[Live-devel] Speex decoding
mark at engine12.com
mark at engine12.com
Thu May 24 12:59:41 PDT 2012
Hello,
I'm trying to receive a speex stream and play it back in real-time.
I can receive the rtsp stream with openRTSP and play it back with
speexdec or mplayer. But when I just use mplayer to receive and play
the stream I have no luck :(
I dug into mplayer and it looks like speex is not a recognized mime
type (see rtpCodecInitialize_audio). I added the audio/SPEEX mime type,
but this leads to more problems within mplayer.
I then tried to pipe the stdout of openRTSP to mplayer (i.e. openRTSP
-a rtsp://192.168.1.165:7070/stream | mplayer - -nocache )
This worked, but there was a twenty second plus latency. The same 20
sec. lag is present when decoding with speexdec --> openRTSP
rtsp://192.168.1.165:7070/mjpg_streamer | speexdec -
I looked at the openRTSP code, but didn't see anything that would be
causing the problem, I must have overlooked something.
Please assist with solving the playback of a speex rtp stream in
real-time.
Thanks,
Mark
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