mirror of
https://github.com/jellyfin/jellyfin.git
synced 2025-12-17 06:23:03 +03:00
Pushing missing changes
This commit is contained in:
LukePulverenti
248
BDInfo/TSStreamClipFile.cs
Normal file
248
BDInfo/TSStreamClipFile.cs
Normal file
@@ -0,0 +1,248 @@
|
||||
//============================================================================
|
||||
// BDInfo - Blu-ray Video and Audio Analysis Tool
|
||||
// Copyright © 2010 Cinema Squid
|
||||
//
|
||||
// This library is free software; you can redistribute it and/or
|
||||
// modify it under the terms of the GNU Lesser General Public
|
||||
// License as published by the Free Software Foundation; either
|
||||
// version 2.1 of the License, or (at your option) any later version.
|
||||
//
|
||||
// This library is distributed in the hope that it will be useful,
|
||||
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
// Lesser General Public License for more details.
|
||||
//
|
||||
// You should have received a copy of the GNU Lesser General Public
|
||||
// License along with this library; if not, write to the Free Software
|
||||
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
||||
//=============================================================================
|
||||
|
||||
#undef DEBUG
|
||||
using System;
|
||||
using System.Collections.Generic;
|
||||
using System.Diagnostics;
|
||||
using System.IO;
|
||||
using System.Text;
|
||||
|
||||
namespace BDInfo
|
||||
{
|
||||
public class TSStreamClipFile
|
||||
{
|
||||
public FileInfo FileInfo = null;
|
||||
public string FileType = null;
|
||||
public bool IsValid = false;
|
||||
public string Name = null;
|
||||
|
||||
public Dictionary<ushort, TSStream> Streams =
|
||||
new Dictionary<ushort,TSStream>();
|
||||
|
||||
public TSStreamClipFile(
|
||||
FileInfo fileInfo)
|
||||
{
|
||||
FileInfo = fileInfo;
|
||||
Name = fileInfo.Name.ToUpper();
|
||||
}
|
||||
|
||||
public void Scan()
|
||||
{
|
||||
FileStream fileStream = null;
|
||||
BinaryReader fileReader = null;
|
||||
|
||||
try
|
||||
{
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"Scanning {0}...", Name));
|
||||
#endif
|
||||
Streams.Clear();
|
||||
|
||||
fileStream = File.OpenRead(FileInfo.FullName);
|
||||
fileReader = new BinaryReader(fileStream);
|
||||
|
||||
byte[] data = new byte[fileStream.Length];
|
||||
fileReader.Read(data, 0, data.Length);
|
||||
|
||||
byte[] fileType = new byte[8];
|
||||
Array.Copy(data, 0, fileType, 0, fileType.Length);
|
||||
|
||||
FileType = ASCIIEncoding.ASCII.GetString(fileType);
|
||||
if (FileType != "HDMV0100" &&
|
||||
FileType != "HDMV0200")
|
||||
{
|
||||
throw new Exception(string.Format(
|
||||
"Clip info file {0} has an unknown file type {1}.",
|
||||
FileInfo.Name, FileType));
|
||||
}
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\tFileType: {0}", FileType));
|
||||
#endif
|
||||
int clipIndex =
|
||||
((int)data[12] << 24) +
|
||||
((int)data[13] << 16) +
|
||||
((int)data[14] << 8) +
|
||||
((int)data[15]);
|
||||
|
||||
int clipLength =
|
||||
((int)data[clipIndex] << 24) +
|
||||
((int)data[clipIndex + 1] << 16) +
|
||||
((int)data[clipIndex + 2] << 8) +
|
||||
((int)data[clipIndex + 3]);
|
||||
|
||||
byte[] clipData = new byte[clipLength];
|
||||
Array.Copy(data, clipIndex + 4, clipData, 0, clipData.Length);
|
||||
|
||||
int streamCount = clipData[8];
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\tStreamCount: {0}", streamCount));
|
||||
#endif
|
||||
int streamOffset = 10;
|
||||
for (int streamIndex = 0;
|
||||
streamIndex < streamCount;
|
||||
streamIndex++)
|
||||
{
|
||||
TSStream stream = null;
|
||||
|
||||
ushort PID = (ushort)
|
||||
((clipData[streamOffset] << 8) +
|
||||
clipData[streamOffset + 1]);
|
||||
|
||||
streamOffset += 2;
|
||||
|
||||
TSStreamType streamType = (TSStreamType)
|
||||
clipData[streamOffset + 1];
|
||||
switch (streamType)
