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jxxghp
2023-06-06 07:15:17 +08:00
commit 4d06f86e62
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app/core/meta/metavideo.py Normal file
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import re
from pathlib import Path
from app.core.config import settings
from app.core.meta.metabase import MetaBase
from app.core.meta.release_groups import ReleaseGroupsMatcher
from app.utils.string import StringUtils
from app.utils.tokens import Tokens
from app.utils.types import MediaType
class MetaVideo(MetaBase):
"""
识别电影、电视剧
"""
# 控制标位区
_stop_name_flag = False
_stop_cnname_flag = False
_last_token = ""
_last_token_type = ""
_continue_flag = True
_unknown_name_str = ""
_source = ""
_effect = []
# 正则式区
_season_re = r"S(\d{2})|^S(\d{1,2})$|S(\d{1,2})E"
_episode_re = r"EP?(\d{2,4})$|^EP?(\d{1,4})$|^S\d{1,2}EP?(\d{1,4})$|S\d{2}EP?(\d{2,4})"
_part_re = r"(^PART[0-9ABI]{0,2}$|^CD[0-9]{0,2}$|^DVD[0-9]{0,2}$|^DISK[0-9]{0,2}$|^DISC[0-9]{0,2}$)"
_roman_numerals = r"^(?=[MDCLXVI])M*(C[MD]|D?C{0,3})(X[CL]|L?X{0,3})(I[XV]|V?I{0,3})$"
_source_re = r"^BLURAY$|^HDTV$|^UHDTV$|^HDDVD$|^WEBRIP$|^DVDRIP$|^BDRIP$|^BLU$|^WEB$|^BD$|^HDRip$"
_effect_re = r"^REMUX$|^UHD$|^SDR$|^HDR\d*$|^DOLBY$|^DOVI$|^DV$|^3D$|^REPACK$"
_resources_type_re = r"%s|%s" % (_source_re, _effect_re)
_name_no_begin_re = r"^\[.+?]"
_name_no_chinese_re = r".*版|.*字幕"
_name_se_words = ['', '', '', '', '', '', '']
_name_nostring_re = r"^PTS|^JADE|^AOD|^CHC|^[A-Z]{1,4}TV[\-0-9UVHDK]*" \
r"|HBO$|\s+HBO|\d{1,2}th|\d{1,2}bit|NETFLIX|AMAZON|IMAX|^3D|\s+3D|^BBC\s+|\s+BBC|BBC$|DISNEY\+?|XXX|\s+DC$" \
r"|[第\s共]+[0-9一二三四五六七八九十\-\s]+季" \
r"|[第\s共]+[0-9一二三四五六七八九十百零\-\s]+[集话話]" \
r"|连载|日剧|美剧|电视剧|动画片|动漫|欧美|西德|日韩|超高清|高清|蓝光|翡翠台|梦幻天堂·龙网|★?\d*月?新番" \
r"|最终季|合集|[多中国英葡法俄日韩德意西印泰台港粤双文语简繁体特效内封官译外挂]+字幕|版本|出品|台版|港版|\w+字幕组" \
r"|未删减版|UNCUT$|UNRATE$|WITH EXTRAS$|RERIP$|SUBBED$|PROPER$|REPACK$|SEASON$|EPISODE$|Complete$|Extended$|Extended Version$" \
r"|S\d{2}\s*-\s*S\d{2}|S\d{2}|\s+S\d{1,2}|EP?\d{2,4}\s*-\s*EP?\d{2,4}|EP?\d{2,4}|\s+EP?\d{1,4}" \
r"|CD[\s.]*[1-9]|DVD[\s.]*[1-9]|DISK[\s.]*[1-9]|DISC[\s.]*[1-9]" \
r"|[248]K|\d{3,4}[PIX]+" \
r"|CD[\s.]*[1-9]|DVD[\s.]*[1-9]|DISK[\s.]*[1-9]|DISC[\s.]*[1-9]"
_resources_pix_re = r"^[SBUHD]*(\d{3,4}[PI]+)|\d{3,4}X(\d{3,4})"
_resources_pix_re2 = r"(^[248]+K)"
_video_encode_re = r"^[HX]26[45]$|^AVC$|^HEVC$|^VC\d?$|^MPEG\d?$|^Xvid$|^DivX$|^HDR\d*$"
_audio_encode_re = r"^DTS\d?$|^DTSHD$|^DTSHDMA$|^Atmos$|^TrueHD\d?$|^AC3$|^\dAudios?$|^DDP\d?$|^DD\d?$|^LPCM\d?$|^AAC\d?$|^FLAC\d?$|^HD\d?$|^MA\d?$"
def __init__(self, title: str, subtitle: str = None, isfile: bool = False):
super().__init__(title, subtitle, isfile)
if not title:
return
original_title = title
self._source = ""
self._effect = []
# 判断是否纯数字命名
title_path = Path(title)
if title_path.suffix.lower() in settings.RMT_MEDIAEXT \
and title_path.stem.isdigit() \
and len(title_path.stem) < 5:
self.begin_episode = int(title_path.stem)
self.type = MediaType.TV
return
# 去掉名称中第1个[]的内容
title = re.sub(r'%s' % self._name_no_begin_re, "", title, count=1)
# 把xxxx-xxxx年份换成前一个年份常出现在季集上
title = re.sub(r'([\s.]+)(\d{4})-(\d{4})', r'\1\2', title)
# 把大小去掉
title = re.sub(r'[0-9.]+\s*[MGT]i?B(?![A-Z]+)', "", title, flags=re.IGNORECASE)
# 把年月日去掉
title = re.sub(r'\d{4}[\s._-]\d{1,2}[\s._-]\d{1,2}', "", title)
