/// <summary>
/// Beendet die Aufzeichnung in eine Datei.
/// </summary>
public void CloseStream()
{
// Load
using (var stream = m_TransportStream)
{
// Wipe out
m_TransportStream = null;
// Reset time
LastActivationTime = null;
// Forget current settings
ActiveSelection = null;
// Nothing more to do
if (null == stream)
{
return;
}
// Increment file counter
++m_FileCount;
// Stop EPG receiver
Hardware.RemoveProgramGuideConsumer(DispatchEPG);
// Stop all consumers
foreach (var consumer in m_Consumers)
{
try
{
// Try to stop the individual stream
Hardware.SetConsumerState(consumer, null);
}
catch
{
// Ignore any error
}
}
// Forget consumers
m_Consumers.Clear();
// Send all the rest to the file (if any)
stream.Flush();
// Update byte count
BytesBias += stream.Length;
}
}
/// <summary>
/// Beginnt die Aufzeichnung in einen <i>Transport Stream</i> - optional als
/// Datei.
/// </summary>
/// <param name="nextPID">Die erste Datenstromkennung (PID), die in der Aufzeichnungsdatei verwendet werden darf.</param>
/// <param name="recreate">Gesetzt, wenn ein Neustart aufgrund veränderter Nutzdatenströme erforderlich wurde.</param>
/// <exception cref="ArgumentException">Eine Aufzeichnung der angegebenen Quelle ist nicht möglich.</exception>
private void CreateStream(short nextPID, bool recreate)
{
// Try to get the full name
var filePath = m_OriginalPath;
if (filePath != null)
{
if (m_FileCount > 0)
{
// Split off the parts
var name = Path.GetFileNameWithoutExtension(filePath);
var dir = Path.GetDirectoryName(filePath);
var ext = Path.GetExtension(filePath);
// Construct new name
filePath = Path.Combine(dir, $"{name} - {m_FileCount}{ext}");
}
}
// Try to decrypt
if (m_Decrypting = m_OriginalSettings.IsEncrypted)
{
try
{
// Process
Hardware.Decrypt(Source);
}
catch
{
// Ignore any error
m_Decrypting = false;
}
}
// Type of the video
EPG.StreamTypes?videoType;
// Video first
if (m_OriginalSettings.VideoStream == 0)
{
videoType = null;
}
else
{
videoType = (m_OriginalSettings.VideoType == VideoTypes.H264) ? EPG.StreamTypes.H264 : EPG.StreamTypes.Video13818;
}
// Get the buffer size
var bufferSize = (FileBufferSizeChooser == null) ? null : FileBufferSizeChooser(videoType);
// Create the new stream
m_TransportStream = new Manager(filePath, nextPID, bufferSize.GetValueOrDefault(Manager.DefaultBufferSize));
// Attach PCR sink
m_TransportStream.OnWritingPCR = m_WritePCRSink;
// Report of the actually selected streams
StreamSelection result = new StreamSelection();
// Cleanup on any error
try
{
// Video first
if (videoType.HasValue)
{
AddConsumer(m_OriginalSettings.VideoStream, StreamTypes.Video, m_TransportStream.AddVideo((byte)videoType.Value));
}
// Select audio
ProcessAudioSelection(AudioTypes.MP2, result.MP2Tracks, StreamSelection.MP2Tracks);
ProcessAudioSelection(AudioTypes.AC3, result.AC3Tracks, StreamSelection.AC3Tracks);
// Videotext
if (StreamSelection.Videotext)
{
if (0 != m_OriginalSettings.TextStream)
{
// Register
AddConsumer(m_OriginalSettings.TextStream, StreamTypes.VideoText, m_TransportStream.AddTeleText());
// Remember
result.Videotext = true;
}
}
// Subtitle streams
var subtitles = new Dictionary <ushort, List <EPG.SubtitleInfo> >();
// Preset mode
result.SubTitles.LanguageMode = LanguageModes.All;
// All audio
// Subtitles
foreach (var subtitle in m_OriginalSettings.Subtitles)
{
// Check for primary
if (StreamSelection.SubTitles.LanguageMode == LanguageModes.Primary)
{
// Attach to the list
AddSubtitleInformation(subtitle, subtitles);
// Copy over
result.SubTitles.LanguageMode = LanguageModes.Primary;
// Remember
result.SubTitles.Languages.Add(subtitle.Language);
// Done
break;
}
// Standard selection
if (StreamSelection.SubTitles.Contains(subtitle.Language))
{
// Attach to the list
AddSubtitleInformation(subtitle, subtitles);
// Remember
result.SubTitles.Languages.Add(subtitle.Language);
}
else
{
// At least one is excluded
result.SubTitles.LanguageMode = LanguageModes.Selection;
}
}
// Clear flag if no audio is used
if (LanguageModes.All == result.SubTitles.LanguageMode)
{
if (result.SubTitles.Languages.Count < 1)
{
result.SubTitles.LanguageMode = LanguageModes.Selection;
}
}
// Process all subtitles
foreach (var current in subtitles)
{
AddConsumer(current.Key, StreamTypes.SubTitle, m_TransportStream.AddSubtitles(current.Value.ToArray()));
}
// See if program guide is requested
bool epg = StreamSelection.ProgramGuide;
// May want to disable
if (epg)
{
if ((Hardware.Profile != null) && Hardware.Profile.DisableProgramGuide)
{
epg = false;
}
else if (Profile != null)
{
if (Profile.GetFilter(Source).DisableProgramGuide)
{
epg = false;
}
}
}
// EPG
if (epg)
{
// Activate dispatch
m_TransportStream.SetEPGMapping(Source.Network, Source.TransportStream, Source.Service);
// Start it
Hardware.AddProgramGuideConsumer(DispatchEPG);
// Remember
result.ProgramGuide = true;
}
// Counter
int started = 0;
try
{
// Start all
foreach (var consumer in m_Consumers)
{
try
{
// Forward
Hardware.SetConsumerState(consumer, true);
// Count it
++started;
}
catch (OutOfConsumersException)
{
// Translate
throw new OutOfConsumersException(m_Consumers.Count, started)
{
RequestedSelection = result
};
}
}
}
catch
{
// Detach EPG
Hardware.RemoveProgramGuideConsumer(DispatchEPG);
// Cleanup on all errors
foreach (var consumer in m_Consumers)
{
try
{
// Remove
Hardware.SetConsumerState(consumer, null);
}
catch
{
// Ignore any error
}
}
// Forward
throw;
}
// Remember path
if (filePath != null)
{
m_AllFiles.Add(new FileStreamInformation {
FilePath = filePath, VideoType = m_OriginalSettings.VideoType
});
}
// Remember the time
LastActivationTime = DateTime.UtcNow;
}
catch
{
// Simply forget
m_TransportStream.Dispose();
m_TransportStream = null;
// Forward
throw;
}
// Get the next free PID
NextStreamIdentifier = m_TransportStream.NextPID;
// Remember the streams we use
ActiveSelection = result;
// Attach to clients
var createNotify = OnCreatedStream;
// Report
if (createNotify != null)
{
createNotify(this);
}
}