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Re: [GnomeMeeting-list] Gnomemeeting to netmeeting choppy audio/video.

Le vendredi 26 août 2005 à 09:34 +0200, jo de baer a écrit :
> Ahum - sorry - haven't been using this tool for a long time. Here we go :
> 08:56:55 Started GnomeMeeting 1.2.1 for user jo
> 08:56:55 Opening video device QC Express with plugin V4L
> 08:56:58 Successfully opened video device QC Express, channel 0
> 08:57:31 Call from natalie leys
> 08:57:40 Answering incoming call
> 08:57:44 Opened Intel 82801DB-ICH4 for recording with plugin ALSA
> 08:57:44 Opened codec G.711-uLaw-64k for transmission
> 08:57:44 Opened codec H.261-CIF for transmission
> 08:57:44 Connected with natalie leys using Microsoft® NetMeeting®	3.0	
> 181/21324
> 08:57:44 Opened Intel 82801DB-ICH4 for playing with plugin ALSA
> 08:57:44 Opened codec G.711-uLaw-64k for reception
> 08:57:44 Opened codec H.261-QCIF for reception
> 
> Does this make sense? Good codecs?

Well, you are transmitting "Large" video. That is a bit much for a
classical connection.

Also G.711 has no compression, I would suggest installing speex for
windows and netmeeting.

> 
> I must say that speech was pretty ok now - just finished a call with someone. 
> Video on her side was awful - but I this might be due to poor support for 
> that new kind of Quickcam Express that I have ...

Quickcam  Express are bad, but Large video is "much".

> 
> Is there a camera that absolutely completely fantasticly works with V4L ?
> 

Philips ToUCam Pro are really good.

