Hi, Perhaps these checks may help localizing the root cause: - try to stream non-mic source e.g: simply connect the ring/ringback port to stream port: connect(1/2, 3). - try with no-vad and ec_tail = 0 - check the microphone volume level Btw, which version are you using? Regards, nanang On Wed, Sep 17, 2008 at 11:24 AM, girish_kumar <girish_kumar at infosys.com> wrote: > Hi, > > > > I am using PJSUA APIs in a softphone application on Windows Mobile 6 device. > When I make calls from this device to an Xlite running on a Windows desktop > using G711 codec, it works fine. > > > > However, if I deploy the same application to a Windows Mobile 6 emulator > running on a standard windows desktop, the Voice is transmitting only from > Xlite to PJSUA App and not vice versa. Looking at the Wireshark traces, I > found that there were just 10-15 RTP packets sent by PJSUA App to Xlite at > the start of the media flow; thereafter it was sending one RTP packet > periodically every 5 seconds with Marker bit set (which I believe indicates > silence). In the reverse direction, RTP packet flow from Xlite to emulator > is perfectly fine and I am able to hear it correctly at emulator end. > > > > It seems to me that limited processing power of Emulator machine is > contributing to this media problem. Another potential issue may be that > Sound Device callbacks are not happening periodically on Emulator. Please > suggest how to find the root cause of this issue. I also checked for > underflow and overflow in emulator and found following message in log file > "Closing M - Input: 0 underflow, 0 overflow". > > > > Following are the traces of the pjsip log files for device and emulator (I > have purposefully not included Sip related log messages in traces) :- > > > > Device > 18:25:05.000 inv004F2864 SDP negotiation done, status=0 > > 18:25:05.000 pjsua_call.c Call 0: remote NAT type is 0 (Unknown) > > 18:25:05.000 strm004F88C4 VAD temporarily disabled > > 18:25:05.000 rtp.c pjmedia_rtp_session_init: ses=004F9990, > default_pt=8, ssrc=0x4ae13d6c > > 18:25:05.000 rtp.c pjmedia_rtp_session_init: ses=004FA598, > default_pt=8, ssrc=0x4ae13d6c > > 18:25:05.000 stream.c Stream strm004F88C4 created > > 18:25:05.000 strm004F88C4 Encoder stream started > > 18:25:05.000 strm004F88C4 Decoder stream started > > 18:25:05.000 pjsua_media.c Media updates, stream #0: PCMA (sendrecv) > > 18:25:05.000 strm004F88C4 Jitter buffer empty (prefetch=15) > > 18:25:05.000 strm004F88C4 Start talksprut.. > > 18:25:05.000 ecsu00493B88 Vad cur_threshold updated 1-->4. Signal lo=6 > > 18:25:05.000 strm004F88C4 RTP status: badpt=0, badssrc=0, dup=0, > outorder=0, probation=-1, restart=0 > > 18:25:05.000 strm004F88C4 Jitter buffer is bufferring (prefetch=15).. > > 18:25:05.000 tsx004BC7B4 Timeout timer event > > 18:25:05.000 tsx004BC7B4 State changed from Terminated to Destroyed, > event=TIMER > > 18:25:05.000 tdta004F4420 Destroying txdata Request msg INVITE/cseq=2083 > (tdta004F4420) > > 18:25:05.000 tsx004BC7B4 Transaction destroyed! > > 18:25:05.000 strm004F88C4 Jitter buffer is bufferring (prefetch=15).. > > 18:25:05.000 echo_suppress. Stop suppressing.. > > 18:25:06.000 strm004F88C4 VAD re-enabled > > 