mirror of
https://github.com/morpheus65535/bazarr.git
synced 2024-11-15 12:14:51 +08:00
146 lines
4.4 KiB
Python
146 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
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import copy
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from datetime import timedelta
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import logging
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import os
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import pysubs2
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import srt
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import six
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import sys
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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class SubsMixin(object):
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def __init__(self, subs=None):
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self.subs_ = subs
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def set_encoding(self, encoding):
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self.subs_.set_encoding(encoding)
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return self
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class GenericSubtitle(object):
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def __init__(self, start, end, inner):
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self.start = start
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self.end = end
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self.inner = inner
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def __eq__(self, other):
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eq = True
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eq = eq and self.start == other.start
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eq = eq and self.end == other.end
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eq = eq and self.inner == other.inner
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return eq
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def resolve_inner_timestamps(self):
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ret = copy.deepcopy(self.inner)
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if isinstance(self.inner, srt.Subtitle):
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ret.start = self.start
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ret.end = self.end
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elif isinstance(self.inner, pysubs2.SSAEvent):
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ret.start = pysubs2.make_time(s=self.start.total_seconds())
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ret.end = pysubs2.make_time(s=self.end.total_seconds())
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else:
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raise NotImplementedError('unsupported subtitle type: %s' % type(self.inner))
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return ret
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def merge_with(self, other):
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assert isinstance(self.inner, type(other.inner))
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inner_merged = copy.deepcopy(self.inner)
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if isinstance(self.inner, srt.Subtitle):
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inner_merged.content = u'{}\n{}'.format(inner_merged.content, other.inner.content)
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return self.__class__(
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self.start,
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self.end,
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inner_merged
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)
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else:
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raise NotImplementedError('unsupported subtitle type: %s' % type(self.inner))
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@classmethod
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def wrap_inner_subtitle(cls, sub):
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if isinstance(sub, srt.Subtitle):
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return cls(sub.start, sub.end, sub)
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elif isinstance(sub, pysubs2.SSAEvent):
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return cls(
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timedelta(milliseconds=sub.start),
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timedelta(milliseconds=sub.end),
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sub
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)
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else:
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raise NotImplementedError('unsupported subtitle type: %s' % type(sub))
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class GenericSubtitlesFile(object):
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def __init__(self, subs, *args, **kwargs):
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sub_format = kwargs.pop('sub_format', None)
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if sub_format is None:
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raise ValueError('format must be specified')
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encoding = kwargs.pop('encoding', None)
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if encoding is None:
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raise ValueError('encoding must be specified')
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self.subs_ = subs
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self._sub_format = sub_format
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self._encoding = encoding
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def set_encoding(self, encoding):
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if encoding != 'same':
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self._encoding = encoding
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return self
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def __len__(self):
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return len(self.subs_)
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def __getitem__(self, item):
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return self.subs_[item]
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@property
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def sub_format(self):
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return self._sub_format
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@property
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def encoding(self):
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return self._encoding
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def gen_raw_resolved_subs(self):
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for sub in self.subs_:
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yield sub.resolve_inner_timestamps()
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def offset(self, td):
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offset_subs = []
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for sub in self.subs_:
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offset_subs.append(
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GenericSubtitle(sub.start + td, sub.end + td, sub.inner)
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)
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return GenericSubtitlesFile(
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offset_subs,
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sub_format=self.sub_format,
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encoding=self.encoding
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)
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def write_file(self, fname):
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# TODO: converter to go between self.subs_format and out_format
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if fname is None:
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out_format = self._sub_format
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else:
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out_format = os.path.splitext(fname)[-1][1:]
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subs = list(self.gen_raw_resolved_subs())
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if out_format == 'srt':
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to_write = srt.compose(subs)
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elif out_format in ('ssa', 'ass'):
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ssaf = pysubs2.SSAFile()
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ssaf.events = subs
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to_write = ssaf.to_string(out_format)
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else:
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raise NotImplementedError('unsupported output format: %s' % out_format)
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to_write = to_write.encode(self.encoding)
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if six.PY3:
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with open(fname or sys.stdout.fileno(), 'wb') as f:
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f.write(to_write)
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else:
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with (fname and open(fname, 'wb')) or sys.stdout as f:
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f.write(to_write)
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