757 lines
34 KiB
Python
Executable File
757 lines
34 KiB
Python
Executable File
#!/usr/bin/env python3
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# The original author of this program, Danmaku2ASS, is StarBrilliant.
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# This file is released under General Public License version 3.
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# You should have received a copy of General Public License text alongside with
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# this program. If not, you can obtain it at http://gnu.org/copyleft/gpl.html .
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# This program comes with no warranty, the author will not be resopnsible for
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# any damage or problems caused by this program.
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import argparse
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import calendar
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import gettext
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import io
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import json
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import logging
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import math
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import os
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import random
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import re
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import sys
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import time
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import xml.dom.minidom
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if sys.version_info < (3,):
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raise RuntimeError('at least Python 3.0 is required')
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gettext.install('danmaku2ass', os.path.join(os.path.dirname(os.path.abspath(os.path.realpath(sys.argv[0] or 'locale'))), 'locale'))
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def SeekZero(function):
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def decorated_function(file_):
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file_.seek(0)
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try:
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return function(file_)
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finally:
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file_.seek(0)
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return decorated_function
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def EOFAsNone(function):
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def decorated_function(*args, **kwargs):
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try:
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return function(*args, **kwargs)
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except EOFError:
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return None
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return decorated_function
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@SeekZero
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@EOFAsNone
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def ProbeCommentFormat(f):
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tmp = f.read(1)
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if tmp == '[':
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return 'Acfun'
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# It is unwise to wrap a JSON object in an array!
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# See this: http://haacked.com/archive/2008/11/20/anatomy-of-a-subtle-json-vulnerability.aspx/
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# Do never follow what Acfun developers did!
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elif tmp == '{':
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tmp = f.read(14)
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if tmp == '"status_code":':
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return 'Tudou'
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elif tmp == '"root":{"total':
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return 'sH5V'
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elif tmp == '<':
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tmp = f.read(1)
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if tmp == '?':
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tmp = f.read(38)
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if tmp == 'xml version="1.0" encoding="UTF-8"?><p':
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return 'Niconico'
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elif tmp == 'xml version="1.0" encoding="UTF-8"?><i':
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return 'Bilibili'
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elif tmp == 'xml version="1.0" encoding="utf-8"?><i':
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return 'Bilibili' # tucao.cc, with the same file format as Bilibili
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elif tmp == 'xml version="1.0" encoding="Utf-8"?>\n<':
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return 'Bilibili' # Komica, with the same file format as Bilibili
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elif tmp == 'xml version="1.0" encoding="UTF-8"?>\n<':
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return 'MioMio'
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elif tmp == 'p':
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return 'Niconico' # Himawari Douga, with the same file format as Niconico Douga
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#
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# ReadComments**** protocol
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#
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# Input:
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# f: Input file
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# fontsize: Default font size
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#
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# Output:
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# yield a tuple:
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# (timeline, timestamp, no, comment, pos, color, size, height, width)
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# timeline: The position when the comment is replayed
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# timestamp: The UNIX timestamp when the comment is submitted
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# no: A sequence of 1, 2, 3, ..., used for sorting
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# comment: The content of the comment
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# pos: 0 for regular moving comment,
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# 1 for bottom centered comment,
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# 2 for top centered comment,
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# 3 for reversed moving comment
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# color: Font color represented in 0xRRGGBB,
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# e.g. 0xffffff for white
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# size: Font size
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# height: The estimated height in pixels
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# i.e. (comment.count('\n')+1)*size
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# width: The estimated width in pixels
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# i.e. CalculateLength(comment)*size
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#
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# After implementing ReadComments****, make sure to update ProbeCommentFormat
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# and CommentFormatMap.
