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bilibiliXML2ASS.py
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#!/usr/bin/env python3
# The original author of this program, Danmaku2ASS, is StarBrilliant.
# This file is released under General Public License version 3.
# You should have received a copy of General Public License text alongside with
# this program. If not, you can obtain it at http://gnu.org/copyleft/gpl.html .
# This program comes with no warranty, the author will not be resopnsible for
# any damage or problems caused by this program.
# You can obtain a latest copy of Danmaku2ASS at:
# https://github.com/m13253/danmaku2ass
# Please update to the latest version before complaining.
import argparse
import calendar
import gettext
import io
import json
import logging
import math
import os
import random
import re
import sys
import time
from tkinter.constants import DISABLED, NORMAL
import xml.dom.minidom
import traceback
from datetime import datetime, timezone, timedelta
import time
import requests
# import cv2
import tkinter
import tkinter.messagebox #这个是消息框，对话框的关键
from tkinter.filedialog import (askopenfilename, askopenfilenames,
askdirectory, asksaveasfilename)
from tkinter import ttk
dir = ""
if sys.version_info < (3, ):
raise RuntimeError('at least Python 3.0 is required')
gettext.install(
'danmaku2ass',
os.path.join(
os.path.dirname(
os.path.abspath(os.path.realpath(sys.argv[0] or 'locale'))),
'locale'))
def SeekZero(function):
def decorated_function(file_):
file_.seek(0)
try:
return function(file_)
finally:
file_.seek(0)
return decorated_function
def EOFAsNone(function):
def decorated_function(*args, **kwargs):
try:
return function(*args, **kwargs)
except EOFError:
return None
return decorated_function
@SeekZero
@EOFAsNone
def ProbeCommentFormat(f):
tmp = f.read(1)
if tmp == '[':
return 'Acfun'
# It is unwise to wrap a JSON object in an array!
# See this: http://haacked.com/archive/2008/11/20/anatomy-of-a-subtle-json-vulnerability.aspx/
# Do never follow what Acfun developers did!
elif tmp == '{':
tmp = f.read(14)
if tmp == '"status_code":':
return 'Tudou'
elif tmp.strip().startswith('"result'):
return 'Tudou2'
elif tmp == '<':
tmp = f.read(1)
if tmp == '?':
tmp = f.read(38)
if tmp == 'xml version="1.0" encoding="UTF-8"?><p':
return 'Niconico'
elif tmp == 'xml version="1.0" encoding="UTF-8"?><i':
return 'Bilibili'
elif tmp == 'xml version="2.0" encoding="UTF-8"?><i':
return 'Bilibili2'
elif tmp == 'xml version="1.0" encoding="utf-8"?><i':
return 'Bilibili' # tucao.cc, with the same file format as Bilibili
elif tmp == 'xml version="1.0" encoding="Utf-8"?>\n<':
return 'Bilibili' # Komica, with the same file format as Bilibili
elif tmp == 'xml version="1.0" encoding="UTF-8"?>\n<':
tmp = f.read(20)
if tmp == '!-- BoonSutazioData=':
return 'Niconico' # Niconico videos downloaded with NicoFox
else:
return 'MioMio'
elif tmp == 'p':
