public PesStreamHandler CreateHandler(PesStreamParameters parameters)
{
IPesStreamFactoryInstance factory;
if (!_factories.TryGetValue(parameters.StreamType.StreamType, out factory))
return new DefaultPesStreamHandler(parameters);
return factory.Create(parameters);
}
protected PesStreamHandler(PesStreamParameters parameters)
{
if (null == parameters)
throw new ArgumentNullException(nameof(parameters));
StreamType = parameters.StreamType;
Pid = parameters.Pid;
}
public DefaultPesStreamHandler(PesStreamParameters parameters)
: base(parameters)
{
if (null == parameters)
throw new ArgumentNullException(nameof(parameters));
if (null == parameters.NextHandler)
throw new ArgumentException("NextHandler cannot be null", nameof(parameters));
_nextHandler = parameters.NextHandler;
}
public H262StreamHandler(PesStreamParameters parameters)
: base(parameters)
{
if (null == parameters)
throw new ArgumentNullException(nameof(parameters));
if (null == parameters.PesPacketPool)
throw new ArgumentException("PesPacketPool cannot be null", nameof(parameters));
if (null == parameters.NextHandler)
throw new ArgumentException("NextHandler cannot be null", nameof(parameters));
_pesPacketPool = parameters.PesPacketPool;
_nextHandler = parameters.NextHandler;
_configurator = new H262Configurator(parameters.MediaStreamMetadata, parameters.StreamType.Description);
}
public PesStreamCopyHandler(PesStreamParameters parameters)
: base(parameters)
{
if (null == parameters)
throw new ArgumentNullException("parameters");
if (null == parameters.PesPacketPool)
throw new ArgumentException("PesPacketPool cannot be null", "parameters");
if (null == parameters.NextHandler)
throw new ArgumentException("NextHandler cannot be null", "parameters");
_nextHandler = parameters.NextHandler;
var ext = parameters.StreamType.FileExtension;
if (string.IsNullOrWhiteSpace(ext))
ext = "_" + parameters.StreamType.StreamType.ToString("x2") + ".bin";
_stream = File.Create(string.Format("TS_PID{0}{1}", parameters.Pid, ext), 256 * 1024, FileOptions.Asynchronous | FileOptions.SequentialScan);
}
protected AudioStreamHandler(PesStreamParameters parameters, IAudioFrameHeader frameHeader, IAudioConfigurator configurator, int minimumPacketSize)
: base(parameters)
{
if (null == parameters)
throw new ArgumentNullException(nameof(parameters));
if (null == parameters.PesPacketPool)
throw new ArgumentException("PesPacketPool cannot be null", nameof(parameters));
if (null == parameters.NextHandler)
throw new ArgumentException("NextHandler cannot be null", nameof(parameters));
if (minimumPacketSize < 1)
throw new ArgumentOutOfRangeException(nameof(minimumPacketSize), "minimumPacketSize must be positive: " + minimumPacketSize);
if (null == frameHeader)
throw new ArgumentNullException(nameof(frameHeader));
_pesPacketPool = parameters.PesPacketPool;
NextHandler = parameters.NextHandler;
_frameHeader = frameHeader;
AudioConfigurator = configurator;
_minimumPacketSize = minimumPacketSize;
}
public PesStreamHandler Create(PesStreamParameters parameters)
{
return new H264StreamHandler(parameters);
}
const bool UseParser = true; // Have Mp3Parser parse the stream and submit frames to the OS.
public Mp3StreamHandler(PesStreamParameters parameters)
: base(parameters, new Mp3FrameHeader(), new Mp3Configurator(parameters.MediaStreamMetadata , parameters.StreamType.Description), MinimumPacketSize)
{
if (UseParser)
Parser = new Mp3Parser(parameters.PesPacketPool, AudioConfigurator.Configure, NextHandler);
}
const int MinimumPacketSize = 7; // Well, it needs the ADTS header at least...
public AacStreamHandler(PesStreamParameters parameters)
: base(parameters, new AacFrameHeader(), new AacConfigurator(parameters.MediaStreamMetadata, parameters.StreamType.Description), MinimumPacketSize)
{
if (AacDecoderSettings.Parameters.UseParser)
Parser = new AacParser(parameters.PesPacketPool, AudioConfigurator.Configure, NextHandler);
}
public PesStreamHandler CreateHandler(PesStreamParameters parameters)
{
return new PesStreamCopyHandler(parameters);
}