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#
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def ReadCommentsNiconico(f, fontsize):
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NiconicoColorMap = {'red': 0xff0000, 'pink': 0xff8080, 'orange': 0xffcc00, 'yellow': 0xffff00, 'green': 0x00ff00, 'cyan': 0x00ffff, 'blue': 0x0000ff, 'purple': 0xc000ff, 'black': 0x000000, 'niconicowhite': 0xcccc99, 'white2': 0xcccc99, 'truered': 0xcc0033, 'red2': 0xcc0033, 'passionorange': 0xff6600, 'orange2': 0xff6600, 'madyellow': 0x999900, 'yellow2': 0x999900, 'elementalgreen': 0x00cc66, 'green2': 0x00cc66, 'marineblue': 0x33ffcc, 'blue2': 0x33ffcc, 'nobleviolet': 0x6633cc, 'purple2': 0x6633cc}
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dom = xml.dom.minidom.parse(f)
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comment_element = dom.getElementsByTagName('chat')
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for comment in comment_element:
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try:
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c = str(comment.childNodes[0].wholeText)
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if c.startswith('/'):
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continue # ignore advanced comments
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pos = 0
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color = 0xffffff
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size = fontsize
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for mailstyle in str(comment.getAttribute('mail')).split():
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if mailstyle == 'ue':
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pos = 1
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elif mailstyle == 'shita':
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pos = 2
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elif mailstyle == 'big':
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size = fontsize*1.44
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elif mailstyle == 'small':
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size = fontsize*0.64
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elif mailstyle in NiconicoColorMap:
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color = NiconicoColorMap[mailstyle]
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yield (max(int(comment.getAttribute('vpos')), 0)*0.01, int(comment.getAttribute('date')), int(comment.getAttribute('no')), c, pos, color, size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %s') % comment.toxml())
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continue
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def ReadCommentsAcfun(f, fontsize):
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comment_element = json.load(f)
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for i, comment in enumerate(comment_element):
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try:
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p = str(comment['c']).split(',')
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assert len(p) >= 6
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assert p[2] in ('1', '2', '4', '5', '7')
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size = int(p[3])*fontsize/25.0
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if p[2] != '7':
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c = str(comment['m']).replace('\\r', '\n').replace('\r', '\n')
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yield (float(p[0]), int(p[5]), i, c, {'1': 0, '2': 0, '4': 2, '5': 1}[p[2]], int(p[1]), size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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else:
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c = dict(json.loads(comment['m']))
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yield (float(p[0]), int(p[5]), i, c, 'acfunpos', int(p[1]), size, 0, 0)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %r') % comment)
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continue
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def ReadCommentsBilibili(f, fontsize):
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dom = xml.dom.minidom.parse(f)
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comment_element = dom.getElementsByTagName('d')
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for i, comment in enumerate(comment_element):
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try:
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p = str(comment.getAttribute('p')).split(',')
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assert len(p) >= 5
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assert p[1] in ('1', '4', '5', '6', '7')
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if p[1] != '7':
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c = str(comment.childNodes[0].wholeText).replace('/n', '\n')
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size = int(p[2])*fontsize/25.0
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yield (float(p[0]), int(p[4]), i, c, {'1': 0, '4': 2, '5': 1, '6': 3}[p[1]], int(p[3]), size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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else: # positioned comment
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c = str(comment.childNodes[0].wholeText)
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yield (float(p[0]), int(p[4]), i, c, 'bilipos', int(p[3]), int(p[2]), 0, 0)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %s') % comment.toxml())
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continue
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def ReadCommentsTudou(f, fontsize):
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comment_element = json.load(f)
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for i, comment in enumerate(comment_element['comment_list']):
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try:
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assert comment['pos'] in (3, 4, 6)
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c = str(comment['data'])
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assert comment['size'] in (0, 1, 2)
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size = {0: 0.64, 1: 1, 2: 1.44}[comment['size']]*fontsize
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yield (int(comment['replay_time']*0.001), int(comment['commit_time']), i, c, {3: 0, 4: 2, 6: 1}[comment['pos']], int(comment['color']), size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %r') % comment)
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continue
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def ReadCommentsMioMio(f, fontsize):
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NiconicoColorMap = {'red': 0xff0000, 'pink': 0xff8080, 'orange': 0xffc000, 'yellow': 0xffff00, 'green': 0x00ff00, 'cyan': 0x00ffff, 'blue': 0x0000ff, 'purple': 0xc000ff, 'black': 0x000000}
