public async Task Play(
[FromOptionalArgument] string streamName,
[FromOptionalArgument] double start = -1,
[FromOptionalArgument] double duration = -1,
[FromOptionalArgument] bool reset = false)
{
_recordFile = new FileStream(_recordService.GetRecordFilename(streamName) + ".flv", FileMode.Open, FileAccess.Read);
await FlvDemuxer.AttachStream(_recordFile);
var resetData = new AmfObject
{
{ "level", "status" },
{ "code", "NetStream.Play.Reset" },
{ "description", "Resetting and playing stream." },
{ "details", streamName }
};
var resetStatus = RtmpSession.CreateCommandMessage <OnStatusCommandMessage>();
resetStatus.InfoObject = resetData;
await MessageStream.SendMessageAsync(ChunkStream, resetStatus);
var startData = new AmfObject
{
{ "level", "status" },
{ "code", "NetStream.Play.Start" },
{ "description", "Started playing." },
{ "details", streamName }
};
var startStatus = RtmpSession.CreateCommandMessage <OnStatusCommandMessage>();
startStatus.InfoObject = startData;
await MessageStream.SendMessageAsync(ChunkStream, startStatus);
var bandwidthLimit = new WindowAcknowledgementSizeMessage()
{
WindowSize = 500 * 1024
};
await RtmpSession.ControlMessageStream.SendMessageAsync(RtmpSession.ControlChunkStream, bandwidthLimit);
VideoChunkStream = RtmpSession.CreateChunkStream();
AudioChunkStream = RtmpSession.CreateChunkStream();
var cts = new CancellationTokenSource();
_playCts?.Dispose();
_playCts = cts;
start = Math.Max(start, 0);
await SeekAndPlay(start / 1000, cts.Token);
}
private void HandleWindowAcknowledgementSize(WindowAcknowledgementSizeMessage message)
{
IOPipeline.ChunkStreamContext.ReadWindowAcknowledgementSize = message.WindowSize;
}