private void PrepareBackchannelProfile(Profile profile, MediaConfigurationChangeLog changeLog, string Codec)
{
AudioOutputConfiguration[] Outputs = GetAudioOutputConfigurations();
if (Outputs == null)
{
Assert(false, "No AudioOutputConfigurations available", "Checking AudioOutputConfigurations");
}
foreach (AudioOutputConfiguration o in Outputs)
{
if ((o.SendPrimacy != null) && (o.SendPrimacy == "www.onvif.org/ver20/HalfDuplex/Server"))
{
AudioOutputConfigurationOptions opt = GetAudioOutputConfigurationOptions(o.token, null);
if (opt != null && opt.SendPrimacyOptions != null)
{
string s = opt.SendPrimacyOptions.FirstOrDefault(c => c != "www.onvif.org/ver20/HalfDuplex/Server");
if (s != null)
{
o.SendPrimacy = s;
changeLog.TrackModifiedConfiguration(o);
SetAudioOutputConfiguration(o, false);
}
}
}
if ((o.SendPrimacy != null) && (o.SendPrimacy == "www.onvif.org/ver20/HalfDuplex/Server"))
{
continue;
}
AddAudioOutputConfiguration(profile.token, o.token);
AudioDecoderConfiguration[] Decoders = GetCompatibleAudioDecoderConfigurations(profile.token);
if (Decoders == null)
{
Assert(false, "No AudioDecoderConfigurations available", "Checking AudioDecoderConfigurations");
}
bool DecoderFound = false;
foreach (AudioDecoderConfiguration d in Decoders)
{
AudioDecoderConfigurationOptions Options = GetAudioDecoderConfigurationOptions(d.token, profile.token);
if (Options == null)
{
continue;
}
if (Codec == "G711" && Options.G711DecOptions == null)
{
continue;
}
if (Codec == "G726" && Options.G726DecOptions == null)
{
continue;
}
if (Codec == "AAC" && Options.AACDecOptions == null)
{
continue;
}
AddAudioDecoderConfiguration(profile.token, d.token);
DecoderFound = true;
break;
}
Assert(DecoderFound, "No suitable AudioDecoder available", "Checking AudioDecoderConfigurationOptions");
}
}
private bool TuneBackchannelProfile(Profile profile, MediaConfigurationChangeLog changeLog, string Codec)
{
AudioOutputConfiguration o = profile.Extension.AudioOutputConfiguration;
if ((o.SendPrimacy != null) && (o.SendPrimacy == "www.onvif.org/ver20/HalfDuplex/Server"))
{
AudioOutputConfigurationOptions opt = GetAudioOutputConfigurationOptions(o.token, null);
if (opt != null && opt.SendPrimacyOptions != null)
{
string s = opt.SendPrimacyOptions.FirstOrDefault(c => c != "www.onvif.org/ver20/HalfDuplex/Server");
if (s != null)
{
o.SendPrimacy = s;
changeLog.TrackModifiedConfiguration(o);
SetAudioOutputConfiguration(o, false);
}
}
}
if ((o.SendPrimacy != null) && (o.SendPrimacy == "www.onvif.org/ver20/HalfDuplex/Server"))
{
return(false);
}
AudioDecoderConfiguration d = profile.Extension.AudioDecoderConfiguration;
AudioDecoderConfigurationOptions Options = GetAudioDecoderConfigurationOptions(d.token, profile.token);
if (Options == null)
{
return(false);
}
if (Codec == "G711" && Options.G711DecOptions == null)
{
return(false);
}
if (Codec == "G726" && Options.G726DecOptions == null)
{
return(false);
}
if (Codec == "AAC" && Options.AACDecOptions == null)
{
return(false);
}
return(true);
}