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dom = xml.dom.minidom.parse(f)
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comment_element = dom.getElementsByTagName('data')
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for i, comment in enumerate(comment_element):
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try:
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message = comment.getElementsByTagName('message')[0]
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c = str(message.childNodes[0].wholeText)
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pos = 0
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size = int(message.getAttribute('fontsize'))*fontsize/25.0
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yield (float(comment.getElementsByTagName('playTime')[0].childNodes[0].wholeText), int(calendar.timegm(time.strptime(comment.getElementsByTagName('times')[0].childNodes[0].wholeText, '%Y-%m-%d %H:%M:%S')))-28800, i, c, {'1': 0, '4': 2, '5': 1}[message.getAttribute('mode')], int(message.getAttribute('color')), size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %s') % comment.toxml())
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continue
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def ReadCommentsSH5V(f, fontsize):
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comment_element = json.load(f)
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for i, comment in enumerate(comment_element["root"]["bgs"]):
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try:
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c_at = str(comment['at'])
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c_type = str(comment['type'])
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c_date = str(comment['timestamp'])
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c_color = str(comment['color'])
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c = str(comment['text'])
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size = fontsize
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if c_type != '7':
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yield (float(c_at), int(c_date), i, c, {'0': 0, '1': 0, '4': 2, '5': 1}[c_type], int(c_color[1:], 16), size, (c.count('\n')+1)*size, CalculateLength(c)*size)
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else:
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c_x = float(comment['x'])
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c_y = float(comment['y'])
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size = int(comment['size'])
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dur = int(comment['dur'])
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data1 = float(comment['data1'])
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data2 = float(comment['data2'])
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data3 = int(comment['data3'])
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data4 = int(comment['data4'])
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yield (float(c_at), int(c_date), i, c, 'sH5Vpos', int(c_color[1:], 16), size, 0, 0, c_x, c_y, dur, data1, data2, data3, data4)
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except (AssertionError, AttributeError, IndexError, TypeError, ValueError):
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logging.warning(_('Invalid comment: %r') % comment)
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continue
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CommentFormatMap = {None: None, 'Niconico': ReadCommentsNiconico, 'Acfun': ReadCommentsAcfun, 'Bilibili': ReadCommentsBilibili, 'Tudou': ReadCommentsTudou, 'MioMio': ReadCommentsMioMio, 'sH5V': ReadCommentsSH5V}
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def WriteCommentBilibiliPositioned(f, c, width, height, styleid):
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BiliPlayerSize = (672, 438)
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ZoomFactor = GetZoomFactor(BiliPlayerSize, (width, height))
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def GetPosition(InputPos, isHeight):
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isHeight = int(isHeight) # True -> 1
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if isinstance(InputPos, int):
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return ZoomFactor[0]*InputPos+ZoomFactor[isHeight+1]
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elif isinstance(InputPos, float):
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if InputPos > 1:
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return ZoomFactor[0]*InputPos+ZoomFactor[isHeight+1]
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else:
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return BiliPlayerSize[isHeight]*ZoomFactor[0]*InputPos+ZoomFactor[isHeight+1]
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else:
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try:
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InputPos = int(InputPos)
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except ValueError:
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InputPos = float(InputPos)
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return GetPosition(InputPos, isHeight)
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try:
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comment_args = safe_list(json.loads(c[3]))
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text = ASSEscape(str(comment_args[4]).replace('/n', '\n'))
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from_x = comment_args.get(0, 0)
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from_y = comment_args.get(1, 0)
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to_x = comment_args.get(7, from_x)
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to_y = comment_args.get(8, from_y)
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from_x = round(GetPosition(from_x, False))
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from_y = round(GetPosition(from_y, True))
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to_x = round(GetPosition(to_x, False))
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to_y = round(GetPosition(to_y, True))
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alpha = safe_list(str(comment_args.get(2, '1')).split('-'))
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from_alpha = float(alpha.get(0, 1))
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to_alpha = float(alpha.get(1, from_alpha))
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from_alpha = 255-round(from_alpha*255)
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to_alpha = 255-round(to_alpha*255)
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rotate_z = -int(comment_args.get(5, 0))
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rotate_y = -int(comment_args.get(6, 0))
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lifetime = float(comment_args.get(3, 4500))