18:25:06.000 echo_suppress. Start suppressing.. > > 18:25:07.000 strm004F88C4 Starting silence > > 18:25:08.000 Remote RTCP address switched to > 210.56.101.254:10884 > > 18:25:08.000 strm004F88C4 Start talksprut.. > > 18:25:08.000 strm004F88C4 Starting silence > > 18:25:09.000 strm004F88C4 Start talksprut.. > > 18:25:09.000 strm004F88C4 Starting silence > > 18:25:09.000 ecsu00493B88 Vad cur_threshold updated 4-->5. Signal lo=5 > > 18:25:10.000 strm004F88C4 Start talksprut.. > > 18:25:10.000 strm004F88C4 Starting silence > > 18:25:10.000 echo_suppress. Stop suppressing.. > > 18:25:11.000 strm004F88C4 Start talksprut.. > > 18:25:13.000 silencedet.c Vad cur_threshold updated 4-->16. Signal lo=27 > > 18:25:15.000 silencedet.c Vad cur_threshold updated 16-->18. Signal lo=20 > > 18:25:17.000 silencedet.c Vad cur_threshold updated 18-->20. Signal lo=21 > > 18:25:19.000 silencedet.c Vad cur_threshold updated 20-->21. Signal lo=21 > > 18:25:23.000 silencedet.c Vad cur_threshold updated 21-->22. Signal lo=22 > > 18:25:25.000 strm004F88C4 Internal RTCP NTP clock skew detected: > lsr=2712D1EB, now=27150000, dlsr=000255C2 (2:334ms), diff=10157 > > 18:25:28.000 echo_suppress. Start suppressing.. > > > > > > Emulator > > > > 18:16:16.000 sound_port.c EC activated > > 18:16:16.000 echo_suppress. Start suppressing.. > > 18:16:19.000 ecsu004A1AF8 Vad cur_threshold updated 3-->5. Signal lo=6 > > 18:16:21.000 pjsua_acc.c Sending 2 bytes keep-alive packet for acc 0 to > 69.90.155.70:5060 > > 18:16:21.000 tdta004B5700 Destroying txdata raw > > 18:16:22.000 ecsu004A1AF8 Vad cur_threshold updated 5-->6. Signal lo=6 > > 18:16:24.000 echo_suppress. Stop suppressing.. > > 18:16:24.000 wav_player.c File port \Program Files\Emulator > Build\resources\sound\ring.wav EOF, rewinding.. > > 18:16:24.000 inv00490094 SDP negotiation done, status=0 > > 18:16:24.000 pjsua_call.c Call 0: remote NAT type is 0 (Unknown) > > 18:16:24.000 strm00584C44 VAD temporarily disabled > > 18:16:24.000 rtp.c pjmedia_rtp_session_init: ses=00585D10, > default_pt=8, ssrc=0xbb32ea6 > > 18:16:24.000 rtp.c pjmedia_rtp_session_init: ses=00586918, > default_pt=8, ssrc=0xbb32ea6 > > 18:16:24.000 stream.c Stream strm00584C44 created > > 18:16:24.000 strm00584C44 Encoder stream started > > 18:16:24.000 strm00584C44 Decoder stream started > > 18:16:24.000 pjsua_media.c Media updates, stream #0: PCMA (sendrecv) > > 18:16:24.000 strm00584C44 Jitter buffer empty (prefetch=15) > > 18:16:24.000 strm00584C44 Start talksprut.. > > 18:16:24.000 echo_suppress. Start suppressing.. > > 18:16:25.000 strm00584C44 RTP status: badpt=0, badssrc=0, dup=0, > outorder=0, probation=-1, restart=0 > > 18:16:25.000 strm00584C44 Jitter buffer is bufferring (prefetch=15).. > > 18:16:25.000 strm00584C44 Jitter buffer is bufferring (prefetch=15).. > > 18:16:25.000 strm00584C44 Jitter buffer is bufferring (prefetch=15).. > > 18:16:25.000 strm00584C44 Jitter buffer is bufferring (prefetch=15).. > > 18:16:25.000 strm00584C44 Jitter buffer is bufferring (prefetch=15).. > > 18:16:25.000 strm00584C44 VAD re-enabled > > 18:16:25.000 strm00584C44 Starting silence > > 18:16:26.000 echo_suppress. Stop suppressing.. > > 18:16:26.000 strm00584C44 