private void NewVolumeStream()
{
CurrentStream++;
string newVolumeName = null;
int p = _archiveName.LastIndexOf(".");
if (p >= 0 && _altNames && (p + 1) == _archiveName.Length - 3)
{
if (CurrentStream == 0)
{
newVolumeName = _archiveName;
}
else
{
newVolumeName = _archiveName.Substring(0, p + 1) + (CurrentStream > 9 ? (CurrentStream > 99 ? CurrentStream.ToString() : "0" + CurrentStream) : "00" + CurrentStream);
}
}
else
{
newVolumeName = _archiveName + VolumeNumber(CurrentStream + 1);
}
Streams.Add(File.Create(newVolumeName));
Streams[CurrentStream].SetLength(_volumeSize);
StreamOffsets.Add(CurrentStream, new KeyValuePair <long, long>(0, _volumeSize - 1));
}
/// <summary>
/// Constructor
/// </summary>
public AudioStream()
{
if (!AudioManager.IsInit)
{
Trace.WriteLine("[AudioStream] AudioStream() : No audio context available.");
return;
}
// Add to the known list of audio streams
if (Streams == null)
{
Streams = new List <AudioStream>();
}
Streams.Add(this);
Buffers = OpenAL.AL.GenBuffers(2);
AudioManager.Check();
Source = OpenAL.AL.GenSource();
AudioManager.Check();
// Stream buffers
BufferData = new Dictionary <int, byte[]>();
BufferData[Buffers[0]] = new byte[44100];
BufferData[Buffers[1]] = new byte[44100];
}
public Task <Stream> GetReadWriteStream()
{
FileStream stream = null;
try
{
Debug.WriteLine("OPENING READ/WRITE STREAM");
stream = new FileStream(Path, FileMode.Open, FileAccess.ReadWrite, FileShare.Read);
if (!stream.CanRead)
{
throw new IOException("Stream must readable");
}
if (!stream.CanWrite)
{
throw new IOException("Stream must be writable");
}
if (!stream.CanSeek)
{
throw new IOException("Stream must be seekable");
}
Streams.Add(stream);
return(Task.FromResult((Stream)stream));
}
catch (Exception ex)
{
stream?.Close();
return(Task.FromException <Stream>(ex));
}
}
private void NewVolumeStream()
{
CurrentStream++;
Streams.Add(File.Create(_archiveName + VolumeNumber(CurrentStream + 1)));
Streams[CurrentStream].SetLength(_volumeSize);
StreamOffsets.Add(CurrentStream, new KeyValuePair <long, long>(0, _volumeSize - 1));
}
public M3U8File(string rawData)
{
RawData = rawData;
if (string.IsNullOrEmpty(rawData))
{
return;
}
var subs =
rawData
.Split(new[] { '\n' }, StringSplitOptions.RemoveEmptyEntries)
.FirstOrDefault(e => e.StartsWith("#EXT-X-MEDIA:TYPE=SUBTITLES"));
if (!string.IsNullOrEmpty(subs))
{
SubtitlesUri = new Uri(CsvParser.Parse(subs).FirstOrDefault(e => e.StartsWith("URI="))?.Substring(4) ?? "");
}
var lines =
rawData.Split(new[] { '\n' }, StringSplitOptions.RemoveEmptyEntries)
.Where(e => e.StartsWith("#EXT-X-STREAM-INF") || e.StartsWith("http"))
.ToList();
var i = 0;
while (i < lines.Count)
{
Streams.Add(new StreamInformation(lines[i++], lines[i++]));
}
Streams.Sort();
}
/// Add an animation to a specific stream
public void Add(TStream stream, IAnimation animation, IAnimationCurve curve, IAnimationTarget target)
