/// <summary>
/// Parse the section.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the section.</param>
/// <param name="mpeg2Header">The MPEG2 header that preceedes the section.</param>
internal void Process(byte[] byteData, Mpeg2ExtendedHeader mpeg2Header)
{
lastIndex = mpeg2Header.Index;
int descriptorLength = ((byteData[lastIndex] & 0x0f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
if (descriptorLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLength > 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex);
if (!descriptor.IsEmpty)
{
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
descriptorLength -= DescriptorBase.MinimumDescriptorLength;
}
}
}
}
/// <summary>
/// Parse the entry.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the transport stream.</param>
/// <param name="index">Index of the first byte of the transport stream in the MPEG2 section.</param>
internal void Process(byte[] byteData, int index)
{
lastIndex = index;
try
{
eventID = ((byteData[lastIndex] & 0x3f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
startTime = new DateTime(1980, 1, 6, 0, 0, 0, DateTimeKind.Utc) + new TimeSpan(Utils.Convert4BytesToInt(byteData, lastIndex) * TimeSpan.TicksPerSecond);
lastIndex += 4;
etmLocation = (byteData[lastIndex] & 0x30) >> 4;
duration = new TimeSpan(
((byteData[lastIndex] & 0x0f) * 16384) +
((byteData[lastIndex + 1] * 256) +
byteData[lastIndex + 2])
* TimeSpan.TicksPerSecond);
lastIndex += 3;
int titleLength = (int)byteData[lastIndex];
lastIndex++;
if (titleLength != 0)
{
eventName = new MultipleString();
eventName.Process(byteData, lastIndex);
lastIndex += titleLength;
}
int descriptorLoopLength = ((byteData[lastIndex] & 0x03) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
totalLength = (lastIndex - index) + descriptorLoopLength;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The Event Information Table entry message is short"));
}
}
private void processDescriptor(DescriptorBase descriptor)
{
switch (descriptor.Tag)
{
case DescriptorBase.DishNetworkShortEventDescriptorTag:
DishNetworkShortEventDescriptor shortEventDescriptor = descriptor as DishNetworkShortEventDescriptor;
eventName = shortEventDescriptor.EventName;
break;
case DescriptorBase.DishNetworkExtendedEventDescriptorTag:
DishNetworkExtendedEventDescriptor extendedEventDescriptor = descriptor as DishNetworkExtendedEventDescriptor;
originalDescription = extendedEventDescriptor.OriginalDescription;
shortDescription = extendedEventDescriptor.EventDescription;
subTitle = extendedEventDescriptor.SubTitle;
closedCaptions = extendedEventDescriptor.ClosedCaptions;
highDefinition = extendedEventDescriptor.HighDefinition;
stereo = extendedEventDescriptor.Stereo;
date = extendedEventDescriptor.Date;
cast = extendedEventDescriptor.Cast;
break;
case DescriptorBase.DishNetworkRatingDescriptorTag:
DishNetworkRatingDescriptor ratingDescriptor = descriptor as DishNetworkRatingDescriptor;
parentalRating = ratingDescriptor.ParentalRating;
starRating = ratingDescriptor.StarRating;
hasSexualContent = ratingDescriptor.HasSexualContent;
hasStrongLanguage = ratingDescriptor.HasStrongLanguage;
hasViolence = ratingDescriptor.HasViolence;
hasNudity = ratingDescriptor.HasNudity;
break;
case DescriptorBase.DishNetworkSeriesDescriptorTag:
DishNetworkSeriesDescriptor seriesDescriptor = descriptor as DishNetworkSeriesDescriptor;
series = seriesDescriptor.Series;
episode = seriesDescriptor.Episode;
originalAirDate = seriesDescriptor.OriginalAirDate;
break;
case DescriptorBase.ContentDescriptorTag:
contentType = (descriptor as DVBContentDescriptor).ContentSubType[0];
contentSubType = (descriptor as DVBContentDescriptor).UserType[0];
break;
default:
if (RunParameters.Instance.DebugIDs.Contains("UNKNOWNDESCRIPTORS"))
{
Logger.Instance.Write("Unprocessed Dish Network descriptor: 0x" + descriptor.Tag.ToString("X"));
if (RunParameters.Instance.DebugIDs.Contains("LOGDESCRIPTORDATA"))
{
Logger.Instance.Dump("Descriptor Data", descriptor.Data, descriptor.Data.Length);
}
}
break;
}
}
/// <summary>
/// Parse the section.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the section.</param>
/// <param name="mpeg2Header">The MPEG2 header that preceedes the section.</param>
internal void Process(byte[] byteData, Mpeg2ExtendedHeader mpeg2Header)
