win/C#/Parsing/Title.cs

   1 using System;\r
   2 using System.Collections.Generic;\r
   3 using System.Text;\r
   4 using System.Drawing;\r
   5 using System.IO;\r
   6 using System.Windows.Forms;\r
   7 using System.Text.RegularExpressions;\r
   8 \r
   9 namespace Handbrake.Parsing\r
  10 {\r
  11     /// <summary>\r
  12     /// An object that represents a single Title of a DVD\r
  13     /// </summary>\r
  14     public class Title\r
  15     {\r
  16         private List<Chapter> m_chapters;\r
  17         /// <summary>\r
  18         /// Collection of chapters in this Title\r
  19         /// </summary>\r
  20         public List<Chapter> Chapters\r
  21         {\r
  22             get\r
  23             {\r
  24                 return this.m_chapters;\r
  25             }\r
  26         }\r
  27 \r
  28         private List<AudioTrack> m_audioTracks;\r
  29         /// <summary>\r
  30         /// Collection of audio tracks associated with this Title\r
  31         /// </summary>\r
  32         public List<AudioTrack> AudioTracks\r
  33         {\r
  34             get\r
  35             {\r
  36                 return this.m_audioTracks;\r
  37             }\r
  38         }\r
  39 \r
  40         private List<Subtitle> m_subtitles;\r
  41         /// <summary>\r
  42         /// Collection of subtitles associated with this Title\r
  43         /// </summary>\r
  44         public List<Subtitle> Subtitles\r
  45         {\r
  46             get\r
  47             {\r
  48                 return this.m_subtitles;\r
  49             }\r
  50         }\r
  51 \r
  52         private int m_titleNumber;\r
  53         /// <summary>\r
  54         /// The track number of this Title\r
  55         /// </summary>\r
  56         public int TitleNumber\r
  57         {\r
  58             get\r
  59             {\r
  60                 return this.m_titleNumber;\r
  61             }\r
  62         }\r
  63 \r
  64         private TimeSpan m_duration;\r
  65         /// <summary>\r
  66         /// The length in time of this Title\r
  67         /// </summary>\r
  68         public TimeSpan Duration\r
  69         {\r
  70             get\r
  71             {\r
  72                 return this.m_duration;\r
  73             }\r
  74         }\r
  75 \r
  76         private Size m_resolution;\r
  77         /// <summary>\r
  78         /// The resolution (width/height) of this Title\r
  79         /// </summary>\r
  80         public Size Resolution\r
  81         {\r
  82             get\r
  83             {\r
  84                 return this.m_resolution;\r
  85             }\r
  86         }\r
  87 \r
  88         private string m_aspectRatio;\r
  89         /// <summary>\r
  90         /// The aspect ratio of this Title\r
  91         /// </summary>\r
  92         public string AspectRatio\r
  93         {\r
  94             get\r
  95             {\r
  96                 return this.m_aspectRatio;\r
  97             }\r
  98         }\r
  99 \r
 100         private int[] m_autoCrop;\r
 101         /// <summary>\r
 102         /// The automatically detected crop region for this Title.\r
 103         /// This is an int array with 4 items in it as so:\r
 104         /// 0: \r
 105         /// 1: \r
 106         /// 2: \r
 107         /// 3: \r
 108         /// </summary>\r
 109         public int[] AutoCropDimensions\r
 110         {\r
 111             get\r
 112             {\r
 113                 return this.m_autoCrop;\r
 114             }\r
 115         }\r
 116 \r
 117         /// <summary>\r
 118         /// The constructor for this object\r
 119         /// </summary>\r
 120         public Title()\r
 121         {\r
 122             this.m_audioTracks = new List<AudioTrack>();\r
 123             this.m_chapters = new List<Chapter>();\r
 124             this.m_subtitles = new List<Subtitle>();\r
 125         }\r
 126 \r
 127         /// <summary>\r
 128         /// Override of the ToString method to provide an easy way to use this object in the UI\r
 129         /// </summary>\r
 130         /// <returns>A string representing this track in the format: {title #} (00:00:00)</returns>\r
 131         public override string ToString()\r
 132         {\r
 133                    return string.Format("{0} ({1:00}:{2:00}:{3:00})", this.m_titleNumber, this.m_duration.Hours,\r
 134                     this.m_duration.Minutes, this.m_duration.Seconds);\r
 135         }\r
 136 \r
 137 \r
 138         /*\r
 139          * \r
 140          * There is some pretty extensive exception handling in here. A number of people have been seeing random problems.\r
 141          * It just helps pinpointing which line of code is causing the issue.\r
 142          * Can be cut down at a later date.\r
 143          * \r
 144          */\r
 145         public static Title Parse(StringReader output)\r
 146         {\r
 147             Title thisTitle = new Title();\r
 148             try\r
 149             {\r
 150                 Match m = Regex.Match(output.ReadLine(), @"^\+ title ([0-9]*):");\r
 151                 try\r
 152                 {\r
 153                     // Match track number for this title\r
 154                     if (m.Success)\r
 155                     {\r
 156                         //MessageBox.Show(m.Groups[1].Value);\r
 157                         thisTitle.m_titleNumber = int.Parse(m.Groups[1].Value.Trim().ToString()); \r
 158                         //.Trim().ToString() Not sure why this is needed but some systems seem to get a rogue \r
 159                     }\r
 160                                     }\r
 161                 catch (Exception exc)\r
 162                 {\r