{
Validate();
animation.AnimationCurve = curve;
animation.AnimationTarget = target;
Streams.Add(stream, animation);
}
/// Add an animation to a specific stream
public void Add(TStream stream, IAnimation animation, IAnimationCurve curve, GameObject target)
{
Validate();
animation.AnimationCurve = curve;
animation.AnimationTarget = new TargetSingle(target);
Streams.Add(stream, animation);
}
public async Task <Stream> GetReadWriteStream()
{
Stream stream = null;
try
{
stream = await File.OpenStreamForWriteAsync();
if (!stream.CanRead)
{
throw new IOException("Stream must readable");
}
if (!stream.CanWrite)
{
throw new IOException("Stream must be writable");
}
if (!stream.CanSeek)
{
throw new IOException("Stream must be seekable");
}
Streams.Add(stream);
return(stream);
}
catch (Exception)
{
stream?.Close();
throw;
}
}
private void ParseStreams(string data)
{
if (string.IsNullOrEmpty(data))
{
return;
}
var lines = new List <string>(data.Trim().Split('\n'));
lines.RemoveAt(0);
lines.RemoveAt(0);
for (int i = 0; i < lines.Count / 2; i++)
{
string line1 = lines[i * 2];
string line2 = lines[i * 2 + 1];
var matchLine1 = Regex.Match(line1, "RESOLUTION=([0-9x]+),BANDWIDTH=([0-9]+)");
if (matchLine1.Success)
{
var bandwidth = int.Parse(matchLine1.Groups[2].Value);
var info = new StreamInfo()
{
Url = UrlHelper.GetBaseMasterUrl(masterUrl) + line2,
Bandwidth = bandwidth,
Resolution = matchLine1.Groups[1].Value,
ApproxSize = (Duration * (bandwidth / 1024) / 1024 / 8)
};
Streams.Add(info);
}
}
}
public MainWindowViewModel()
{
AddLocalStreamCommand =
new RelayCommand(p => Streams.Add(new LocalStreamViewModel()));
AddUriStreamCommand =
new RelayCommand(p => Streams.Add(new UriStreamViewModel()));
}
public StreamTableElement(string name, params MaterialStream[] streams)
{
Name = name;
Icon.IconType = IconTypes.StreamTable;
SetColors("Silver", "GhostWhite");
foreach (MaterialStream stream in streams)
{
Streams.Add(stream);
}
}
void ProgramMapTableReceived(object sender, TsStreamEventArgs eventArgs)
{
var e = eventArgs as TsStreamEventArgs <TsTable>;
if (e == null)
{
return;
}
lock (_syncObject)
{
var pmt = e.DecodedUnit.TableIdentifier == TableIdentifier.ProgramMap ? (ProgramMapTable)e.DecodedUnit : null;
if (pmt == null)
{
return;
}
Debug.WriteLine("Program Map Received");
Debug.WriteLine("Program Number: " + pmt.ProgramNumber + " Program Clock Reference PID: " +
pmt.ProgramClockReferencePid);
Info = pmt.ProgramInfo;
foreach (var pm in pmt.Rows)
{
Debug.WriteLine("******** " + pm.StreamType + " on PID " + pm.PacketIdentifier);
#if DEBUG
foreach (var descriptor in pm.StreamInfo)
{
Debug.WriteLine("\tHas " + descriptor.Tag + " descriptor.");
}
#endif
var stream =
(from s in Streams where s.PacketIdentifier == pm.PacketIdentifier select s).FirstOrDefault();
if (stream == null)
{
try
{
