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			483 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
			
		
		
	
	
			483 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			C#
		
	
	
	
	
	
| //============================================================================
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| // BDInfo - Blu-ray Video and Audio Analysis Tool
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| // Copyright © 2010 Cinema Squid
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| //
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| // This library is free software; you can redistribute it and/or
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| // modify it under the terms of the GNU Lesser General Public
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| // License as published by the Free Software Foundation; either
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| // version 2.1 of the License, or (at your option) any later version.
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| //
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| // This library is distributed in the hope that it will be useful,
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| // but WITHOUT ANY WARRANTY; without even the implied warranty of
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| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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| // Lesser General Public License for more details.
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| //
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| // You should have received a copy of the GNU Lesser General Public
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| // License along with this library; if not, write to the Free Software
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| // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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| //=============================================================================
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| 
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| using System;
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| using System.Collections.Generic;
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| using System.IO;
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| using System.Runtime.InteropServices;
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| using System.Text;
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| 
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| namespace BDInfo
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| {
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|     public class BDROM
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|     {
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|         public DirectoryInfo DirectoryRoot = null;
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|         public DirectoryInfo DirectoryBDMV = null;
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|         public DirectoryInfo DirectoryBDJO = null;
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|         public DirectoryInfo DirectoryCLIPINF = null;
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|         public DirectoryInfo DirectoryPLAYLIST = null;
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|         public DirectoryInfo DirectorySNP = null;
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|         public DirectoryInfo DirectorySSIF = null;
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|         public DirectoryInfo DirectorySTREAM = null;
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| 
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|         public string VolumeLabel = null;
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|         public ulong Size = 0;
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|         public bool IsBDPlus = false;
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|         public bool IsBDJava = false;
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|         public bool IsDBOX = false;
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|         public bool IsPSP = false;
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|         public bool Is3D = false;
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|         public bool Is50Hz = false;
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| 
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|         public Dictionary<string, TSPlaylistFile> PlaylistFiles = 
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|             new Dictionary<string, TSPlaylistFile>();
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|         public Dictionary<string, TSStreamClipFile> StreamClipFiles =
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|             new Dictionary<string, TSStreamClipFile>();
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|         public Dictionary<string, TSStreamFile> StreamFiles = 
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|             new Dictionary<string, TSStreamFile>();
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|         public Dictionary<string, TSInterleavedFile> InterleavedFiles =
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|             new Dictionary<string, TSInterleavedFile>();
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| 
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|         private static List<string> ExcludeDirs = new List<string> { "ANY!", "AACS", "BDSVM", "ANYVM", "SLYVM" };
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| 
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|         public delegate bool OnStreamClipFileScanError(
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|             TSStreamClipFile streamClipFile, Exception ex);
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| 
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|         public event OnStreamClipFileScanError StreamClipFileScanError;
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| 
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|         public delegate bool OnStreamFileScanError(
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|             TSStreamFile streamClipFile, Exception ex);
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| 
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|         public event OnStreamFileScanError StreamFileScanError;
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| 
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|         public delegate bool OnPlaylistFileScanError(
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|             TSPlaylistFile playlistFile, Exception ex);
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| 
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|         public event OnPlaylistFileScanError PlaylistFileScanError;
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| 
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|         public BDROM(
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|             string path)
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|         {
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|             //
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|             // Locate BDMV directories.
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|             //
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| 
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|             DirectoryBDMV = 
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|                 GetDirectoryBDMV(path);
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|             
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|             if (DirectoryBDMV == null)
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|             {
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|                 throw new Exception("Unable to locate BD structure.");
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|             }
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| 
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|             DirectoryRoot = 
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|                 DirectoryBDMV.Parent;
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|             DirectoryBDJO = 
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|                 GetDirectory("BDJO", DirectoryBDMV, 0);
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|             DirectoryCLIPINF = 
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|                 GetDirectory("CLIPINF", DirectoryBDMV, 0);
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|             DirectoryPLAYLIST =
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|                 GetDirectory("PLAYLIST", DirectoryBDMV, 0);
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|             DirectorySNP =
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|                 GetDirectory("SNP", DirectoryRoot, 0);
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|             DirectorySTREAM = 
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|                 GetDirectory("STREAM", DirectoryBDMV, 0);
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|             DirectorySSIF =
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|                 GetDirectory("SSIF", DirectorySTREAM, 0);
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| 
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|             if (DirectoryCLIPINF == null
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|                 || DirectoryPLAYLIST == null)
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|             {
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|                 throw new Exception("Unable to locate BD structure.");
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|             }
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| 
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|             //
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|             // Initialize basic disc properties.