|
||||
{
|
||||
case TSStreamType.MVC_VIDEO:
|
||||
// TODO
|
||||
break;
|
||||
|
||||
case TSStreamType.AVC_VIDEO:
|
||||
case TSStreamType.MPEG1_VIDEO:
|
||||
case TSStreamType.MPEG2_VIDEO:
|
||||
case TSStreamType.VC1_VIDEO:
|
||||
{
|
||||
TSVideoFormat videoFormat = (TSVideoFormat)
|
||||
(clipData[streamOffset + 2] >> 4);
|
||||
TSFrameRate frameRate = (TSFrameRate)
|
||||
(clipData[streamOffset + 2] & 0xF);
|
||||
TSAspectRatio aspectRatio = (TSAspectRatio)
|
||||
(clipData[streamOffset + 3] >> 4);
|
||||
|
||||
stream = new TSVideoStream();
|
||||
((TSVideoStream)stream).VideoFormat = videoFormat;
|
||||
((TSVideoStream)stream).AspectRatio = aspectRatio;
|
||||
((TSVideoStream)stream).FrameRate = frameRate;
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\t{0} {1} {2} {3} {4}",
|
||||
PID,
|
||||
streamType,
|
||||
videoFormat,
|
||||
frameRate,
|
||||
aspectRatio));
|
||||
#endif
|
||||
}
|
||||
break;
|
||||
|
||||
case TSStreamType.AC3_AUDIO:
|
||||
case TSStreamType.AC3_PLUS_AUDIO:
|
||||
case TSStreamType.AC3_PLUS_SECONDARY_AUDIO:
|
||||
case TSStreamType.AC3_TRUE_HD_AUDIO:
|
||||
case TSStreamType.DTS_AUDIO:
|
||||
case TSStreamType.DTS_HD_AUDIO:
|
||||
case TSStreamType.DTS_HD_MASTER_AUDIO:
|
||||
case TSStreamType.DTS_HD_SECONDARY_AUDIO:
|
||||
case TSStreamType.LPCM_AUDIO:
|
||||
case TSStreamType.MPEG1_AUDIO:
|
||||
case TSStreamType.MPEG2_AUDIO:
|
||||
{
|
||||
byte[] languageBytes = new byte[3];
|
||||
Array.Copy(clipData, streamOffset + 3,
|
||||
languageBytes, 0, languageBytes.Length);
|
||||
string languageCode =
|
||||
ASCIIEncoding.ASCII.GetString(languageBytes);
|
||||
|
||||
TSChannelLayout channelLayout = (TSChannelLayout)
|
||||
(clipData[streamOffset + 2] >> 4);
|
||||
TSSampleRate sampleRate = (TSSampleRate)
|
||||
(clipData[streamOffset + 2] & 0xF);
|
||||
|
||||
stream = new TSAudioStream();
|
||||
((TSAudioStream)stream).LanguageCode = languageCode;
|
||||
((TSAudioStream)stream).ChannelLayout = channelLayout;
|
||||
((TSAudioStream)stream).SampleRate = TSAudioStream.ConvertSampleRate(sampleRate);
|
||||
((TSAudioStream)stream).LanguageCode = languageCode;
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\t{0} {1} {2} {3} {4}",
|
||||
PID,
|
||||
streamType,
|
||||
languageCode,
|
||||
channelLayout,
|
||||
sampleRate));
|
||||
#endif
|
||||
}
|
||||
break;
|
||||
|
||||
case TSStreamType.INTERACTIVE_GRAPHICS:
|
||||
case TSStreamType.PRESENTATION_GRAPHICS:
|
||||
{
|
||||
byte[] languageBytes = new byte[3];
|
||||
Array.Copy(clipData, streamOffset + 2,
|
||||
languageBytes, 0, languageBytes.Length);
|
||||
string languageCode =
|
||||
ASCIIEncoding.ASCII.GetString(languageBytes);
|
||||
|
||||
stream = new TSGraphicsStream();
|
||||
stream.LanguageCode = languageCode;
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\t{0} {1} {2}",
|
||||
PID,
|
||||
streamType,
|
||||
languageCode));
|
||||
#endif
|
||||
}
|
||||
break;
|
||||
|
||||
case TSStreamType.SUBTITLE:
|
||||
{
|
||||
byte[] languageBytes = new byte[3];
|
||||
Array.Copy(clipData, streamOffset + 3,
|
||||
languageBytes, 0, languageBytes.Length);
|
||||
string languageCode =
|
||||
ASCIIEncoding.ASCII.GetString(languageBytes);
|
||||
#if DEBUG
|
||||
Debug.WriteLine(string.Format(
|
||||
"\t{0} {1} {2}",
|
||||
PID,
|
||||
streamType,
|
||||
languageCode));
|
||||
#endif
|
||||
stream = new TSTextStream();
|
||||
stream.LanguageCode = languageCode;
|
||||
}
|
||||
break;
|
||||
}
|
||||
|
||||
if (stream != null)
|
||||
{
|
||||
stream.PID = PID;
|
||||
stream.StreamType = streamType;
|
||||
Streams.Add(PID, stream);
|
||||
}
|
||||
|
||||
streamOffset += clipData[streamOffset] + 1;
|
||||
}
|
||||
IsValid = true;
|
||||
}
|
||||
finally
|
||||
{
|
||||
if (fileReader != null) fileReader.Close();
|
||||
if (fileStream != null) fileStream.Close();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user