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duration = int(comment_args.get(9, lifetime*1000))
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delay = int(comment_args.get(10, 0))
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fontface = comment_args.get(12)
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isborder = comment_args.get(11, 'true')
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styles = []
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if (from_x, from_y) == (to_x, to_y):
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styles.append('\\pos(%s, %s)' % (from_x, from_y))
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else:
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styles.append('\\move(%s, %s, %s, %s, %s, %s)' % (from_x, from_y, to_x, to_y, delay, delay+duration))
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if rotate_z != 0:
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styles.append('\\frz%s' % rotate_z)
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if rotate_y != 0:
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styles.append('\\frx%s' % (rotate_y*math.sin(rotate_z*math.pi/180.0)))
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styles.append('\\fry%s' % (rotate_y*math.cos(rotate_z*math.pi/180.0)))
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elif rotate_y != 0:
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styles.append('\\fry%s' % rotate_y)
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if fontface:
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styles.append('\\fn%s' % ASSEscape(fontface))
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styles.append('\\fs%s' % round(c[6]*ZoomFactor[0]))
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if c[5] != 0xffffff:
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styles.append('\\c&H%02X%02X%02X&' % (c[5] & 0xff, (c[5] >> 8) & 0xff, (c[5] >> 16) & 0xff))
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if c[5] == 0x000000:
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styles.append('\\3c&HFFFFFF&')
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if from_alpha == to_alpha:
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styles.append('\\alpha&H%02X' % from_alpha)
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elif (from_alpha, to_alpha) == (255, 0):
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styles.append('\\fad(%s,0)' % (lifetime*1000))
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elif (from_alpha, to_alpha) == (0, 255):
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styles.append('\\fad(0, %s)' % (lifetime*1000))
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else:
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styles.append('\\fade(%(from_alpha)s, %(to_alpha)s, %(to_alpha)s, 0, %(end_time)s, %(end_time)s, %(end_time)s)' % {'from_alpha': from_alpha, 'to_alpha': to_alpha, 'end_time': lifetime*1000})
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if isborder == 'false':
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styles.append('\\bord0')
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f.write('Dialogue: -1,%(start)s,%(end)s,%(styleid)s,,0,0,0,,{%(styles)s}%(text)s\n' % {'start': ConvertTimestamp(c[0]), 'end': ConvertTimestamp(c[0]+lifetime), 'styles': ''.join(styles), 'text': text, 'styleid': styleid})
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except (IndexError, ValueError) as e:
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try:
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logging.warning(_('Invalid comment: %r') % c[3])
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except IndexError:
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logging.warning(_('Invalid comment: %r') % c)
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def WriteCommentAcfunPositioned(f, c, width, height, styleid):
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AcfunPlayerSize = (560, 400)
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ZoomFactor = GetZoomFactor(AcfunPlayerSize, (width, height))
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def GetPosition(InputPos, isHeight):
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isHeight = int(isHeight) # True -> 1
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return AcfunPlayerSize[isHeight]*ZoomFactor[0]*InputPos*0.001+ZoomFactor[isHeight+1]
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def GetTransformStyles(x=None, y=None, scale_x=None, scale_y=None, rotate_z=None, rotate_y=None, color=None, alpha=None):
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styles = []
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if x is not None and y is not None:
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styles.append('\\pos(%s, %s)' % (x, y))
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if scale_x is not None:
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styles.append('\\fscx%s' % scale_x)
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if scale_y is not None:
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styles.append('\\fscy%s' % scale_y)
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if rotate_y is not None and rotate_z is not None:
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styles.append('\\frz%s' % round(rotate_z))
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if not (-1 < rotate_z < 1):
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styles.append('\\frx%s' % round(rotate_y*math.sin(rotate_z*math.pi/180.0)))
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styles.append('\\fry%s' % round(rotate_y*math.cos(rotate_z*math.pi/180.0)))
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else:
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styles.append('\\fry%s' % round(rotate_y))
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if color is not None:
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styles.append('\\c&H%02X%02X%02X&' % (color & 0xff, (color >> 8) & 0xff, (color >> 16) & 0xff))
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if color == 0x000000:
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styles.append('\\3c&HFFFFFF&')
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if alpha is not None:
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alpha = 255-round(alpha*255)
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styles.append('\\alpha&H%02X' % alpha)
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return styles
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def FlushCommentLine(f, text, styles, start_time, end_time, styleid):
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if end_time > start_time:
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f.write('Dialogue: -1,%(start)s,%(end)s,%(styleid)s,,0,0,0,,{%(styles)s}%(text)s\n' % {'start': ConvertTimestamp(start_time), 'end': ConvertTimestamp(end_time), 'styles': ''.join(styles), 'text': text, 'styleid': styleid})