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|             //
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| 
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|             VolumeLabel = GetVolumeLabel(DirectoryRoot);
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|             Size = (ulong)GetDirectorySize(DirectoryRoot);
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|             
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|             if (null != GetDirectory("BDSVM", DirectoryRoot, 0))
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|             {
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|                 IsBDPlus = true;
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|             }
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|             if (null != GetDirectory("SLYVM", DirectoryRoot, 0))
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|             {
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|                 IsBDPlus = true;
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|             }
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|             if (null != GetDirectory("ANYVM", DirectoryRoot, 0))
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|             {
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|                 IsBDPlus = true;
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|             }
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| 
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|             if (DirectoryBDJO != null &&
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|                 DirectoryBDJO.GetFiles().Length > 0)
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|             {
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|                 IsBDJava = true;
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|             }
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| 
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|             if (DirectorySNP != null &&
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|                 (DirectorySNP.GetFiles("*.mnv").Length > 0 || DirectorySNP.GetFiles("*.MNV").Length > 0))
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|             {
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|                 IsPSP = true;
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|             }
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| 
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|             if (DirectorySSIF != null &&
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|                 DirectorySSIF.GetFiles().Length > 0)
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|             {
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|                 Is3D = true;
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|             }
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| 
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|             if (File.Exists(Path.Combine(DirectoryRoot.FullName, "FilmIndex.xml")))
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|             {
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|                 IsDBOX = true;
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|             }
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| 
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|             //
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|             // Initialize file lists.
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|             //
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| 
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|             if (DirectoryPLAYLIST != null)
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|             {
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|                 FileInfo[] files = DirectoryPLAYLIST.GetFiles("*.mpls");
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|                 if (files.Length == 0)
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|                 {
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|                     files = DirectoryPLAYLIST.GetFiles("*.MPLS");
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|                 }
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|                 foreach (FileInfo file in files)
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|                 {
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|                     PlaylistFiles.Add(
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|                         file.Name.ToUpper(), new TSPlaylistFile(this, file));
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|                 }
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|             }
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| 
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|             if (DirectorySTREAM != null)
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|             {
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|                 FileInfo[] files = DirectorySTREAM.GetFiles("*.m2ts");
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|                 if (files.Length == 0)
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|                 {
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|                     files = DirectoryPLAYLIST.GetFiles("*.M2TS");
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|                 }
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|                 foreach (FileInfo file in files)
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|                 {
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|                     StreamFiles.Add(
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|                         file.Name.ToUpper(), new TSStreamFile(file));
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|                 }
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|             }
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| 
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|             if (DirectoryCLIPINF != null)
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|             {
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|                 FileInfo[] files = DirectoryCLIPINF.GetFiles("*.clpi");
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|                 if (files.Length == 0)
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|                 {
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|                     files = DirectoryPLAYLIST.GetFiles("*.CLPI");
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|                 }
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|                 foreach (FileInfo file in files)
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|                 {
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|                     StreamClipFiles.Add(
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|                         file.Name.ToUpper(), new TSStreamClipFile(file));
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|                 }
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|             }
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| 
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|             if (DirectorySSIF != null)
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|             {
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|                 FileInfo[] files = DirectorySSIF.GetFiles("*.ssif");
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|                 if (files.Length == 0)
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|                 {
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|                     files = DirectorySSIF.GetFiles("*.SSIF");
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|                 }
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|                 foreach (FileInfo file in files)
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|                 {
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|                     InterleavedFiles.Add(
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|                         file.Name.ToUpper(), new TSInterleavedFile(file));
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|                 }
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|             }
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|         }
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| 
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|         public void Scan()
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|         {
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|             List<TSStreamClipFile> errorStreamClipFiles = new List<TSStreamClipFile>();
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|             foreach (TSStreamClipFile streamClipFile in StreamClipFiles.Values)
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|             {
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|                 try
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|                 {
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|                     streamClipFile.Scan();
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|                 }
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|                 catch (Exception ex)
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|                 {
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|                     errorStreamClipFiles.Add(streamClipFile);
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|                     if (StreamClipFileScanError != null)
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|                     {
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|                         if (StreamClipFileScanError(streamClipFile, ex))
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|                         {
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|                             continue;
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|                         }
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|                         else
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|                         {
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|                             break;
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|                         }
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|                     }
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|                     else throw ex;
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|                 }
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|             }
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| 
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|             foreach (TSStreamFile streamFile in StreamFiles.Values)
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|             {
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|                 string ssifName = Path.GetFileNameWithoutExtension(streamFile.Name) + ".SSIF";
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|                 if (InterleavedFiles.ContainsKey(ssifName))
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|                 {
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|                     streamFile.InterleavedFile = InterleavedFiles[ssifName];
