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Utils.cs
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Utils.cs
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/*
* Copyright (c) 2007, 2008 dmz
*
* This file is part of TsRemux.
*
* TsRemux is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* TsRemux 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with TsRemux. If not, see <http://www.gnu.org/licenses/>.
*
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
namespace TsRemux
{
public enum TsFileType
{
UNKNOWN = 0,
TS,
M2TS,
EVOB,
ELEMENTARY,
PES_ELEMENTARY,
SUP_ELEMENTARY,
BLU_RAY,
MKV,
DEMUX
}
public enum DtcpCci
{
CopyFree = 0,
NoMoreCopies,
CopyOnce,
CopyNever
}
public enum ElementaryStreamTypes
{
INVALID = 0,
VIDEO_STREAM_MPEG1 = 0x01,
VIDEO_STREAM_MPEG2 = 0x02,
AUDIO_STREAM_MPEG1 = 0x03, // all layers including mp3
AUDIO_STREAM_MPEG2 = 0x04,
VIDEO_STREAM_H264 = 0x1b,
AUDIO_STREAM_LPCM = 0x80,
AUDIO_STREAM_AC3 = 0x81,
AUDIO_STREAM_DTS = 0x82,
AUDIO_STREAM_AC3_TRUE_HD = 0x83,
AUDIO_STREAM_AC3_PLUS = 0x84,
AUDIO_STREAM_DTS_HD = 0x85,
AUDIO_STREAM_DTS_HD_MASTER_AUDIO = 0x86,
PRESENTATION_GRAPHICS_STREAM = 0x90,
INTERACTIVE_GRAPHICS_STREAM = 0x91,
SUBTITLE_STREAM = 0x92,
SECONDARY_AUDIO_AC3_PLUS = 0xa1,
SECONDARY_AUDIO_DTS_HD = 0xa2,
VIDEO_STREAM_VC1 = 0xea
}
public enum VideoFormat
{
Reserved = 0,
i480,
i576,
p480,
i1080,
p720,
p1080,
p576
}
public enum FrameRate
{
Reserved = 0,
f23_976,
f24,
f25,
f29_97,
f50 = 6,
f59_94
}
public enum AspectRatio
{
Reserved = 0,
a4_3 = 2,
a16_9
}
public enum AudioPresentationType
{
Reserved = 0,
mono,
stereo = 3,
multi = 6,
combo = 12
}
public enum SamplingFrequency
{
Reserved = 0,
kHz48,
kHz96 = 4,
kHz192,
kHz48_192 = 12,
kHz48_96 = 14
}
public class BluRayOutput
{
private string path;
private TimeSpan chapterLen;
private static readonly byte[] index_bdmv = new byte[526] {
0x49, 0x4e, 0x44, 0x58, 0x30, 0x31, 0x30, 0x30, 0x00, 0x00, 0x00, 0x4e, 0x00, 0x00, 0x00, 0x78,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x22, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x26, 0x40, 0x00, 0x00, 0x00, 0x40, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x40, 0x00,
0x00, 0x00, 0x40, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x40, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x92, 0x00, 0x00, 0x00, 0x18,
0x00, 0x00, 0x00, 0x01, 0x10, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x01, 0x7e,
0x49, 0x44, 0x45, 0x58, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x62, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x36, 0x10, 0x13, 0x00, 0x01,
0x54, 0x52, 0x20, 0x30, 0x2e, 0x30, 0x2e, 0x31, 0x2e, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x06, 0xff, 0xff, 0x42, 0x20, 0x07, 0x08, 0x08, 0x00, 0x54, 0x53, 0x00, 0x90, 0x0a, 0x54,
0x52, 0x20, 0x30, 0x2e, 0x30, 0x2e, 0x31, 0x2e, 0x38, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
0x00, 0x00, 0x00, 0x01, 0x30, 0x30, 0x30, 0x30, 0x30, 0x01, 0x00, 0x00, 0x00, 0x00 };
private static readonly byte[] MovieObject_bdmv = new byte[278] {
0x4d, 0x4f, 0x42, 0x4a, 0x30, 0x31, 0x30, 0x30, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xea, 0x00, 0x00, 0x00, 0x00,
0x00, 0x03, 0x80, 0x00, 0x00, 0x04, 0x50, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00,
0x00, 0x00, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x42, 0x82,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x21, 0x81, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x09, 0x50, 0x00, 0x00, 0x01, 0x00, 0x00,
0x00, 0x0a, 0x00, 0x00, 0x00, 0x03, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00,
0xff, 0xff, 0x48, 0x40, 0x03, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0xff, 0xff, 0x22, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x50, 0x00, 0x00, 0x01, 0x00, 0x00,
0x00, 0x0a, 0x00, 0x00, 0x00, 0x04, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00,