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try:
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comment_args = c[3]
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text = ASSEscape(str(comment_args['n']).replace('\r', '\n').replace('\r', '\n'))
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common_styles = []
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anchor = {0: 7, 1: 8, 2: 9, 3: 4, 4: 5, 5: 6, 6: 1, 7: 2, 8: 3}.get(comment_args.get('c', 0), 7)
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if anchor != 7:
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common_styles.append('\\an%s' % anchor)
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font = comment_args.get('w')
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if font:
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font = dict(font)
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fontface = font.get('f')
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if fontface:
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common_styles.append('\\fn%s' % ASSEscape(str(fontface)))
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fontbold = bool(font.get('b'))
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if fontbold:
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common_styles.append('\\b1')
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common_styles.append('\\fs%s' % round(c[6]*ZoomFactor[0]))
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isborder = bool(comment_args.get('b', True))
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if not isborder:
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common_styles.append('\\bord0')
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to_pos = dict(comment_args.get('p', {'x': 0, 'y': 0}))
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to_x = round(GetPosition(int(to_pos.get('x', 0)), False))
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to_y = round(GetPosition(int(to_pos.get('y', 0)), True))
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to_scale_x = round(float(comment_args.get('e', 1.0))*100)
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to_scale_y = round(float(comment_args.get('f', 1.0))*100)
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to_rotate_z = -float(comment_args.get('r', 0.0))
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to_rotate_y = -float(comment_args.get('k', 0.0))
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to_color = c[5]
|
|
to_alpha = float(comment_args.get('a', 1.0))
|
|
from_time = float(comment_args.get('t', 0.0))
|
|
action_time = float(comment_args.get('l', 3.0))
|
|
actions = list(comment_args.get('z', []))
|
|
transform_styles = GetTransformStyles(to_x, to_y, to_scale_x, to_scale_y, to_rotate_z, to_rotate_y, to_color, to_alpha)
|
|
FlushCommentLine(f, text, common_styles+transform_styles, c[0]+from_time, c[0]+from_time+action_time, styleid)
|
|
for action in actions:
|
|
action = dict(action)
|
|
from_x, from_y = to_x, to_y
|
|
from_scale_x, from_scale_y = to_scale_x, to_scale_y
|
|
from_rotate_z, from_rotate_y = to_rotate_z, to_rotate_y
|
|
from_color, from_alpha = to_color, to_alpha
|
|
from_time += action_time
|
|
action_time = float(action.get('l', 0.0))
|
|
action_styles = []
|
|
if 'x' in action:
|
|
to_x = round(GetPosition(int(action['x']), False))
|
|
if 'y' in action:
|
|
to_y = round(GetPosition(int(action['y']), True))
|
|
if 'f' in action:
|
|
to_scale_x = round(float(action['f'])*100)
|
|
action_styles.append('\\fscx%s' % to_scale_x)
|
|
if 'g' in action:
|
|
to_scale_y = round(float(action['g'])*100)
|
|
action_styles.append('\\fscy%s' % to_scale_y)
|
|
if 'c' in action:
|
|
to_color = int(action['c'])
|
|
action_styles.append('\\c&H%02X%02X%02X&' % (to_color & 0xff, (to_color >> 8) & 0xff, (to_color >> 16) & 0xff))
|
|
if 't' in action:
|
|
to_alpha = float(action['t'])
|
|
action_styles.append('\\alpha&H%02X' % (255-round(to_alpha*255)))
|
|
if 'd' in action:
|
|
to_rotate_z = -float(action['d'])
|
|
if 'e' in action:
|
|
to_rotate_y = -float(action['e'])
|
|
if ('d' in action) or ('e' in action):
|
|
action_styles.append('\\frz%s' % round(to_rotate_z))
|
|
if not (-1 < to_rotate_z < 1):
|
|
action_styles.append('\\frx%s' % round(to_rotate_y*math.sin(to_rotate_z*math.pi/180.0)))
|
|
action_styles.append('\\fry%s' % round(to_rotate_y*math.cos(to_rotate_z*math.pi/180.0)))
|
|
else:
|
|
action_styles.append('\\fry%s' % round(to_rotate_y))
|
|
if ('x' in action) or ('y' in action):
|
|
transform_styles = GetTransformStyles(None, None, from_scale_x, from_scale_y, from_rotate_z, from_rotate_y, from_color, from_alpha)
|
|
transform_styles.append('\\move(%s, %s, %s, %s)' % (from_x, from_y, to_x, to_y))
|
|
else:
|
|
transform_styles = GetTransformStyles(from_x, from_y, from_scale_x, from_scale_y, from_rotate_z, from_rotate_y, from_color, from_alpha)
|
|
if action_styles:
|
|
transform_styles.append('\\t(%s)' % (''.join(action_styles)))
|
|
FlushCommentLine(f, text, common_styles+transform_styles, c[0]+from_time, c[0]+from_time+action_time, styleid)
|
|
except (IndexError, ValueError) as e:
|
|
logging.warning(_('Invalid comment: %r') % c[3])
|
|
|
|
def WriteCommentSH5VPositioned(f, c, width, height, styleid):
|
|
|
|
def GetTransformStyles(x=None, y=None, fsize=None, rotate_z=None, rotate_y=None, color=None, alpha=None):
|
|
styles = []
|
|
if x is not None and y is not None:
|
|
styles.append('\\pos(%s, %s)' % (x, y))
|
|
if fsize is not None:
|
|
styles.append('\\fs%s' % fsize)
|
|
if rotate_y is not None and rotate_z is not None:
|
|
styles.append('\\frz%s' % round(rotate_z))
|
|
if not (-1 < rotate_z < 1):
|
|
styles.append('\\frx%s' % round(rotate_y*math.sin(rotate_z*math.pi/180.0)))
|
|
styles.append('\\fry%s' % round(rotate_y*math.cos(rotate_z*math.pi/180.0)))
|
|
else:
|
|
styles.append('\\fry%s' % round(rotate_y))
|
|
if color is not None:
|
|
styles.append('\\c&H%02X%02X%02X&' % (color & 0xff, (color >> 8) & 0xff, (color >> 16) & 0xff))
|
|
if color == 0x000000:
|
|
styles.append('\\3c&HFFFFFF&')
|
|
if alpha is not None:
|
|
alpha = 255-round(alpha*255)
|
|
styles.append('\\alpha&H%02X' % alpha)
|
|
return styles
|
|
|
|
def FlushCommentLine(f, text, styles, start_time, end_time, styleid):
|
|
if end_time > start_time:
|
|
f.write('Dialogue: -1,%(start)s,%(end)s,%(styleid)s,,0,0,0,,{%(styles)s}%(text)s\n' % {'start': ConvertTimestamp(start_time), 'end': ConvertTimestamp(end_time), 'styles': ''.join(styles), 'text': text, 'styleid': styleid})
|
|
|
|
try:
|
|
text = ASSEscape(str(c[3]))
|
|
to_x = round(float(c[9])*width)
|
|
to_y = round(float(c[10])*height)
|
|
to_rotate_z = -int(c[14])
|
|
to_rotate_y = -int(c[15])
|
|
to_color = c[5]
|
|
to_alpha = float(c[12])
|
|
#Note: Alpha transition hasn't been worked out yet.
|
|
to_size = round(int(c[6])*math.sqrt(width*height/307200))
|
|
#Note: Because sH5V's data is the absolute size of font,temporarily solve by it at present.[*math.sqrt(width/640*height/480)]
|
|
#But it seems to be working fine...
