syntax):
start_time = mjd(40)
duration = bcdtime(24)
descriptors = descriptors(lambda self:
(self.content_description_length - self.
schedule_description_length))
CRC_32 = rpchof(32)
class links(Syntax):
description_id = uimsbf(16)
reserved_future_use = bslbf(12)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
class events(Syntax):
local_event_id = uimsbf(16)
reserved_fugure_use = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
class CommonDataSection(Section):
"""全受信機共通データセクション CDT (ARIB-STD-B21-12.2.2.2)"""
_pids = [0x29]
_table_ids = [0xC8]
table_id = uimsbf(8)
section_syntax_indicator = bslbf(1)
reserved_future_use_1 = bslbf(1)
reserved_1 = bslbf(2)
section_length = uimsbf(12)
download_data_id = uimsbf(16)
reserved_2 = bslbf(2)
version_number = uimsbf(5)
current_next_indicator = bslbf(1)
section_number = uimsbf(8)
last_section_number = uimsbf(8)
original_network_id = uimsbf(16)
data_type = uimsbf(8)
reserved_future_use_2 = bslbf(4)
descriptors_loop_length = uimsbf(12)
descriptors = descriptors(descriptors_loop_length)
# 地上デジタル放送ではdata_module_byteはCDT伝送方式サービスロゴである (ARIB-TR-B14-1-5.4.1.2)
logo_type = uimsbf(8)
reserved_future_use_3 = bslbf(7)
logo_id = uimsbf(9)
reserved_future_use_4 = bslbf(4)
logo_version = uimsbf(12)
data_size = uimsbf(16)
data_byte = raw(data_size)
CRC_32 = rpchof(32)
class broadcasters(Syntax):
broadcaster_id = uimsbf(8)
reserved_future_use = bslbf(4)
broadcaster_descriptor_length = uimsbf(12)
descriptors = descriptors(broadcaster_descriptor_length)
class data(Syntax):
data_byte = uimsbf(8)
class transport_streams(Syntax):
transport_stream_id = uimsbf(16)
original_network_id = uimsbf(16)
reserved_future_use = bslbf(4)
transport_descriptors_length = uimsbf(12)
descriptors = descriptors(transport_descriptors_length)