# 拆分tokens
tokens = Tokens(title)
self.tokens = tokens
# 解析名称、年份、季、集、资源类型、分辨率等
token = tokens.get_next()
while token:
# Part
self.__init_part(token)
# 标题
if self._continue_flag:
self.__init_name(token)
# 年份
if self._continue_flag:
self.__init_year(token)
# 分辨率
if self._continue_flag:
self.__init_resource_pix(token)
# 季
if self._continue_flag:
self.__init_season(token)
# 集
if self._continue_flag:
self.__init_episode(token)
# 资源类型
if self._continue_flag:
self.__init_resource_type(token)
# 视频编码
if self._continue_flag:
self.__init_video_encode(token)
# 音频编码
if self._continue_flag:
self.__init_audio_encode(token)
# 取下一个,直到没有为卡
token = tokens.get_next()
self._continue_flag = True
# 合成质量
if self._effect:
self._effect.reverse()
self.resource_effect = " ".join(self._effect)
if self._source:
self.resource_type = self._source.strip()
# 提取原盘DIY
if self.resource_type and "BluRay" in self.resource_type:
if (self.subtitle and re.findall(r'D[Ii]Y', self.subtitle)) \
or re.findall(r'-D[Ii]Y@', original_title):
self.resource_type = f"{self.resource_type} DIY"
# 解析副标题,只要季和集
self.init_subtitle(self.org_string)
if not self._subtitle_flag and self.subtitle:
self.init_subtitle(self.subtitle)
# 没有识别出类型时默认为电影
if not self.type:
self.type = MediaType.MOVIE
# 去掉名字中不需要的干扰字符,过短的纯数字不要
self.cn_name = self.__fix_name(self.cn_name)
self.en_name = StringUtils.str_title(self.__fix_name(self.en_name))
# 处理part
if self.part and self.part.upper() == "PART":
self.part = None
# 制作组/字幕组
self.resource_team = ReleaseGroupsMatcher().match(title=original_title) or None
def __fix_name(self, name: str):
if not name:
return name
name = re.sub(r'%s' % self._name_nostring_re, '', name,
flags=re.IGNORECASE).strip()
name = re.sub(r'\s+', ' ', name)
if name.isdigit() \
and int(name) < 1800 \
and not self.year \
and not self.begin_season \
and not self.resource_pix \
and not self.resource_type \
and not self.audio_encode \
and not self.video_encode:
if self.begin_episode is None:
self.begin_episode = int(name)
name = None
elif self.is_in_episode(int(name)) and not self.begin_season:
name = None
return name
def __init_name(self, token: str):
if not token:
return
# 回收标题
if self._unknown_name_str:
if not self.cn_name:
if not self.en_name:
self.en_name = self._unknown_name_str
elif self._unknown_name_str != self.year:
self.en_name = "%s %s" % (self.en_name, self._unknown_name_str)
self._last_token_type = "enname"
self._unknown_name_str = ""
if self._stop_name_flag:
return
if token.upper() == "AKA":
self._continue_flag = False
self._stop_name_flag = True
return
if token in self._name_se_words:
self._last_token_type = 'name_se_words'
return
if StringUtils.is_chinese(token):
# 含有中文,直接做为标题(连着的数字或者英文会保留),且不再取用后面出现的中文
self._last_token_type = "cnname"
if not self.cn_name:
self.cn_name = token
elif not self._stop_cnname_flag:
if not re.search("%s" % self._name_no_chinese_re, token, flags=re.IGNORECASE) \
and not re.search("%s" % self._name_se_words, token, flags=re.IGNORECASE):
self.cn_name = "%s %s" % (self.cn_name, token)
self._stop_cnname_flag = True
else:
is_roman_digit = re.search(self._roman_numerals, token)
# 阿拉伯数字或者罗马数字
if token.isdigit() or is_roman_digit:
# 第季集后面的不要
if self._last_token_type == 'name_se_words':
return
if self.get_name():
# 名字后面以 0 开头的不要,极有可能是集
if token.startswith('0'):
return
# 检查是否真正的数字
if token.isdigit():
