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@@ -1,167 +0,0 @@
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-#pragma warning disable CS1591
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-
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-using System;
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-using System.Collections.Generic;
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-using System.Globalization;
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-using System.IO;
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-using System.Linq;
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-
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-namespace DvdLib.Ifo
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-{
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- public class Dvd
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- {
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- private readonly ushort _titleSetCount;
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- public readonly List<Title> Titles;
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-
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- private ushort _titleCount;
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- public readonly Dictionary<ushort, string> VTSPaths = new Dictionary<ushort, string>();
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- public Dvd(string path)
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- {
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- Titles = new List<Title>();
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- var allFiles = new DirectoryInfo(path).GetFiles(path, SearchOption.AllDirectories);
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-
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- var vmgPath = allFiles.FirstOrDefault(i => string.Equals(i.Name, "VIDEO_TS.IFO", StringComparison.OrdinalIgnoreCase)) ??
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- allFiles.FirstOrDefault(i => string.Equals(i.Name, "VIDEO_TS.BUP", StringComparison.OrdinalIgnoreCase));
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-
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- if (vmgPath == null)
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- {
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- foreach (var ifo in allFiles)
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- {
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- if (!string.Equals(ifo.Extension, ".ifo", StringComparison.OrdinalIgnoreCase))
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- {
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- continue;
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- }
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-
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- var nums = ifo.Name.Split('_', StringSplitOptions.RemoveEmptyEntries);
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- if (nums.Length >= 2 && ushort.TryParse(nums[1], out var ifoNumber))
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- {
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- ReadVTS(ifoNumber, ifo.FullName);
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- }
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- }
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- }
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- else
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- {
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- using (var vmgFs = new FileStream(vmgPath.FullName, FileMode.Open, FileAccess.Read, FileShare.Read))
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- {
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- using (var vmgRead = new BigEndianBinaryReader(vmgFs))
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- {
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- vmgFs.Seek(0x3E, SeekOrigin.Begin);
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- _titleSetCount = vmgRead.ReadUInt16();
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-
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- // read address of TT_SRPT
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- vmgFs.Seek(0xC4, SeekOrigin.Begin);
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- uint ttSectorPtr = vmgRead.ReadUInt32();
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- vmgFs.Seek(ttSectorPtr * 2048, SeekOrigin.Begin);
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- ReadTT_SRPT(vmgRead);
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- }
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- }
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-
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- for (ushort titleSetNum = 1; titleSetNum <= _titleSetCount; titleSetNum++)
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- {
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- ReadVTS(titleSetNum, allFiles);
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- }
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- }
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- }
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-
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- private void ReadTT_SRPT(BinaryReader read)
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- {
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- _titleCount = read.ReadUInt16();
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- read.BaseStream.Seek(6, SeekOrigin.Current);
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- for (uint titleNum = 1; titleNum <= _titleCount; titleNum++)
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- {
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- var t = new Title(titleNum);
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- t.ParseTT_SRPT(read);
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- Titles.Add(t);
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- }
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- }
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-
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- private void ReadVTS(ushort vtsNum, IReadOnlyList<FileInfo> allFiles)
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- {
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- var filename = string.Format(CultureInfo.InvariantCulture, "VTS_{0:00}_0.IFO", vtsNum);
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-
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- var vtsPath = allFiles.FirstOrDefault(i => string.Equals(i.Name, filename, StringComparison.OrdinalIgnoreCase)) ??
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- allFiles.FirstOrDefault(i => string.Equals(i.Name, Path.ChangeExtension(filename, ".bup"), StringComparison.OrdinalIgnoreCase));
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-
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- if (vtsPath == null)
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- {
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- throw new FileNotFoundException("Unable to find VTS IFO file");
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- }
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-
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- ReadVTS(vtsNum, vtsPath.FullName);
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- }
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-
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- private void ReadVTS(ushort vtsNum, string vtsPath)
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- {
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- VTSPaths[vtsNum] = vtsPath;
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-
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- using (var vtsFs = new FileStream(vtsPath, FileMode.Open, FileAccess.Read, FileShare.Read))
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- {
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- using (var vtsRead = new BigEndianBinaryReader(vtsFs))
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- {
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- // Read VTS_PTT_SRPT
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- vtsFs.Seek(0xC8, SeekOrigin.Begin);
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- uint vtsPttSrptSecPtr = vtsRead.ReadUInt32();
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- uint baseAddr = (vtsPttSrptSecPtr * 2048);
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- vtsFs.Seek(baseAddr, SeekOrigin.Begin);
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-
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- ushort numTitles = vtsRead.ReadUInt16();
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- vtsRead.ReadUInt16();
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- uint endaddr = vtsRead.ReadUInt32();
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- uint[] offsets = new uint[numTitles];
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- for (ushort titleNum = 0; titleNum < numTitles; titleNum++)
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- {
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- offsets[titleNum] = vtsRead.ReadUInt32();
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- }
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-
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- for (uint titleNum = 0; titleNum < numTitles; titleNum++)
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- {
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- uint chapNum = 1;
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- vtsFs.Seek(baseAddr + offsets[titleNum], SeekOrigin.Begin);
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- var t = Titles.FirstOrDefault(vtst => vtst.IsVTSTitle(vtsNum, titleNum + 1));
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- if (t == null)
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- {
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- continue;
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- }
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-
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- do
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- {
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- t.Chapters.Add(new Chapter(vtsRead.ReadUInt16(), vtsRead.ReadUInt16(), chapNum));
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- if (titleNum + 1 < numTitles && vtsFs.Position == (baseAddr + offsets[titleNum + 1]))
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- {
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- break;
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- }
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-
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- chapNum++;
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- }
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- while (vtsFs.Position < (baseAddr + endaddr));
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- }
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-
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- // Read VTS_PGCI
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- vtsFs.Seek(0xCC, SeekOrigin.Begin);
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- uint vtsPgciSecPtr = vtsRead.ReadUInt32();
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- vtsFs.Seek(vtsPgciSecPtr * 2048, SeekOrigin.Begin);
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-
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- long startByte = vtsFs.Position;
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-
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- ushort numPgcs = vtsRead.ReadUInt16();
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- vtsFs.Seek(6, SeekOrigin.Current);
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- for (ushort pgcNum = 1; pgcNum <= numPgcs; pgcNum++)
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- {
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- byte pgcCat = vtsRead.ReadByte();
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- bool entryPgc = (pgcCat & 0x80) != 0;
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- uint titleNum = (uint)(pgcCat & 0x7F);
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-
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- vtsFs.Seek(3, SeekOrigin.Current);
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- uint vtsPgcOffset = vtsRead.ReadUInt32();
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-
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- var t = Titles.FirstOrDefault(vtst => vtst.IsVTSTitle(vtsNum, titleNum));
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- if (t != null)
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- {
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- t.AddPgc(vtsRead, startByte + vtsPgcOffset, entryPgc, pgcNum);
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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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-}
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