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Diffstat (limited to 'MediaBrowser.MediaEncoding/Subtitles/AssParser.cs')
| -rw-r--r-- | MediaBrowser.MediaEncoding/Subtitles/AssParser.cs | 120 |
1 files changed, 0 insertions, 120 deletions
diff --git a/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs b/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs deleted file mode 100644 index 6d723a087..000000000 --- a/MediaBrowser.MediaEncoding/Subtitles/AssParser.cs +++ /dev/null @@ -1,120 +0,0 @@ -using MediaBrowser.Model.Extensions; -using System; -using System.Collections.Generic; -using System.Globalization; -using System.IO; -using System.Linq; -using System.Text.RegularExpressions; -using System.Threading; -using MediaBrowser.Model.MediaInfo; - -namespace MediaBrowser.MediaEncoding.Subtitles -{ - public class AssParser : ISubtitleParser - { - private readonly CultureInfo _usCulture = new CultureInfo("en-US"); - - public SubtitleTrackInfo Parse(Stream stream, CancellationToken cancellationToken) - { - var trackInfo = new SubtitleTrackInfo(); - var eventIndex = 1; - using (var reader = new StreamReader(stream)) - { - string line; - while (reader.ReadLine() != "[Events]") - {} - var headers = ParseFieldHeaders(reader.ReadLine()); - - while ((line = reader.ReadLine()) != null) - { - cancellationToken.ThrowIfCancellationRequested(); - - if (string.IsNullOrWhiteSpace(line)) - { - continue; - } - if(line.StartsWith("[")) - break; - if(string.IsNullOrEmpty(line)) - continue; - var subEvent = new SubtitleTrackEvent { Id = eventIndex.ToString(_usCulture) }; - eventIndex++; - var sections = line.Substring(10).Split(','); - - subEvent.StartPositionTicks = GetTicks(sections[headers["Start"]]); - subEvent.EndPositionTicks = GetTicks(sections[headers["End"]]); - - subEvent.Text = string.Join(",", sections.Skip(headers["Text"])); - RemoteNativeFormatting(subEvent); - - subEvent.Text = subEvent.Text.Replace("\\n", ParserValues.NewLine, StringComparison.OrdinalIgnoreCase); - - subEvent.Text = Regex.Replace(subEvent.Text, @"\{(\\[\w]+\(?([\w\d]+,?)+\)?)+\}", string.Empty, RegexOptions.IgnoreCase); - - trackInfo.TrackEvents.Add(subEvent); - } - } - return trackInfo; - } - - long GetTicks(string time) - { - TimeSpan span; - return TimeSpan.TryParseExact(time, @"h\:mm\:ss\.ff", _usCulture, out span) - ? span.Ticks: 0; - } - - private Dictionary<string,int> ParseFieldHeaders(string line) { - var fields = line.Substring(8).Split(',').Select(x=>x.Trim()).ToList(); - - var result = new Dictionary<string, int> { - {"Start", fields.IndexOf("Start")}, - {"End", fields.IndexOf("End")}, - {"Text", fields.IndexOf("Text")} - }; - return result; - } - - /// <summary> - /// Credit: https://github.com/SubtitleEdit/subtitleedit/blob/master/src/Logic/SubtitleFormats/AdvancedSubStationAlpha.cs - /// </summary> - private void RemoteNativeFormatting(SubtitleTrackEvent p) - { - int indexOfBegin = p.Text.IndexOf('{'); - string pre = string.Empty; - while (indexOfBegin >= 0 && p.Text.IndexOf('}') > indexOfBegin) - { - string s = p.Text.Substring(indexOfBegin); - if (s.StartsWith("{\\an1}", StringComparison.Ordinal) || - s.StartsWith("{\\an2}", StringComparison.Ordinal) || - s.StartsWith("{\\an3}", StringComparison.Ordinal) || - s.StartsWith("{\\an4}", StringComparison.Ordinal) || - s.StartsWith("{\\an5}", StringComparison.Ordinal) || - s.StartsWith("{\\an6}", StringComparison.Ordinal) || - s.StartsWith("{\\an7}", StringComparison.Ordinal) || - s.StartsWith("{\\an8}", StringComparison.Ordinal) || - s.StartsWith("{\\an9}", StringComparison.Ordinal)) - { - pre = s.Substring(0, 6); - } - else if (s.StartsWith("{\\an1\\", StringComparison.Ordinal) || - s.StartsWith("{\\an2\\", StringComparison.Ordinal) || - s.StartsWith("{\\an3\\", StringComparison.Ordinal) || - s.StartsWith("{\\an4\\", StringComparison.Ordinal) || - s.StartsWith("{\\an5\\", StringComparison.Ordinal) || - s.StartsWith("{\\an6\\", StringComparison.Ordinal) || - s.StartsWith("{\\an7\\", StringComparison.Ordinal) || - s.StartsWith("{\\an8\\", StringComparison.Ordinal) || - s.StartsWith("{\\an9\\", StringComparison.Ordinal)) - { - pre = s.Substring(0, 5) + "}"; - } - int indexOfEnd = p.Text.IndexOf('}'); - p.Text = p.Text.Remove(indexOfBegin, (indexOfEnd - indexOfBegin) + 1); - - indexOfBegin = p.Text.IndexOf('{'); - } - p.Text = pre + p.Text; - } - } -} |