0x00, 0x00, 0x48, 0x40, 0x03, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x21, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x0a, 0x00, 0x00, 0x00, 0x00, 0x21, 0x81, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x80, 0x00, 0x00, 0x05, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00, 0x00, 0x02, 0x00, 0x00,
0x00, 0x01, 0x50, 0x40, 0x00, 0x01, 0x00, 0x00, 0x00, 0x03, 0x00, 0x00, 0xff, 0xff, 0x50, 0x40,
0x00, 0x01, 0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00, 0x21, 0x81, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
private static readonly byte[] PlayList_00000_mpls = new byte[8] { 0x4d, 0x50, 0x4c, 0x53, 0x30, 0x31, 0x30, 0x30 };
private static readonly byte[] AppInfoPlayList = new byte[18] {
0x00, 0x00, 0x00, 0x0e, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20, 0x00 };
private static readonly byte[] PgStreamAttributes = new byte[6] { 0x05, 0x90, 0x65, 0x6e, 0x67, 0x00 };
private static readonly byte[] ClipInfo_0000_clpi = new byte[8] { 0x48, 0x44, 0x4d, 0x56, 0x30, 0x31, 0x30, 0x30 };
private static readonly byte[] TsTypeInfoBlock = new byte[32] {
0x00, 0x1e, 0x80, 0x48, 0x44, 0x4d, 0x56, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
public BluRayOutput(string path, TimeSpan chapterLen)
{
this.path = path;
this.chapterLen = chapterLen;
if (File.Exists(path))
File.Delete(path);
Directory.CreateDirectory(path);
Directory.CreateDirectory(Path.Combine(path, @"BDMV"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\AUXDATA"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\BACKUP"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\BACKUP\BDJO"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\BACKUP\CLIPINF"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\BACKUP\PLAYLIST"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\BDJO"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\CLIPINF"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\JAR"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\META"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\PLAYLIST"));
Directory.CreateDirectory(Path.Combine(path, @"BDMV\STREAM"));
Directory.CreateDirectory(Path.Combine(path, @"CERTIFICATE"));
Directory.CreateDirectory(Path.Combine(path, @"CERTIFICATE\BACKUP"));
File.WriteAllBytes(Path.Combine(path, @"BDMV\index.bdmv"), index_bdmv);
File.Copy(Path.Combine(path, @"BDMV\index.bdmv"), Path.Combine(path, @"BDMV\BACKUP\index.bdmv"),true);
File.WriteAllBytes(Path.Combine(path, @"BDMV\MovieObject.bdmv"), MovieObject_bdmv);
File.Copy(Path.Combine(path, @"BDMV\MovieObject.bdmv"), Path.Combine(path, @"BDMV\BACKUP\MovieObject.bdmv"),true);
}
public void Author(EpElement[] EpInfo, StreamInfo[] sis, UInt32 numOfSourcePackets)
{
List<ushort> Pids = new List<ushort>();
List<byte[]> StreamCodingInfos = new List<byte[]>();
List<byte[]> AudioEntries = new List<byte[]>();
List<byte[]> AudioAttributes = new List<byte[]>();
List<byte[]> PgEntries = new List<byte[]>();
List<byte[]> PgAttributes = new List<byte[]>();
byte[] VideoEntry = null;
byte[] VideoAttribute = null;
ElementaryStreamTypes VideoType = ElementaryStreamTypes.INVALID;
foreach(StreamInfo si in sis)
{
switch (si.StreamType)
{
case ElementaryStreamTypes.AUDIO_STREAM_AC3:
case ElementaryStreamTypes.AUDIO_STREAM_AC3_PLUS:
case ElementaryStreamTypes.AUDIO_STREAM_AC3_TRUE_HD:
case ElementaryStreamTypes.AUDIO_STREAM_DTS:
case ElementaryStreamTypes.AUDIO_STREAM_DTS_HD:
case ElementaryStreamTypes.AUDIO_STREAM_DTS_HD_MASTER_AUDIO:
case ElementaryStreamTypes.AUDIO_STREAM_LPCM:
case ElementaryStreamTypes.AUDIO_STREAM_MPEG1:
case ElementaryStreamTypes.AUDIO_STREAM_MPEG2:
byte[] AudioEntry = BuildStreamEntry(si.ElementaryPID);
byte[] AudioAttribute = BuildAudioStreamAttributes((byte)si.StreamType,si.AudioPresentationType,si.SamplingFrequency);
AudioEntries.Add(AudioEntry);