stream = (TsStream)Activator.CreateInstance(TsStream.StreamTypes[pm.StreamType]);
stream.PacketIdentifier = pm.PacketIdentifier;
}
catch (Exception)
{
stream = new ByteStream()
{
PacketIdentifier = pm.PacketIdentifier
};
}
Streams.Add(stream);
OnStreamAdded(stream);
}
stream.Type = pm.StreamType;
stream.Info = pm.StreamInfo;
}
}
}
public StreamTableElement AddMaterialStream(MaterialStream stream)
{
if (!Streams.Contains(stream))
{
Streams.Add(stream);
}
else
{
throw new InvalidOperationException("Stream " + stream.Name + " already included in streamtable");
}
return(this);
}
public async Task AddReleaseIfExists(string branchName)
{
string remoteName = branchName;
//Handle "special names"
switch (branchName)
{
case "Nightly":
remoteName = "master";
break;
default:
break;
}
string fullpath = $"refs/heads/{remoteName}";
/*BlobContainerClient client =
* new BlobContainerClient(new Uri($"https://jppcdnstorage.blob.core.windows.net/{ProductFamily}"));*/
string path = $"https://jppcdnstorage.blob.core.windows.net/{ProductFamily}";
BlobContainerClient client = new BlobContainerClient(new Uri(path));
var result = client.GetBlobsAsync(prefix: $"{fullpath}/{HostVerison}");
long buildId = 0;
ReleaseStream rs = new ReleaseStream()
{
Name = branchName,
Class = ReleaseClass.Alpha
};
await foreach (BlobItem blob in result)
{
if (blob.Name.EndsWith(".zip") && !blob.Deleted)
{
string blobId = Path.GetFileNameWithoutExtension(blob.Name);
long foundId = long.Parse(blobId);
if (foundId > buildId)
{
buildId = foundId;
rs.BaseUrl = new Uri(client.Uri.AbsoluteUri + "/" + blob.Name);
rs.ReleaseId = buildId;
}
}
}
if (buildId > 0)
{
Streams.Add(rs);
}
}
internal async ReusableTask <RentedStream> GetStreamAsync(ITorrentFileInfo file, FileAccess access)
{
if (!Streams.TryGetValue(file, out ITorrentFileStream s))
{
s = null;
}
if (s != null)
{
// If we are requesting write access and the current stream does not have it
if (((access & FileAccess.Write) == FileAccess.Write) && !s.CanWrite)
{
logger.InfoFormatted("Didn't have write permission for {0} - reopening", file.Path);
CloseAndRemove(file, s);
s = null;
}
else
{
// Place the filestream at the end so we know it's been recently used
Streams.Remove(file);
Streams.Add(file, s);
}
}
if (s == null)
{
if (!File.Exists(file.FullPath))
{
if (!string.IsNullOrEmpty(Path.GetDirectoryName(file.FullPath)))
{
Directory.CreateDirectory(Path.GetDirectoryName(file.FullPath));
}
NtfsSparseFile.CreateSparse(file.FullPath, file.Length);
}
s = StreamCreator(file, access);
// Ensure that we truncate existing files which are too large
if (s.Length > file.Length)
{
if (!s.CanWrite)
{
s.Dispose();
s = StreamCreator(file, FileAccess.ReadWrite);
}
await s.SetLengthAsync(file.Length);
}
Add(file, s);
}
return(new RentedStream(s));
}
/// <summary>
/// Initializes a new instance of the InMultiStreamWrapper class.