{
lastIndex = mpeg2Header.Index;
bouquetID = mpeg2Header.TableIDExtension;
sectionNumber = mpeg2Header.SectionNumber;
lastSectionNumber = mpeg2Header.LastSectionNumber;
int bouquetDescriptorLength = ((byteData[lastIndex] & 0x0f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
if (bouquetDescriptorLength != 0)
{
bouquetDescriptors = new Collection <DescriptorBase>();
while (bouquetDescriptorLength > 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex, Scope.Bouquet);
if (!descriptor.IsEmpty)
{
bouquetDescriptors.Add(descriptor);
lastIndex = descriptor.Index;
bouquetDescriptorLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
bouquetDescriptorLength -= DescriptorBase.MinimumDescriptorLength;
}
}
}
int transportStreamLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
if (transportStreamLoopLength != 0)
{
transportStreams = new Collection <TransportStream>();
while (transportStreamLoopLength > 0)
{
TransportStream transportStream = new TransportStream();
transportStream.Process(byteData, lastIndex, Scope.Bouquet);
transportStreams.Add(transportStream);
lastIndex = transportStream.Index;
transportStreamLoopLength -= transportStream.TotalLength;
}
}
lastIndex += transportStreamLoopLength;
}
/// <summary>
/// Parse the service description.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the service description.</param>
/// <param name="index">Index of the first byte of the service description in the MPEG2 section.</param>
internal void Process(byte[] byteData, int index)
{
lastIndex = index;
try
{
serviceID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
eitSchedule = ((int)byteData[lastIndex] & 0x02) != 0;
eitPresentFollowing = ((int)byteData[lastIndex] & 0x01) != 0;
lastIndex++;
runningStatus = (int)(byteData[lastIndex] >> 5);
scrambled = ((int)byteData[lastIndex] & 0x10) >> 4 == 1;
int descriptorLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex, Scope.ServiceDescripton);
if (!descriptor.IsEmpty)
{
if (descriptor as DVBServiceDescriptor != null)
{
serviceDescriptor = descriptor as DVBServiceDescriptor;
}
else
{
if (descriptor as ServiceChannelDescriptor != null)
{
serviceChannelDescriptor = descriptor as ServiceChannelDescriptor;
}
}
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
descriptorLoopLength -= DescriptorBase.MinimumDescriptorLength;
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The DVB Service Description message is short"));
}
}
/// <summary>
/// Parse the section.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the section.</param>
/// <param name="mpeg2Header">The MPEG2 header that preceedes the section.</param>
/// <param name="isCable">True is the section is a virtual cable section;false otherwise.</param>
/// <param name="frequency">The frequency being processed.</param>
public void Process(byte[] byteData, Mpeg2ExtendedHeader mpeg2Header, bool isCable, int frequency)
{
lastIndex = mpeg2Header.Index;
lastSectionNumber = mpeg2Header.LastSectionNumber;
protocolVersion = (int)byteData[lastIndex];
lastIndex++;
int channelCount = (int)byteData[lastIndex];
lastIndex++;
if (channelCount != 0)
{
if (channels == null)
{
channels = new Collection <VirtualChannel>();
}
while (channelCount != 0)
{
VirtualChannel channel = new VirtualChannel(frequency);
channel.Process(byteData, lastIndex, isCable);
addChannel(channel);
lastIndex += channel.TotalLength;
channelCount--;
}
}
int descriptorLoopLength = ((byteData[lastIndex] & 0x03) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
}
Validate();
}
/// <summary>
/// Parse the section.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the section.</param>
/// <param name="mpeg2Header">The MPEG2 header that preceedes the section.</param>
internal void Process(byte[] byteData, Mpeg2ExtendedHeader mpeg2Header)
{
lastIndex = mpeg2Header.Index;
serviceID = mpeg2Header.TableIDExtension;
pcrPID = ((byteData[lastIndex] & 0x1f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
int programInfoLength = ((byteData[lastIndex] & 0x0f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
if (programInfoLength != 0)
{
while (programInfoLength > 0)
{
descriptors = new Collection <DescriptorBase>();
while (programInfoLength > 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex);
