mirror of
https://github.com/SubtitleEdit/subtitleedit.git
synced 2024-10-28 15:02:35 +01:00
129 lines
4.6 KiB
C#
129 lines
4.6 KiB
C#
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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 UnknownSubtitle25 : SubtitleFormat
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{
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//79.29 1.63
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private static readonly Regex RegexTimeCode1 = new Regex(@"^\d+.[0-9]{1,2} \d+.[0-9]{1,2}$", RegexOptions.Compiled);
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private static readonly Regex RegexTimeCode2 = new Regex(@"^\d+ \d+.[0-9]{1,2}$", RegexOptions.Compiled);
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private static readonly Regex RegexTimeCode3 = new Regex(@"^\d+.[0-9]{1,2} \d+$", RegexOptions.Compiled);
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public override string Extension
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{
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get { return ".sub"; }
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}
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public override string Name
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{
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get { return "Unknown 25"; }
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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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var 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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var sb = new StringBuilder();
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sb.AppendLine(@"TITLE=
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FILE=
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AUTHOR=
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TYPE=VIDEO
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FORMAT=TIME
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NOTE=
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");
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Paragraph last = null;
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foreach (Paragraph p in subtitle.Paragraphs)
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{
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sb.AppendLine(string.Format("{0} {1}\r\n{2}\r\n", MakeTimeCode(p.StartTime, last), string.Format("{0:0.0#}", (p.Duration.Seconds + p.Duration.Milliseconds / TimeCode.BaseUnit)), p.Text));
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last = p;
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}
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return sb.ToString().Trim().Replace(Environment.NewLine, "\n");
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}
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private static string MakeTimeCode(TimeCode timeCode, Paragraph last)
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{
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double start = 0;
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if (last != null)
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start = last.EndTime.TotalSeconds;
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return string.Format("{0:0.0#}", (timeCode.TotalSeconds - start));
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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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var sb = new StringBuilder();
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foreach (string line in lines)
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{
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string s = line.TrimEnd();
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if (RegexTimeCode1.IsMatch(s) || RegexTimeCode2.IsMatch(s) || RegexTimeCode3.IsMatch(s))
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{
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try
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{
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if (p != null)
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{
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p.Text = sb.ToString().Trim();
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subtitle.Paragraphs.Add(p);
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}
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sb = new StringBuilder();
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string[] arr = s.Split(new[] { ' ' }, StringSplitOptions.RemoveEmptyEntries);
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if (arr.Length == 2)
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{
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double secondsSinceLast = double.Parse(arr[0]);
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double secondsDuration = double.Parse(arr[1]);
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if (subtitle.Paragraphs.Count > 0)
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{
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secondsSinceLast += subtitle.Paragraphs[subtitle.Paragraphs.Count - 1].EndTime.TotalSeconds;
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}
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p = new Paragraph(string.Empty, (int)(Math.Round(secondsSinceLast * TimeCode.BaseUnit)), (int)(Math.Round((secondsSinceLast + secondsDuration) * TimeCode.BaseUnit)));
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}
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}
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catch
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{
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_errorCount++;
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p = null;
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}
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}
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else if (p != null && s.Length > 0)
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{
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sb.AppendLine(s.Trim());
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}
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else if (!string.IsNullOrWhiteSpace(s))
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{
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if (subtitle.Paragraphs.Count == 0 && (s.StartsWith("TITLE=") || s.StartsWith("TITLE=") || s.StartsWith("FILE=") || s.StartsWith("AUTHOR=") ||
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s.StartsWith("TYPE=VIDEO") || s.StartsWith("FORMAT=") || s.StartsWith("NOTE=")))
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{
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}
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else
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{
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_errorCount++;
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}
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}
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}
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if (p != null)
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{
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p.Text = sb.ToString().Trim();
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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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}
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}
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