/// </summary>
/// <param name="fileName">The archive file name.</param>
/// <param name="dispose">Perform Dispose() if requested to.</param>
public InMultiStreamWrapper(string fileName, bool dispose) :
base(dispose)
{
string baseName = fileName.Substring(0, fileName.Length - 4);
int i = 0;
while (File.Exists(fileName))
{
Streams.Add(new FileStream(fileName, FileMode.Open));
long length = Streams[i].Length;
StreamOffsets.Add(i++, new KeyValuePair <long, long>(StreamLength, StreamLength + length));
StreamLength += length;
fileName = baseName + VolumeNumber(i + 1);
}
}
/// <summary> Initializes a new instance of the InMultiStreamWrapper class.</summary>
/// <param name="fileName"> The archive file name.</param>
/// <param name="altVolumeNaming"> true to alternate volume naming.</param>
/// <param name="zipMultiVolume"> true to zip multi volume.</param>
/// <param name="dispose"> Perform Dispose() if requested to.</param>
public InMultiStreamWrapper(string fileName, bool altVolumeNaming, bool zipMultiVolume, bool dispose) :
base(dispose, zipMultiVolume)
{
string baseName;
string originalName = fileName;
long length = 0;
int i = 0;
zipFormat = zipMultiVolume;
if (zipMultiVolume)
{
baseName = fileName.Substring(0, fileName.Length - 2);
while (true)
{
int j = i + 1;
fileName = baseName + (j > 9 ? j.ToString() : "0" + j);
if (!File.Exists(fileName))
{
break;
}
Streams.Add(new FileStream(fileName, FileMode.Open, FileAccess.Read));
length = Streams[i].Length;
StreamOffsets.Add(i++, new KeyValuePair <long, long>(StreamLength, StreamLength + length));
StreamLength += length;
}
Streams.Add(new FileStream(originalName, FileMode.Open, FileAccess.Read));
length = Streams[i].Length;
StreamOffsets.Add(i++, new KeyValuePair <long, long>(StreamLength, StreamLength + length));
StreamLength += length;
}
else
{
baseName = fileName.Substring(0, fileName.Length - 4);
while (File.Exists(fileName))
{
Streams.Add(new FileStream(fileName, FileMode.Open, FileAccess.Read));
length = Streams[i].Length;
StreamOffsets.Add(i++, new KeyValuePair <long, long>(StreamLength, StreamLength + length));
StreamLength += length;
fileName = baseName + VolumeNumber(i + (altVolumeNaming ? 0 : 1));
}
}
}
public Stream ExtractEager()
{
lock (this)
{
if (!_disposed)
{
var fi = (FsItem as FileInfo).AssertNotNull();
var fs = fi.OpenRead();
Streams.Add(fs);
return(fs);
}
else
{
throw new ObjectDisposedException(this.ToString());
}
}
}
void Add(ITorrentFileInfo file, ITorrentFileStream stream)
{
logger.InfoFormatted("Opening filestream: {0}", file.FullPath);
if (MaxStreams != 0 && Streams.Count >= MaxStreams)
{
for (int i = 0; i < UsageOrder.Count; i++)
{
if (!Streams[UsageOrder[i]].Rented)
{
CloseAndRemove(UsageOrder[i], Streams[UsageOrder[i]]);
break;
}
}
}
Streams.Add(file, stream);
UsageOrder.Add(file);
}
public void Connect(T stream)
{
if (Streams.Count < Multiplicity || Multiplicity == -1)
{
if (!Streams.Contains(stream))
{
IsConnected = true;
Streams.Add(stream);
}
else
{
throw new InvalidOperationException("Stream " + stream.Name + " already connected to port " + Name);
}
}
else
{
throw new InvalidOperationException("No more streams allowed for port " + Name);
}
}
private void ParseStreams(string data, string streamBaseUrl, string extra)
{
if (string.IsNullOrEmpty(data))
{
return;
}
var lines = new List <string>(data.Trim().Split('\n'));
if (lines.Count < 4)
{
return;
}
lines.RemoveRange(0, 2);
for (int i = 0; i < lines.Count / 2; i++)
{
string line1 = lines[i * 2];
string line2 = lines[i * 2 + 1];
var matchLine1 = Regex.Match(line1, "BANDWIDTH=([0-9]+),CODECS=\"(.+)\",RESOLUTION=([0-9x]+)");
var matchLine2 = Regex.Match(line2, "(.+)\\?");