AudioAttributes.Add(AudioAttribute);
byte[] AudioCodingInfo = BuildAudioStreamCodingInfo(si.StreamType, si.AudioPresentationType, si.SamplingFrequency);
Pids.Add(si.ElementaryPID);
StreamCodingInfos.Add(AudioCodingInfo);
break;
case ElementaryStreamTypes.VIDEO_STREAM_H264:
case ElementaryStreamTypes.VIDEO_STREAM_MPEG1:
case ElementaryStreamTypes.VIDEO_STREAM_MPEG2:
case ElementaryStreamTypes.VIDEO_STREAM_VC1:
VideoType = si.StreamType;
VideoEntry = BuildStreamEntry(si.ElementaryPID);
VideoAttribute = BuildVideoStreamAttributes((byte)si.StreamType,si.VideoFormat,si.FrameRate);
byte[] VideoCodingInfo = BuildVideoStreamCodingInfo(si.StreamType, si.VideoFormat, si.FrameRate, si.AspectRatio);
Pids.Add(si.ElementaryPID);
StreamCodingInfos.Add(VideoCodingInfo);
break;
case ElementaryStreamTypes.PRESENTATION_GRAPHICS_STREAM:
byte[] PgEntry = BuildStreamEntry(si.ElementaryPID);
PgEntries.Add(PgEntry);
PgAttributes.Add(PgStreamAttributes);
byte[] PgCodingInfo = BuildPgStreamCodingInfo();
Pids.Add(si.ElementaryPID);
StreamCodingInfos.Add(PgCodingInfo);
break;
}
}
byte[][] PlayItems = new byte[1][];
UInt32 Start = (UInt32)((EpInfo[0].PTS >> 1) & 0xffffffff);
UInt32 End = (UInt32)((EpInfo[EpInfo.Length - 1].PTS >> 1) & 0xffffffff);
UInt32 Interval = ((UInt32)(chapterLen.TotalMinutes)) * 2700000;
byte[] StnTable = BuildStnTable(VideoEntry, VideoAttribute, AudioEntries.ToArray(), AudioAttributes.ToArray(), PgEntries.ToArray(), PgAttributes.ToArray());
PlayItems[0] = BuildFirstPlayItem(0, Start, End, StnTable);
byte[] PlayList = BuildPlayList(PlayItems);
byte[] PlayListMark = BuildFirstPlayMarks(Start, End, Interval);
byte[] mlps = Build_mlps(PlayList, PlayListMark);
File.WriteAllBytes(Path.Combine(path, @"BDMV\PLAYLIST\00000.mpls"), mlps);
File.Copy(Path.Combine(path, @"BDMV\PLAYLIST\00000.mpls"), Path.Combine(path, @"BDMV\BACKUP\PLAYLIST\00000.mpls"),true);
byte[] ClipInfo = BuildClipInfo(numOfSourcePackets,EpInfo);
byte[] SequenceInfo = BuildSequenceInfo(Start, End);
byte[] ProgramInf = BuildProgramInfo(Pids.ToArray(), StreamCodingInfos.ToArray());
byte[] EpMap = BuildEpMap(EpInfo);
byte[] CPI = BuildCpi(EpMap);
byte[] clpi = Build_clpi(ClipInfo, SequenceInfo, ProgramInf, CPI);
File.WriteAllBytes(Path.Combine(path, @"BDMV\CLIPINF\00001.clpi"), clpi);
File.Copy(Path.Combine(path, @"BDMV\CLIPINF\00001.clpi"), Path.Combine(path, @"BDMV\BACKUP\CLIPINF\00001.clpi"),true);
}
private byte[] BuildStreamEntry(ushort pid)
{
byte[] StreamEntry = new byte[10] {
0x09, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
StreamEntry[2] = (byte)((pid >> 8) & 0xff);
StreamEntry[3] = (byte)(pid & 0xff);
return StreamEntry;
}
private byte[] BuildVideoStreamAttributes(byte type, VideoFormat vf, FrameRate fr)
{
if (type != (byte)ElementaryStreamTypes.VIDEO_STREAM_VC1
&& type != (byte)ElementaryStreamTypes.VIDEO_STREAM_MPEG2
&& type != (byte)ElementaryStreamTypes.VIDEO_STREAM_H264)
throw new FormatException(String.Format("Video stream of type {0} is not supported by Blu Ray", type));
byte[] attributes = new byte[6];
attributes[0] = 0x05;
attributes[1] = type;
attributes[2] = (byte)((((byte)vf) << 4) & 0xf0);
attributes[2] |= (byte)(((byte)fr) & 0x0f);
attributes[3] = attributes[4] = attributes[5] = 0;
return attributes;
}
private byte[] BuildAudioStreamAttributes(byte type, AudioPresentationType vf, SamplingFrequency fr)
{
if (type != (byte)ElementaryStreamTypes.AUDIO_STREAM_AC3
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_AC3_PLUS
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_AC3_TRUE_HD
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_DTS
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_DTS_HD
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_DTS_HD_MASTER_AUDIO
&& type != (byte)ElementaryStreamTypes.AUDIO_STREAM_LPCM)
throw new FormatException(String.Format("Audio stream of type {0} is not supported by Blu Ray", type));