|
|
from_time = float(c[0])
|
|
action_time = float(c[11])/1000
|
|
transform_styles = GetTransformStyles(to_x, to_y, to_size, to_rotate_z, to_rotate_y, to_color, to_alpha)
|
|
FlushCommentLine(f, text, transform_styles, from_time, from_time+action_time, styleid)
|
|
except (IndexError, ValueError) as e:
|
|
logging.warning(_('Invalid comment: %r') % c[3])
|
|
|
|
# Result: (f, dx, dy)
|
|
# To convert: NewX = f*x+dx, NewY = f*y+dy
|
|
def GetZoomFactor(SourceSize, TargetSize):
|
|
try:
|
|
if (SourceSize, TargetSize) == GetZoomFactor.Cached_Size:
|
|
return GetZoomFactor.Cached_Result
|
|
except AttributeError:
|
|
pass
|
|
GetZoomFactor.Cached_Size = (SourceSize, TargetSize)
|
|
try:
|
|
SourceAspect = SourceSize[0]/SourceSize[1]
|
|
TargetAspect = TargetSize[0]/TargetSize[1]
|
|
if TargetAspect < SourceAspect: # narrower
|
|
ScaleFactor = TargetSize[0]/SourceSize[0]
|
|
GetZoomFactor.Cached_Result = (ScaleFactor, 0, (TargetSize[1]-TargetSize[0]/SourceAspect)/2)
|
|
elif TargetAspect > SourceAspect: # wider
|
|
ScaleFactor = TargetSize[1]/SourceSize[1]
|
|
GetZoomFactor.Cached_Result = (ScaleFactor, (TargetSize[0]-TargetSize[1]*SourceAspect)/2, 0)
|
|
else:
|
|
GetZoomFactor.Cached_Result = (TargetSize[0]/SourceSize[0], 0, 0)
|
|
return GetZoomFactor.Cached_Result
|
|
except ZeroDivisionError:
|
|
GetZoomFactor.Cached_Result = (1, 0, 0)
|
|
return GetZoomFactor.Cached_Result
|
|
|
|
def ProcessComments(comments, f, width, height, bottomReserved, fontface, fontsize, alpha, lifetime, reduced, progress_callback):
|
|
styleid = 'Danmaku2ASS_%04x' % random.randint(0, 0xffff)
|
|
WriteASSHead(f, width, height, fontface, fontsize, alpha, styleid)
|
|
rows = [[None]*(height-bottomReserved+1) for i in range(4)]
|
|
for idx, i in enumerate(comments):
|
|
if progress_callback and idx % 1000 == 0:
|
|
progress_callback(idx, len(comments))
|
|
if isinstance(i[4], int):
|
|
row = 0
|
|
rowmax = height-bottomReserved-i[7]
|
|
while row <= rowmax:
|
|
freerows = TestFreeRows(rows, i, row, width, height, bottomReserved, lifetime)
|
|
if freerows >= i[7]:
|
|
MarkCommentRow(rows, i, row)
|
|
WriteComment(f, i, row, width, height, bottomReserved, fontsize, lifetime, styleid)
|
|
break
|
|
else:
|
|
row += freerows or 1
|
|
else:
|
|
if not reduced:
|
|
row = FindAlternativeRow(rows, i, height, bottomReserved)
|
|
MarkCommentRow(rows, i, row)
|
|
WriteComment(f, i, row, width, height, bottomReserved, fontsize, lifetime, styleid)
|
|
elif i[4] == 'bilipos':
|
|
WriteCommentBilibiliPositioned(f, i, width, height, styleid)
|
|
elif i[4] == 'acfunpos':
|
|
WriteCommentAcfunPositioned(f, i, width, height, styleid)
|
|
elif i[4] == 'sH5Vpos':
|
|
WriteCommentSH5VPositioned(f, i, width, height, styleid)
|
|
else:
|
|
logging.warning(_('Invalid comment: %r') % i[3])
|
|
if progress_callback:
|
|
progress_callback(len(comments), len(comments))
|
|
|
|
|
|
def TestFreeRows(rows, c, row, width, height, bottomReserved, lifetime):
|
|
res = 0
|
|
rowmax = height-bottomReserved
|
|
targetRow = None
|
|
if c[4] in (1, 2):
|
|
while row < rowmax and res < c[7]:
|
|
if targetRow != rows[c[4]][row]:
|
|
targetRow = rows[c[4]][row]
|
|
if targetRow and targetRow[0]+lifetime > c[0]:
|
|
break
|
|
row += 1
|
|
res += 1
|
|
else:
|
|
try:
|
|
thresholdTime = c[0]-lifetime*(1-width/(c[8]+width))
|
|
except ZeroDivisionError:
|
|
thresholdTime = c[0]-lifetime
|
|
while row < rowmax and res < c[7]:
|
|
if targetRow != rows[c[4]][row]:
|
|
targetRow = rows[c[4]][row]
|
|
try:
|
|
if targetRow and (targetRow[0] > thresholdTime or targetRow[0]+targetRow[8]*lifetime/(targetRow[8]+width) > c[0]):
|
|
break
|
|
except ZeroDivisionError:
|
|
pass
|
|
row += 1
|
