-using System;\r
-using System.Collections.Generic;\r
-using System.Text;\r
-using System.IO;\r
+/* Parser.cs $\r
+ This file is part of the HandBrake source code.\r
+ Homepage: <http://handbrake.fr>.\r
+ It may be used under the terms of the GNU General Public License. */\r
\r
namespace Handbrake.Parsing\r
{\r
+ using System;\r
+ using System.Globalization;\r
+ using System.IO;\r
+ using System.Text;\r
+ using System.Text.RegularExpressions;\r
+\r
/// <summary>\r
/// A delegate to handle custom events regarding data being parsed from the buffer\r
/// </summary>\r
- /// <param name="Sender">The object which raised this delegate</param>\r
- /// <param name="Data">The data parsed from the stream</param>\r
- public delegate void DataReadEventHandler(object Sender, string Data);\r
+ /// <param name="sender">The object which raised this delegate</param>\r
+ /// <param name="data">The data parsed from the stream</param>\r
+ public delegate void DataReadEventHandler(object sender, string data);\r
+\r
+ /// <summary>\r
+ /// A delegate to handle events regarding progress during DVD scanning\r
+ /// </summary>\r
+ /// <param name="sender">The object who's raising the event</param>\r
+ /// <param name="currentTitle">The title number currently being processed</param>\r
+ /// <param name="titleCount">The total number of titiles to be processed</param>\r
+ public delegate void ScanProgressEventHandler(object sender, int currentTitle, int titleCount);\r
+\r
+ /// <summary>\r
+ /// A delegate to handle encode progress updates // EXPERIMENTAL\r
+ /// </summary>\r
+ /// <param name="sender">The object which raised the event</param>\r
+ /// <param name="currentTask">The current task being processed from the queue</param>\r
+ /// <param name="taskCount">The total number of tasks in queue</param>\r
+ /// <param name="percentComplete">The percentage this task is complete</param>\r
+ /// <param name="currentFps">The current encoding fps</param>\r
+ /// <param name="averageFps">The average encoding fps for this task</param>\r
+ /// <param name="timeRemaining">The estimated time remaining for this task to complete</param>\r
+ public delegate void EncodeProgressEventHandler(object sender, int currentTask, int taskCount, float percentComplete, float currentFps, float averageFps, TimeSpan timeRemaining);\r
+\r
\r
/// <summary>\r
/// A simple wrapper around a StreamReader to keep track of the entire output from a cli process\r
/// </summary>\r
internal class Parser : StreamReader\r
{\r
- private string m_buffer;\r
/// <summary>\r
- /// The output from the CLI process\r
+ /// The Buffer StringBuilder\r
/// </summary>\r
- public string Buffer\r
+ private StringBuilder buffer = new StringBuilder(string.Empty);\r
+\r
+ /// <summary>\r
+ /// Initializes a new instance of the <see cref="Parser"/> class. \r
+ /// Default constructor for this object\r
+ /// </summary>\r
+ /// <param name="baseStream">\r
+ /// The stream to parse from\r
+ /// </param>\r
+ public Parser(Stream baseStream) : base(baseStream)\r
{\r
- get\r
- {\r
- return this.m_buffer;\r
- }\r
}\r
\r
/// <summary>\r
/// Raised upon a new line being read from stdout/stderr\r
/// </summary>\r
- public static event DataReadEventHandler OnReadLine;\r
+ public event DataReadEventHandler OnReadLine;\r
\r
/// <summary>\r
/// Raised upon the entire stdout/stderr stream being read in a single call\r
/// </summary>\r
- public static event DataReadEventHandler OnReadToEnd;\r
+ public event DataReadEventHandler OnReadToEnd;\r
\r
- public Parser(Stream baseStream) : base(baseStream)\r
+ /// <summary>\r
+ /// Raised upon the catching of a "Scanning title # of #..." in the stream\r
+ /// </summary>\r
+ public event ScanProgressEventHandler OnScanProgress;\r
+\r
+ /// <summary>\r
+ /// Raised upon the catching of a "Scanning title # of #..." in the stream\r
+ /// </summary>\r
+ public event EncodeProgressEventHandler OnEncodeProgress;\r
+\r
+ /// <summary>\r
+ /// Gets the buffer of data that came from the CLI standard input/error\r
+ /// </summary>\r
+ public string Buffer\r
{\r
- this.m_buffer = string.Empty;\r
+ get { return buffer.ToString(); }\r
}\r
\r
+ /// <summary>\r
+ /// Read a line from standard in/err\r
+ /// </summary>\r
+ /// <returns>\r
+ /// The read line\r
+ /// </returns>\r
public override string ReadLine()\r
{\r
string tmp = base.ReadLine();\r
- this.m_buffer += tmp;\r
+\r
+ buffer.Append(tmp + Environment.NewLine);\r
+\r
+ Match m = null;\r
+ if (tmp.Contains("Scanning title"))\r
+ m = Regex.Match(tmp, "^Scanning title ([0-9]*) of ([0-9]*)");\r
+\r
if (OnReadLine != null)\r
- {\r
OnReadLine(this, tmp);\r
- }\r
+\r
+ if (m != null)\r
+ if (m.Success && OnScanProgress != null)\r
+ OnScanProgress(this, int.Parse(m.Groups[1].Value), int.Parse(m.Groups[2].Value));\r
+\r
return tmp;\r
}\r
\r
+ /// <summary>\r
+ /// Read to the end of the input stream\r
+ /// </summary>\r
+ /// <returns>\r
+ /// A string of the input data\r
+ /// </returns>\r
public override string ReadToEnd()\r
{\r
string tmp = base.ReadToEnd();\r
- this.m_buffer += tmp;\r
+\r
+ buffer.Append(tmp + Environment.NewLine);\r
+\r
if (OnReadToEnd != null)\r
- {\r
OnReadToEnd(this, tmp);\r
- }\r
+\r
return tmp;\r
}\r
+\r
+ /// <summary>\r
+ /// Pase the CLI status output (from standard output)\r
+ /// </summary>\r
+ public void ReadEncodeStatus()\r
+ {\r
+ CultureInfo culture = CultureInfo.CreateSpecificCulture("en-US");\r
+ string tmp = base.ReadLine();\r
+\r
+ Match m = Regex.Match(tmp, @"^Encoding: task ([0-9]*) of ([0-9]*), ([0-9]*\.[0-9]*) %( \(([0-9]*\.[0-9]*) fps, avg ([0-9]*\.[0-9]*) fps, ETA ([0-9]{2})h([0-9]{2})m([0-9]{2})s\))?");\r
+ if (m.Success && OnEncodeProgress != null)\r
+ {\r
+ int currentTask = int.Parse(m.Groups[1].Value);\r
+ int totalTasks = int.Parse(m.Groups[2].Value);\r
+ float percent = float.Parse(m.Groups[3].Value, culture);\r
+ float currentFps = m.Groups[5].Value == string.Empty ? 0.0F : float.Parse(m.Groups[5].Value, culture);\r
+ float avgFps = m.Groups[6].Value == string.Empty ? 0.0F : float.Parse(m.Groups[6].Value, culture);\r
+ TimeSpan remaining = TimeSpan.Zero;\r
+ if (m.Groups[7].Value != string.Empty)\r
+ {\r
+ remaining = TimeSpan.Parse(m.Groups[7].Value + ":" + m.Groups[8].Value + ":" + m.Groups[9].Value);\r
+ }\r
+ OnEncodeProgress(this, currentTask, totalTasks, percent, currentFps, avgFps, remaining);\r
+ }\r
+ }\r
}\r
-}\r
+}
\ No newline at end of file