byte[] attributes = new byte[6];
attributes[0] = 0x05;
attributes[1] = type;
attributes[2] = (byte)((((byte)vf) << 4) & 0xf0);
attributes[2] |= (byte)(((byte)fr) & 0x0f);
attributes[3] = 0x65;
attributes[4] = 0x6e;
attributes[5] = 0x67;
return attributes;
}
private byte[] BuildStnTable(byte[] VideoEntry, byte[] VideoAttributes, byte[][] AudioEntries, byte[][] AudioAttributes, byte[][] PgEntries, byte[][] PgAttributes)
{
List<byte> table = new List<byte>();
List<byte> temp = new List<byte>();
table.Add(0x00);
table.Add(0x00);
table.Add(0x01);
if (AudioEntries.Length > 0)
table.Add((byte)AudioEntries.Length);
else
table.Add(0x00);
if (PgEntries.Length > 0)
table.Add((byte)PgEntries.Length);
else
table.Add(0x00);
for (int i = 0; i < 9; i++)
table.Add(0x00);
table.AddRange(VideoEntry);
table.AddRange(VideoAttributes);
for (int i = 0; i < AudioEntries.Length; i++)
{
table.AddRange(AudioEntries[i]);
table.AddRange(AudioAttributes[i]);
}
for (int i = 0; i < PgEntries.Length; i++)
{
table.AddRange(PgEntries[i]);
table.AddRange(PgAttributes[i]);
}
UInt32 len = (UInt32)table.Count;
temp.Add((byte)((len >> 8) & 0xff));
temp.Add((byte)(len & 0xff));
temp.AddRange(table);
return temp.ToArray();
}
private byte[] UintToByteArraryNetwork(UInt32 value)
{
byte[] ret = new byte[4];
ret[0] = (byte)((value >> 24) & 0xff);
ret[1] = (byte)((value >> 16) & 0xff);
ret[2] = (byte)((value >> 8) & 0xff);
ret[3] = (byte)(value & 0xff);
return ret;
}
private byte[] Build_mlps(byte[] PlayList, byte[] PlayListMark)
{
List<byte> mlps = new List<byte>();
mlps.AddRange(PlayList_00000_mpls);
UInt32 temp = (UInt32)AppInfoPlayList.Length;
temp += 40;
mlps.AddRange(UintToByteArraryNetwork(temp));
temp += (UInt32)PlayList.Length;
mlps.AddRange(UintToByteArraryNetwork(temp));
for (int i = 0; i < 24; i++)
mlps.Add(0x00);
mlps.AddRange(AppInfoPlayList);
mlps.AddRange(PlayList);
mlps.AddRange(PlayListMark);
return mlps.ToArray();
}
byte[] BuildPlayList(byte[][] PlayItems)
{
List<byte> playList = new List<byte>();
UInt32 playItemNum = (UInt32)PlayItems.Length;
playItemNum <<= 16;
playItemNum &= 0xffff0000;
UInt32 len = (UInt32)PlayItems.Length + 6;
playList.AddRange(UintToByteArraryNetwork(len));
playList.Add(0x00);
playList.Add(0x00);
playList.AddRange(UintToByteArraryNetwork(playItemNum));
for (int i = 0; i < PlayItems.Length; i++)
playList.AddRange(PlayItems[i]);
return playList.ToArray();
}
byte[] BuildFirstPlayItem(byte stc_id, UInt32 start, UInt32 end, byte[] StnTable)
{
List<byte> playItem = new List<byte>();
List<byte> playTemp = new List<byte>();
for (int i = 0; i < 4; i++)
playItem.Add(0x30);
playItem.Add(0x31);
playItem.Add(0x4d);
playItem.Add(0x32);
playItem.Add(0x54);
playItem.Add(0x53);
playItem.Add(0x00);
playItem.Add(0x01);
playItem.Add(stc_id);
playItem.AddRange(UintToByteArraryNetwork(start));
playItem.AddRange(UintToByteArraryNetwork(end));
for (int i = 0; i < 12; i++)
playItem.Add(0x00);
playItem.AddRange(StnTable);
UInt32 len = (UInt32)playItem.Count;
playTemp.Add((byte)((len >> 8) & 0xff));
playTemp.Add((byte)(len & 0xff));
playTemp.AddRange(playItem);
return playTemp.ToArray();
}
byte[] BuildFirstPlayMarks(UInt32 start, UInt32 end, UInt32 interval)
{
List<byte> marks = new List<byte>();
List<byte> temp = new List<byte>();
UInt32 num = 0;
for (UInt32 i = start; i < end; i += interval, num++)
{
marks.Add(0x00);
marks.Add(0x01);
marks.Add(0x00);
marks.Add(0x00);
UInt32 time = i;
marks.AddRange(UintToByteArraryNetwork(time));
marks.Add(0xff);
marks.Add(0xff);
time = 0;
marks.AddRange(UintToByteArraryNetwork(time));
}
UInt32 len = (UInt32)marks.Count;
len += 2;
temp.AddRange(UintToByteArraryNetwork(len));
temp.Add((byte)((num >> 8) & 0xff));
temp.Add((byte)(num & 0xff));
temp.AddRange(marks);
return temp.ToArray();
}
byte[] Build_clpi(byte[] ClipInfo, byte[] SequenceInfo, byte[] ProgramInfo, byte[] CPI)