> Thanks!
> 
> Jo
> 
> 
> On Tuesday 23 August 2005 09:51, Damien Sandras wrote:
> > Hi,
> >
> > Le lundi 22 août 2005 à 23:02 +0200, jo de baer a écrit :
> > > Hi,
> > >
> > > Back at home ...
> > > General history does not list the codec it seems?
> >
> > It doesn't seem like you are in a call. You have to be in a call to be
> > able to determine what codec is used during it.
> >
> > > Thanks,
> > >
> > > Jo
> > >
> > > dmesg when I plug in my camera :
> > > --------------------------------------
> > > usb 3-2: new full speed USB device using uhci_hcd and address 3
> > > bridge-eth0: disabling the bridge
> > > bridge-eth0: down
> > > bridge-eth0: enabling the bridge
> > > bridge-eth0: up
> > > Linux video capture interface: v1.00
> > > spca5xx: module not supported by Novell, setting U taint flag.
> > > /home/jo/remove/spca5xx-20050701/drivers/usb/spca5xx.c: USB SPCA5xx
> > > camera found. Type QC Express (unknown CCD)
> > > /home/jo/remove/spca5xx-20050701/drivers/usb/spca5xx.c:
> > > [spca5xx_probe:8652] Camera type GBGR
> > > usbcore: registered new driver spca5xx
> > > /home/jo/remove/spca5xx-20050701/drivers/usb/spca5xx.c: spca5xx driver
> > > 00.57.00 registered
> > > tg3: eth0: Link is up at 10 Mbps, half duplex.
> > > tg3: eth0: Flow control is off for TX and off for RX.
> > >
> > > General history :
> > > ------------------
> > > 22:54:49 Started GnomeMeeting 1.2.1 for user jo
> > > 22:54:49 Opening video device QC Express with plugin V4L
> > > 22:54:52 Successfully opened video device QC Express, channel 0
> > >
> > > Debug output :
> > > ----------------
> > > jo linux:~> gnomemeeting -d 4
> > > 2005/08/22 22:54:44.301   0:00.585                 H323 Cleaner H323
> > > Started cleaner thread
> > > 2005/08/22 22:54:44.360   0:00.644                 gnomemeeting Detected
> > > audio plugins: ALSA,OSS,Quicknet
> > > 2005/08/22 22:54:44.361   0:00.644                 gnomemeeting Detected
> > > video plugins: Picture,V4L
> > > 2005/08/22 22:54:46.085   0:02.368                 gnomemeeting Detected
> > > the following audio input devices: Intel 82801DB-ICH4,Default with plugin
> > > ALSA 2005/08/22 22:54:46.085   0:02.368                 gnomemeeting
> > > Detected the following audio output devices: Intel 82801DB-ICH4,Default
> > > with plugin ALSA 2005/08/22 22:54:46.085   0:02.369                
> > > gnomemeeting Detected the following video input devices: QC Express with
> > > plugin V4L
> > > 2005/08/22 22:54:49.833   0:06.116                 gnomemeeting
> > > GnomeMeeting version 1.2.1
> > > 2005/08/22 22:54:49.833   0:06.116                 gnomemeeting OpenH323
> > > version 1.15.2
> > > 2005/08/22 22:54:49.833   0:06.116                 gnomemeeting PWLIB
> > > version 1.8.3
> > > 2005/08/22 22:54:49.833   0:06.116                 gnomemeeting GNOME
> > > support enabled
> > > 2005/08/22 22:54:49.833   0:06.116                 gnomemeeting
> > > Fullscreen support enabled
> > > 2005/08/22 22:54:49.834   0:06.117                 gnomemeeting DBUS
> > > support disabled
> > > 2005/08/22 22:54:49.834   0:06.117                 gnomemeeting Quicknet
> > > hardware support enabled
> > > 2005/08/22 22:54:49.926   0:06.209                 gnomemeeting Set TCP
> > > port range to 3000030010
> > > 2005/08/22 22:54:49.926   0:06.209                 gnomemeeting Set RTP
> > > port range to 50005016
> > > 2005/08/22 22:54:49.926   0:06.209                 gnomemeeting Set UDP
> > > port range to 50205023
> > > 2005/08/22 22:54:52.432   0:08.715                 gnomemeeting H323
> > > FindCapability: "iLBC-13k3{sw}"
> > > 2005/08/22 22:54:52.435   0:08.719                 gnomemeeting H323   
> > > Added capability: iLBC-13k3{sw} <1>
> > > 2005/08/22 22:54:52.438   0:08.722                 gnomemeeting H323
> > > FindCapability: "MS-GSM{sw}"
> > > 2005/08/22 22:54:52.441   0:08.725                 gnomemeeting H323   
> > > Added capability: MS-GSM{sw} <2>
> > > 2005/08/22 22:54:52.444   0:08.728                 gnomemeeting H323
> > > FindCapability: "SpeexNarrow-15k{sw}"
> > > 2005/08/22 22:54:52.447   0:08.731                 gnomemeeting H323   
> > > Added capability: SpeexNarrow-15k{sw} <3>
> > > 2005/08/22 22:54:52.450   0:08.734                 gnomemeeting H323
> > > FindCapability: "iLBC-15k2{sw}"
> > > 2005/08/22 22:54:52.453   0:08.737                 gnomemeeting H323   
> > > Added capability: iLBC-15k2{sw} <4>
> > > 2005/08/22 22:54:52.457   0:08.740                 gnomemeeting H323
> > > FindCapability: "GSM-06.10{hw}"
> > > 2005/08/22 22:54:52.460   0:08.743                 gnomemeeting H323
> > > FindCapability: "GSM-06.10{sw}"
> > > 2005/08/22 22:54:52.462   0:08.746                 gnomemeeting H323   
> > > Added capability: GSM-06.10{sw} <5>
> > > 2005/08/22 22:54:52.465   0:08.749                 gnomemeeting H323
> > > FindCapability: "SpeexNarrow-8k{sw}"
> > > 2005/08/22 22:54:52.468   0:08.752                 gnomemeeting H323   
> > > Added capability: SpeexNarrow-8k{sw} <6>
> > > 2005/08/22 22:54:52.472   0:08.779                 gnomemeeting H323
> > > FindCapability: "G.726-32k{sw}"
> > > 2005/08/22 22:54:52.498   0:08.782                 gnomemeeting H323   
> > > Added capability: G.726-32k{sw} <7>
> > > 2005/08/22 22:54:52.502   0:08.785                 gnomemeeting H323
> > > FindCapability: "G.711-uLaw-64k{hw}"
> > > 2005/08/22 22:54:52.505   0:08.789                 gnomemeeting H323