if (!descriptor.IsEmpty)
{
descriptors.Add(descriptor);
lastIndex += descriptor.TotalLength;
programInfoLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
programInfoLength -= DescriptorBase.MinimumDescriptorLength;
}
}
}
}
streamInfos = new Collection <StreamInfo>();
while (lastIndex < byteData.Length - 4)
{
StreamInfo streamInfo = new StreamInfo();
streamInfo.Process(byteData, lastIndex);
streamInfos.Add(streamInfo);
lastIndex = streamInfo.Index;
}
Validate();
}
/// <summary>
/// Create an instance of the descriptor class for Dish Network descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="table">The table ID containing this descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase DishNetworkInstance(byte[] byteData, int index, int table)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case DishNetworkRatingDescriptorTag:
descriptor = new DishNetworkRatingDescriptor();
break;
case DishNetworkShortEventDescriptorTag:
descriptor = new DishNetworkShortEventDescriptor();
break;
case DishNetworkExtendedEventDescriptorTag:
descriptor = new DishNetworkExtendedEventDescriptor();
break;
case DishNetworkSupplementaryDescriptorTag:
descriptor = new DishNetworkSupplementaryDescriptor();
break;
case DishNetworkVCHIPDescriptorTag:
descriptor = new DishNetworkVCHIPDescriptor();
break;
case DishNetworkSeriesDescriptorTag:
descriptor = new DishNetworkSeriesDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.table = table;
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return(descriptor);
}
/// <summary>
/// Parse the section.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the section.</param>
/// <param name="mpeg2Header">The MPEG2 header that preceedes the section.</param>
public void Process(byte[] byteData, Mpeg2ExtendedHeader mpeg2Header)
{
lastIndex = mpeg2Header.Index;
protocolVersion = (int)byteData[lastIndex];
lastIndex++;
int tableCount = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
if (tableCount != 0)
{
tableEntries = new Collection <MasterGuideTableEntry>();
while (tableCount != 0)
{
MasterGuideTableEntry tableEntry = new MasterGuideTableEntry();
tableEntry.Process(byteData, lastIndex);
tableEntries.Add(tableEntry);
lastIndex += tableEntry.TotalLength;
tableCount--;
}
}
int descriptorLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
}
Validate();
}
/// <summary>
/// Parse the entry.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the transport stream.</param>
/// <param name="index">Index of the first byte of the transport stream in the MPEG2 section.</param>
/// <param name="scope">The scope of the processing..</param>
internal void Process(byte[] byteData, int index, Scope scope)
{
lastIndex = index;
try
{
transportStreamID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
originalNetworkID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
int descriptorLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
totalLength = descriptorLoopLength + 6;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex, scope);
if (!descriptor.IsEmpty)
{
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
descriptorLoopLength -= DescriptorBase.MinimumDescriptorLength;
}
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The DVB Transport Stream message is short"));
}
}
/// <summary>
/// Parse the entry.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the entry.</param>
/// <param name="index">Index of the event identification byte in the MPEG2 section.</param>
/// <param name="table">The table ID containing this section.</param>
public void Process(byte[] byteData, int index, int table)
{
lastIndex = index;
try
{
eventID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
getStartTime(byteData, lastIndex);
lastIndex += 5;
getDuration(byteData, lastIndex);
lastIndex += 3;
runningStatus = (int)(byteData[lastIndex] >> 5);
scrambled = ((int)byteData[lastIndex] & 0x10) >> 4 == 1;
int descriptorLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.DishNetworkInstance(byteData, lastIndex, table);
if (!descriptor.IsEmpty)
{
processDescriptor(descriptor);
descriptor.LogMessage();
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
descriptorLoopLength -= DescriptorBase.MinimumDescriptorLength;
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The Dish Network message is short"));
