| | 1 | | using System; |
| | 2 | | using System.Globalization; |
| | 3 | | using System.IO; |
| | 4 | | using System.Text; |
| | 5 | | using System.Text.RegularExpressions; |
| | 6 | | using System.Threading; |
| | 7 | | using MediaBrowser.Model.MediaInfo; |
| | 8 | |
|
| | 9 | | namespace MediaBrowser.MediaEncoding.Subtitles |
| | 10 | | { |
| | 11 | | /// <summary> |
| | 12 | | /// SSA subtitle writer. |
| | 13 | | /// </summary> |
| | 14 | | public partial class SsaWriter : ISubtitleWriter |
| | 15 | | { |
| | 16 | | [GeneratedRegex(@"\n", RegexOptions.IgnoreCase)] |
| | 17 | | private static partial Regex NewLineRegex(); |
| | 18 | |
|
| | 19 | | /// <inheritdoc /> |
| | 20 | | public void Write(SubtitleTrackInfo info, Stream stream, CancellationToken cancellationToken) |
| | 21 | | { |
| 0 | 22 | | using (var writer = new StreamWriter(stream, Encoding.UTF8, 1024, true)) |
| | 23 | | { |
| 0 | 24 | | var trackEvents = info.TrackEvents; |
| 0 | 25 | | var timeFormat = @"hh\:mm\:ss\.ff"; |
| | 26 | |
|
| | 27 | | // Write SSA header |
| 0 | 28 | | writer.WriteLine("[Script Info]"); |
| 0 | 29 | | writer.WriteLine("Title: Jellyfin transcoded SSA subtitle"); |
| 0 | 30 | | writer.WriteLine("ScriptType: v4.00"); |
| 0 | 31 | | writer.WriteLine(); |
| 0 | 32 | | writer.WriteLine("[V4 Styles]"); |
| 0 | 33 | | writer.WriteLine("Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, TertiaryColour, Back |
| 0 | 34 | | writer.WriteLine("Style: Default,Arial,20,&H00FFFFFF,&H00FFFFFF,&H19333333,&H19333333,0,0,0,1,0,2,10,10, |
| 0 | 35 | | writer.WriteLine(); |
| 0 | 36 | | writer.WriteLine("[Events]"); |
| 0 | 37 | | writer.WriteLine("Format: Layer, Start, End, Style, Text"); |
| | 38 | |
|
| 0 | 39 | | for (int i = 0; i < trackEvents.Count; i++) |
| | 40 | | { |
| 0 | 41 | | cancellationToken.ThrowIfCancellationRequested(); |
| | 42 | |
|
| 0 | 43 | | var trackEvent = trackEvents[i]; |
| 0 | 44 | | var startTime = TimeSpan.FromTicks(trackEvent.StartPositionTicks).ToString(timeFormat, CultureInfo.I |
| 0 | 45 | | var endTime = TimeSpan.FromTicks(trackEvent.EndPositionTicks).ToString(timeFormat, CultureInfo.Invar |
| 0 | 46 | | var text = NewLineRegex().Replace(trackEvent.Text, "\\n"); |
| | 47 | |
|
| 0 | 48 | | writer.WriteLine( |
| 0 | 49 | | "Dialogue: 0,{0},{1},Default,{2}", |
| 0 | 50 | | startTime, |
| 0 | 51 | | endTime, |
| 0 | 52 | | text); |
| | 53 | | } |
| 0 | 54 | | } |
| 0 | 55 | | } |
| | 56 | | } |
| | 57 | | } |