{
List<byte> clpi = new List<byte>();
clpi.AddRange(ClipInfo_0000_clpi);
UInt32 len = 40;
len += (UInt32)ClipInfo.Length;
clpi.AddRange(UintToByteArraryNetwork(len));
len += (UInt32)SequenceInfo.Length;
clpi.AddRange(UintToByteArraryNetwork(len));
len += (UInt32)ProgramInfo.Length;
clpi.AddRange(UintToByteArraryNetwork(len));
len += (UInt32)CPI.Length;
clpi.AddRange(UintToByteArraryNetwork(len));
for (int i = 0; i < 16; i++)
clpi.Add(0x00);
clpi.AddRange(ClipInfo);
clpi.AddRange(SequenceInfo);
clpi.AddRange(ProgramInfo);
clpi.AddRange(CPI);
clpi.AddRange(UintToByteArraryNetwork(0x00000000));
return clpi.ToArray();
}
byte[] BuildClipInfo(UInt32 numOfSourcePackets, EpElement[] EpInfo)
{
List<byte> clip = new List<byte>();
List<byte> temp = new List<byte>();
clip.Add(0x00);
clip.Add(0x00);
clip.Add(0x01);
clip.Add(0x01);
clip.Add(0x00);
clip.Add(0x00);
clip.Add(0x00);
clip.Add(0x00);
Int64 rate = EpInfo[EpInfo.Length - 1].SPN - EpInfo[0].SPN;
rate *= 192;
rate /= ((EpInfo[EpInfo.Length - 1].PTS - EpInfo[0].PTS) / 90000);
clip.AddRange(UintToByteArraryNetwork((UInt32)rate));
clip.AddRange(UintToByteArraryNetwork(numOfSourcePackets));
for (int i = 0; i < 128; i++)
clip.Add(0x00);
clip.AddRange(TsTypeInfoBlock);
UInt32 len = (UInt32)clip.Count;
temp.AddRange(UintToByteArraryNetwork(len));
temp.AddRange(clip);
return temp.ToArray();
}
byte[] BuildSequenceInfo(UInt32 start, UInt32 end)
{
List<byte> seq = new List<byte>();
List<byte> temp = new List<byte>();
seq.Add(0x00);
seq.Add(0x01);
seq.Add(0x00);
seq.Add(0x00);
seq.Add(0x00);
seq.Add(0x00);
seq.Add(0x01);
seq.Add(0x00);
seq.Add((byte)((Constants.DEFAULT_PCR_PID >> 8) & 0xff));
seq.Add((byte)(Constants.DEFAULT_PCR_PID & 0xff));
seq.Add(0x00);
seq.Add(0x00);
seq.Add(0x00);
seq.Add(0x00);
seq.AddRange(UintToByteArraryNetwork(start));
seq.AddRange(UintToByteArraryNetwork(end));
UInt32 len = (UInt32)seq.Count;
temp.AddRange(UintToByteArraryNetwork(len));
temp.AddRange(seq);
return temp.ToArray();
}
byte[] BuildProgramInfo(ushort[] pids, byte[][] StreamCodingInfos)
{
List<byte> info = new List<byte>();
List<byte> temp = new List<byte>();
info.Add(0x00);
info.Add(0x01);
info.Add(0x00);
info.Add(0x00);
info.Add(0x00);
info.Add(0x00);
info.Add((byte)((Constants.DEFAULT_PMT_PID >> 8) & 0xff));
info.Add((byte)(Constants.DEFAULT_PMT_PID & 0xff));
info.Add((byte)pids.Length);
info.Add(0x00);
for (int i = 0; i < pids.Length; i++)
{
info.Add((byte)((pids[i] >> 8) & 0xff));
info.Add((byte)(pids[i] & 0xff));
info.AddRange(StreamCodingInfos[i]);
}
UInt32 len = (UInt32)info.Count;
temp.AddRange(UintToByteArraryNetwork(len));
temp.AddRange(info);
return temp.ToArray();
}
byte[] BuildVideoStreamCodingInfo(ElementaryStreamTypes type, VideoFormat format, FrameRate rate, AspectRatio ratio)
{
List<byte> info = new List<byte>();
info.Add(0x15);
info.Add((byte)type);
info.Add((byte)((((byte)format) << 4) | (byte)rate));
info.Add((byte)(((byte)(ratio)) << 4));
for(int i = 0; i < 18; i++)
info.Add(0x00);
return info.ToArray();
}
byte[] BuildAudioStreamCodingInfo(ElementaryStreamTypes type, AudioPresentationType format, SamplingFrequency rate)
{
List<byte> info = new List<byte>();
info.Add(0x15);
info.Add((byte)type);
info.Add((byte)((((byte)format) << 4) | (byte)rate));
info.Add(0x65);
info.Add(0x6e);
info.Add(0x67);
for (int i = 0; i < 16; i++)
info.Add(0x00);
return info.ToArray();
}
byte[] BuildPgStreamCodingInfo()
{
List<byte> info = new List<byte>();
info.Add(0x15);
info.Add(0x90);
info.Add(0x65);
info.Add(0x6e);
info.Add(0x67);
for (int i = 0; i < 17; i++)
info.Add(0x00);
return info.ToArray();
}
byte[] BuildCpi(byte[] EpMap)
{
List<byte> info = new List<byte>();
UInt32 len = (UInt32)EpMap.Length + 2;
info.AddRange(UintToByteArraryNetwork(len));
info.Add(0x00);
info.Add(0x01);
info.AddRange(EpMap);
return info.ToArray();
}
byte[] BuildEpMap(EpElement[] EpInfo)