return 'Niconico' # Himawari Douga, with the same file format as Niconico Douga
#
# ReadComments**** protocol
#
# Input:
# f: Input file
# fontsize: Default font size
#
# Output:
# yield a tuple:
# (timeline, timestamp, no, comment, pos, color, size, height, width)
# timeline: The position when the comment is replayed
# timestamp: The UNIX timestamp when the comment is submitted
# no: A sequence of 1, 2, 3, ..., used for sorting
# comment: The content of the comment
# pos: 0 for regular moving comment,
# 1 for bottom centered comment,
# 2 for top centered comment,
# 3 for reversed moving comment
# color: Font color represented in 0xRRGGBB,
# e.g. 0xffffff for white
# size: Font size
# height: The estimated height in pixels
# i.e. (comment.count('\n')+1)*size
# width: The estimated width in pixels
# i.e. CalculateLength(comment)*size
#
# After implementing ReadComments****, make sure to update ProbeCommentFormat
# and CommentFormatMap.
#
def ReadCommentsNiconico(f, fontsize):
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
}
dom = xml.dom.minidom.parse(f)
comment_element = dom.getElementsByTagName('chat')
for comment in comment_element:
try:
c = str(comment.childNodes[0].wholeText)
if c.startswith('/'):
continue # ignore advanced comments
pos = 0
color = 0xffffff
size = fontsize
for mailstyle in str(comment.getAttribute('mail')).split():
if mailstyle == 'ue':
pos = 1
elif mailstyle == 'shita':
pos = 2
elif mailstyle == 'big':
size = fontsize * 1.44
elif mailstyle == 'small':
size = fontsize * 0.64
elif mailstyle in NiconicoColorMap:
color = NiconicoColorMap[mailstyle]
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)
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %s') % comment.toxml())
continue
def ReadCommentsAcfun(f, fontsize):
#comment_element = json.load(f)
# after load acfun comment json file as python list, flatten the list
#comment_element = [c for sublist in comment_element for c in sublist]
comment_elements = json.load(f)
comment_element = comment_elements[2]
for i, comment in enumerate(comment_element):
try:
p = str(comment['c']).split(',')
assert len(p) >= 6
assert p[2] in ('1', '2', '4', '5', '7')
size = int(p[3]) * fontsize / 25.0
if p[2] != '7':
c = str(comment['m']).replace('\\r', '\n').replace('\r', '\n')
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)
else:
c = dict(json.loads(comment['m']))
yield (float(p[0]), int(p[5]), i, c, 'acfunpos', int(p[1]),
size, 0, 0)
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %r') % comment)
continue
def ReadCommentsBilibili(f, fontsize):
dom = xml.dom.minidom.parse(f)
comment_element = dom.getElementsByTagName('d')
for i, comment in enumerate(comment_element):
try:
p = str(comment.getAttribute('p')).split(',')
assert len(p) >= 5
assert p[1] in ('1', '4', '5', '6', '7', '8')
if comment.childNodes.length > 0:
if p[1] in ('1', '4', '5', '6'):
c = str(comment.childNodes[0].wholeText).replace(
'/n', '\n')
size = int(p[2]) * fontsize / 25.0
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)
elif p[1] == '7': # positioned comment
c = str(comment.childNodes[0].wholeText)
yield (float(p[0]), int(p[4]), i, c, 'bilipos', int(p[3]),
int(p[2]), 0, 0)
elif p[1] == '8':
pass # ignore scripted comment
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %s') % comment.toxml())
continue
def ReadCommentsBilibili2(f, fontsize):
dom = xml.dom.minidom.parse(f)
comment_element = dom.getElementsByTagName('d')
for i, comment in enumerate(comment_element):
try:
p = str(comment.getAttribute('p')).split(',')
assert len(p) >= 7
assert p[3] in ('1', '4', '5', '6', '7', '8')
if comment.childNodes.length > 0:
time = float(p[2]) / 1000.0
if p[3] in ('1', '4', '5', '6'):
c = str(comment.childNodes[0].wholeText).replace(
'/n', '\n')
size = int(p[4]) * fontsize / 25.0
yield (time, int(p[6]), i, c, {
'1': 0,
'4': 2,
'5': 1,
'6': 3
}[p[3]], int(p[5]), size, (c.count('\n') + 1) * size,
CalculateLength(c) * size)