}
}
/// <summary>
/// Parse the stream information.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the stream information.</param>
/// <param name="index">Index of the first byte of the stream information in the MPEG2 section.</param>
internal void Process(byte[] byteData, int index)
{
lastIndex = index;
try
{
streamType = (int)byteData[lastIndex];
lastIndex++;
programID = ((byteData[lastIndex] & 0x1f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
int esInfoLength = ((byteData[lastIndex] & 0x0f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
if (esInfoLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (esInfoLength > 0)
{
DescriptorBase descriptor = DescriptorBase.Instance(byteData, lastIndex);
if (!descriptor.IsEmpty)
{
descriptors.Add(descriptor);
lastIndex += descriptor.TotalLength;
esInfoLength -= descriptor.TotalLength;
}
else
{
lastIndex += DescriptorBase.MinimumDescriptorLength;
esInfoLength -= DescriptorBase.MinimumDescriptorLength;
}
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The DVB Stream Info message is short"));
}
}
/// <summary>
/// Create an instance of the descriptor class for ATSC descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase AtscInstance(byte[] byteData, int index)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case AtscAC3AudioDescriptorTag:
descriptor = new AC3AudioDescriptor();
break;
case AtscCaptionServiceDescriptorTag:
descriptor = new CaptionServiceDescriptor();
break;
case AtscContentAdvisoryDescriptorTag:
descriptor = new ContentAdvisoryDescriptor();
break;
case AtscExtendedChannelNameDescriptorTag:
descriptor = new ExtendedChannelNameDescriptor();
break;
case AtscServiceLocationDescriptorTag:
descriptor = new ServiceLocationDescriptor();
break;
case AtscGenreDescriptorTag:
descriptor = new GenreDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return(descriptor);
}
/// <summary>
/// Parse the entry.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the transport stream.</param>
/// <param name="index">Index of the first byte of the transport stream in the MPEG2 section.</param>
internal void Process(byte[] byteData, int index)
{
lastIndex = index;
try
{
tableType = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
pid = ((byteData[lastIndex] & 0x1f) * 256) + byteData[lastIndex + 1];
lastIndex += 2;
version = byteData[lastIndex] & 0x01f;
lastIndex++;
byteCount = Utils.Convert4BytesToInt(byteData, lastIndex);
lastIndex += 4;
int descriptorLoopLength = ((byteData[lastIndex] & 0x0f) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
totalLength = descriptorLoopLength + 11;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The Master Guide Table entry message is short"));
}
}
/// <summary>
/// Create an instance of the descriptor class for Bell TV descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="table">The table ID containing this descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase BellTVInstance(byte[] byteData, int index, int table)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case ShortEventDescriptorTag:
descriptor = new BellShortEventDescriptor();
break;
case BellTVExtendedEventDescriptorTag:
descriptor = new BellTVExtendedEventDescriptor();
break;
case BellTVRatingDescriptorTag:
descriptor = new BellTVRatingDescriptor();
break;
case BellTVSeriesDescriptorTag:
descriptor = new BellTVSeriesDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.table = table;
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return(descriptor);
}
/// <summary>
/// Create an instance of the descriptor class for ATSC descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase AtscInstance(byte[] byteData, int index)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case AtscAC3AudioDescriptorTag:
descriptor = new AC3AudioDescriptor();
break;
case AtscCaptionServiceDescriptorTag:
descriptor = new CaptionServiceDescriptor();
break;
case AtscContentAdvisoryDescriptorTag:
descriptor = new ContentAdvisoryDescriptor();
break;
case AtscExtendedChannelNameDescriptorTag:
descriptor = new ExtendedChannelNameDescriptor();
break;
case AtscServiceLocationDescriptorTag:
descriptor = new ServiceLocationDescriptor();
break;
case AtscGenreDescriptorTag:
descriptor = new GenreDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return (descriptor);
}
/// <summary>
/// Parse the descriptor.
/// </summary>
/// <param name="byteData">The mpeg2 section containing the descriptor.</param>
/// <param name="index">Index of the byte in the mpeg2 section following the descriptor length.</param>
/// <param name="region">The region being processed.</param>
internal void Process(byte[] byteData, int index, int region)
{
lastIndex = index;
this.region = region;
int nameLength = (int)byteData[lastIndex];
lastIndex++;
if (nameLength != 0)
{
name = new MultipleString();
name.Process(byteData, lastIndex);
name.LogMessage();
lastIndex = name.Index;
}
int dimensionCount = (int)byteData[lastIndex];
lastIndex++;
if (dimensionCount != 0)
{
dimensions = new Collection <RatingRegionDimension>();
while (dimensionCount != 0)
{
RatingRegionDimension dimension = new RatingRegionDimension();
dimension.Process(byteData, lastIndex);
dimensions.Add(dimension);
lastIndex = dimension.Index;
dimensionCount--;
}
}
int descriptorLoopLength = ((byteData[lastIndex] & 0x03) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
}
Validate();
}
/// <summary>
/// Create an instance of the descriptor class for Dish Network descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="table">The table ID containing this descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase DishNetworkInstance(byte[] byteData, int index, int table)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case DishNetworkRatingDescriptorTag:
descriptor = new DishNetworkRatingDescriptor();
break;
case DishNetworkShortEventDescriptorTag:
descriptor = new DishNetworkShortEventDescriptor();
break;
case DishNetworkExtendedEventDescriptorTag:
descriptor = new DishNetworkExtendedEventDescriptor();
break;
case DishNetworkSupplementaryDescriptorTag:
descriptor = new DishNetworkSupplementaryDescriptor();
break;
case DishNetworkVCHIPDescriptorTag:
descriptor = new DishNetworkVCHIPDescriptor();
break;
case DishNetworkSeriesDescriptorTag:
descriptor = new DishNetworkSeriesDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.table = table;
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return (descriptor);
}
/// <summary>
/// Create an instance of the descriptor class.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="scope">The current scope.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase Instance(byte[] byteData, int index, Scope scope)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case NetworkNameDescriptorTag:
descriptor = new DVBNetworkNameDescriptor();
break;
case SatelliteDeliverySystemDescriptorTag:
descriptor = new DVBSatelliteDeliverySystemDescriptor();
break;
case ServiceDescriptorTag:
descriptor = new DVBServiceDescriptor();
break;
case ServiceListDescriptorTag:
descriptor = new DVBServiceListDescriptor();
break;
case ShortEventDescriptorTag:
descriptor = new DVBShortEventDescriptor();
break;
case ExtendedEventDescriptorTag:
descriptor = new DVBExtendedEventDescriptor();
break;
case ComponentDescriptorTag:
descriptor = new DVBComponentDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
case ParentalRatingDescriptorTag:
descriptor = new DVBParentalRatingDescriptor();
break;
case BouquetNameDescriptorTag:
descriptor = new DVBBouquetNameDescriptor();
break;
case LocalTimeOffsetDescriptorTag:
descriptor = new DVBLocalTimeOffsetDescriptor();
break;
case OpenTVChannelInfoDescriptorTag:
descriptor = new OpenTVChannelInfoDescriptor();
break;
case GenericChannelInfoDescriptorTag:
switch (scope)
{
case Scope.Bouquet:
descriptor = new FreeviewChannelInfoDescriptor();
break;
case Scope.ServiceDescripton:
descriptor = new ServiceChannelDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
break;
case FreeviewChannelInfoDescriptorTag:
case TurkeyChannelInfoDescriptorTag:
case E2ChannelInfoDescriptorTag:
if (scope == Scope.Bouquet)
descriptor = new FreeviewChannelInfoDescriptor();
else
descriptor = new DescriptorBase();
break;
case FreeSatChannelInfoDescriptorTag:
descriptor = new FreeSatChannelInfoDescriptor();
break;
case ContentIdentifierDescriptorTag:
descriptor = new DVBContentIdentifierDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
if (descriptor.Length != 0)
descriptor.Process(byteData, index);
return (descriptor);
}
/// <summary>