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|                 }
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|             }
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| 
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|             TSStreamFile[] streamFiles = new TSStreamFile[StreamFiles.Count];
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|             StreamFiles.Values.CopyTo(streamFiles, 0);
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|             Array.Sort(streamFiles, CompareStreamFiles);
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| 
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|             List<TSPlaylistFile> errorPlaylistFiles = new List<TSPlaylistFile>();
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|             foreach (TSPlaylistFile playlistFile in PlaylistFiles.Values)
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|             {
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|                 try
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|                 {
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|                     playlistFile.Scan(StreamFiles, StreamClipFiles);
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|                 }
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|                 catch (Exception ex)
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|                 {
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|                     errorPlaylistFiles.Add(playlistFile);
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|                     if (PlaylistFileScanError != null)
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|                     {
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|                         if (PlaylistFileScanError(playlistFile, ex))
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|                         {
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|                             continue;
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|                         }
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|                         else
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|                         {
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|                             break;
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|                         }
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|                     }
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|                     else throw ex;
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|                 }
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|             }
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| 
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|             List<TSStreamFile> errorStreamFiles = new List<TSStreamFile>();
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|             foreach (TSStreamFile streamFile in streamFiles)
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|             {
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|                 try
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|                 {
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|                     List<TSPlaylistFile> playlists = new List<TSPlaylistFile>();
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|                     foreach (TSPlaylistFile playlist in PlaylistFiles.Values)
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|                     {
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|                         foreach (TSStreamClip streamClip in playlist.StreamClips)
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|                         {
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|                             if (streamClip.Name == streamFile.Name)
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|                             {
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|                                 playlists.Add(playlist);
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|                                 break;
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|                             }
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|                         }
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|                     }
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|                     streamFile.Scan(playlists, false);
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|                 }
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|                 catch (Exception ex)
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|                 {
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|                     errorStreamFiles.Add(streamFile);
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|                     if (StreamFileScanError != null)
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|                     {
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|                         if (StreamFileScanError(streamFile, ex))
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|                         {
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|                             continue;
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|                         }
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|                         else
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|                         {
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|                             break;
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|                         }
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|                     }
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|                     else throw ex;
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|                 }
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|             }
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| 
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|             foreach (TSPlaylistFile playlistFile in PlaylistFiles.Values)
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|             {
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|                 playlistFile.Initialize();
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|                 if (!Is50Hz)
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|                 {
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|                     foreach (TSVideoStream videoStream in playlistFile.VideoStreams)
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|                     {
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|                         if (videoStream.FrameRate == TSFrameRate.FRAMERATE_25 ||
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|                             videoStream.FrameRate == TSFrameRate.FRAMERATE_50)
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|                         {
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|                             Is50Hz = true;
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|                         }
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|                     }
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|                 }
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|             }
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|         }
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| 
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|         private DirectoryInfo GetDirectoryBDMV(
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|             string path)
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|         {
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|             DirectoryInfo dir = new DirectoryInfo(path);
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| 
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|             while (dir != null)
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|             {
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|                 if (dir.Name == "BDMV")
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|                 {
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|                     return dir;
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|                 }
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|                 dir = dir.Parent;
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|             }
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| 
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|             return GetDirectory("BDMV", new DirectoryInfo(path), 0);
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|         }
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| 
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|         private DirectoryInfo GetDirectory(
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|             string name,
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|             DirectoryInfo dir,
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|             int searchDepth)
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|         {
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|             if (dir != null)
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|             {
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|                 DirectoryInfo[] children = dir.GetDirectories();
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|                 foreach (DirectoryInfo child in children)
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|                 {
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|                     if (child.Name == name)
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|                     {
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|                         return child;
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|                     }
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|                 }
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|                 if (searchDepth > 0)
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|                 {
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|                     foreach (DirectoryInfo child in children)
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|                     {
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|                         GetDirectory(
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|                             name, child, searchDepth - 1);
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|                     }
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|                 }
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|             }
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|             return null;
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|         }
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| 
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|         private long GetDirectorySize(DirectoryInfo directoryInfo)
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|         {
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|             long size = 0;
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| 
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|             //if (!ExcludeDirs.Contains(directoryInfo.Name.ToUpper()))  // TODO: Keep?