elif p[3] == '7': # positioned comment
c = str(comment.childNodes[0].wholeText)
yield (time, int(p[6]), i, c, 'bilipos', int(p[5]),
int(p[4]), 0, 0)
elif p[3] == '8':
pass # ignore scripted comment
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %s') % comment.toxml())
continue
def ReadCommentsTudou(f, fontsize):
comment_element = json.load(f)
for i, comment in enumerate(comment_element['comment_list']):
try:
assert comment['pos'] in (3, 4, 6)
c = str(comment['data'])
assert comment['size'] in (0, 1, 2)
size = {0: 0.64, 1: 1, 2: 1.44}[comment['size']] * fontsize
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)
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %r') % comment)
continue
def ReadCommentsTudou2(f, fontsize):
comment_element = json.load(f)
for i, comment in enumerate(comment_element['result']):
try:
c = str(comment['content'])
prop = json.loads(str(comment['propertis']) or '{}')
size = int(prop.get('size', 1))
assert size in (0, 1, 2)
size = {0: 0.64, 1: 1, 2: 1.44}[size] * fontsize
pos = int(prop.get('pos', 3))
assert pos in (0, 3, 4, 6)
yield (int(comment['playat'] * 0.001),
int(comment['createtime'] * 0.001), i, c, {
0: 0,
3: 0,
4: 2,
6: 1
}[pos], int(prop.get('color', 0xffffff)), size,
(c.count('\n') + 1) * size, CalculateLength(c) * size)
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %r') % comment)
continue
def ReadCommentsMioMio(f, fontsize):
NiconicoColorMap = {
'red': 0xff0000,
'pink': 0xff8080,
'orange': 0xffc000,
'yellow': 0xffff00,
'green': 0x00ff00,
'cyan': 0x00ffff,
'blue': 0x0000ff,
'purple': 0xc000ff,
'black': 0x000000
}
dom = xml.dom.minidom.parse(f)
comment_element = dom.getElementsByTagName('data')
for i, comment in enumerate(comment_element):
try:
message = comment.getElementsByTagName('message')[0]
c = str(message.childNodes[0].wholeText)
pos = 0
size = int(message.getAttribute('fontsize')) * fontsize / 25.0
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)
except (AssertionError, AttributeError, IndexError, TypeError,
ValueError):
logging.warning(_('Invalid comment: %s') % comment.toxml())
continue
CommentFormatMap = {
'Niconico': ReadCommentsNiconico,
'Acfun': ReadCommentsAcfun,
'Bilibili': ReadCommentsBilibili,
'Bilibili2': ReadCommentsBilibili2,
'Tudou': ReadCommentsTudou,
'Tudou2': ReadCommentsTudou2,
'MioMio': ReadCommentsMioMio
}
def WriteCommentBilibiliPositioned(f, c, width, height, styleid):
# BiliPlayerSize = (512, 384) # Bilibili player version 2010
# BiliPlayerSize = (540, 384) # Bilibili player version 2012
BiliPlayerSize = (672, 438) # Bilibili player version 2014
ZoomFactor = GetZoomFactor(BiliPlayerSize, (width, height))
def GetPosition(InputPos, isHeight):
isHeight = int(isHeight) # True -> 1
if isinstance(InputPos, int):
return ZoomFactor[0] * InputPos + ZoomFactor[isHeight + 1]
elif isinstance(InputPos, float):
if InputPos > 1:
return ZoomFactor[0] * InputPos + ZoomFactor[isHeight + 1]
else:
return BiliPlayerSize[isHeight] * ZoomFactor[
0] * InputPos + ZoomFactor[isHeight + 1]
else:
try:
InputPos = int(InputPos)
except ValueError:
InputPos = float(InputPos)
return GetPosition(InputPos, isHeight)
try:
comment_args = safe_list(json.loads(c[3]))
text = ASSEscape(str(comment_args[4]).replace('/n', '\n'))
from_x = comment_args.get(0, 0)
from_y = comment_args.get(1, 0)
to_x = comment_args.get(7, from_x)
to_y = comment_args.get(8, from_y)
from_x = GetPosition(from_x, False)
from_y = GetPosition(from_y, True)
to_x = GetPosition(to_x, False)
to_y = GetPosition(to_y, True)
alpha = safe_list(str(comment_args.get(2, '1')).split('-'))
from_alpha = float(alpha.get(0, 1))
to_alpha = float(alpha.get(1, from_alpha))
from_alpha = 255 - round(from_alpha * 255)
to_alpha = 255 - round(to_alpha * 255)
rotate_z = int(comment_args.get(5, 0))
rotate_y = int(comment_args.get(6, 0))
lifetime = float(comment_args.get(3, 4500))
duration = int(comment_args.get(9, lifetime * 1000))
delay = int(comment_args.get(10, 0))