/// Create an instance of the descriptor class.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="scope">The current scope.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase Instance(byte[] byteData, int index, Scope scope)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case NetworkNameDescriptorTag:
descriptor = new DVBNetworkNameDescriptor();
break;
case SatelliteDeliverySystemDescriptorTag:
descriptor = new DVBSatelliteDeliverySystemDescriptor();
break;
case ServiceDescriptorTag:
descriptor = new DVBServiceDescriptor();
break;
case ServiceListDescriptorTag:
descriptor = new DVBServiceListDescriptor();
break;
case ShortEventDescriptorTag:
descriptor = new DVBShortEventDescriptor();
break;
case ExtendedEventDescriptorTag:
descriptor = new DVBExtendedEventDescriptor();
break;
case ComponentDescriptorTag:
descriptor = new DVBComponentDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
case ParentalRatingDescriptorTag:
descriptor = new DVBParentalRatingDescriptor();
break;
case BouquetNameDescriptorTag:
descriptor = new DVBBouquetNameDescriptor();
break;
case LocalTimeOffsetDescriptorTag:
descriptor = new DVBLocalTimeOffsetDescriptor();
break;
case OpenTVChannelInfoDescriptorTag:
descriptor = new OpenTVChannelInfoDescriptor();
break;
case GenericChannelInfoDescriptorTag:
switch (scope)
{
case Scope.Bouquet:
descriptor = new FreeviewChannelInfoDescriptor();
break;
case Scope.ServiceDescripton:
descriptor = new ServiceChannelDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
break;
case FreeviewChannelInfoDescriptorTag:
case TurkeyChannelInfoDescriptorTag:
case E2ChannelInfoDescriptorTag:
if (scope == Scope.Bouquet)
{
descriptor = new FreeviewChannelInfoDescriptor();
}
else
{
descriptor = new DescriptorBase();
}
break;
case FreeSatChannelInfoDescriptorTag:
descriptor = new FreeSatChannelInfoDescriptor();
break;
case ContentIdentifierDescriptorTag:
descriptor = new DVBContentIdentifierDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
if (descriptor.Length != 0)
{
descriptor.Process(byteData, index);
}
return(descriptor);
}
private void processDescriptor(DescriptorBase descriptor)
{
switch (descriptor.Tag)
{
case DescriptorBase.DishNetworkShortEventDescriptorTag:
DishNetworkShortEventDescriptor shortEventDescriptor = descriptor as DishNetworkShortEventDescriptor;
eventName = shortEventDescriptor.EventName;
break;
case DescriptorBase.DishNetworkExtendedEventDescriptorTag:
DishNetworkExtendedEventDescriptor extendedEventDescriptor = descriptor as DishNetworkExtendedEventDescriptor;
originalDescription = extendedEventDescriptor.OriginalDescription;
shortDescription = extendedEventDescriptor.EventDescription;
subTitle = extendedEventDescriptor.SubTitle;
closedCaptions = extendedEventDescriptor.ClosedCaptions;
highDefinition = extendedEventDescriptor.HighDefinition;
stereo = extendedEventDescriptor.Stereo;
date = extendedEventDescriptor.Date;
cast = extendedEventDescriptor.Cast;
break;
case DescriptorBase.DishNetworkRatingDescriptorTag:
DishNetworkRatingDescriptor ratingDescriptor = descriptor as DishNetworkRatingDescriptor;
parentalRating = ratingDescriptor.ParentalRating;
starRating = ratingDescriptor.StarRating;
hasSexualContent = ratingDescriptor.HasSexualContent;
hasStrongLanguage = ratingDescriptor.HasStrongLanguage;
hasViolence = ratingDescriptor.HasViolence;
hasNudity = ratingDescriptor.HasNudity;
break;
case DescriptorBase.DishNetworkSeriesDescriptorTag:
DishNetworkSeriesDescriptor seriesDescriptor = descriptor as DishNetworkSeriesDescriptor;
series = seriesDescriptor.Series;
episode = seriesDescriptor.Episode;
originalAirDate = seriesDescriptor.OriginalAirDate;
break;
case DescriptorBase.ContentDescriptorTag:
contentType = (descriptor as DVBContentDescriptor).ContentSubType[0];
contentSubType = (descriptor as DVBContentDescriptor).UserType[0];
break;
default:
if (RunParameters.Instance.DebugIDs.Contains("UNKNOWNDESCRIPTORS"))
{
Logger.Instance.Write("Unprocessed Dish Network descriptor: 0x" + descriptor.Tag.ToString("X"));
if (RunParameters.Instance.DebugIDs.Contains("LOGDESCRIPTORDATA"))
Logger.Instance.Dump("Descriptor Data", descriptor.Data, descriptor.Data.Length);
}
break;
}
}
/// <summary>
