mirror of
https://github.com/SubtitleEdit/subtitleedit.git
synced 2024-10-27 22:42:38 +01:00
236 lines
9.6 KiB
C#
236 lines
9.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Net;
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using System.Text;
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namespace Nikse.SubtitleEdit.Core.SubtitleFormats
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{
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/// <summary>
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/// http://wam.inrialpes.fr/timesheets/annotations/video.html
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/// </summary>
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public class SmilTimesheetData : SubtitleFormat
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{
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public override string Extension => ".html";
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public override string Name => "SMIL Timesheet";
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public override bool IsMine(List<string> lines, string fileName)
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{
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var sb = new StringBuilder();
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foreach (string l in lines)
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{
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sb.AppendLine(l);
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}
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if (!sb.ToString().Contains(" data-begin"))
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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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public override string ToText(Subtitle subtitle, string title)
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{
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string header =
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@"<!DOCTYPE html>
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<html>
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<head>" + Environment.NewLine +
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"\t<meta charset=\"utf-8\">" + Environment.NewLine +
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"\t<title>SMIL Timesheet</title>" + @"
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</head>
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<body>" + Environment.NewLine +
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"\t<div id=\"media\" data-timecontainer=\"excl\" data-timeaction=\"display\">" + Environment.NewLine +
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"\t\t<video data-syncmaster=\"true\" data-timeaction=\"none\" controls=\"true\" preload=\"auto\">" + Environment.NewLine +
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"\t\t\t<source type=\"video/webm\" src=\"_TITLE_.webm\"/>" + Environment.NewLine +
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"\t\t\t<source type=\"video/ogg\" src=\"_TITLE_.ogv\" />" + Environment.NewLine +
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"\t\t\t<source type=\"video/mp4\" src=\"_TITLE_.mp4\" />" + Environment.NewLine +
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"\t\t\tYour browser does not support the HTML5 <video> tag" + Environment.NewLine +
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"\t\t</video>" + Environment.NewLine;
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const string paragraphWriteFormatOpen = "\t\t<p data-begin=\"{0}\">\r\n{1}\r\n</p>";
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const string paragraphWriteFormat = "\t\t<p data-begin=\"{0}\" data-end=\"{1}\">\r\n{2}\r\n</p>";
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int count = 1;
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var sb = new StringBuilder();
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sb.AppendLine(header.Replace("_TITLE_", title));
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foreach (Paragraph p in subtitle.Paragraphs)
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{
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Paragraph next = subtitle.GetParagraphOrDefault(count);
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string text = p.Text;
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if (next != null && Math.Abs(next.StartTime.TotalMilliseconds - p.EndTime.TotalMilliseconds) < 100)
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{
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sb.AppendLine(string.Format(paragraphWriteFormatOpen, EncodeTime(p.StartTime), text));
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}
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else
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{
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sb.AppendLine(string.Format(paragraphWriteFormat, EncodeTime(p.StartTime), EncodeTime(p.EndTime), text));
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}
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count++;
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}
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sb.AppendLine("\t</div>");
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sb.AppendLine("</body>");
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sb.AppendLine("</html>");
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return sb.ToString().Trim();
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}
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private static string EncodeTime(TimeCode time)
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{
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//3:15:22
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if (time.Hours > 0)
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{
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return $"{time.Hours:00}:{time.Minutes:00}:{time.Seconds:00}.{time.Milliseconds / 10:00}";
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}
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if (time.Minutes > 9)
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{
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return $"{time.Minutes:00}:{time.Seconds:00}.{time.Milliseconds / 10:00}";
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}
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return $"{time.Minutes}:{time.Seconds:00}.{time.Milliseconds / 10:00}";
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}
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private static TimeCode DecodeTimeCode(string[] s)
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{
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if (s.Length == 3)
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{
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return new TimeCode(0, int.Parse(s[0]), int.Parse(s[1]), int.Parse(s[2]) * 10);
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}
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return new TimeCode(int.Parse(s[0]), int.Parse(s[1]), int.Parse(s[2]), int.Parse(s[3]) * 10);
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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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var sb = new StringBuilder();
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foreach (string l in lines)
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{
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sb.AppendLine(l);
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}
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string allInput = sb.ToString();
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string allInputLower = allInput.ToLowerInvariant();
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const string syncTag = "<p ";
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var syncStartPos = allInputLower.IndexOf(syncTag, StringComparison.Ordinal);
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int index = syncStartPos + syncTag.Length;
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var tcBegin = new StringBuilder();