fontface = comment_args.get(12)
isborder = comment_args.get(11, 'true')
from_rotarg = ConvertFlashRotation(rotate_y, rotate_z, from_x, from_y,
width, height)
to_rotarg = ConvertFlashRotation(rotate_y, rotate_z, to_x, to_y, width,
height)
styles = ['\\org(%d, %d)' % (width / 2, height / 2)]
# print("delay",delay)
if from_rotarg[0:2] == to_rotarg[0:2]:
styles.append('\\pos(%.0f, %.0f)' % (from_rotarg[0:2]))
else:
styles.append('\\move(%.0f, %.0f, %.0f, %.0f, %.0f, %.0f)' %
(from_rotarg[0:2] + to_rotarg[0:2] +
(delay, delay + duration)))
styles.append('\\frx%.0f\\fry%.0f\\frz%.0f\\fscx%.0f\\fscy%.0f' %
(from_rotarg[2:7]))
if (from_x, from_y) != (to_x, to_y):
styles.append('\\t(%d, %d, ' % (delay, delay + duration))
styles.append('\\frx%.0f\\fry%.0f\\frz%.0f\\fscx%.0f\\fscy%.0f' %
(to_rotarg[2:7]))
styles.append(')')
if fontface:
styles.append('\\fn%s' % ASSEscape(fontface))
styles.append('\\fs%.0f' % (c[6] * ZoomFactor[0]))
if c[5] != 0xffffff:
styles.append('\\c&H%s&' % ConvertColor(c[5]))
if c[5] == 0x000000:
styles.append('\\3c&HFFFFFF&')
if from_alpha == to_alpha:
styles.append('\\alpha&H%02X' % from_alpha)
elif (from_alpha, to_alpha) == (255, 0):
styles.append('\\fad(%.0f,0)' % (lifetime * 1000))
elif (from_alpha, to_alpha) == (0, 255):
styles.append('\\fad(0, %.0f)' % (lifetime * 1000))
else:
styles.append(
'\\fade(%(from_alpha)d, %(to_alpha)d, %(to_alpha)d, 0, %(end_time).0f, %(end_time).0f, %(end_time).0f)'
% {
'from_alpha': from_alpha,
'to_alpha': to_alpha,
'end_time': lifetime * 1000
})
if isborder == 'false':
styles.append('\\bord0')
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
})
except (IndexError, ValueError) as e:
try:
logging.warning(_('Invalid comment: %r') % c[3])
except IndexError:
logging.warning(_('Invalid comment: %r') % c)
def WriteCommentAcfunPositioned(f, c, width, height, styleid):
AcfunPlayerSize = (560, 400)
ZoomFactor = GetZoomFactor(AcfunPlayerSize, (width, height))
def GetPosition(InputPos, isHeight):
isHeight = int(isHeight) # True -> 1
return AcfunPlayerSize[isHeight] * ZoomFactor[
0] * InputPos * 0.001 + ZoomFactor[isHeight + 1]
def GetTransformStyles(x=None,
y=None,
scale_x=None,
scale_y=None,
rotate_z=None,
rotate_y=None,
color=None,
alpha=None):
styles = []
out_x, out_y = x, y
if rotate_z is not None and rotate_y is not None:
assert x is not None
assert y is not None
rotarg = ConvertFlashRotation(rotate_y, rotate_z, x, y, width,
height)
out_x, out_y = rotarg[0:2]
if scale_x is None:
scale_x = 1
if scale_y is None:
scale_y = 1
styles.append('\\frx%.0f\\fry%.0f\\frz%.0f\\fscx%.0f\\fscy%.0f' %
(rotarg[2:5] +
(rotarg[5] * scale_x, rotarg[6] * scale_y)))
else:
if scale_x is not None:
styles.append('\\fscx%.0f' % (scale_x * 100))
if scale_y is not None:
styles.append('\\fscy%.0f' % (scale_y * 100))
if color is not None:
styles.append('\\c&H%s&' % ConvertColor(color))
if color == 0x000000:
styles.append('\\3c&HFFFFFF&')
if alpha is not None:
alpha = 255 - round(alpha * 255)
styles.append('\\alpha&H%02X' % alpha)
return out_x, out_y, 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:
comment_args = c[3]
text = ASSEscape(str(comment_args['n']).replace('\r', '\n'))
common_styles = ['\org(%d, %d)' % (width / 2, height / 2)]
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)
if anchor != 7:
common_styles.append('\\an%s' % anchor)
font = comment_args.get('w')
if font:
font = dict(font)
fontface = font.get('f')
if fontface:
common_styles.append('\\fn%s' % ASSEscape(str(fontface)))
fontbold = bool(font.get('b'))
if fontbold:
common_styles.append('\\b1')
common_styles.append('\\fs%.0f' % (c[6] * ZoomFactor[0]))
isborder = bool(comment_args.get('b', True))
if not isborder:
common_styles.append('\\bord0')
to_pos = dict(comment_args.get('p', {'x': 0, 'y': 0}))
to_x = round(GetPosition(int(to_pos.get('x', 0)), False))
to_y = round(GetPosition(int(to_pos.get('y', 0)), True))
to_scale_x = float(comment_args.get('e', 1.0))
to_scale_y = float(comment_args.get('f', 1.0))