/// Create an instance of the descriptor class for Bell TV descriptors.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the descriptor.</param>
/// <param name="index">The index of the tag byte of the descriptor.</param>
/// <param name="table">The table ID containing this descriptor.</param>
/// <returns>A descriptor instance.</returns>
internal static DescriptorBase BellTVInstance(byte[] byteData, int index, int table)
{
DescriptorBase descriptor;
switch ((int)byteData[index])
{
case ShortEventDescriptorTag:
descriptor = new BellShortEventDescriptor();
break;
case BellTVExtendedEventDescriptorTag:
descriptor = new BellTVExtendedEventDescriptor();
break;
case BellTVRatingDescriptorTag:
descriptor = new BellTVRatingDescriptor();
break;
case BellTVSeriesDescriptorTag:
descriptor = new BellTVSeriesDescriptor();
break;
case ContentDescriptorTag:
descriptor = new DVBContentDescriptor();
break;
default:
descriptor = new DescriptorBase();
break;
}
descriptor.table = table;
descriptor.tag = (int)byteData[index];
index++;
descriptor.length = (int)byteData[index];
index++;
descriptor.Process(byteData, index);
return (descriptor);
}
private void processDescriptor(DescriptorBase descriptor)
{
switch (descriptor.Tag)
{
case DescriptorBase.ShortEventDescriptorTag:
DVBShortEventDescriptor shortEventDescriptor = descriptor as DVBShortEventDescriptor;
if (eventName == null)
{
processShortEventDescriptor(shortEventDescriptor);
}
else
{
if (RunParameters.Instance.InputLanguage == null)
{
processShortEventDescriptor(shortEventDescriptor);
}
else
{
if (shortEventDescriptor.LanguageCode == RunParameters.Instance.InputLanguage)
{
processShortEventDescriptor(shortEventDescriptor);
}
else
{
if (shortEventDescriptor.LanguageCode == "eng")
{
processShortEventDescriptor(shortEventDescriptor);
}
}
}
}
LanguageCode.RegisterUsage(shortEventDescriptor.LanguageCode);
break;
case DescriptorBase.ExtendedEventDescriptorTag:
DVBExtendedEventDescriptor extendedEventDescriptor = descriptor as DVBExtendedEventDescriptor;
if (extendedDescription == null)
{
processExtendedEventDescriptor(extendedEventDescriptor);
}
else
{
if (RunParameters.Instance.InputLanguage == null)
{
processExtendedEventDescriptor(extendedEventDescriptor);
}
else
{
if (extendedEventDescriptor.LanguageCode == RunParameters.Instance.InputLanguage)
{
processExtendedEventDescriptor(extendedEventDescriptor);
}
else
{
if (extendedEventDescriptor.LanguageCode == "eng")
{
processExtendedEventDescriptor(extendedEventDescriptor);
}
}
}
}
LanguageCode.RegisterUsage(extendedEventDescriptor.LanguageCode);
break;
case DescriptorBase.ComponentDescriptorTag:
if ((descriptor as DVBComponentDescriptor).ComponentTypeVideo != -1)
{
componentTypeVideo = (descriptor as DVBComponentDescriptor).ComponentTypeVideo;
}
if ((descriptor as DVBComponentDescriptor).ComponentTypeAudio != -1)
{
componentTypeAudio = (descriptor as DVBComponentDescriptor).ComponentTypeAudio;
}
if ((descriptor as DVBComponentDescriptor).ComponentTypeSubtitles != -1)
{
componentTypeSubtitles = (descriptor as DVBComponentDescriptor).ComponentTypeSubtitles;
}
break;
case DescriptorBase.ContentDescriptorTag:
contentType = (descriptor as DVBContentDescriptor).ContentType[0];
contentSubType = (descriptor as DVBContentDescriptor).ContentSubType[0];
break;
case DescriptorBase.ParentalRatingDescriptorTag:
DVBParentalRatingDescriptor parentalRatingDescriptor = descriptor as DVBParentalRatingDescriptor;
if (parentalRatingDescriptor.ParentalRatings != null)
{
parentalRating = (descriptor as DVBParentalRatingDescriptor).ParentalRatings[0];
}
break;
case DescriptorBase.ContentIdentifierDescriptorTag:
DVBContentIdentifierDescriptor contentIdentifierDescriptor = descriptor as DVBContentIdentifierDescriptor;
if (contentIdentifierDescriptor.IsSeriesLink)
{
seriesID = contentIdentifierDescriptor.ContentReference;
}
else
{
if (contentIdentifierDescriptor.IsEpisodeLink)
{
episodeID = contentIdentifierDescriptor.ContentReference;
}
}
break;
default:
if (RunParameters.Instance.DebugIDs.Contains("UNKNOWNDESCRIPTORS"))
{
Logger.Instance.Write("Unprocessed EIT descriptor: 0x" + descriptor.Tag.ToString("X"));
if (RunParameters.Instance.DebugIDs.Contains("LOGDESCRIPTORDATA"))
{
Logger.Instance.Dump("Descriptor Data", descriptor.Data, descriptor.Data.Length);
}
}
break;
}
}
/// <summary>
/// Parse the entry.