if (matchLine1.Success && matchLine2.Success)
{
var bandwidth = int.Parse(matchLine1.Groups[1].Value);
var info = new StreamInfo()
{
Url = _urBaseurl + streamBaseUrl + matchLine2.Groups[1].Value,
Bandwidth = bandwidth,
Resolution = matchLine1.Groups[3].Value,
Codec = matchLine1.Groups[2].Value,
ApproxSize = (Duration * (bandwidth / 1024) / 1024 / 8),
Extra = extra
};
Streams.Add(info);
}
}
}
StreamItem AddStreamItem(string streamName)
{
var stream = new StreamItem()
{
Enabled = true,
Name = streamName,
Color = _colors[(_currentColor++)]
};
stream.PropertyChanged += (sender, args) =>
{
if (args.PropertyName == "Enabled")
{
var streamItem = (StreamItem)sender;
var e = new StreamChangedEventArgs(streamItem.Name, streamItem.Enabled);
OnStreamChanged(e);
}
};
Streams.Add(stream);
return(stream);
}
public override void DownloadAndParseData()
{
string info = streamDownloader.Download(DataUrl);
var infoColletion = HttpUtility.ParseQueryString(info);
Title = infoColletion["title"];
if (string.IsNullOrEmpty(Title))
{
Title = HttpUtility.ParseQueryString(new Uri(BaseUrl).Query)["v"];
}
Duration = string.IsNullOrEmpty(infoColletion["length_seconds"]) ? 0 : int.Parse(infoColletion["length_seconds"]);
var availableFormats = infoColletion["url_encoded_fmt_stream_map"];
if (availableFormats == string.Empty)
{
return;
}
var formatList = new List <string>(Regex.Split(availableFormats, VideoUrlsSeparator));
//formatList.ForEach(format =>
//{
// if (string.IsNullOrEmpty(format.Trim()))
// return;
// var formatInfoCollection = HttpUtility.ParseQueryString(format);
// var urlEncoded = formatInfoCollection["url"];
// var itag = formatInfoCollection["itag"];
// var quality = formatInfoCollection["quality"];
// var signature = formatInfoCollection["sig"];
// var fallbackHost = formatInfoCollection["fallback_host"];
// var formatCode = int.Parse(itag);
// urlEncoded = string.Format("{0}&fallback_host={1}&signature={2}", urlEncoded, fallbackHost, signature);
// var url = new Uri(HttpUtility.UrlDecode(HttpUtility.UrlDecode(urlEncoded)));
// Streams.Add(new YouTubeStreamInfo(url.ToString(), quality, formatCode));
//});
var hdFormats = infoColletion["adaptive_fmts"];
formatList = new List <string>(Regex.Split(hdFormats, VideoUrlsSeparator));
formatList.ForEach(format =>
{
if (string.IsNullOrEmpty(format.Trim()))
{
return;
}
var formatInfoCollection = HttpUtility.ParseQueryString(format);
var urlEncoded = formatInfoCollection["url"];
var itag = formatInfoCollection["itag"];
var quality = formatInfoCollection["quality_label"];
var signature = formatInfoCollection["sig"];
var bitrate = formatInfoCollection["bitrate"];
var bandwidth = string.IsNullOrEmpty(bitrate) ? 0 : int.Parse(bitrate);
var fallbackHost = formatInfoCollection["fallback_host"];
var formatCode = int.Parse(itag);
urlEncoded = $"{urlEncoded}&fallback_host={fallbackHost}&signature={signature}";
var url = new Uri(HttpUtility.UrlDecode(HttpUtility.UrlDecode(urlEncoded)));
var stream = new YouTubeStreamInfo(url.ToString(), quality, formatCode)
{
Bandwidth = bandwidth,
ApproxSize = (Duration * (bandwidth / 1024) / 1024 / 8)
};
Streams.Add(stream);
Debug.WriteLine("Found stream id={0} quality={1}", stream.FormatCode, stream.Quality);
});
var bestMpaAudio = Streams.Cast <YouTubeStreamInfo>()
.Where(s => s.FormatCode >= 139 && s.FormatCode <= 141)
.OrderByDescending(s => s.FormatCode).FirstOrDefault();
var bestWebMAudio = Streams.Cast <YouTubeStreamInfo>()
.Where(s => s.FormatCode >= 170 && s.FormatCode <= 171)
.OrderByDescending(s => s.FormatCode).FirstOrDefault();
//If we have separate audio streams then select the best for later muxing.
