public virtual bool BuildFrame(MediaFile file, MediaFrame mediaFrame, Stream buffer)
{
if (!file.SeekTo((long)mediaFrame.Start))
{
FATAL("Unable to seek to position {0}", mediaFrame.Start);
return false;
}
//3. Read the data
file.DataStream.CopyPartTo(buffer, (int)mediaFrame.Length);
buffer.Position = 0;
return true;
}
protected override bool FeedMetaData(MediaFile pFile, MediaFrame mediaFrame)
{
//1. Seek into the data file at the correct position
if (!pFile.SeekTo( mediaFrame.Start)) {
FATAL("Unable to seek to position {0}", mediaFrame.Start);
return false;
}
var endPosition = pFile.Position + (long)mediaFrame.Length;
//2. Read the data
//_metadataBuffer.IgnoreAll();
//if (!_metadataBuffer.ReadFromFs(pFile, (int) mediaFrame.Length)) {
// Logger.FATAL("Unable to read {0} bytes from offset {1}", mediaFrame.Length, mediaFrame.Start);
// return false;
//}
//3. Parse the metadata
_metadataName = "";
_metadataParameters.SetValue();
var _tempVariant = _amf0Reader.ReadVariant();
//if (!_amfSerializer.Read(_metadataBuffer, _tempVariant)) {
// Logger.WARN("Unable to read metadata");
// return true;
//}
if (_tempVariant != VariantType.String) {
WARN("Unable to read metadata");
return true;
}
_metadataName = _tempVariant;
while (pFile.Position < endPosition)
_metadataParameters.Add(_amf0Reader.ReadVariant());
var message = GenericMessageFactory.GetNotify(
((BaseOutNetRTMPStream ) OutStreams.Last()).CommandsChannelId,
((BaseOutNetRTMPStream ) OutStreams.Last()).RTMPStreamId,
mediaFrame.AbsoluteTime,
true,
_metadataName,
_metadataParameters);
//5. Send it
return ((BaseRTMPProtocol ) Protocol).SendMessage(message,true);
}