/// </summary>
/// <param name="byteData">The MPEG2 section containing the transport stream.</param>
/// <param name="index">Index of the first byte of the transport stream in the MPEG2 section.</param>
/// <param name="isCable">True if the entry is for cable; false otherwise.</param>
internal void Process(byte[] byteData, int index, bool isCable)
{
lastIndex = index;
try
{
shortName = Utils.GetUnicodeString(byteData, lastIndex, 14).Replace((char)0x00, '?').Replace("?", "");
lastIndex += 14;
majorChannelNumber = (Utils.Convert4BytesToInt(byteData, lastIndex) >> 18) & 0x3ff;
minorChannelNumber = (Utils.Convert4BytesToInt(byteData, lastIndex) >> 8) & 0x3ff;
lastIndex += 3;
modulationMode = (int)byteData[lastIndex];
lastIndex++;
frequency = Utils.Convert4BytesToInt(byteData, lastIndex);
lastIndex += 4;
transportStreamID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
programNumber = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
etmLocation = byteData[lastIndex] >> 6;
accessControlled = ((byteData[lastIndex] & 0x20) != 0);
hidden = ((byteData[lastIndex] & 0x10) != 0);
if (isCable)
{
pathSelect = ((byteData[lastIndex] & 0x08) != 0);
outOfBand = ((byteData[lastIndex] & 0x04) != 0);
}
hideGuide = ((byteData[lastIndex] & 0x02) != 0);
lastIndex++;
serviceType = byteData[lastIndex] & 0x03f;
lastIndex++;
sourceID = Utils.Convert2BytesToInt(byteData, lastIndex);
lastIndex += 2;
int descriptorLoopLength = ((byteData[lastIndex] & 0x03) * 256) + (int)byteData[lastIndex + 1];
lastIndex += 2;
totalLength = (lastIndex - index) + descriptorLoopLength;
if (descriptorLoopLength != 0)
{
descriptors = new Collection <DescriptorBase>();
while (descriptorLoopLength != 0)
{
DescriptorBase descriptor = DescriptorBase.AtscInstance(byteData, lastIndex);
descriptors.Add(descriptor);
lastIndex = descriptor.Index;
descriptorLoopLength -= descriptor.TotalLength;
}
}
Validate();
}
catch (IndexOutOfRangeException)
{
throw (new ArgumentOutOfRangeException("The Virtual Channel Table entry message is short"));
}
}
private void processDescriptor(DescriptorBase descriptor)
{
switch (descriptor.Tag)
{
case DescriptorBase.ShortEventDescriptorTag:
DVBShortEventDescriptor shortEventDescriptor = descriptor as DVBShortEventDescriptor;
if (RunParameters.Instance.InputLanguage == null || shortEventDescriptor.LanguageCode == RunParameters.Instance.InputLanguage)
{
eventName = shortEventDescriptor.EventName;
shortDescription = shortEventDescriptor.ShortDescription;
}
LanguageCode.RegisterUsage(shortEventDescriptor.LanguageCode);
break;
case DescriptorBase.ComponentDescriptorTag:
if ((descriptor as DVBComponentDescriptor).ComponentTypeVideo != -1)
componentTypeVideo = (descriptor as DVBComponentDescriptor).ComponentTypeVideo;
if ((descriptor as DVBComponentDescriptor).ComponentTypeAudio != -1)
componentTypeAudio = (descriptor as DVBComponentDescriptor).ComponentTypeAudio;
if ((descriptor as DVBComponentDescriptor).ComponentTypeSubtitles != -1)
componentTypeSubtitles = (descriptor as DVBComponentDescriptor).ComponentTypeSubtitles;
break;
case DescriptorBase.ContentDescriptorTag:
contentType = (descriptor as DVBContentDescriptor).ContentType[0];
contentSubType = (descriptor as DVBContentDescriptor).ContentSubType[0];
break;
case DescriptorBase.ParentalRatingDescriptorTag:
DVBParentalRatingDescriptor parentalRatingDescriptor = descriptor as DVBParentalRatingDescriptor;
if (parentalRatingDescriptor.ParentalRatings != null)
parentalRating = (descriptor as DVBParentalRatingDescriptor).ParentalRatings[0];
break;
case DescriptorBase.ContentIdentifierDescriptorTag:
DVBContentIdentifierDescriptor contentIdentifierDescriptor = descriptor as DVBContentIdentifierDescriptor;
if (contentIdentifierDescriptor.IsSeriesLink)
seriesID = contentIdentifierDescriptor.ContentReference;
else
{
if (contentIdentifierDescriptor.IsEpisodeLink)
episodeID = contentIdentifierDescriptor.ContentReference;
}
break;
default:
if (RunParameters.Instance.DebugIDs.Contains("UNKNOWNDESCRIPTORS"))
{
Logger.Instance.Write("Unprocessed EIT descriptor: 0x" + descriptor.Tag.ToString("X"));
if (RunParameters.Instance.DebugIDs.Contains("LOGDESCRIPTORDATA"))
Logger.Instance.Dump("Descriptor Data", descriptor.Data, descriptor.Data.Length);
}
break;
}
}