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var tcEnd = new StringBuilder();
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char[] splitChars = { '.', ':' };
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while (syncStartPos >= 0)
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{
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var syncEndPos = allInputLower.IndexOf("</p>", index, StringComparison.Ordinal);
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if (syncEndPos > 0)
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{
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string s = allInput.Substring(syncStartPos + 2, syncEndPos - syncStartPos - 2);
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int indexOfBegin = s.IndexOf(" data-begin=", StringComparison.Ordinal);
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int indexOfAttributesEnd = s.IndexOf('>');
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if (indexOfBegin >= 0 && indexOfAttributesEnd > indexOfBegin)
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{
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string text = s.Substring(indexOfAttributesEnd + 1).Trim();
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text = text.Replace("<br>", Environment.NewLine);
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text = text.Replace("<br/>", Environment.NewLine);
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text = text.Replace("<br />", Environment.NewLine);
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text = text.Replace("\t", " ");
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while (text.Contains(" "))
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{
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text = text.Replace(" ", " ");
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}
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while (text.Contains(Environment.NewLine + " "))
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{
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text = text.Replace(Environment.NewLine + " ", Environment.NewLine);
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}
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while (text.Contains(Environment.NewLine + Environment.NewLine))
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{
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text = text.Replace(Environment.NewLine + Environment.NewLine, Environment.NewLine);
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}
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string begin = s.Substring(indexOfBegin + " data-begin=".Length);
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tcBegin.Clear();
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for (int i = 0; i <= 10; i++)
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{
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if (begin.Length > i && @"0123456789:.".Contains(begin[i]))
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{
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tcBegin.Append(begin[i]);
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}
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}
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tcEnd.Clear();
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var indexOfEnd = s.IndexOf(" data-end=", StringComparison.Ordinal);
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if (indexOfEnd >= 0)
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{
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string end = s.Substring(indexOfEnd + " data-end=".Length);
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for (int i = 0; i <= 10; i++)
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{
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if (end.Length > i && @"0123456789:.".Contains(end[i]))
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{
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tcEnd.Append(end[i]);
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}
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}
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}
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var arr = tcBegin.ToString().Split(splitChars, StringSplitOptions.RemoveEmptyEntries);
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if (arr.Length == 3 || arr.Length == 4)
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{
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var p = new Paragraph { Text = text };
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try
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{
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p.StartTime = DecodeTimeCode(arr);
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if (tcEnd.Length > 0)
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{
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arr = tcEnd.ToString().Split(splitChars, StringSplitOptions.RemoveEmptyEntries);
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p.EndTime = DecodeTimeCode(arr);
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}
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subtitle.Paragraphs.Add(p);
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}
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catch
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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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}
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if (syncEndPos <= 0)
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{
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syncStartPos = -1;
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}
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else
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{
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syncStartPos = allInputLower.IndexOf(syncTag, syncEndPos, StringComparison.Ordinal);
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index = syncStartPos + syncTag.Length;
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}
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}
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index = 1;
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foreach (Paragraph paragraph in subtitle.Paragraphs)
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{
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Paragraph next = subtitle.GetParagraphOrDefault(index);
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if (next != null)
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{
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paragraph.EndTime.TotalMilliseconds = next.StartTime.TotalMilliseconds - 1;
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}
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else if (paragraph.EndTime.TotalMilliseconds < 50)
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{
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paragraph.EndTime.TotalMilliseconds = paragraph.StartTime.TotalMilliseconds + Utilities.GetOptimalDisplayMilliseconds(paragraph.Text);
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}
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if (paragraph.Duration.TotalMilliseconds > Configuration.Settings.General.SubtitleMaximumDisplayMilliseconds)
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{
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paragraph.EndTime.TotalMilliseconds = paragraph.StartTime.TotalMilliseconds + Utilities.GetOptimalDisplayMilliseconds(paragraph.Text);
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}
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index++;
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}
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foreach (Paragraph p2 in subtitle.Paragraphs)
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{
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p2.Text = WebUtility.HtmlDecode(p2.Text);
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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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