Update source
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Star Brilliant
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54dec22616
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1bb8360c07
1 changed files with 114 additions and 5 deletions
119
convert.py
119
convert.py
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@ -1,16 +1,85 @@
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#!/usr/bin/env python3
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import argparse
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import colorsys
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import logging
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import math
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import sys
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import xml.dom.minidom
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def ProcessComments(comments, f, width, height, bottomReserved, fontface, fontsize, reduced):
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rows = [None]*(height-bottomReserved)
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def ProcessComments(comments, f, width, height, bottomReserved, fontface, fontsize, lifetime, reduced):
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WriteASSHead(f, width, height, fontface, fontsize)
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rows = [[None]*(height-bottomReserved), [None]*(height-bottomReserved), [None]*(height-bottomReserved)]
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for i in comments:
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row = 0
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rowmax = height-bottomReserved-i[7]
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while row < rowmax:
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freerows = TestFreeRows(rows, i, row, width, height, bottomReserved, lifetime)
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if freerows >= i[7]:
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MarkCommentRow(rows, i, row)
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WriteComment(f, i, row, width, height, bottomReserved, fontsize, lifetime)
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break
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else:
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row += freerows or 1
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else:
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if not reduced:
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row = FindAlternativeRow(rows, i, height, bottomReserved)
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MarkCommentRow(rows, i, row)
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WriteComment(f, i, row, width, height, bottomReserved, fontsize, lifetime)
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def TestFreeRows(rows, c, row, width, height, bottomReserved, lifetime):
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res = 0
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rowmax = height-bottomReserved-c[7]
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while row < rowmax and res < c[7]:
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if c[4] in (1, 2):
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if rows[c[4]][row] and rows[c[4]][row][0]+lifetime > c[0]:
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break
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else:
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if rows[c[4]][row] and rows[c[4]][row][0]+lifetime*c[8]/width > c[0]:
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break
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row += 1
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res += 1
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return res
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def FindAlternativeRow(rows, c, height, bottomReserved):
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res = 0
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for row in range(height-bottomReserved-math.ceil(c[7])):
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if not rows[c[4]][row]:
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return row
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elif rows[c[4]][row][1] < rows[c[4]][res][1]:
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res = row
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return res
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def MarkCommentRow(rows, c, row):
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for i in range(row, row+math.ceil(c[7])):
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rows[c[4]][i] = c
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def WriteComment(f, c, row, width, height, bottomReserved, fontsize, lifetime):
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text = c[3].replace('\\', '\\\\').replace('\n', '\\n')
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if c[4] == 1:
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styles = '{\\a2}{\\pos(%(halfwidth)s, %(row)s)}' % {'halfwidth': round(width/2), 'row': row}
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elif c[4] == 2:
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styles = '{\\a6}{\\pos(%(halfwidth)s, %(row)s)}' % {'halfwidth': round(width/2), 'row': ConvertType2(row, height, bottomReserved)}
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else:
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styles = '{\\a1}{\\move(%(width)s, %(row)s, %(neglen)s, %(row)s)}' % {'width': width, 'row': row, 'neglen': -math.ceil(c[8])}
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if -1 < c[6]-fontsize < 1:
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styles += '{\\fs%s}' % round(c[6])
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if c[5] != 0xffffff:
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styles += '{\\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 += '{\\3c&HFFFFFF&}'
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else:
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styles += '{\\bord0}'
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f.write('Dialogue: 3,%(start)s,%(end)s,Default,,0000,0000,0000,,%(styles)s%(text)s\n' % {'start': ConvertTimestamp(c[0]), 'end': ConvertTimestamp(c[0]+lifetime), 'styles': styles, 'text': text})
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def ReadCommentsBilibili(f, fontsize):
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'Output format: [(timeline, timestamp, no, comment, type, color, size, height)]'
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'Output format: [(timeline, timestamp, no, comment, type, color, size, height, width)]'
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dom = xml.dom.minidom.parse(f)
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comment_element = dom.getElementsByTagName('d')
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i = 0
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@ -20,19 +89,59 @@ def ReadCommentsBilibili(f, fontsize):
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assert len(p) >= 8
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assert p[1] in ('1', '4', '5')
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c = str(comment.childNodes[0].wholeText).replace('/n', '\\n')
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yield (float(p[0]), int(p[4]), i, c, {'1': 0, '4': 2, '5': 1}[p[1]], int(p[3]), int(p[2])/25.0, (c.count('\\n')+1)*int(p[2])/25.0)
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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}[p[1]], int(p[3]), size, (c.count('\\n')+1)*size, CalculateLength(c)*size)
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i += 1
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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 ConvertTimestamp(timestamp):
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hour, minute = divmod(timestamp, 3600)
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minute, second = divmod(minute, 60)
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centsecond = int(second*100.0)
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return '%d:%02d:%02d.%02d' % (int(hour), int(minute), int(second), centsecond)
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def WriteASSHead(f, width, height, fontface, fontsize):
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f.write(
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'''[Script Info]
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ScriptType: v4.00+
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Collisions: Normal
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PlayResX: %(width)s
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PlayResY: %(height)s
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[V4+ Styles]
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Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
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Style: Default, %(fontface)s, %(fontsize)s, &H00FFFFFF, &H00FFFFFF, &H00000000, &H00000000, 0, 0, 0, 0, 100, 100, 0.00, 0.00, 1, 1, 0, 2, 20, 20, 20, 0
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[Events]
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Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
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''' % {'width': width, 'height': height, 'fontface': fontface, 'fontsize': fontsize}
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)
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def NeedWhiteBorder(rgb):
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h, l, s = colorsys.rgb_to_hls(((rgb>>16)&0xff)/255, ((rgb>>8)&0xff)/255, (rgb&0xff)/255)
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return (1/12 < h < 7/12 and l < 1/3) or l < 5/12
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def CalculateLength(s):
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return max(map(len, s.split('\\n')))
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def ConvertType2(row, height, bottomReserved):
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return height-bottomReserved-row
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if __name__ == '__main__':
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parser = argparse.ArgumentParser()
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parser.add_argument('-o', '--output', metavar='OUTPUT', help='Output file')
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parser.add_argument('-s', '--size', metavar='WIDTHxHEIGHT', required=True, help='Stage size in pixels')
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parser.add_argument('-fn', '--font', metavar='FONT', help='Specify font face', default='黑体')
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parser.add_argument('-fs', '--fontsize', metavar='SIZE', help='Default font size', type=float, default=25.0)
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parser.add_argument('-l', '--lifetime', metavar='SECONDS', help='Duration of comment display', type=float, default=5.0)
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parser.add_argument('-p', '--protect', metavar='HEIGHT', help='Reserve blank on the bottom of the stage', type=int, default=0)
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parser.add_argument('-r', '--reduce', action='store_true', help='Reduce the amount of danmakus if stage is full')
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parser.add_argument('file', metavar='FILE', nargs='+', help='Comment file to be processed')
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@ -53,6 +162,6 @@ if __name__ == '__main__':
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else:
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fo = sys.stdout
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comments.sort()
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ProcessComments(comments, fo, width, height, args.protect, args.font, args.fontsize, args.reduce)
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ProcessComments(comments, fo, width, height, args.protect, args.font, args.fontsize, args.lifetime, args.reduce)
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if args.output:
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fo.close()
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