//If not then hope there is audio in the stream..
//WebM & Mp4 Video only
Streams.Cast <YouTubeStreamInfo>().Where(s => s.FileEnding == ".mp4")
.ToList().ForEach(s =>
{
if (bestMpaAudio != null)
{
s.AudioUrl = bestMpaAudio.AudioUrl;
s.StreamType = StreamType.VideoSeparateAudio;
}
});
Streams.Cast <YouTubeStreamInfo>().Where(s => s.FileEnding == ".webm")
.ToList().ForEach(s =>
{
if (bestWebMAudio != null)
{
s.AudioUrl = bestWebMAudio.AudioUrl;
s.StreamType = StreamType.VideoSeparateAudio;
}
});
Streams.Reverse();
Streams.RemoveAll(s => s.Resolution.Contains("Unknown"));
PosterUrl = infoColletion["thumbnail_url"];
if (!string.IsNullOrEmpty(PosterUrl))
{
PosterImage = streamDownloader.DownloadImage(PosterUrl);
}
}
/// <summary>
/// Creates and adds a few ItemViewModel objects into the Items collection.
/// </summary>
public void LoadData()
{
Statuses.Add(new ItemViewModel {
Operation = "tweet", PageUri = "/StatusDemos/TweetDemo.xaml"
});
Statuses.Add(new ItemViewModel {
Operation = "home timeline", PageUri = "/StatusDemos/HomeTimelineDemo.xaml"
});
Streams.Add(new ItemViewModel {
Operation = "filter stream", PageUri = "/StreamingDemos/FilterStreamDemo.xaml"
});
Streams.Add(new ItemViewModel {
Operation = "sample stream", PageUri = "/StreamingDemos/SampleStreamDemo.xaml"
});
Streams.Add(new ItemViewModel {
Operation = "user stream", PageUri = "/StreamingDemos/UserStreamDemo.xaml"
});
// Sample data; replace with real data
this.Items.Add(new ItemViewModel()
{
Operation = "runtime one", PageUri = "Maecenas praesent accumsan bibendum"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime two", PageUri = "Dictumst eleifend facilisi faucibus"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime three", PageUri = "Habitant inceptos interdum lobortis"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime four", PageUri = "Nascetur pharetra placerat pulvinar"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime five", PageUri = "Maecenas praesent accumsan bibendum"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime six", PageUri = "Dictumst eleifend facilisi faucibus"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime seven", PageUri = "Habitant inceptos interdum lobortis"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime eight", PageUri = "Nascetur pharetra placerat pulvinar"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime nine", PageUri = "Maecenas praesent accumsan bibendum"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime ten", PageUri = "Dictumst eleifend facilisi faucibus"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime eleven", PageUri = "Habitant inceptos interdum lobortis"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime twelve", PageUri = "Nascetur pharetra placerat pulvinar"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime thirteen", PageUri = "Maecenas praesent accumsan bibendum"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime fourteen", PageUri = "Dictumst eleifend facilisi faucibus"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime fifteen", PageUri = "Habitant inceptos interdum lobortis"
});
this.Items.Add(new ItemViewModel()
{
Operation = "runtime sixteen", PageUri = "Nascetur pharetra placerat pulvinar"
});
this.IsDataLoaded = true;
}
public void AddReleaseStream(ReleaseStream stream)
{
Streams.Add(stream.Name, stream);
}
public bool AddStream(Stream stream)
{
// if the stream clashes with another stream
