Hi Nanang,
so using sleep() is no good idea there?
What's it's alternative?
Thanks and regards
2009/11/12 Nanang Izzuddin <nanang at pjsip.org>
> Hi,
>
> Perhaps not really related to the problem. Doing 'long time' blocking
> task in the callback should be avoided, as it may stop the library
> thread where the callback is invoked.
>
> BR,
> nanang
>
>
> On Tue, Nov 10, 2009 at 3:52 PM, Voip Tester <voip at cashers.de> wrote:
> > Hi,
> >
> > although I refered to the manual, I worry about the audio file to be
> played
> > with first seconds cut.
> > Sometimes only 2 sec are cut and sometimes even 5 or more are missing at
> the
> > beginning.
> > It depends on the time that it takes for "reading"/preparing the wave
> file.
> >
> > That's the way I implement it in MyCallCallback class:
> >>
> >> def on_media_state(self):
> >> if self.call.info().media_state == pj.MediaState.ACTIVE:
> >> global player_id
> >> call_slot = self.call.info().conf_slot
> >> #pj.Lib.instance().conf_connect(call_slot, 0)
> >> #pj.Lib.instance().conf_connect(0, call_slot)
> >> print "one more..."
> >> wfile = wave.open("play.wav")
> >> time = (1.0 * wfile.getnframes ()) / wfile.getframerate ()
> >> print str(time) + "ms"
> >> wfile.close()
> >> player_id = lib.create_player("play.wav",True)
> >> lib.conf_connect(lib.player_get_slot(player_id),
> >> current_call.info().conf_slot)
> >> print "audio wait...",time
> >> sleep(time*3)
> >> print "audio over now..."
> >> lib.conf_disconnect(lib.player_get_slot(player_id),
> >> current_call.info().conf_slot)
> >> lib.player_destroy(player_id)
> >> print "!!!destroyed lib + player"
> >
> > And it works without error messages, but as described above, it does not
> > play the file from the beginning :-(
> >
> > It "sleeps" as expected after this output (log level: 4) and after some
> > seconds it starts playing the audio for the caller:
> >>
> >> 20:17:58.039 strm0x89515ec VAD temporarily disabled
> >> 20:17:58.039 strm0x89515ec Encoder stream started
> >> 20:17:58.039 strm0x89515ec Decoder stream started
> >> 20:17:58.039 pjsua_media.c Media updates, stream #0: PCMA (sendrecv)
> >> one more...
> >> 12.631625ms
> >> 20:17:58.039 wav_player.c File player 'play.wav' created:
> >> samp.rate=8000, ch=1, bufsize=4KB, filesize=202KB
> >> 20:17:58.040 conference.c Port 2 (play.wav) transmitting to port 1
> >> (sip:101 at 192.168.1.99 <sip%3A101 at 192.168.1.99>)
> >> audio wait... 12.631625
> >
> > And just to be sure there is no error in another part of the .py, that's
> how
> > i catch the call-in:
> >>
> >> def on_incoming_call(self, call):
> >> global current_call, player_id
> >> if current_call:
> >> print "Busy...",current_call
> >> print "dont mind..."
> >> call.answer(486, "Busy")
> >> return
> >> print "Incoming call from ", call.info().remote_uri
> >> current_call = call
> >> call_cb = MyCallCallback(call)
> >> call.set_callback(call_cb)
> >> call.answer(200)
> >
> > Looking fwd. to advice from you.
> >
> > Thanks a lot and have a nice day
> >
> >
> > _______________________________________________
> > Visit our blog: http://blog.pjsip.org
> >
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> >
> >
>
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