 163                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 164                     {\r
 165                         MessageBox.Show("Title.cs - Track Number " + exc.ToString());\r
 166                     }\r
 167                 }\r
 168 \r
 169                 output.ReadLine();\r
 170 \r
 171                 // Get duration for this title\r
 172                 try\r
 173                 {\r
 174                     m = Regex.Match(output.ReadLine(), @"^  \+ duration: ([0-9]{2}:[0-9]{2}:[0-9]{2})");\r
 175                     if (m.Success)\r
 176                     {\r
 177                         thisTitle.m_duration = TimeSpan.Parse(m.Groups[1].Value);\r
 178                     }\r
 179                 }\r
 180                 catch (Exception exc)\r
 181                 {\r
 182                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 183                     {\r
 184                         MessageBox.Show("Title.cs - Duration " + exc.ToString());\r
 185                     }\r
 186                 }\r
 187 \r
 188                 try\r
 189                 {\r
 190                     // Get resolution, aspect ratio and FPS for this title\r
 191                     m = Regex.Match(output.ReadLine(), @"^  \+ size: ([0-9]*)x([0-9]*), aspect: ([0-9]*\.[0-9]*), ([0-9]*\.[0-9]*) fps");\r
 192                     if (m.Success)\r
 193                     {\r
 194                         thisTitle.m_resolution = new Size(int.Parse(m.Groups[1].Value), int.Parse(m.Groups[2].Value));\r
 195                         thisTitle.m_aspectRatio = m.Groups[3].ToString(); // Converted to a String from float. Caused issue on french systems\r
 196                         // French system floats are 1,78 not 1.78 and the CLI always outputs a . \r
 197                     }\r
 198                 }\r
 199                 catch (Exception exc)\r
 200                 {\r
 201                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 202                     {\r
 203                         MessageBox.Show("Title.cs - Resolution and Aspect " + exc.ToString());\r
 204                     }\r
 205                 }\r
 206 \r
 207                 try\r
 208                 {\r
 209                     // Get autocrop region for this title\r
 210                     m = Regex.Match(output.ReadLine(), @"^  \+ autocrop: ([0-9]*)/([0-9]*)/([0-9]*)/([0-9]*)");\r
 211                     if (m.Success)\r
 212                     {\r
 213                         thisTitle.m_autoCrop = new int[4] { int.Parse(m.Groups[1].Value), int.Parse(m.Groups[2].Value), int.Parse(m.Groups[3].Value), int.Parse(m.Groups[4].Value) };\r
 214                     }\r
 215                 }\r
 216                 catch (Exception exc)\r
 217                 {\r
 218                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 219                     {\r
 220                         MessageBox.Show("Title.cs - Auto Crop " + exc.ToString());\r
 221                     }\r
 222                 }\r
 223 \r
 224 \r
 225                 try\r
 226                 {\r
 227                     thisTitle.m_chapters.AddRange(Chapter.ParseList(output));\r
 228                 }\r
 229                 catch (Exception exc)\r
 230                 {\r
 231                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 232                     {\r
 233                         MessageBox.Show("Title.cs - Chapters EXC " + exc.ToString());\r
 234                     }\r
 235                 }\r
 236 \r
 237                 try\r
 238                 {\r
 239                     thisTitle.m_audioTracks.AddRange(AudioTrack.ParseList(output));\r
 240                 }\r
 241                 catch (Exception exc)\r
 242                 {\r
 243                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 244                     {\r
 245                         MessageBox.Show("Title.cs - Audio EXC " + exc.ToString());\r
 246                     }\r
 247                 }\r
 248 \r
 249                 try\r
 250                 {\r
 251                     thisTitle.m_subtitles.AddRange(Subtitle.ParseList(output));\r
 252                 }\r
 253                 catch (Exception exc)\r
 254                 {\r
 255                     if (Properties.Settings.Default.GuiDebug == "Checked")\r
 256                     {\r
 257                         MessageBox.Show("Title.cs - Subtitles EXC " + exc.ToString());\r
 258                     }\r
 259                 }\r
 260             }\r
 261             catch (Exception exc)\r
 262             {\r
 263                 if (Properties.Settings.Default.GuiDebug == "Checked")\r
 264                 {\r
 265                     MessageBox.Show("Title.cs - Parse " + exc.ToString());\r
 266                 }\r
 267             }\r
 268      \r
 269         \r
 270             return thisTitle;\r
 271         }\r
 272 \r
 273         public static Title[] ParseList(string output)\r
 274         {\r
 275             List<Title> titles = new List<Title>();\r
 276             try\r
 277             {\r
 278                 StringReader sr = new StringReader(output);\r
 279                 while ((char)sr.Peek() == '+')\r
 280                 {\r
 281                     titles.Add(Title.Parse(sr));\r
 282                 }\r
 283             }\r
 284             catch (Exception exc)\r
 285             {\r
 286                 if (Properties.Settings.Default.GuiDebug == "Checked")\r
 287                 {\r
 288                     MessageBox.Show("Title.cs - ParseList " + exc.ToString());\r
 289                 }\r
 290             }\r
 291             return titles.ToArray();\r
 292         }\r
 293     }\r
 294 }\r