{
UInt32 lastepfine = 0x7ff;
UInt32 lastspnfine = 0x1ffff;
UInt32 numofcoarse = 0;
List<byte> coarseloop = new List<byte>();
List<byte> fineloop = new List<byte>(EpInfo.Length);
List<byte> EpMap = new List<byte>();
for (int i = 0; i < EpInfo.Length; i++)
{
UInt32 epfine = (UInt32)((EpInfo[i].PTS >> 9) % 0x800);
UInt32 epcoarse = (UInt32)((EpInfo[i].PTS >> 19) % 0x4000);
UInt32 spnfine = EpInfo[i].SPN % 0x20000;
if (lastepfine > epfine || lastspnfine > spnfine)
{
UInt32 reftofine = (UInt32)i;
reftofine <<= 14;
reftofine |= epcoarse;
coarseloop.AddRange(UintToByteArraryNetwork(reftofine));
coarseloop.AddRange(UintToByteArraryNetwork(EpInfo[i].SPN));
numofcoarse++;
}
UInt32 value = 0x1000;
value |= (epfine << 17);
value |= spnfine;
fineloop.AddRange(UintToByteArraryNetwork(value));
lastepfine = epfine;
lastspnfine = spnfine;
}
EpMap.Add(0x00);
EpMap.Add(0x01);
EpMap.Add((byte)((Constants.DEFAULT_VIDEO_PID >> 8) & 0xff));
EpMap.Add((byte)(Constants.DEFAULT_VIDEO_PID & 0xff));
EpMap.Add(0x00);
byte btemp = 4;
btemp |= (byte)((numofcoarse >> 14) & 0xff);
EpMap.Add(btemp);
btemp = (byte)((numofcoarse >> 6) & 0xff);
EpMap.Add(btemp);
btemp = (byte)((numofcoarse & 0x3f) << 2);
btemp |= (byte)((EpInfo.Length >> 16) & 0x03);
EpMap.Add(btemp);
btemp = (byte)((EpInfo.Length >> 8) & 0xff);
EpMap.Add(btemp);
btemp = (byte)(EpInfo.Length& 0xff);
EpMap.Add(btemp);
UInt32 count = 4 + (UInt32)EpMap.Count;
EpMap.AddRange(UintToByteArraryNetwork(count));
UInt32 start = 4 + (UInt32)coarseloop.Count;
EpMap.AddRange(UintToByteArraryNetwork(start));
EpMap.AddRange(coarseloop);
EpMap.AddRange(fineloop);
return EpMap.ToArray();
}
}
public class Descriptor
{
protected byte[] mdata;
public Descriptor(byte[] data, int startIndex)
{
if (data.Length < 2)
throw new ArgumentException("Invalid descriptor");
if (startIndex + 2 + data[startIndex + 1] > data.Length)
throw new ArgumentException("Invalid descriptor");
mdata = new byte[2 + data[startIndex + 1]];
for (int i = 0; i < mdata.Length; i++)
mdata[i] = data[i + startIndex];
}
public byte Tag
{
get { return mdata[0]; }
}
public byte Length
{
get { return mdata[1]; }
}
public byte[] Data
{
get { return mdata; }
}
}
public class DTCP_Descriptor : Descriptor
{
public DTCP_Descriptor(byte[] data, int startIndex)
: base(data, startIndex)
{
if (data.Length < 6)
throw new ArgumentException("Invalid DTCP descriptor");
if (Tag != Constants.DTCP_DESCRIPTOR_TAG)
throw new ArgumentException("Invalid DTCP descriptor tag");
if (Length < 4)
throw new ArgumentException("Invalid DTCP descriptor length");
if (data[startIndex + 2] != 0x0f || data[startIndex + 3] != 0xff)
throw new ArgumentException("Invalid DTCP descriptor CA system ID");
}
public DtcpCci CopyStatus
{
get
{
return (DtcpCci)(mdata[4] & 0x3);
}
}
public bool AnalogConstrain
{
get
{
return ((mdata[5] & 0x4) == 0);
}
}
public bool Macrovision
{
get
{
return ((mdata[5] & 0x3) > 0);
}
}
}
class Constants
{
public const int TS_PAYLOAD_SIZE = 184;
public const int TS_SIZE = 188;
public const int STRIDE_SIZE = 192;
public const int DISK_BUFFER = 0x8D000 << 5;
public const byte SYNC_BYTE = 0x47;
public const byte PAT_PID = 0x00;
public const byte SIT_PID = 0x1f;
public const byte PAT_TABLE_ID = 0x00;
public const byte PMT_TABLE_ID = 0x02;
public const byte DTCP_DESCRIPTOR_TAG = 0x88;
public const byte END_ID = 0xb9;
public const byte PACK_ID = 0xba;
public const byte SYS_ID = 0xbb;
public const byte MAP_ID = 0xbc;
public const byte DIR_ID = 0xff;
public const byte PAD_ID = 0xbe;
// defaults
public const ushort DEFAULT_PMT_PID = 0x0100;
public const ushort DEFAULT_VIDEO_PID = 0x1011;
public const ushort MAX_VIDEO_PID = 0x1019;
public const ushort DEFAULT_AUDIO_PID = 0x1100;
public const ushort MAX_AUDIO_PID = 0x111f;
public const ushort DEFAULT_PCR_PID = 0x1001;
public const ushort DEFAULT_SUBTITLE_PID = 0x1800;