try:
int(token)
except ValueError:
return
# 中文名后面跟的数字不是年份的极有可能是集
if not is_roman_digit \
and self._last_token_type == "cnname" \
and int(token) < 1900:
return
if (token.isdigit() and len(token) < 4) or is_roman_digit:
# 4位以下的数字或者罗马数字拼装到已有标题中
if self._last_token_type == "cnname":
self.cn_name = "%s %s" % (self.cn_name, token)
elif self._last_token_type == "enname":
self.en_name = "%s %s" % (self.en_name, token)
self._continue_flag = False
elif token.isdigit() and len(token) == 4:
# 4位数字可能是年份也可能真的是标题的一部分也有可能是集
if not self._unknown_name_str:
self._unknown_name_str = token
else:
# 名字未出现前的第一个数字,记下来
if not self._unknown_name_str:
self._unknown_name_str = token
elif re.search(r"%s" % self._season_re, token, re.IGNORECASE):
# 季的处理
if self.en_name and re.search(r"SEASON$", self.en_name, re.IGNORECASE):
# 如果匹配到季英文名结尾为Season说明Season属于标题不应在后续作为干扰词去除
self.en_name += ' '
self._stop_name_flag = True
return
elif re.search(r"%s" % self._episode_re, token, re.IGNORECASE) \
or re.search(r"(%s)" % self._resources_type_re, token, re.IGNORECASE) \
or re.search(r"%s" % self._resources_pix_re, token, re.IGNORECASE):
# 集、来源、版本等不要
self._stop_name_flag = True
return
else:
# 后缀名不要
if ".%s".lower() % token in settings.RMT_MEDIAEXT:
return
# 英文或者英文+数字,拼装起来
if self.en_name:
self.en_name = "%s %s" % (self.en_name, token)
else:
self.en_name = token
self._last_token_type = "enname"
def __init_part(self, token: str):
if not self.get_name():
return
if not self.year \
and not self.begin_season \
and not self.begin_episode \
and not self.resource_pix \
and not self.resource_type:
return
re_res = re.search(r"%s" % self._part_re, token, re.IGNORECASE)
if re_res:
if not self.part:
self.part = re_res.group(1)
nextv = self.tokens.cur()
if nextv \
and ((nextv.isdigit() and (len(nextv) == 1 or len(nextv) == 2 and nextv.startswith('0')))
or nextv.upper() in ['A', 'B', 'C', 'I', 'II', 'III']):
self.part = "%s%s" % (self.part, nextv)
self.tokens.get_next()
self._last_token_type = "part"
self._continue_flag = False
self._stop_name_flag = False
def __init_year(self, token: str):
if not self.get_name():
return
if not token.isdigit():
return
if len(token) != 4:
return
if not 1900 < int(token) < 2050:
return
if self.year:
if self.en_name:
self.en_name = "%s %s" % (self.en_name.strip(), self.year)
elif self.cn_name:
self.cn_name = "%s %s" % (self.cn_name, self.year)
elif self.en_name and re.search(r"SEASON$", self.en_name, re.IGNORECASE):
# 如果匹配到年且英文名结尾为Season说明Season属于标题不应在后续作为干扰词去除
self.en_name += ' '
self.year = token
self._last_token_type = "year"
self._continue_flag = False
self._stop_name_flag = True
def __init_resource_pix(self, token: str):
if not self.get_name():
return
re_res = re.findall(r"%s" % self._resources_pix_re, token, re.IGNORECASE)
if re_res:
self._last_token_type = "pix"
self._continue_flag = False
self._stop_name_flag = True
resource_pix = None
for pixs in re_res:
if isinstance(pixs, tuple):
pix_t = None
for pix_i in pixs:
if pix_i:
pix_t = pix_i
break
if pix_t:
resource_pix = pix_t
else:
resource_pix = pixs
if resource_pix and not self.resource_pix:
self.resource_pix = resource_pix.lower()
break
if self.resource_pix \
and self.resource_pix.isdigit() \
and self.resource_pix[-1] not in 'kpi':
self.resource_pix = "%sp" % self.resource_pix
else:
re_res = re.search(r"%s" % self._resources_pix_re2, token, re.IGNORECASE)