to_rotate_z = float(comment_args.get('r', 0.0))
to_rotate_y = float(comment_args.get('k', 0.0))
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', []))
to_out_x, to_out_y, 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 +
['\\pos(%.0f, %.0f)' % (to_out_x, to_out_y)] + transform_styles,
c[0] + from_time, c[0] + from_time + action_time, styleid)
action_styles = transform_styles
for action in actions:
action = dict(action)
from_x, from_y = to_x, to_y
from_out_x, from_out_y = to_out_x, to_out_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
transform_styles, action_styles = action_styles, []
from_time += action_time
action_time = float(action.get('l', 0.0))
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 = float(action['f'])
if 'g' in action:
to_scale_y = float(action['g'])
if 'c' in action:
to_color = int(action['c'])
if 't' in action:
to_alpha = float(action['t'])
if 'd' in action:
to_rotate_z = float(action['d'])
if 'e' in action:
to_rotate_y = float(action['e'])
to_out_x, to_out_y, action_styles = GetTransformStyles(
to_x, to_y, from_scale_x, from_scale_y, to_rotate_z,
to_rotate_y, from_color, from_alpha)
if (from_out_x, from_out_y) == (to_out_x, to_out_y):
pos_style = '\\pos(%.0f, %.0f)' % (to_out_x, to_out_y)
else:
pos_style = '\\move(%.0f, %.0f, %.0f, %.0f)' % (
from_out_x, from_out_y, to_out_x, to_out_y)
styles = common_styles + transform_styles
styles.append(pos_style)
if action_styles:
styles.append('\\t(%s)' % (''.join(action_styles)))
FlushCommentLine(f, text, styles, c[0] + from_time,
c[0] + 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
# Calculation is based on https://github.com/jabbany/CommentCoreLibrary/issues/5#issuecomment-40087282
# and https://github.com/m13253/danmaku2ass/issues/7#issuecomment-41489422
# ASS FOV = width*4/3.0
# But Flash FOV = width/math.tan(100*math.pi/360.0)/2 will be used instead
# Result: (transX, transY, rotX, rotY, rotZ, scaleX, scaleY)
def ConvertFlashRotation(rotY, rotZ, X, Y, width, height):
def WrapAngle(deg):
return 180 - ((180 - deg) % 360)
rotY = WrapAngle(rotY)
rotZ = WrapAngle(rotZ)
if rotY in (90, -90):
rotY -= 1
if rotY == 0 or rotZ == 0:
outX = 0
outY = -rotY # Positive value means clockwise in Flash
outZ = -rotZ
rotY *= math.pi / 180.0
rotZ *= math.pi / 180.0
else:
rotY *= math.pi / 180.0
rotZ *= math.pi / 180.0
outY = math.atan2(-math.sin(rotY) * math.cos(rotZ),
math.cos(rotY)) * 180 / math.pi
outZ = math.atan2(-math.cos(rotY) * math.sin(rotZ),
math.cos(rotZ)) * 180 / math.pi
outX = math.asin(math.sin(rotY) * math.sin(rotZ)) * 180 / math.pi
trX = (X * math.cos(rotZ) + Y * math.sin(rotZ)) / math.cos(rotY) + (
1 - math.cos(rotZ) / math.cos(rotY)
) * width / 2 - math.sin(rotZ) / math.cos(rotY) * height / 2
trY = Y * math.cos(rotZ) - X * math.sin(rotZ) + math.sin(
rotZ) * width / 2 + (1 - math.cos(rotZ)) * height / 2
trZ = (trX - width / 2) * math.sin(rotY)
FOV = width * math.tan(2 * math.pi / 9.0) / 2
try:
scaleXY = FOV / (FOV + trZ)
except ZeroDivisionError:
logging.error('Rotation makes object behind the camera: trZ == %.0f' %
trZ)
scaleXY = 1
trX = (trX - width / 2) * scaleXY + width / 2
trY = (trY - height / 2) * scaleXY + height / 2
if scaleXY < 0:
scaleXY = -scaleXY
outX += 180
outY += 180
logging.error(
'Rotation makes object behind the camera: trZ == %.0f < %.0f' %
(trZ, FOV))
return (trX, trY, WrapAngle(outX), WrapAngle(outY), WrapAngle(outZ),
scaleXY * 100, scaleXY * 100)
def ProcessComments(comments, f, width, height, bottomReserved, fontface,
fontsize, alpha, duration_marquee, duration_still,
filters_regex, 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):
skip = False
for filter_regex in filters_regex:
if filter_regex and filter_regex.search(i[3]):
skip = True
break
if skip:
continue
row = 0
rowmax = height - bottomReserved - i[7]
while row <= rowmax:
# print("duration_still",duration_still,duration_marquee)
freerows = TestFreeRows(rows, i, row, width, height,
