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Add read support of combined ttml files - thx Martin :)

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niksedk 2021-10-20 15:57:32 +02:00
parent 38db1112f3
commit 242e1b4d2e
2 changed files with 111 additions and 0 deletions
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110
src/libse/SubtitleFormats/CombinedXml.cs Normal file
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@ -0,0 +1,110 @@
using Nikse.SubtitleEdit.Core.Common;
using System;
using System.Collections.Generic;
using System.Text;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
/// <summary>
/// .CHK subtitle file format - 128 bytes blocks, first byte in block is id (01==text)
/// </summary>
public class CombinedXml : SubtitleFormat
{
private const string findString = "<?xml version=\"1.0\" encoding=\"utf-8\"?>";
public override string Extension => ".xml";
public const string NameOfFormat = "Combined xml";
public override string Name => NameOfFormat;
public override bool IsMine(List<string> lines, string fileName)
{
var sb = new StringBuilder();
lines.ForEach(line => sb.AppendLine(line));
var searchText = sb.ToString();
var idx = searchText.IndexOf(findString, StringComparison.Ordinal);
if (idx < 0)
{
return false;
}
if (searchText.Length > idx + findString.Length + 1 && searchText.IndexOf(findString, idx, StringComparison.Ordinal) >= 0)
{
var subtitle = new Subtitle();
LoadSubtitle(subtitle, lines, fileName);
return subtitle.Paragraphs.Count > _errorCount;
}
return false;
}
public override string ToText(Subtitle subtitle, string title)
{
return "Not implemented!";
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
subtitle.Paragraphs.Clear();
var sb = new StringBuilder();
lines.ForEach(line => sb.AppendLine(line));
var searchText = sb.ToString();
var idx = searchText.IndexOf(findString, StringComparison.Ordinal);
var start = idx;
var parts = new List<string>();
while (idx >= 0)
{
if (idx > start)
{
var part = searchText.Substring(start, idx - start).Trim();
parts.Add(part);
start = idx;
}
if (idx + findString.Length >= searchText.Length)
{
break;
}
idx = searchText.IndexOf(findString, idx + findString.Length, StringComparison.Ordinal);
if (idx < 0)
{
var part = searchText.Substring(start).Trim();
parts.Add(part);
}
}
var formats = new List<SubtitleFormat>
{
new TimedText10(),
new NetflixTimedText(),
new ItunesTimedText(),
};
foreach (var xml in parts)
{
var xmlLines = xml.SplitToLines();
foreach (var format in formats)
{
if (format.IsMine(xmlLines, fileName))
{
var sub = new Subtitle();
format.LoadSubtitle(sub, xmlLines, fileName);
subtitle.Paragraphs.AddRange(sub.Paragraphs);
}
}
}
var merged = MergeLinesSameTextUtils.MergeLinesWithSameTextInSubtitle(subtitle, false, 250);
if (merged.Paragraphs.Count < subtitle.Paragraphs.Count)
{
subtitle.Paragraphs.Clear();
subtitle.Paragraphs.AddRange(merged.Paragraphs);
}
subtitle.Renumber();
}
}
}

1
src/libse/SubtitleFormats/SubtitleFormat.cs
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@ -649,6 +649,7 @@ namespace Nikse.SubtitleEdit.Core.SubtitleFormats
new JsonArchtime(),
new MacCaption10(),
new Rdf1(),
new CombinedXml(),
};
}