if re_res:
self._last_token_type = "pix"
self._continue_flag = False
self._stop_name_flag = True
if not self.resource_pix:
self.resource_pix = re_res.group(1).lower()
def __init_season(self, token: str):
re_res = re.findall(r"%s" % self._season_re, token, re.IGNORECASE)
if re_res:
self._last_token_type = "season"
self.type = MediaType.TV
self._stop_name_flag = True
self._continue_flag = True
for se in re_res:
if isinstance(se, tuple):
se_t = None
for se_i in se:
if se_i and str(se_i).isdigit():
se_t = se_i
break
if se_t:
se = int(se_t)
else:
break
else:
se = int(se)
if self.begin_season is None:
self.begin_season = se
self.total_seasons = 1
else:
if se > self.begin_season:
self.end_season = se
self.total_seasons = (self.end_season - self.begin_season) + 1
if self.isfile and self.total_seasons > 1:
self.end_season = None
self.total_seasons = 1
elif token.isdigit():
try:
int(token)
except ValueError:
return
if self._last_token_type == "SEASON" \
and self.begin_season is None \
and len(token) < 3:
self.begin_season = int(token)
self.total_seasons = 1
self._last_token_type = "season"
self._stop_name_flag = True
self._continue_flag = False
self.type = MediaType.TV
elif token.upper() == "SEASON" and self.begin_season is None:
self._last_token_type = "SEASON"
def __init_episode(self, token: str):
re_res = re.findall(r"%s" % self._episode_re, token, re.IGNORECASE)
if re_res:
self._last_token_type = "episode"
self._continue_flag = False
self._stop_name_flag = True
self.type = MediaType.TV
for se in re_res:
if isinstance(se, tuple):
se_t = None
for se_i in se:
if se_i and str(se_i).isdigit():
se_t = se_i
break
if se_t:
se = int(se_t)
else:
break
else:
se = int(se)
if self.begin_episode is None:
self.begin_episode = se
self.total_episodes = 1
else:
if se > self.begin_episode:
self.end_episode = se
self.total_episodes = (self.end_episode - self.begin_episode) + 1
if self.isfile and self.total_episodes > 2:
self.end_episode = None
self.total_episodes = 1
elif token.isdigit():
try:
int(token)
except ValueError:
return
if self.begin_episode is not None \
and self.end_episode is None \
and len(token) < 5 \
and int(token) > self.begin_episode \
and self._last_token_type == "episode":
self.end_episode = int(token)
self.total_episodes = (self.end_episode - self.begin_episode) + 1
if self.isfile and self.total_episodes > 2:
self.end_episode = None
self.total_episodes = 1
self._continue_flag = False
self.type = MediaType.TV
elif self.begin_episode is None \
and 1 < len(token) < 4 \
and self._last_token_type != "year" \
and self._last_token_type != "videoencode" \
and token != self._unknown_name_str:
self.begin_episode = int(token)
self.total_episodes = 1
self._last_token_type = "episode"
self._continue_flag = False
self._stop_name_flag = True
self.type = MediaType.TV
elif self._last_token_type == "EPISODE" \
and self.begin_episode is None \
and len(token) < 5:
self.begin_episode = int(token)
self.total_episodes = 1
self._last_token_type = "episode"
self._continue_flag = False
self._stop_name_flag = True
self.type = MediaType.TV
elif token.upper() == "EPISODE":
self._last_token_type = "EPISODE"
def __init_resource_type(self, token):
if not self.get_name():
return
source_res = re.search(r"(%s)" % self._source_re, token, re.IGNORECASE)
if source_res:
self._last_token_type = "source"
self._continue_flag = False
self._stop_name_flag = True
if not self._source:
self._source = source_res.group(1)
self._last_token = self._source.upper()
return
elif token.upper() == "DL" \
and self._last_token_type == "source" \
and self._last_token == "WEB":
self._source = "WEB-DL"
self._continue_flag = False
return
elif token.upper() == "RAY" \
and self._last_token_type == "source" \
and self._last_token == "BLU":
self._source = "BluRay"
self._continue_flag = False
return
elif token.upper() == "WEBDL":
self._source = "WEB-DL"
self._continue_flag = False
return
effect_res = re.search(r"(%s)" % self._effect_re, token, re.IGNORECASE)
if effect_res:
self._last_token_type = "effect"
self._continue_flag = False
self._stop_name_flag = True
effect = effect_res.group(1)
if effect not in self._effect:
self._effect.append(effect)
self._last_token = effect.upper()
def __init_video_encode(self, token: str):
if not self.get_name():
return
if not self.year \
and not self.resource_pix \
and not self.resource_type \
and not self.begin_season \
and not self.begin_episode:
return
re_res = re.search(r"(%s)" % self._video_encode_re, token, re.IGNORECASE)
if re_res:
self._continue_flag = False
self._stop_name_flag = True
self._last_token_type = "videoencode"
if not self.video_encode:
self.video_encode = re_res.group(1).upper()
self._last_token = self.video_encode
elif self.video_encode == "10bit":
self.video_encode = f"{re_res.group(1).upper()} 10bit"
self._last_token = re_res.group(1).upper()
elif token.upper() in ['H', 'X']:
self._continue_flag = False
self._stop_name_flag = True
self._last_token_type = "videoencode"
self._last_token = token.upper() if token.upper() == "H" else token.lower()
elif token in ["264", "265"] \
and self._last_token_type == "videoencode" \
and self._last_token in ['H', 'X']:
self.video_encode = "%s%s" % (self._last_token, token)
elif token.isdigit() \
and self._last_token_type == "videoencode" \
and self._last_token in ['VC', 'MPEG']:
self.video_encode = "%s%s" % (self._last_token, token)
elif token.upper() == "10BIT":
self._last_token_type = "videoencode"
if not self.video_encode:
self.video_encode = "10bit"
else:
self.video_encode = f"{self.video_encode} 10bit"
def __init_audio_encode(self, token: str):
if not self.get_name():
return
if not self.year \
and not self.resource_pix \
and not self.resource_type \
and not self.begin_season \
and not self.begin_episode:
return
re_res = re.search(r"(%s)" % self._audio_encode_re, token, re.IGNORECASE)
if re_res:
self._continue_flag = False
self._stop_name_flag = True
self._last_token_type = "audioencode"
self._last_token = re_res.group(1).upper()
if not self.audio_encode:
self.audio_encode = re_res.group(1)
else:
if self.audio_encode.upper() == "DTS":
self.audio_encode = "%s-%s" % (self.audio_encode, re_res.group(1))
else:
self.audio_encode = "%s %s" % (self.audio_encode, re_res.group(1))
elif token.isdigit() \
and self._last_token_type == "audioencode":
if self.audio_encode:
if self._last_token.isdigit():
self.audio_encode = "%s.%s" % (self.audio_encode, token)
elif self.audio_encode[-1].isdigit():
self.audio_encode = "%s %s.%s" % (self.audio_encode[:-1], self.audio_encode[-1], token)
else:
self.audio_encode = "%s %s" % (self.audio_encode, token)
self._last_token = token