|
res += 1
|
|
return res
|
|
|
|
|
|
def FindAlternativeRow(rows, c, height, bottomReserved):
|
|
res = 0
|
|
for row in range(height-bottomReserved-math.ceil(c[7])):
|
|
if not rows[c[4]][row]:
|
|
return row
|
|
elif rows[c[4]][row][0] < rows[c[4]][res][0]:
|
|
res = row
|
|
return res
|
|
|
|
|
|
def MarkCommentRow(rows, c, row):
|
|
try:
|
|
for i in range(row, row+math.ceil(c[7])):
|
|
rows[c[4]][i] = c
|
|
except IndexError:
|
|
pass
|
|
|
|
|
|
def WriteASSHead(f, width, height, fontface, fontsize, alpha, styleid):
|
|
f.write(
|
|
'''
|
|
[Script Info]
|
|
; Script generated by Danmaku2ASS
|
|
; https://github.com/m13253/danmaku2ass
|
|
Script Updated By: Danmaku2ASS (https://github.com/m13253/danmaku2ass)
|
|
ScriptType: v4.00+
|
|
WrapStyle: 2
|
|
Collisions: Normal
|
|
PlayResX: %(width)s
|
|
PlayResY: %(height)s
|
|
ScaledBorderAndShadow: yes
|
|
|
|
[V4+ Styles]
|
|
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
|
|
Style: %(styleid)s, %(fontface)s, %(fontsize)s, &H%(alpha)02XFFFFFF, &H%(alpha)02XFFFFFF, &H%(alpha)02X000000, &H%(alpha)02X000000, 0, 0, 0, 0, 100, 100, 0.00, 0.00, 1, %(outline)s, 0, 7, 0, 0, 0, 0
|
|
|
|
[Events]
|
|
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
|
|
''' % {'width': width, 'height': height, 'fontface': fontface, 'fontsize': round(fontsize), 'alpha': 255-round(alpha*255), 'outline': round(fontsize/25), 'styleid': styleid}
|
|
)
|
|
|
|
|
|
def WriteComment(f, c, row, width, height, bottomReserved, fontsize, lifetime, styleid):
|
|
text = ASSEscape(c[3])
|
|
styles = []
|
|
if c[4] == 1:
|
|
styles.append('\\an8\\pos(%(halfwidth)s, %(row)s)' % {'halfwidth': round(width/2), 'row': row})
|
|
elif c[4] == 2:
|
|
styles.append('\\an2\\pos(%(halfwidth)s, %(row)s)' % {'halfwidth': round(width/2), 'row': ConvertType2(row, height, bottomReserved)})
|
|
elif c[4] == 3:
|
|
styles.append('\\move(%(neglen)s, %(row)s, %(width)s, %(row)s)' % {'width': width, 'row': row, 'neglen': -math.ceil(c[8])})
|
|
else:
|
|
styles.append('\\move(%(width)s, %(row)s, %(neglen)s, %(row)s)' % {'width': width, 'row': row, 'neglen': -math.ceil(c[8])})
|
|
if not (-1 < c[6]-fontsize < 1):
|
|
styles.append('\\fs%s' % round(c[6]))
|
|
if c[5] != 0xffffff:
|
|
styles.append('\\c&H%02X%02X%02X&' % (c[5] & 0xff, (c[5] >> 8) & 0xff, (c[5] >> 16) & 0xff))
|
|
if c[5] == 0x000000:
|
|
styles.append('\\3c&HFFFFFF&')
|
|
f.write('Dialogue: 2,%(start)s,%(end)s,%(styleid)s,,0000,0000,0000,,{%(styles)s}%(text)s\n' % {'start': ConvertTimestamp(c[0]), 'end': ConvertTimestamp(c[0]+lifetime), 'styles': ''.join(styles), 'text': text, 'styleid': styleid})
|
|
|
|
|
|
def ASSEscape(s):
|
|
return '\\N'.join((i or ' ' for i in str(s).replace('\\', '\\\\').replace('{', '\\{').replace('}', '\\}').split('\n')))
|
|
|
|
|
|
def CalculateLength(s):
|
|
return max(map(len, s.split('\n'))) # May not be accurate
|
|
|
|
|
|
def ConvertTimestamp(timestamp):
|
|
timestamp = round(timestamp*100.0)
|
|
hour, minute = divmod(timestamp, 360000)
|
|
minute, second = divmod(minute, 6000)
|
|
second, centsecond = divmod(second, 100)
|
|
return '%d:%02d:%02d.%02d' % (int(hour), int(minute), int(second), int(centsecond))
|
|
|
|
|
|
def ConvertType2(row, height, bottomReserved):
|
|
return height-bottomReserved-row
|
|
|
|
|
|
def ConvertToFile(filename_or_file, *args, **kwargs):
|
|
if isinstance(filename_or_file, bytes):
|
|
filename_or_file = str(bytes(filename_or_file).decode('utf-8', 'replace'))
|
|
if isinstance(filename_or_file, str):
|
|
return open(filename_or_file, *args, **kwargs)
|
|
else:
|
|
return filename_or_file
|
|
|
|
|
|
def FilterBadChars(f):
|
|
s = f.read()
|
|
s = re.sub('[\\x00-\\x08\\x0b\\x0c\\x0e-\\x1f]', '\ufffd', s)