bottomReserved, duration_marquee,
duration_still)
if freerows >= i[7]:
MarkCommentRow(rows, i, row)
# print(rowmax,row)
# print("duration_still",duration_still,duration_marquee)
WriteComment(f, i, row, width, height, bottomReserved,
fontsize, duration_marquee, duration_still,
styleid)
break
else:
row += freerows or 1
else:
if not reduced:
row = FindAlternativeRow(rows, i, height, bottomReserved)
MarkCommentRow(rows, i, row)
# print("duration_still",duration_still,duration_marquee)
WriteComment(f, i, row, width, height, bottomReserved,
fontsize, duration_marquee, duration_still,
styleid)
elif i[4] == 'bilipos':
WriteCommentBilibiliPositioned(f, i, width, height, styleid)
elif i[4] == 'acfunpos':
WriteCommentAcfunPositioned(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, duration_marquee,
duration_still):
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] + duration_still > c[0]:
break
row += 1
res += 1
else:
try:
thresholdTime = c[0] - duration_marquee * (1 - width /
(c[8] + width))
except ZeroDivisionError:
thresholdTime = c[0] - duration_marquee
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] * duration_marquee /
(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+
PlayResX: %(width)d
PlayResY: %(height)d
Aspect Ratio: %(width)d:%(height)d
Collisions: Normal
WrapStyle: 2
ScaledBorderAndShadow: yes
YCbCr Matrix: TV.601
[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).0f, &H%(alpha)02XFFFFFF, &H%(alpha)02XFFFFFF, &H%(alpha)02X000000, &H%(alpha)02X000000, 0, 0, 0, 0, 100, 100, 0.00, 0.00, 1, %(outline).0f, 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': fontsize,
'alpha': 255 - round(alpha * 255),
'outline': max(fontsize / 25.0, 1),
'styleid': styleid
})
def WriteComment(f, c, row, width, height, bottomReserved, fontsize,
duration_marquee, duration_still, styleid):
text = ASSEscape(c[3])
styles = []
if c[4] == 1:
styles.append('\\an8\\pos(%(halfwidth)d, %(row)d)' % {
'halfwidth': width / 2,
'row': row
})
duration = duration_still
elif c[4] == 2:
styles.append(
'\\an2\\pos(%(halfwidth)d, %(row)d)' % {
'halfwidth': width / 2,
'row': ConvertType2(row, height, bottomReserved)
})
duration = duration_still
elif c[4] == 3:
styles.append('\\move(%(neglen)d, %(row)d, %(width)d, %(row)d)' % {
'width': width,
'row': row,
'neglen': -math.ceil(c[8])
})
duration = duration_marquee
else:
styles.append('\\move(%(width)d, %(row)d, %(neglen)d, %(row)d)' % {
'width': width,
'row': row,
'neglen': -math.ceil(c[8])
})
duration = duration_marquee
if not (-1 < c[6] - fontsize < 1):
styles.append('\\fs%.0f' % c[6])
if c[5] != 0xffffff:
styles.append('\\c&H%s&' % ConvertColor(c[5]))
if c[5] == 0x000000:
styles.append('\\3c&HFFFFFF&')
# print("duration",duration,duration_marquee,duration_still)
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] + duration),
'styles': ''.join(styles),
'text': text,
'styleid': styleid
})
def ASSEscape(s):
def ReplaceLeadingSpace(s):
sstrip = s.strip(' ')
slen = len(s)
if slen == len(sstrip):
return s
else:
llen = slen - len(s.lstrip(' '))
rlen = slen - len(s.rstrip(' '))
return ''.join(('\u2007' * llen, sstrip, '\u2007' * rlen))
return '\\N'.join((ReplaceLeadingSpace(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 ConvertColor(RGB, width=1280, height=576):
if RGB == 0x000000:
return '000000'
elif RGB == 0xffffff:
return 'FFFFFF'
R = (RGB >> 16) & 0xff
G = (RGB >> 8) & 0xff
B = RGB & 0xff
if width < 1280 and height < 576:
return '%02X%02X%02X' % (B, G, R)
else: # VobSub always uses BT.601 colorspace, convert to BT.709
ClipByte = lambda x: 255 if x > 255 else 0 if x < 0 else round(x)
return '%02X%02X%02X' % (
ClipByte(R * 0.00956384088080656 + G * 0.03217254540203729 +
B * 0.95826361371715607),
ClipByte(R * -0.10493933142075390 + G * 1.17231478191855154 +
B * -0.06737545049779757),
ClipByte(R * 0.91348912373987645 + G * 0.07858536372532510 +
B * 0.00792551253479842))
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