mirror of
https://github.com/SubtitleEdit/subtitleedit.git
synced 2024-10-28 15:02:35 +01:00
128 lines
4.3 KiB
C#
128 lines
4.3 KiB
C#
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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 UnknownSubtitle41 : SubtitleFormat
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{
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private static readonly Regex RegexTimeCodes1 = new Regex(@"^\d+.\d$", RegexOptions.Compiled);
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private static readonly Regex RegexTimeCodes2 = new Regex(@"^\d+.\d\d$", RegexOptions.Compiled);
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public override string Extension
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{
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get { return ".txt"; }
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}
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public override string Name
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{
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get { return "Unknown 41"; }
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}
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public override bool IsTimeBased
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{
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get { return true; }
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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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Subtitle subtitle = new Subtitle();
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LoadSubtitle(subtitle, lines, fileName);
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return subtitle.Paragraphs.Count > _errorCount;
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}
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public override string ToText(Subtitle subtitle, string title)
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{
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const string paragraphWriteFormat = "{0}\r\n{1}\r\n{2}\r\n";
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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(paragraphWriteFormat, EncodeTimeCode(p.StartTime), p.Text, EncodeTimeCode(p.EndTime)));
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}
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return sb.ToString().Trim();
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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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//911.2
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//C’est l’enfant qui l’a tuée ?
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//915.8/
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//921.8
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//Comment elle s’appelait ?
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//924.6/
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_errorCount = 0;
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Paragraph p = null;
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bool textOn = false;
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var sb = new StringBuilder();
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foreach (string line in lines)
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{
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try
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{
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if (textOn)
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{
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if (RegexTimeCodes1.Match(line.TrimEnd('/')).Success || RegexTimeCodes2.Match(line).Success)
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{
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p.EndTime = DecodeTimeCode(line.TrimEnd('/').Split('.'));
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if (sb.Length > 0)
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{
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p.Text = sb.ToString().TrimEnd();
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subtitle.Paragraphs.Add(p);
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textOn = false;
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}
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}
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else
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{
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sb.AppendLine(line);
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if (sb.Length > 500)
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{
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_errorCount += 10;
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return;
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}
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}
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}
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else
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{
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if (RegexTimeCodes1.Match(line).Success || RegexTimeCodes2.Match(line).Success)
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{
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p = new Paragraph();
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sb.Clear();
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p.StartTime = DecodeTimeCode(line.Split('.'));
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textOn = true;
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}
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}
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}
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catch
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{
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textOn = false;
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_errorCount++;
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}
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}
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if (textOn && sb.Length > 0)
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{
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p.Text = sb.ToString().TrimEnd();
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subtitle.Paragraphs.Add(p);
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}
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subtitle.Renumber();
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}
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private static string EncodeTimeCode(TimeCode time)
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{
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Configuration.Settings.General.CurrentFrameRate = 24.0;
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int frames = MillisecondsToFrames(time.TotalMilliseconds);
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int footage = frames / 16;
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int rest = (int)((frames % 16) / 16.0 * Configuration.Settings.General.CurrentFrameRate);
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return string.Format("{0}.{1:0}", footage, rest);
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}
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private static TimeCode DecodeTimeCode(string[] parts)
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{
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Configuration.Settings.General.CurrentFrameRate = 24.0;
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var frames16 = int.Parse(parts[0]);
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var frames = int.Parse(parts[1]);
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return new TimeCode(0, 0, 0, FramesToMilliseconds(16 * frames16 + frames));
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}
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}
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}
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