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|             {
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|                 FileInfo[] pathFiles = directoryInfo.GetFiles();
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|                 foreach (FileInfo pathFile in pathFiles)
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|                 {
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|                     if (pathFile.Extension.ToUpper() == ".SSIF")
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|                     {
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|                         continue;
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|                     }
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|                     size += pathFile.Length;
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|                 }
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| 
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|                 DirectoryInfo[] pathChildren = directoryInfo.GetDirectories();
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|                 foreach (DirectoryInfo pathChild in pathChildren)
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|                 {
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|                     size += GetDirectorySize(pathChild);
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|                 }
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|             }
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| 
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|             return size;
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|         }
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| 
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|         private string GetVolumeLabel(DirectoryInfo dir)
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|         {
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|             uint serialNumber = 0;
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|             uint maxLength = 0;
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|             uint volumeFlags = new uint();
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|             StringBuilder volumeLabel = new StringBuilder(256);
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|             StringBuilder fileSystemName = new StringBuilder(256);
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|             string label = "";
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| 
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|             try
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|             {
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|                 long result = GetVolumeInformation(
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|                     dir.Name,
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|                     volumeLabel,
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|                     (uint)volumeLabel.Capacity,
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|                     ref serialNumber,
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|                     ref maxLength,
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|                     ref volumeFlags,
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|                     fileSystemName,
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|                     (uint)fileSystemName.Capacity);
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| 
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|                 label = volumeLabel.ToString();
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|             }
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|             catch { }
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| 
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|             if (label.Length == 0)
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|             {
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|                 label = dir.Name;
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|             }
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| 
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|             return label;
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|         }
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| 
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|         public static int CompareStreamFiles(
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|             TSStreamFile x,
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|             TSStreamFile y)
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|         {
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|             // TODO: Use interleaved file sizes
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| 
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|             if ((x == null || x.FileInfo == null) && (y == null || y.FileInfo == null))
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|             {
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|                 return 0;
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|             }
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|             else if ((x == null || x.FileInfo == null) && (y != null && y.FileInfo != null))
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|             {
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|                 return 1;
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|             }
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|             else if ((x != null || x.FileInfo != null) && (y == null || y.FileInfo == null))
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|             {
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|                 return -1;
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|             }
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|             else
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|             {
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|                 if (x.FileInfo.Length > y.FileInfo.Length)
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|                 {
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|                     return 1;
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|                 }
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|                 else if (y.FileInfo.Length > x.FileInfo.Length)
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|                 {
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|                     return -1;
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|                 }
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|                 else
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|                 {
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|                     return 0;
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|                 }
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|             }
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|         }
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| 
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|         [DllImport("kernel32.dll")]
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|         private static extern long GetVolumeInformation(
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|             string PathName, 
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|             StringBuilder VolumeNameBuffer, 
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|             uint VolumeNameSize,
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|             ref uint VolumeSerialNumber,
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|             ref uint MaximumComponentLength,
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|             ref uint FileSystemFlags, 
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|             StringBuilder FileSystemNameBuffer,
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|             uint FileSystemNameSize);
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|     }
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| }
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