> > > FindCapability: "G.711-uLaw-64k{sw}"
> > > 2005/08/22 22:54:52.508   0:08.792                 gnomemeeting H323   
> > > Added capability: G.711-uLaw-64k <8>
> > > 2005/08/22 22:54:52.511   0:08.795                 gnomemeeting H323
> > > FindCapability: "G.711-ALaw-64k{hw}"
> > > 2005/08/22 22:54:52.514   0:08.798                 gnomemeeting H323
> > > FindCapability: "G.711-ALaw-64k{sw}"
> > > 2005/08/22 22:54:52.517   0:08.801                 gnomemeeting H323   
> > > Added capability: G.711-ALaw-64k <9>
> > > 2005/08/22 22:54:52.520   0:08.804                 gnomemeeting H323   
> > > Added capability: H.261-CIF <10>
> > > 2005/08/22 22:54:52.523   0:08.807                 gnomemeeting H323   
> > > Added capability: H.261-QCIF <11>
> > > 2005/08/22 22:54:52.526   0:08.810                 gnomemeeting H323   
> > > Added capability: UserInput/hookflash <12>
> > > 2005/08/22 22:54:52.530   0:08.813                 gnomemeeting H323   
> > > Added capability: UserInput/basicString <13>
> > > 2005/08/22 22:54:52.533   0:08.817                 gnomemeeting H323   
> > > Added capability: UserInput/dtmf <14>
> > > 2005/08/22 22:54:52.554   0:08.838                 gnomemeeting H323   
> > > Added capability: UserInput/RFC2833 <15>
> > > 2005/08/22 22:54:52.558   0:08.842                 gnomemeeting H323
> > > Started listener Listener[ip$*:1720]
> > > 2005/08/22 22:54:52.562   0:08.846        H323 Listener:840dfb0 H323
> > > Awaiting TCP connections on port 1720
> > > 2005/08/22 22:54:52.565   0:08.849        H323 Listener:840dfb0 TCP
> > > Waiting on socket accept on ip$*:1720
> > >
> > > On Monday 22 August 2005 11:21, Damien Sandras wrote:
> > > > Le lundi 22 août 2005 à 11:06 +0200, jo de baer a écrit :
> > > > > Bonjour,
> > > > >
> > > > > in the available codecs section, are checked :
> > > > > iLBC-13k3, MS-GSM, SpeexNarrow-15k, iLBC-15k2, GSM-06.10,
> > > > > SpeexNarrow-8k, G.726-32k, G.711-uLaw-64k and G.711-ALaw-64k.
> > > > >
> > > > > All the other are not checked. But how do you know which one is used?
> > > > > "-d 4" ?
> > > >
> > > > in the general history. If it is G.711, that can explain the problem.
> > > >
> > > > > The jitter buffer is between 20 and 500ms (default setting).
> > > > >
> > > > > For video codecs the settings are 8kB/s, and 42 bg transmits. But
> > > > > playing with those didn't change it :-).
> > > > >
> > > > > Indeed ... will check dmeg. Gqcam doesn't have the choppyness, only
> > > > > GM. Can you adise other ways of checking what is going on?
> > > >
> > > > GQCam doesn't use the same video palette. What release of GM is this?
> > > >
> > > > > Are the video and audio "related" ? I mean : could the choppyness of
> > > > > the video explain the choppyness of the audio I send out?
> > > >
> > > > Yes, it could.
> > > >
> > > > > Thanks so far !!
> > > > >
> > > > > Jo
> > > > >
> > > > > On Monday 22 August 2005 09:49, Damien Sandras wrote:
> > > > > > Le lundi 22 août 2005 à 09:08 +0200, jo de baer a écrit :
> > > > > > > Hi all,
> > > > > > >
> > > > > > > I am trying to set up a netmeeting - gnomemeeting connection
> > > > > > > (Netmeeting to netmeeting works fine).
> > > > > > >
> > > > > > > Problem is that netmeeting person hears my audio choppy almost
> > > > > > > all the time, likewise for the video. I hear and see her fine.
> > > > > > > The connection is also lost quite often (recall needed). So the
> > > > > > > problem seems to be totally on my side.
> > > > > >
> > > > > > What codecs are you using?
> > > > > >
> > > > > > > I must say even without a connection, gnomemeeting starts showing
> > > > > > > local video very choppy at regular times. Stracing it, the poll()
> > > > > > > call just takes way more time app. from two minutes afer
> > > > > > > launching GM. Can it be that this is related to the choppy audio?
> > > > > >
> > > > > > It could be. Have you checked the dmesg output? It could be a
> > > > > > probelm with the USB bus, or the camera. It shouldn't be choppy
> > > > > > when there is no call.
> > > > > >
> > > > > > > Technical info about my machine :
> > > > > > >
> > > > > > > Dell D800 with Intel 82801 DB-ICH4 audio. Webcam is new model
> > > > > > > Quickcam Logitech express (bad buy I guess), so I am using the
> > > > > > > spca5xx-20050701 driver for that.
> > > > > > >
> > > > > > > Linux version is SuSE 9.3, so kernel 2.6.11.etc .
> > > > > > >
> > > > > > > Rpms : openh323-1.15.2-3, gnomemeeting-1.2.1-4.
> > > > > > >
> > > > > > > Thanks for any help with this :-)
> > > > > > >
> > > > > > > Jo
> > > > > > >
> > > > > > > PS: what is strange is that while testing the setup with the 2
> > > > > > > computer cross-connected, I also had choppiness in the audio sent
> > > > > > > to the netmeeting when netmeeting send a large image to me.
> > > > > > > Making netmeeting send a small video capture to gnomemeeting
> > > > > > > improved the audio sent from gnomemeeting to netmeeting. Did the
> > > > > > > large video cause CPU load on the gnomemeeting machine? But right
> > > > > > > now the problem is also there with a smaller image :-/
> 
-- 
 _      Damien Sandras
(o-     GnomeMeeting: http://www.gnomemeeting.org/
//\     FOSDEM 2005 : http://www.fosdem.org
v_/_    H.323 phone : callto:ils.seconix.com/dsandras seconix com
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