win/C#/Parsing/AudioTrack.cs

   1 using System;\r
   2 using System.Collections.Generic;\r
   3 using System.Text;\r
   4 using System.IO;\r
   5 \r
   6 namespace Handbrake.Parsing\r
   7 {\r
   8     /// <summary>\r
   9     /// An object represending an AudioTrack associated with a Title, in a DVD\r
  10     /// </summary>\r
  11     public class AudioTrack\r
  12     {\r
  13         private int m_trackNumber;\r
  14         /// <summary>\r
  15         /// The track number of this Audio Track\r
  16         /// </summary>\r
  17         public int TrackNumber\r
  18         {\r
  19             get\r
  20             {\r
  21                 return this.m_trackNumber;\r
  22             }\r
  23         }\r
  24 \r
  25         private string m_language;\r
  26         /// <summary>\r
  27         /// The language (if detected) of this Audio Track\r
  28         /// </summary>\r
  29         public string Language\r
  30         {\r
  31             get\r
  32             {\r
  33                 return this.m_language;\r
  34             }\r
  35         }\r
  36 \r
  37         private string m_format;\r
  38         /// <summary>\r
  39         /// The primary format of this Audio Track\r
  40         /// </summary>\r
  41         public string Format\r
  42         {\r
  43             get\r
  44             {\r
  45                 return this.m_format;\r
  46             }\r
  47         }\r
  48 \r
  49         private string m_subFormat;\r
  50         /// <summary>\r
  51         /// Additional format info for this Audio Track\r
  52         /// </summary>\r
  53         public string SubFormat\r
  54         {\r
  55             get\r
  56             {\r
  57                 return this.m_subFormat;\r
  58             }\r
  59         }\r
  60 \r
  61         private int m_frequency;\r
  62         /// <summary>\r
  63         /// The frequency (in MHz) of this Audio Track\r
  64         /// </summary>\r
  65         public int Frequency\r
  66         {\r
  67             get\r
  68             {\r
  69                 return this.m_frequency;\r
  70             }\r
  71         }\r
  72 \r
  73         private int m_bitrate;\r
  74         /// <summary>\r
  75         /// The bitrate (in kbps) of this Audio Track\r
  76         /// </summary>\r
  77         public int Bitrate\r
  78         {\r
  79             get\r
  80             {\r
  81                 return this.m_bitrate;\r
  82             }\r
  83         }\r
  84 \r
  85         /// <summary>\r
  86         /// Override of the ToString method to make this object easier to use in the UI\r
  87         /// </summary>\r
  88         /// <returns>A string formatted as: {track #} {language} ({format}) ({sub-format})</returns>\r
  89         public override string ToString()\r
  90         {\r
  91             return string.Format("{0} {1} ({2}) ({3})", this.m_trackNumber, this.m_language, this.m_format, this.m_subFormat);\r
  92         }\r
  93 \r
  94         public static AudioTrack Parse(StreamReader output)\r
  95         {\r
  96             string curLine = output.ReadLine();\r
  97             if (!curLine.Contains("  + subtitle tracks:"))\r
  98             {\r
  99                 AudioTrack thisTrack = new AudioTrack();\r
 100                 string[] splitter = curLine.Split(new string[] { "    + ", ", ", " (", ") (", " ch", "), ", "Hz, ", "bps" }, StringSplitOptions.RemoveEmptyEntries);\r
 101                 thisTrack.m_trackNumber = int.Parse(splitter[0]);\r
 102                 thisTrack.m_language = splitter[1];\r
 103                 thisTrack.m_format = splitter[2];\r
 104                 /*\r
 105                  * Problem 2\r
 106                  * Field 'Handbrake.frmMain.hbProc' is never assigned to, and will always have it's default value null.\r
 107                  * This happens with "AllAudios.iso" which is a test file. http://www.sr88.co.uk/AllAudios.iso  (~95MB)\r
 108                  */\r
 109 \r
 110                 thisTrack.m_subFormat = splitter[3];\r
 111                 thisTrack.m_frequency = int.Parse(splitter[4]);\r
 112                 thisTrack.m_bitrate = int.Parse(splitter[5]);\r
 113                 return thisTrack;\r
 114             }\r
 115             else\r
 116             {\r
 117                 return null;\r
 118             }\r
 119         }\r
 120 \r
 121         public static AudioTrack[] ParseList(StreamReader output)\r
 122         {\r
 123             List<AudioTrack> tracks = new List<AudioTrack>();\r
 124             while (true) // oh glorious hack, serve me well\r
 125             {\r
 126                 AudioTrack thisTrack = AudioTrack.Parse(output);\r
 127                 if (thisTrack != null)\r
 128                 {\r
 129                     tracks.Add(thisTrack);\r
 130                 }\r
 131                 else\r
 132                 {\r
 133                     break;\r
 134                 }\r
 135             }\r
 136             return tracks.ToArray();\r
 137         }\r
 138     }\r
 139 }\r