mirror of
https://github.com/SubtitleEdit/subtitleedit.git
synced 2024-10-28 06:52:35 +01:00
96 lines
3.1 KiB
C#
96 lines
3.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Text;
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using System.Text.RegularExpressions;
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namespace Nikse.SubtitleEdit.Core.SubtitleFormats
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{
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public class YouTubeTranscript : SubtitleFormat
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{
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private static readonly Regex RegexTimeCodes = new Regex(@"^\d{1,3}:\d\d$", RegexOptions.Compiled);
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public override string Extension => ".txt";
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public override string Name => "YouTube Transcript";
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public override string ToText(Subtitle subtitle, string title)
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{
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var sb = new StringBuilder();
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foreach (Paragraph p in subtitle.Paragraphs)
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{
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sb.AppendLine(string.Format("{0}" + Environment.NewLine + "{1}", EncodeTimeCode(p.StartTime), HtmlUtil.RemoveHtmlTags(p.Text.Replace(Environment.NewLine, " "))));
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}
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return sb.ToString();
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}
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public override bool IsMine(List<string> lines, string fileName)
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{
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if (new UnknownSubtitle88().IsMine(lines, fileName))
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{
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return false;
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}
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return base.IsMine(lines, fileName);
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}
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private static string EncodeTimeCode(TimeCode time)
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{
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return $"{time.Hours * 60 + time.Minutes}:{time.Seconds:00}";
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}
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public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
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{
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_errorCount = 0;
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Paragraph p = null;
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subtitle.Paragraphs.Clear();
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foreach (string line in lines)
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{
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var s = line.TrimEnd();
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if (RegexTimeCodes.IsMatch(s))
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{
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p = new Paragraph(DecodeTimeCode(s), new TimeCode(), string.Empty);
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subtitle.Paragraphs.Add(p);
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}
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else if (string.IsNullOrWhiteSpace(s))
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{
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// skip these lines
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}
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else if (p != null)
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{
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if (string.IsNullOrEmpty(p.Text))
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{
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p.Text = s;
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}
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else
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{
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p.Text = p.Text + Environment.NewLine + s;
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}
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if (p.Text.Length > 800)
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{
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_errorCount++;
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return;
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}
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}
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}
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foreach (Paragraph p2 in subtitle.Paragraphs)
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{
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p2.Text = Utilities.AutoBreakLine(p2.Text);
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}
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subtitle.RecalculateDisplayTimes(Configuration.Settings.General.SubtitleMaximumDisplayMilliseconds, null, Configuration.Settings.General.SubtitleOptimalCharactersPerSeconds);
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subtitle.Renumber();
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}
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private static TimeCode DecodeTimeCode(string s)
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{
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string[] parts = s.Split(':');
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var minutes = int.Parse(parts[0]);
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var seconds = int.Parse(parts[1]);
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return new TimeCode(0, minutes, seconds, 0);
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}
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}
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}
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