public const ushort DEFAULT_PRESENTATION_GRAPHICS_PID = 0x1200;
public const ushort DEFAULT_INTERACTIVE_GRAPHICS_PID = 0x1400;
public const ushort DEFAULT_PROGRAM_NUMBER = 0x01;
public const int MAX_BUFFER_COUNT = 0xff;
public const int MIN_BUFFER_COUNT = 0x02;
public const Int64 AUDIO_DELAY = 30000;
public const UInt32 MKVCLUSTER_START = 0x1f43b675;
public const UInt32 MKVFILE_START = 0x1a45dfa3;
public const UInt32 MKVSEGMENT_START = 0x18538067;
public const UInt32 MKVTRACKINFO_START = 0x1654AE6B;
public const byte MKVTIMECODE_START = 0xe7;
// stream types
public const byte PES_VIDEO = 0xe0;
public const byte PES_AUDIO_MPEG = 0xc0;
public const byte PES_PRIVATE1 = 0xbd;
public const byte PES_PADDING = 0xbe;
public const byte PES_PRIVATE2 = 0xbf;
public const byte PES_VIDEO_VC1 = 0xfd;
public const byte PES_PRIVATE_SUBTITLE = 0x20;
public const byte PES_PRIVATE_AC3 = 0x80;
public const byte PES_PRIVATE_AC3_PLUS = 0xc0;
public const byte PES_PRIVATE_DTS_HD = 0x88;
public const byte PES_PRIVATE_LPCM = 0xa0;
public const byte PES_PRIVATE_AC3_TRUE_HD = 0xb0;
public const UInt32 VC1_SEQ_SC = 0x0000010f;
public const UInt32 VC1_END_OF_STREAM = 0x0000010a;
public const ushort AC3_SYNC = 0x0b77;
public const UInt32 H264_PREFIX = 0x00000107;
public const UInt32 H264_END_OF_STREAM = 0x0000010b;
public const UInt32 DTS_SYNC = 0x7ffe8001;
public const UInt32 DTS_EXT_SYNC = 0x64582025;
public const UInt32 MLP_SYNC = 0xF8726FBA;
public const UInt32 MPEG2_SEQ_CODE = 0x000001b3;
public const UInt32 MPEG2_SEQ_EXT = 0x000001b5;
public const UInt32 MPEG2_SEQ_END = 0x000001b7;
// clocks
public const Int64 MPEG2TS_CLOCK_RATE = 27000000;
public const Int64 MAX_MPEG2TS_CLOCK = 0x25800000000;
public const Int64 MAX_BLURAY_CLOCK = 0x40000000;
public const Int64 MAX_FIREWIRE_CLOCK = 24576000;
public const Int64 MAX_PTS_CLOCK = 0x200000000;
public const Int64 PTS_CLOCK_RATE = 90000;
public const int MAX_OFFSET = 3072;
public const int MAX_COUNT = 8000;
// descriptors
public static readonly byte[] hdmv_registration_descriptor = new byte[6] {
0x05, 0x04, 0x48, 0x44, 0x4d, 0x56 };
public static readonly byte[] copy_control_descriptor = new byte[6] {
0x88, 0x04, 0x0f, 0xff, 0x84, 0xfc };
public static readonly byte[] vc1_descriptor = new byte[7] {
0x05, 0x05, 0x56, 0x43, 0x2d, 0x31, 0xff };
public static readonly byte[] ac3_registration_descriptor = new byte[6] {
0x05, 0x04, 0x41, 0x43, 0x2d, 0x33 };
public static readonly byte[] DefaultSitTableOne = new byte[Constants.TS_SIZE] {
0x47, 0x40, 0x1f, 0x10, 0x00, 0x7f, 0xf0, 0x19, 0xff, 0xff, 0xc1, 0x00, 0x00, 0xf0, 0x0a, 0x63,
0x08, 0xc1, 0x5a, 0xae, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x01, 0x80, 0x00, 0x34, 0x1e, 0xe7,
0x4e, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff,
0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff
};
private static readonly uint[] crc_table = new uint[256] {
0x00000000, 0x04c11db7, 0x09823b6e, 0x0d4326d9, 0x130476dc, 0x17c56b6b,
0x1a864db2, 0x1e475005, 0x2608edb8, 0x22c9f00f, 0x2f8ad6d6, 0x2b4bcb61,
0x350c9b64, 0x31cd86d3, 0x3c8ea00a, 0x384fbdbd, 0x4c11db70, 0x48d0c6c7,
0x4593e01e, 0x4152fda9, 0x5f15adac, 0x5bd4b01b, 0x569796c2, 0x52568b75,
0x6a1936c8, 0x6ed82b7f, 0x639b0da6, 0x675a1011, 0x791d4014, 0x7ddc5da3,
0x709f7b7a, 0x745e66cd, 0x9823b6e0, 0x9ce2ab57, 0x91a18d8e, 0x95609039,
0x8b27c03c, 0x8fe6dd8b, 0x82a5fb52, 0x8664e6e5, 0xbe2b5b58, 0xbaea46ef,
0xb7a96036, 0xb3687d81, 0xad2f2d84, 0xa9ee3033, 0xa4ad16ea, 0xa06c0b5d,
0xd4326d90, 0xd0f37027, 0xddb056fe, 0xd9714b49, 0xc7361b4c, 0xc3f706fb,
0xceb42022, 0xca753d95, 0xf23a8028, 0xf6fb9d9f, 0xfbb8bb46, 0xff79a6f1,
0xe13ef6f4, 0xe5ffeb43, 0xe8bccd9a, 0xec7dd02d, 0x34867077, 0x30476dc0,
0x3d044b19, 0x39c556ae, 0x278206ab, 0x23431b1c, 0x2e003dc5, 0x2ac12072,
0x128e9dcf, 0x164f8078, 0x1b0ca6a1, 0x1fcdbb16, 0x018aeb13, 0x054bf6a4,
0x0808d07d, 0x0cc9cdca, 0x7897ab07, 0x7c56b6b0, 0x71159069, 0x75d48dde,