|
|
return io.StringIO(s)
|
|
|
|
|
|
class safe_list(list):
|
|
def get(self, index, default=None):
|
|
try:
|
|
return self[index]
|
|
except IndexError:
|
|
return default
|
|
|
|
|
|
def export(func):
|
|
global __all__
|
|
try:
|
|
__all__.append(func.__name__)
|
|
except NameError:
|
|
__all__ = [func.__name__]
|
|
return func
|
|
|
|
|
|
@export
|
|
def Danmaku2ASS(input_files, output_file, stage_width, stage_height, reserve_blank=0, font_face=_('(FONT) sans-serif')[7:], font_size=25.0, text_opaque=1.0, comment_duration=5.0, is_reduce_comments=False, progress_callback=None):
|
|
fo = None
|
|
comments = ReadComments(input_files, font_size)
|
|
try:
|
|
if output_file:
|
|
fo = ConvertToFile(output_file, 'w', encoding='utf-8-sig', errors='replace', newline='\r\n')
|
|
else:
|
|
fo = sys.stdout
|
|
ProcessComments(comments, fo, stage_width, stage_height, reserve_blank, font_face, font_size, text_opaque, comment_duration, is_reduce_comments, progress_callback)
|
|
finally:
|
|
if output_file and fo:
|
|
fo.close()
|
|
|
|
|
|
@export
|
|
def ReadComments(input_files, font_size=25.0, progress_callback=None):
|
|
if isinstance(input_files, bytes):
|
|
input_files = str(bytes(input_files).decode('utf-8', 'replace'))
|
|
if isinstance(input_files, str):
|
|
input_files = [input_files]
|
|
else:
|
|
input_files = list(input_files)
|
|
comments = []
|
|
for idx, i in enumerate(input_files):
|
|
if progress_callback:
|
|
progress_callback(idx, len(input_files))
|
|
with ConvertToFile(i, 'r', encoding='utf-8', errors='replace') as f:
|
|
CommentProcessor = GetCommentProcessor(f)
|
|
if not CommentProcessor:
|
|
raise ValueError(_('Unknown comment file format: %s') % i)
|
|
comments.extend(CommentProcessor(FilterBadChars(f), font_size))
|
|
if progress_callback:
|
|
progress_callback(len(input_files), len(input_files))
|
|
comments.sort()
|
|
return comments
|
|
|
|
|
|
@export
|
|
def GetCommentProcessor(input_file):
|
|
return CommentFormatMap[ProbeCommentFormat(input_file)]
|
|
|
|
|
|
def main():
|
|
if len(sys.argv) == 1:
|
|
sys.argv.append('--help')
|
|
parser = argparse.ArgumentParser()
|
|
parser.add_argument('-o', '--output', metavar=_('OUTPUT'), help=_('Output file'))
|
|
parser.add_argument('-s', '--size', metavar=_('WIDTHxHEIGHT'), required=True, help=_('Stage size in pixels'))
|
|
parser.add_argument('-fn', '--font', metavar=_('FONT'), help=_('Specify font face [default: %s]') % _('(FONT) sans-serif')[7:], default=_('(FONT) sans-serif')[7:])
|
|
parser.add_argument('-fs', '--fontsize', metavar=_('SIZE'), help=(_('Default font size [default: %s]') % 25), type=float, default=25.0)
|
|
parser.add_argument('-a', '--alpha', metavar=_('ALPHA'), help=_('Text opaque'), type=float, default=1.0)
|
|
parser.add_argument('-l', '--lifetime', metavar=_('SECONDS'), help=_('Duration of comment display [default: %s]') % 5, type=float, default=5.0)
|
|
parser.add_argument('-p', '--protect', metavar=_('HEIGHT'), help=_('Reserve blank on the bottom of the stage'), type=int, default=0)
|
|
parser.add_argument('-r', '--reduce', action='store_true', help=_('Reduce the amount of comments if stage is full'))
|
|
parser.add_argument('file', metavar=_('FILE'), nargs='+', help=_('Comment file to be processed'))
|
|
args = parser.parse_args()
|
|
try:
|
|
width, height = str(args.size).split('x', 1)
|
|
width = int(width)
|
|
height = int(height)
|
|
except ValueError:
|
|
raise ValueError(_('Invalid stage size: %r') % args.size)
|
|
Danmaku2ASS(args.file, args.output, width, height, args.protect, args.font, args.fontsize, args.alpha, args.lifetime, args.reduce)
|
|
|
|
|
|
if __name__ == '__main__':
|
|
main()
|