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 using System.Text.RegularExpressions;\r
   6 \r
   7 namespace Handbrake.Parsing\r
   8 {\r
   9     /// <summary>\r
  10     /// An object represending an AudioTrack associated with a Title, in a DVD\r
  11     /// </summary>\r
  12     public class AudioTrack\r
  13     {\r
  14         private int m_trackNumber;\r
  15         /// <summary>\r
  16         /// The track number of this Audio Track\r
  17         /// </summary>\r
  18         public int TrackNumber\r
  19         {\r
  20             get\r
  21             {\r
  22                 return this.m_trackNumber;\r
  23             }\r
  24         }\r
  25 \r
  26         private string m_language;\r
  27         /// <summary>\r
  28         /// The language (if detected) of this Audio Track\r
  29         /// </summary>\r
  30         public string Language\r
  31         {\r
  32             get\r
  33             {\r
  34                 return this.m_language;\r
  35             }\r
  36         }\r
  37 \r
  38         private string m_format;\r
  39         /// <summary>\r
  40         /// The primary format of this Audio Track\r
  41         /// </summary>\r
  42         public string Format\r
  43         {\r
  44             get\r
  45             {\r
  46                 return this.m_format;\r
  47             }\r
  48         }\r
  49 \r
  50         private string m_subFormat;\r
  51         /// <summary>\r
  52         /// Additional format info for this Audio Track\r
  53         /// </summary>\r
  54         public string SubFormat\r
  55         {\r
  56             get\r
  57             {\r
  58                 return this.m_subFormat;\r
  59             }\r
  60         }\r
  61 \r
  62         private int m_frequency;\r
  63         /// <summary>\r
  64         /// The frequency (in MHz) of this Audio Track\r
  65         /// </summary>\r
  66         public int Frequency\r
  67         {\r
  68             get\r
  69             {\r
  70                 return this.m_frequency;\r
  71             }\r
  72         }\r
  73 \r
  74         private int m_bitrate;\r
  75         /// <summary>\r
  76         /// The bitrate (in kbps) of this Audio Track\r
  77         /// </summary>\r
  78         public int Bitrate\r
  79         {\r
  80             get\r
  81             {\r
  82                 return this.m_bitrate;\r
  83             }\r
  84         }\r
  85 \r
  86         /// <summary>\r
  87         /// Override of the ToString method to make this object easier to use in the UI\r
  88         /// </summary>\r
  89         /// <returns>A string formatted as: {track #} {language} ({format}) ({sub-format})</returns>\r
  90         public override string ToString()\r
  91         {\r
  92             return string.Format("{0} {1} ({2}) ({3})", this.m_trackNumber, this.m_language, this.m_format, this.m_subFormat);\r
  93         }\r
  94 \r
  95         public static AudioTrack Parse(StringReader output)\r
  96         {\r
  97             Match m = Regex.Match(output.ReadLine(), @"^    \+ ([0-9]*), ([A-Za-z0-9]*) \((.*)\) \((.*)\), ([0-9]*)Hz, ([0-9]*)bps");\r
  98             if (m.Success)\r
  99             {\r
 100                 AudioTrack thisTrack = new AudioTrack();\r
 101                 thisTrack.m_trackNumber = int.Parse(m.Groups[1].Value);\r
 102                 thisTrack.m_language = m.Groups[2].Value;\r
 103                 thisTrack.m_format = m.Groups[3].Value;\r
 104                 thisTrack.m_subFormat = m.Groups[4].Value;\r
 105                 thisTrack.m_frequency = int.Parse(m.Groups[5].Value);\r
 106                 thisTrack.m_bitrate = int.Parse(m.Groups[6].Value);\r
 107                 return thisTrack;\r
 108             }\r
 109             else\r
 110             {\r
 111                 return null;\r
 112             }\r
 113         }\r
 114 \r
 115         public static AudioTrack[] ParseList(StringReader output)\r
 116         {\r
 117             List<AudioTrack> tracks = new List<AudioTrack>();\r
 118             while (true)\r
 119             {\r
 120                 AudioTrack thisTrack = AudioTrack.Parse(output);\r
 121                 if (thisTrack != null)\r
 122                 {\r
 123                     tracks.Add(thisTrack);\r
 124                 }\r
 125                 else\r
 126                 {\r
 127                     break;\r
 128                 }\r
 129             }\r
 130             return tracks.ToArray();\r
 131         }\r
 132     }\r
 133 }\r