0x6b93dddb, 0x6f52c06c, 0x6211e6b5, 0x66d0fb02, 0x5e9f46bf, 0x5a5e5b08,
0x571d7dd1, 0x53dc6066, 0x4d9b3063, 0x495a2dd4, 0x44190b0d, 0x40d816ba,
0xaca5c697, 0xa864db20, 0xa527fdf9, 0xa1e6e04e, 0xbfa1b04b, 0xbb60adfc,
0xb6238b25, 0xb2e29692, 0x8aad2b2f, 0x8e6c3698, 0x832f1041, 0x87ee0df6,
0x99a95df3, 0x9d684044, 0x902b669d, 0x94ea7b2a, 0xe0b41de7, 0xe4750050,
0xe9362689, 0xedf73b3e, 0xf3b06b3b, 0xf771768c, 0xfa325055, 0xfef34de2,
0xc6bcf05f, 0xc27dede8, 0xcf3ecb31, 0xcbffd686, 0xd5b88683, 0xd1799b34,
0xdc3abded, 0xd8fba05a, 0x690ce0ee, 0x6dcdfd59, 0x608edb80, 0x644fc637,
0x7a089632, 0x7ec98b85, 0x738aad5c, 0x774bb0eb, 0x4f040d56, 0x4bc510e1,
0x46863638, 0x42472b8f, 0x5c007b8a, 0x58c1663d, 0x558240e4, 0x51435d53,
0x251d3b9e, 0x21dc2629, 0x2c9f00f0, 0x285e1d47, 0x36194d42, 0x32d850f5,
0x3f9b762c, 0x3b5a6b9b, 0x0315d626, 0x07d4cb91, 0x0a97ed48, 0x0e56f0ff,
0x1011a0fa, 0x14d0bd4d, 0x19939b94, 0x1d528623, 0xf12f560e, 0xf5ee4bb9,
0xf8ad6d60, 0xfc6c70d7, 0xe22b20d2, 0xe6ea3d65, 0xeba91bbc, 0xef68060b,
0xd727bbb6, 0xd3e6a601, 0xdea580d8, 0xda649d6f, 0xc423cd6a, 0xc0e2d0dd,
0xcda1f604, 0xc960ebb3, 0xbd3e8d7e, 0xb9ff90c9, 0xb4bcb610, 0xb07daba7,
0xae3afba2, 0xaafbe615, 0xa7b8c0cc, 0xa379dd7b, 0x9b3660c6, 0x9ff77d71,
0x92b45ba8, 0x9675461f, 0x8832161a, 0x8cf30bad, 0x81b02d74, 0x857130c3,
0x5d8a9099, 0x594b8d2e, 0x5408abf7, 0x50c9b640, 0x4e8ee645, 0x4a4ffbf2,
0x470cdd2b, 0x43cdc09c, 0x7b827d21, 0x7f436096, 0x7200464f, 0x76c15bf8,
0x68860bfd, 0x6c47164a, 0x61043093, 0x65c52d24, 0x119b4be9, 0x155a565e,
0x18197087, 0x1cd86d30, 0x029f3d35, 0x065e2082, 0x0b1d065b, 0x0fdc1bec,
0x3793a651, 0x3352bbe6, 0x3e119d3f, 0x3ad08088, 0x2497d08d, 0x2056cd3a,
0x2d15ebe3, 0x29d4f654, 0xc5a92679, 0xc1683bce, 0xcc2b1d17, 0xc8ea00a0,
0xd6ad50a5, 0xd26c4d12, 0xdf2f6bcb, 0xdbee767c, 0xe3a1cbc1, 0xe760d676,
0xea23f0af, 0xeee2ed18, 0xf0a5bd1d, 0xf464a0aa, 0xf9278673, 0xfde69bc4,
0x89b8fd09, 0x8d79e0be, 0x803ac667, 0x84fbdbd0, 0x9abc8bd5, 0x9e7d9662,
0x933eb0bb, 0x97ffad0c, 0xafb010b1, 0xab710d06, 0xa6322bdf, 0xa2f33668,
0xbcb4666d, 0xb8757bda, 0xb5365d03, 0xb1f740b4
};
public static uint ComputeCrc(byte[] data)
{
return ComputeCrc(data, data.Length);
}
public static uint ComputeCrc(byte[] data, int length)
{
return ComputeCrc(data, length, 0);
}
public static uint ComputeCrc(byte[] data, int length, int startIndex)
{
uint crc = 0xffffffff;
for (int i = 0; i < length; i++)
crc = (crc << 8) ^ crc_table[((crc >> 24) ^ data[i + startIndex]) & 0xff];
return crc;
}
}
class ProgramInfo
{
private byte[] mData;
public ProgramInfo(byte[] data, int index)
{
if (null == data)
throw new ArgumentException("program data is null");
if (data.Length + index < 4)
throw new ArgumentException("program data too short");
mData = new byte[4];
for (int i = 0; i < mData.Length; i++)
{
mData[i] = data[i + index];
}
}
public ProgramInfo(ushort programNumber, ushort programPid)
{
mData = new byte[4];
ProgramNumber = programNumber;
ProgramPID = programPid;
}
public ushort ProgramNumber
{
get
{
return (ushort)((mData[0] << 8) + mData[1]);
}
set
{
mData[0] = (byte)((value >> 8) & 0xff);
mData[1] = (byte)(value & 0xff);
}
}
public ushort ProgramPID
{
get
{
return (ushort)(((mData[2] & 0x1f) << 8) + mData[3]);
}
set
{
mData[2] = (byte)(((value >> 8) & 0x1f) | 0xe0);
mData[3] = (byte)(value & 0xff);
}
}
public byte[] Data
{
get
{
return mData;
}
}
}
class TsPacket
{
protected byte[] mData;
public TsPacket()
{
// initialize the packet as a null packet
mData = new byte[Constants.TS_SIZE];
mData[0] = Constants.SYNC_BYTE; // sync byte
mData[1] = 0x1f; // PID = 0x1FFF
mData[2] = 0xff; // PID == 0x1FFF
mData[3] = 0x10; // no adaptation field
for (int i = 4; i < Constants.TS_SIZE; i++)
mData[i] = 0xff;
}
public bool Priority
{
get
{
if ((mData[1] & 0x20) > 0)
return true;
else
return false;
}
set
{
if (value)
mData[1] |= 0x20;
else
mData[1] &= 0xdf;
}
}