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Add new subtitle (dv) format - thx George :)

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Nikolaj Olsson 2020-08-23 10:43:43 +02:00
parent 9212ddafa3
commit 45fbd944eb
3 changed files with 125 additions and 0 deletions
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1
Changelog.txt
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@ -6,6 +6,7 @@
* Add new subtitle (Excel) format - thx Jecy
* Add new subtitle (json) format - thx Maksim
* Add new subtitle format FCP Xml 1.8 - thx Maria
* Add new subtitle (dv) format - thx George
* Add shortcuts for Tools menu items Split/Append/Join - thx z3us
* Add shortcuts for "Merge line with same text/time-code" - thx Mike
* Add shortcuts "Set end and pause" + "Export to PAC" - thx Milenko

123
libse/SubtitleFormats/DvSubtitle.cs Normal file
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@ -0,0 +1,123 @@
using System.Collections.Generic;
using System.Text;
using System.Text.RegularExpressions;
namespace Nikse.SubtitleEdit.Core.SubtitleFormats
{
public class DvSubtitle : SubtitleFormat
{
private static readonly Regex LinePattern = new Regex(@"^c 1 \d{8} \d{8} .+", RegexOptions.Compiled);
public override string Extension => ".dv";
public override string Name => "DV Subtitle";
public override bool IsTimeBased => false;
public override bool IsMine(List<string> lines, string fileName)
{
var okCount = 0;
var errors = 0;
foreach (var line in lines)
{
if (!string.IsNullOrWhiteSpace(line) && line.StartsWith('c') && LinePattern.IsMatch(line))
{
okCount++;
}
else
{
errors++;
}
}
return okCount > errors;
}
public override string ToText(Subtitle subtitle, string title)
{
var sb = new StringBuilder();
foreach (var p in subtitle.Paragraphs)
{
sb.AppendLine($"c 1 {MillisecondsToFrames(p.StartTime.TotalMilliseconds):00000000} {MillisecondsToFrames(p.EndTime.TotalMilliseconds):00000000} {WriteText(p.Text)} 0");
}
return sb.ToString().Trim();
}
private static string WriteText(string text)
{
var sb = new StringBuilder();
var lines = text.SplitToLines();
foreach (var line in lines)
{
if (sb.Length > 0)
{
sb.Append(' ');
}
sb.Append('\'');
sb.Append(line);
sb.Append('\'');
}
if (lines.Count == 1)
{
sb.Append(" ''");
}
return sb.ToString();
}
public override void LoadSubtitle(Subtitle subtitle, List<string> lines, string fileName)
{
_errorCount = 0;
foreach (var line in lines)
{
if (!string.IsNullOrWhiteSpace(line) && line.StartsWith('c') && LinePattern.IsMatch(line))
{
var arr = line.Split();
if (long.TryParse(arr[2], out var start) && long.TryParse(arr[3], out var end))
{
var text = ReadText(line.Remove(0, 22));
subtitle.Paragraphs.Add(new Paragraph(text, FramesToMilliseconds(start), FramesToMilliseconds(end)));
}
else
{
_errorCount++;
}
}
else
{
_errorCount++;
}
if (_errorCount > 25)
{
return;
}
}
subtitle.Renumber();
}
private string ReadText(string input)
{
var arr = input.TrimEnd('0').Replace("' '", "\n").SplitToLines();
var sb = new StringBuilder();
for (var index = 0; index < arr.Count; index++)
{
var line = arr[index].Trim();
if (index == 0 && line.StartsWith('\''))
{
line = line.Remove(0, 1);
}
else if (index == arr.Count - 1 && line.EndsWith('\''))
{
line = line.Remove(line.Length - 1);
}
sb.AppendLine(line);
}
return sb.ToString().Trim();
}
}
}

1
libse/SubtitleFormats/SubtitleFormat.cs
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@ -64,6 +64,7 @@ namespace Nikse.SubtitleEdit.Core.SubtitleFormats
new DvdStudioProSpace(),
new DvdSubtitle(),
new DvdSubtitleSystem(),
new DvSubtitle(),
new Ebu(),
new Edl(),
new Eeg708(),