[Linphone-users] RE: [Linphone-developers] callback function when audio file get finished

[Simon Morlat]

You can use audio_stream_play() and audio_stream_record() to change the
files while the AudioStream is running.

Simon

Le mercredi 28 avril 2010 à 10:48 +0530, Parveen Jain a écrit :
> Thanks Simon,
>   I saw this function yesterday itself.Its working very fine for
> telling me when the file has been ended.
>  Now I was struggling with the fact how to stop its(file's
> playing) repetition; as from this callback function I have to
> exclusively stop its playing using function
> "ms_filter_call_method_noarg(audio->soundread,MS_FILE_PLAYER_STOP)".In
> overall I want that a callback function should get called(which is
> possible now) and file should also stop replaying(still working on
> it).
> 
> 
> Also is there any direct function for restarting the playing of
> another wave file after the first has been stopped.I know one way  is
> to call "stop_media_streams" for stopping the media stream and then
> starting again I can call "audio_stream_start_with_files".But these
> functions free the media resources and then acquire again , this can
> be a bit inefficient; I want something(some function) that can allow
> stopping/starting of file at our own discretion without
> actually releasing/acquiring the resources again and again.
>   
>    Besides, I appreciate all of you guys that you are involved in a
> such a nice open source contribution. Now I can claim that Using the
> mediastreamer2, I could make around 150 simultaneous calls(on single
> core) without any problem(I know even more can be possible, but this
> was the count I could test upon) and that again without much of the
> effort.Let me know if some body is facing any problem in doing so ,
> may be I can help him/her at any point or another.
> 
> 
> 
> 
> Regards,
> Parveen Jain
> 
> 
> > Subject: Re: [Linphone-developers] callback function when audio file
> get finished
> > From: address@hidden
> > To: address@hidden
> > CC: address@hidden; address@hidden
> > Date: Tue, 27 Apr 2010 15:56:45 +0200
> > 
> > Hi,
> > 
> > Have a look at ring_start_with_cb() in audiostream.c
> > It places a notification callback on the player filter.
> > ms_filter_set_notify_callback(stream->source,func,user_data);
> > 
> > Simon
> > 
> > Le lundi 26 avril 2010 à 16:01 +0530, Parveen Jain a écrit :
> > > Hi All,
> > > In mediaStreamer2 library, APIs are provided for playing the
> > > wave(or pcm file) file over rtp.Does library also provides the
> > > mechanism of knowing(any callback function) when media files gets
> > > finished.As of now I am using "audio_stream_start_full", using
> which
> > > the file is getting played in repeat mode.
> > > 
> > > 
> > > I had seen the function, "audio_stream_alive", which is used for
> > > knowing whether the rtp stream is alive or not , and that again
> seems
> > > to be checking only the receiving rtp bytes.Here in my case I
> wanted
> > > to know whether the sending side is active(when it is sending the
> rtp
> > > steram) or not using some callback function.
> > > 
> > > 
> > > (Though I had seen the structure rtpstat, but I was expecting some
> > > inbuilt function which can notify the application , when rtp media
> is
> > > stopped from sending side)
> > > 
> > > 
> > > Please suggest!
> > > 
> > > 
> > > Best Regards,
> > > Parveen Jain
> > > 
> > > 
> > >
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> 
> 
> 
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