SubtitleEdit/libse/SubtitleFormats/UnknownSubtitle53.cs

115 lines
3.9 KiB
C#

using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
public class UnknownSubtitle53 : SubtitleFormat
{
private static readonly Regex RegexTimeCodes = new Regex(@"^\d\d\:\d\d\:\d\d\:\d\d [^ ]+", RegexOptions.Compiled);
public override string Extension
{
get { return ".txt"; }
}
public override string Name
{
get { return "Unknown 53"; }
}
public override bool IsTimeBased
{
get { return true; }
}
public override bool IsMine(List<string> lines, string fileName)
{
Subtitle subtitle = new Subtitle();
LoadSubtitle(subtitle, lines, fileName);
return subtitle.Paragraphs.Count > _errorCount;
}
public override string ToText(Subtitle subtitle, string title)
{
//10:56:54:12 FEATURING BRIAN LORENTE AND THE
//10:56:59:18 USUAL SUSPECTS.
//10:57:15:18 \M
//10:57:20:07 >> HOW WE DOING TONIGHT,
//10:57:27:17 MICHIGAN?
var sb = new StringBuilder();
foreach (Paragraph p in subtitle.Paragraphs)
{
string text = HtmlUtil.RemoveHtmlTags(p.Text).Replace("♪", "\\M");
sb.AppendLine(EncodeTimeCode(p.StartTime) + " " + text);
}
return sb.ToString().Trim();
}
private static string EncodeTimeCode(TimeCode timeCode)
{
return string.Format("{0:00}:{1:00}:{2:00}:{3:00}", timeCode.Hours, timeCode.Minutes, timeCode.Seconds, MillisecondsToFramesMaxFrameRate(timeCode.Milliseconds));
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
Paragraph p = null;
foreach (string line in lines)
{
string s = line.Trim();
if (RegexTimeCodes.Match(s).Success)
{
if (p != null && !string.IsNullOrEmpty(p.Text))
subtitle.Paragraphs.Add(p);
p = new Paragraph();
try
{
string[] arr = s.Substring(0, 11).Split(':');
if (arr.Length == 4)
{
p.StartTime = DecodeTimeCodeFramesFourParts(arr);
string text = s.Substring(11).Trim();
p.Text = text;
if (text.Length > 1 && Utilities.IsInteger(text.Substring(0, 2)))
_errorCount++;
}
}
catch
{
_errorCount++;
}
}
else if (s.Length > 0)
{
_errorCount++;
}
}
if (p != null && !string.IsNullOrEmpty(p.Text))
subtitle.Paragraphs.Add(p);
int index = 1;
foreach (Paragraph paragraph in subtitle.Paragraphs)
{
paragraph.Text = paragraph.Text.Replace("\\M", "♪");
Paragraph next = subtitle.GetParagraphOrDefault(index);
if (next != null)
{
paragraph.EndTime.TotalMilliseconds = next.StartTime.TotalMilliseconds - 1;
}
else
{
paragraph.EndTime.TotalMilliseconds = paragraph.StartTime.TotalMilliseconds + Utilities.GetOptimalDisplayMilliseconds(paragraph.Text);
}
index++;
}
subtitle.RemoveEmptyLines();
}
}
}