def split(args):
"""必要なストリームのみ残す"""
remained_pids = set()
with tsopen(args.inpath) as ts:
pat = next(ts.sections(ProgramAssociationSection))
# 置き換え後の新しいPAT
new_pat = replace_pat(pat._packet)
remained_pmt_pid = next(pat.pmt_pids)
remained_pids.add(remained_pmt_pid)
ProgramMapSection._pids = [remained_pmt_pid]
pmt = next(ts.sections(ProgramMapSection))
# PCRと最初のストリームのPIDを残す
remained_pids.add(pmt.PCR_PID)
remained_pids.update(pmt_map.elementary_PID for pmt_map in pmt.maps
if pmt_map.stream_type != 0x0d)
pat_pid = ProgramAssociationSection._pids[0]
with tsopen(args.inpath) as ts, open(args.outpath, 'wb') as out:
for p in ts:
pid = packet.pid(p)
if pid == pat_pid:
out.write(p[:5])
out.write(new_pat)
elif pid in remained_pids:
out.write(p)
def vtt(args):
if args.outpath == '-':
outpath = sys.stdout.fileno()
else:
outpath = args.outpath
with tsopen(args.inpath) as ts, open(outpath, 'w') as out:
SynchronizedPacketizedElementaryStream._pids = [ts.get_caption_pid()]
base_pcr = next(ts.pcrs())
base_time = next(ts.sections(TimeOffsetSection)).JST_time
out.write('WEBVTT\n\n')
number = 1
base_date = datetime(2000, 1, 1)
#fixme: DRCS処理を隠蔽して字幕文字オブジェクトだけ返すラッパークラスが必要
# for caption in ts.captions(drcs=True, color=True):
# print(caption.datetime, caption.body) みたいな
prev_caption_date = None
prev_caption = ''
for spes in ts.sections(SynchronizedPacketizedElementaryStream):
caption_date = base_date + (spes.pts - base_pcr)
for data in spes.data_units:
if data.data_unit_parameter == 0x20:
caption = WebVTTCProfileString(data.data_unit_data)
if prev_caption_date:
out.write('{}\n{}.{:03d} --> {}.{:03d}\n{}\n\n'.format(
number, prev_caption_date.strftime('%H:%M:%S'),
prev_caption_date.microsecond // 1000,
caption_date.strftime('%H:%M:%S'),
caption_date.microsecond // 1000,
prev_caption))
number += 1
prev_caption_date = caption_date
prev_caption = caption
if prev_caption:
out.write('{}\n{}.{:03d} --> {}.{:03d}\n{}\n\n'.format(
number, prev_caption_date.strftime('%H:%M:%S'),
prev_caption_date.microsecond // 1000,
caption_date.strftime('%H:%M:%S'),
caption_date.microsecond // 1000,
prev_caption))
nibble.content_nibble_level_2])
self.user_nibble.append(nibble.user_nibble)
self.user_genre.append(USER_TYPE.get(nibble.user_nibble, ''))
detail = [('', [])]
for eed in desc.get(ExtendedEventDescriptor, []):
for item in eed.items:
key = item.item_description_char
# タイトルが空か一つ前と同じ場合は本文を一つ前のものにつなげる
if str(key) == '' or str(detail[-1][0]) == str(key):
detail[-1][1].extend(item.item_char)
else:
detail.append((key, item.item_char))
detail = [(str(key), AribString(value)) for key, value in detail[1:]]
if detail:
self.detail = dict(detail)
self.longdesc = '\n'.join("{}\n{}\n".format(key, value)
for key, value in detail)
if __name__ == '__main__':
from subprocess import Popen, PIPE
from ariblib import tsopen
recpt1 = Popen(['recpt1', '236', '130', '-'], stdout=PIPE)
with tsopen(recpt1.stdout.fileno()) as ts:
for event in events(ts):
print(dir(event))
try:
print(event.title, event.free_CA_mode)
except:
pass
CONTENT_TYPE[nibble.content_nibble_level_1][1]
[nibble.content_nibble_level_2])
self.user_nibble.append(nibble.user_nibble)
self.user_genre.append(USER_TYPE.get(nibble.user_nibble, ''))
detail = [('', [])]
for eed in desc.get(ExtendedEventDescriptor, []):
for item in eed.items:
key = item.item_description_char
# タイトルが空か一つ前と同じ場合は本文を一つ前のものにつなげる
if str(key) == '' or str(detail[-1][0]) == str(key):
detail[-1][1].extend(item.item_char)
else:
detail.append((key, item.item_char))
detail = [(str(key), AribString(value)) for key, value in detail[1:]]
if detail:
self.detail = dict(detail)
self.longdesc = '\n'.join(
"{}\n{}\n".format(key, value) for key, value in detail)
if __name__ == '__main__':
from subprocess import Popen, PIPE
from ariblib import tsopen
recpt1 = Popen(['recpt1', '236', '130', '-'], stdout=PIPE)
with tsopen(recpt1.stdout.fileno()) as ts:
for event in events(ts):
print(dir(event))
try:
print(event.title, event.free_CA_mode)
except:
pass