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/* Title.cs $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.fr>.
It may be used under the terms of the GNU General Public License. */
namespace HandBrake.ApplicationServices.Parsing
{
using System;
using System.Collections.Generic;
using System.Drawing;
using System.Globalization;
using System.IO;
using System.Text.RegularExpressions;
using HandBrake.ApplicationServices.Model;
/// <summary>
/// An object that represents a single Title of a DVD
/// </summary>
public class Title
{
/// <summary>
/// The Culture Info
/// </summary>
private static readonly CultureInfo Culture = new CultureInfo("en-US", false);
/// <summary>
/// Initializes a new instance of the <see cref="Title"/> class.
/// </summary>
public Title()
{
AudioTracks = new List<AudioTrack>();
Chapters = new List<Chapter>();
Subtitles = new List<Subtitle>();
}
#region Properties
/// <summary>
/// Gets or sets a Collection of chapters in this Title
/// </summary>
public List<Chapter> Chapters { get; set; }
/// <summary>
/// Gets or sets a Collection of audio tracks associated with this Title
/// </summary>
public List<AudioTrack> AudioTracks { get; set; }
/// <summary>
/// Gets or sets a Collection of subtitles associated with this Title
/// </summary>
public List<Subtitle> Subtitles { get; set; }
/// <summary>
/// Gets or sets The track number of this Title
/// </summary>
public int TitleNumber { get; set; }
/// <summary>
/// Gets or sets the length in time of this Title
/// </summary>
public TimeSpan Duration { get; set; }
/// <summary>
/// Gets or sets the resolution (width/height) of this Title
/// </summary>
public Size Resolution { get; set; }
/// <summary>
/// Gets or sets the aspect ratio of this Title
/// </summary>
public double AspectRatio { get; set; }
/// <summary>
/// Gets or sets AngleCount.
/// </summary>
public int AngleCount { get; set; }
/// <summary>
/// Gets or sets Par Value
/// </summary>
public Size ParVal { get; set; }
/// <summary>
/// Gets or sets the automatically detected crop region for this Title.
/// This is an int array with 4 items in it as so:
/// 0: T
/// 1: B
/// 2: L
/// 3: R
/// </summary>
public Cropping AutoCropDimensions { get; set; }
/// <summary>
/// Gets or sets the FPS of the source.
/// </summary>
public double Fps { get; set; }
/// <summary>
/// Gets or sets a value indicating whether this is a MainTitle.
/// </summary>
public bool MainTitle { get; set; }
/// <summary>
/// Gets or sets the Source Name
/// </summary>
public string SourceName { get; set; }
#endregion
/// <summary>
/// Parse the Title Information
/// </summary>
/// <param name="output">A stingreader of output data</param>
/// <returns>A Title</returns>
public static Title Parse(StringReader output)
{
var thisTitle = new Title();
Match m = Regex.Match(output.ReadLine(), @"^\+ title ([0-9]*):");
// Match track number for this title
if (m.Success)
thisTitle.TitleNumber = int.Parse(m.Groups[1].Value.Trim());
// If we are scanning a groupd of files, we'll want to get the source name.
string path = output.ReadLine();
m = Regex.Match(path, @" \+ Main Feature");
if (m.Success)
{
thisTitle.MainTitle = true;
path = output.ReadLine();
}
m = Regex.Match(path, @"^ \+ stream:");
if (m.Success)
thisTitle.SourceName = path.Replace("+ stream:", string.Empty).Trim();
string nextLine = output.ReadLine();
if (!Init.DisableDvdNav)
{
// Get the Angles for the title.
m = Regex.Match(nextLine, @" \+ angle\(s\) ([0-9])");
if (m.Success)
{
string angleList = m.Value.Replace("+ angle(s) ", string.Empty).Trim();
int angleCount;
int.TryParse(angleList, out angleCount);
thisTitle.AngleCount = angleCount;
nextLine = output.ReadLine();
}
}
// Get duration for this title
m = Regex.Match(nextLine, @"^ \+ duration: ([0-9]{2}:[0-9]{2}:[0-9]{2})");
if (m.Success)
thisTitle.Duration = TimeSpan.Parse(m.Groups[1].Value);
// Get resolution, aspect ratio and FPS for this title
m = Regex.Match(output.ReadLine(), @"^ \+ size: ([0-9]*)x([0-9]*), pixel aspect: ([0-9]*)/([0-9]*), display aspect: ([0-9]*\.[0-9]*), ([0-9]*\.[0-9]*) fps");
if (m.Success)
{
thisTitle.Resolution = new Size(int.Parse(m.Groups[1].Value), int.Parse(m.Groups[2].Value));
thisTitle.ParVal = new Size(int.Parse(m.Groups[3].Value), int.Parse(m.Groups[4].Value));
thisTitle.AspectRatio = float.Parse(m.Groups[5].Value, Culture);
thisTitle.Fps = float.Parse(m.Groups[6].Value, Culture);
}
// Get autocrop region for this title
m = Regex.Match(output.ReadLine(), @"^ \+ autocrop: ([0-9]*)/([0-9]*)/([0-9]*)/([0-9]*)");
if (m.Success)
{
thisTitle.AutoCropDimensions = new Cropping
{
Top = int.Parse(m.Groups[1].Value),
Bottom = int.Parse(m.Groups[2].Value),
Left = int.Parse(m.Groups[3].Value),
Right = int.Parse(m.Groups[4].Value)
};
}
thisTitle.Chapters.AddRange(Chapter.ParseList(output));
thisTitle.AudioTracks.AddRange(AudioTrack.ParseList(output));
thisTitle.Subtitles.AddRange(Subtitle.ParseList(output));
return thisTitle;
}
/// <summary>
/// Return a list of parsed titles
/// </summary>
/// <param name="output">The Output</param>
/// <returns>A List of titles</returns>
public static Title[] ParseList(string output)
{
var titles = new List<Title>();
var sr = new StringReader(output);
while (sr.Peek() == '+' || sr.Peek() == ' ')
{
// If the the character is a space, then chances are the line
if (sr.Peek() == ' ') // If the character is a space, then chances are it's the combing detected line.
sr.ReadLine(); // Skip over it
else
titles.Add(Parse(sr));
}
return titles.ToArray();
}
/// <summary>
/// Override of the ToString method to provide an easy way to use this object in the UI
/// </summary>
/// <returns>A string representing this track in the format: {title #} (00:00:00)</returns>
public override string ToString()
{
return string.Format("{0} ({1:00}:{2:00}:{3:00})", TitleNumber, Duration.Hours, Duration.Minutes, Duration.Seconds);
}
}
}
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