if (!Fits(stream))
{
return(false);
}
// add to list of streams
Streams.Add(stream);
// run through list of classes
foreach (Session session in stream.Classes)
{
// increase total time spent in classes
TimeInClasses += session.Length;
// if we're adding the class to an empty day
if (_classesByDay[session.Day].Count == 0)
{
// increment day count
Days++;
// add start and ending times to totals
_totalStart += new TimeLength(session.StartTime.DayMinutes);
_totalEnd += new TimeLength(session.EndTime.DayMinutes);
// add length to total time at uni
TimeAtUni += session.Length;
}
else
{
// if it's earlier than the earliest class of that day
if (session.StartTime < _classesByDay[session.Day][0].StartTime)
{
TimeLength difference = _classesByDay[session.Day][0].StartTime - session.StartTime;
// remove the difference for total start
_totalStart -= difference;
// add the difference for total time at uni
TimeAtUni += difference;
}
// if it's later than the latest class
if (session.EndTime > _classesByDay[session.Day][_classesByDay[session.Day].Count - 1].EndTime)
{
TimeLength difference = session.EndTime -
_classesByDay[session.Day][_classesByDay[session.Day].Count - 1]
.EndTime;
// add the difference for total end
_totalEnd += difference;
// add the difference for total time at uni
TimeAtUni += difference;
}
}
// update average day length
AverageDayLength = TimeAtUni / Days;
// add new classes to day-indexed list
_classesByDay[session.Day].Add(session);
//ClassesByDay_[session.Day].Sort();
// check class start/end times against maxima/minima
if (session.StartTime < EarlyStart)
{
EarlyStart = session.StartTime;
}
if (session.StartTime > LateStart)
{
LateStart = session.StartTime;
}
if (session.EndTime < EarlyEnd)
{
EarlyEnd = session.EndTime;
}
if (session.EndTime > LateEnd)
{
LateEnd = session.EndTime;
}
// check day length
TimeLength dayLength = _classesByDay[session.Day][_classesByDay[session.Day].Count - 1].EndTime -
_classesByDay[session.Day][0].StartTime;
if (dayLength < MinDayLength)
{
MinDayLength = dayLength;
}
if (dayLength > MaxDayLength)
{
MaxDayLength = dayLength;
}
}
// clear break data
NumberBreaks = 0;
AverageBreak = new TimeLength(0, 0);
ShortBreak = new TimeLength(24, 0);
LongBreak = new TimeLength(0, 0);
TimeInBreaks = new TimeLength(0, 0);
// clear block data
NumberBlocks = 0;
AverageBlock = new TimeLength(0, 0);
ShortBlock = new TimeLength(24, 0);
LongBlock = new TimeLength(0, 0);
// TODO: rewrite to avoid full sweep?
// do a fresh sweep of all days to rebuild break/block data
foreach (List <Session> daySessions in _classesByDay)
{
// empty day - skip
if (daySessions.Count == 0)
{
continue;
}
int i;
CompareAdjacent(daySessions, out i);
}
if (NumberBreaks > 0)
{
// divide the sum of breaks to find the mean
AverageBreak = TimeInBreaks / NumberBreaks;
}
// divide the sum of blocks to find the mean
AverageBlock /= NumberBlocks;
AverageStart = new TimeOfDay(_totalStart.TotalMinutes / Days);
AverageEnd = new TimeOfDay(_totalEnd.TotalMinutes / Days);
return(true);
}
/// <summary>Adds a stream. <para /> Use <seealso cref="FilterStream" /> to add filter-based streams. </summary>
/// <param name="stream">to add</param>
/// <returns>from clause</returns>
public FromClause Add(Stream stream)
{
Streams.Add(stream);
return(this);
}
internal void OnStreamAdded(QuicStream stream)
{
Streams.Add(stream);
}
/// <summary>
/// Aktiviert den Empfang einer Quelle.
