49 lines
1.5 KiB
Python
49 lines
1.5 KiB
Python
import pysrt
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def parseTime(object):
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return object.hours * 3600 + object.minutes * 60 + object.seconds + object.milliseconds / 1000
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def serializeTime(time):
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minutes = int(time / 60)
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seconds = int(time % 60)
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milliseconds = int((time - int(time)) * 1000)
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return f"{minutes:02d}:{seconds:02d}.{milliseconds:03d}"
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def srt2lrc(lyrics, srt_file, lrc_file, time_offset=0):
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subs = pysrt.open(srt_file, encoding='utf-8')
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# 加载歌词并按行分割
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lyrics_lines = lyrics.splitlines()
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# 初始化
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aligned_lines = []
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current_line = ""
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start_time = None
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# 遍历 SRT 的每一项
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for sub in subs:
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word = sub.text.strip()
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if not current_line:
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start_time = parseTime(sub.start) # 记录行的开始时间
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current_line += word
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# 如果当前行匹配到歌词中的一行
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if lyrics_lines and current_line == lyrics_lines[0]:
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end_time = parseTime(sub.end) # 记录行的结束时间
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aligned_lines.append(f"[{serializeTime(start_time+time_offset)}] {current_line}\n[{serializeTime(end_time+time_offset)}]")
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# 移除已匹配的歌词行并重置
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lyrics_lines.pop(0)
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current_line = ""
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start_time = None
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result = []
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# 后处理，只留下最后一行的结束时间
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for i in range(len(aligned_lines) - 1):
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result.append(aligned_lines[i].split('\n')[0])
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result.append(aligned_lines[-1])
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with open(lrc_file, 'w') as f:
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f.write('\n'.join(result))
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