/// </summary>
/// <param name="sources">Informationen zu den zu aktivierenden Quellen.</param>
protected override void OnAddSources(ReceiveInformation[] sources)
{
// Prepare operation
Start(device =>
{
// Check mode
if (EPGProgress.HasValue)
{
CardServerException.Throw(new EPGActiveFault());
}
if (m_ScanProgress >= 0)
{
CardServerException.Throw(new SourceUpdateActiveFault());
}
// Force reload of group information to be current
device.ResetInformationReaders();
// Create optimizer
var optimizer = new StreamSelectionOptimizer();
// Source backmap
var infos = new Dictionary <SourceIdenfierWithKey, ReceiveInformation>();
// Pre-Test
foreach (var info in sources)
{
// It's not allowed to activate a source twice
var key = new SourceIdenfierWithKey(info.UniqueIdentifier, info.Selection.Source);
if (FindSource(key) != null)
{
CardServerException.Throw(new SourceInUseFault(info.Selection.Source));
}
// Remember
infos.Add(key, info);
// Prepare to optimize
optimizer.Add(info.Selection, info.Streams);
}
// See how many we are allowed to start
var allowed = optimizer.Optimize();
// Streams to activate
var newStreams = new List <ActiveStream>();
try
{
// Process all
for (int i = 0; i < allowed; ++i)
{
// Attach to the source
var current = sources[i];
var source = current.Selection;
var key = new SourceIdenfierWithKey(current.UniqueIdentifier, source.Source);
// Create the stream manager
var manager = source.Open(optimizer.GetStreams(i));
// Attach file size mapper
manager.FileBufferSizeChooser = infos[key].GetFileBufferSize;
// Create
var stream = new ActiveStream(key.UniqueIdentifier, manager, current.Streams, current.RecordingPath);
// Remember
newStreams.Add(stream);
// See if we have to connect an optimizer for restarts
if (device.HasConsumerRestriction)
{
stream.EnableOptimizer(source);
}
// Try to start
stream.Refresh(m_RetestWatchDogInterval);
}
// Loaded all
newStreams.ForEach(stream => Streams.Add(stream.SourceKey, stream));
// Generate response
try
{
// Create all
return(newStreams.Select(stream => stream.CreateInformation()).ToArray());
}
finally
{
// No need to clean up
newStreams.Clear();
}
}
finally
{
// Cleanup
newStreams.ForEach(stream => stream.Dispose());
}
});
}
/// <summary>
/// Aktiviert eine einzelne Quelle für den <i>Zapping Modus</i>.
/// </summary>
/// <param name="source">Die gewünschte Quelle.</param>
/// <param name="target">Die Netzwerkadresse, an die alle Daten versendet werden sollen.</param>
protected override void OnSetZappingSource(SourceSelection source, string target)
{
// Prepare operation
Start(device =>
{
// The next stream identifier to use
short nextStreamIdentifier = 0;
if (Streams.Count > 0)
{
nextStreamIdentifier = Streams.Values.First().Manager.NextStreamIdentifier;
}
// Activate the source group - will terminate all active streams
SelectGroup(device, source);
// Create optimizer and stream selector
var optimizer = new StreamSelectionOptimizer();
var streams =
new StreamSelection
{
AC3Tracks = { LanguageMode = LanguageModes.All },
MP2Tracks = { LanguageMode = LanguageModes.All },
SubTitles = { LanguageMode = LanguageModes.All },
ProgramGuide = true,
Videotext = true,
};
// Prepare to optimize
optimizer.Add(source, streams);
// See how many we are allowed to start
optimizer.Optimize();
// Create
var stream = new ActiveStream(Guid.Empty, source.Open(optimizer.GetStreams(0)), streams, null);
try
{
// Configure streaming target
stream.Manager.StreamingTarget = target;
// Attach next stream identifier
stream.Manager.NextStreamIdentifier = nextStreamIdentifier;
// See if we have to connect an optimizer for restarts
if (device.HasConsumerRestriction)
{
stream.EnableOptimizer(source);
}
// Try to start
stream.Refresh(m_RetestWatchDogInterval);
// Load
Streams.Add(stream.SourceKey, stream);
}
catch
{
// Cleanup
stream.Dispose();
// Forward
throw;
}
// Report state
return(CreateState(device));
});
}