Frame lost! > > 18:16:26.000 strm00584C44 Frame lost! > > 18:16:26.000 strm00584C44 Start talksprut.. > > 18:16:26.000 strm00584C44 Starting silence > > 18:16:27.000 echo_suppress. Start suppressing.. > > 18:16:27.000 strm00584C44 Frame lost! > > 18:16:27.000 strm00584C44 Frame lost! > > 18:16:27.000 strm00584C44 Start talksprut.. > > 18:16:27.000 strm00584C44 Starting silence > > 18:16:27.000 echo_suppress. Stop suppressing.. > > 18:16:28.000 strm00584C44 Frame lost! > > 18:16:28.000 strm00584C44 Frame lost! > > 18:16:28.000 strm00584C44 Start talksprut.. > > 18:16:28.000 strm00584C44 Starting silence > > 18:16:29.000 echo_suppress. Start suppressing.. > > 18:16:29.000 strm00584C44 Frame lost! > > 18:16:29.000 strm00584C44 Frame lost! > > 18:16:29.000 echo_suppress. Stop suppressing.. > > 18:16:29.000 silencedet.c Vad cur_threshold updated 4-->3. Signal lo=-1 > > 18:16:29.000 strm00584C44 Start talksprut.. > > 18:16:29.000 strm00584C44 Starting silence > > 18:16:30.000 strm00584C44 Frame lost! > > 18:16:30.000 strm00584C44 Frame lost! > > 18:16:30.000 strm00584C44 Start talksprut.. > > 18:16:30.000 strm00584C44 Starting silence > > 18:16:31.000 echo_suppress. Start suppressing.. > > 18:16:31.000 echo_suppress. Stop suppressing.. > > 18:16:31.000 strm00584C44 Start talksprut.. > > 18:16:31.000 strm00584C44 Starting silence > > 18:16:32.000 strm00584C44 Frame lost! > > 18:16:32.000 strm00584C44 Frame lost! > > 18:16:32.000 echo_suppress. Start suppressing.. > > 18:16:32.000 strm00584C44 Start talksprut.. > > 18:16:32.000 strm00584C44 Starting silence > > 18:16:33.000 echo_suppress. Stop suppressing.. > > 18:16:33.000 strm00584C44 Frame lost! > > 18:16:33.000 strm00584C44 Frame lost! > > 18:16:33.000 silencedet.c Vad cur_threshold updated 3-->2. Signal lo=-1 > > 18:16:34.000 strm00584C44 Start talksprut.. > > 18:16:34.000 strm00584C44 Starting silence > > 18:16:34.000 strm00584C44 Frame lost! > > 18:16:34.000 strm00584C44 Frame lost! > > 18:16:35.000 strm00584C44 Start talksprut.. > > 18:16:35.000 strm00584C44 Starting silence > > 18:16:35.000 strm00584C44 Frame lost! > > 18:16:35.000 strm00584C44 Frame lost! > > 18:16:36.000 pjsua_acc.c Sending 2 bytes keep-alive packet for acc 0 to > 69.90.155.70:5060 > > 18:16:36.000 tdta00581040 Destroying txdata raw > > 18:16:36.000 strm00584C44 Start talksprut.. > > 18:16:36.000 strm00584C44 Starting silence > > 18:16:36.000 strm00584C44 Frame lost! > > 18:16:36.000 strm00584C44 Frame lost! > > 18:16:37.000 strm00584C44 Start talksprut.. > > 18:16:37.000 strm00584C44 Starting silence > > 18:16:37.000 strm00584C44 Frame lost! > > 18:16:37.000 strm00584C44 Frame lost! > > 18:16:38.000 strm00584C44 Start talksprut.. > > 18:16:38.000 strm00584C44 Starting silence > > 18:16:38.000 strm00584C44 Frame lost! > > 18:16:38.000 strm00584C44 Frame lost! > > 18:16:38.000 strm00584C44 Internal RTCP NTP clock skew detected: > lsr=25040000, now=25060000, dlsr=00029C6A (2:610ms), diff=40042 > > 18:16:39.000 strm00584C44 Start talksprut.. > > 18:16:39.000 strm00584C44 Starting silence > > 18:16:39.000 strm00584C44 Frame lost! > > 18:16:39.000 strm00584C44 Frame lost! > > 18:16:40.000 strm00584C44 Start talksprut.. > > 18:16:40.000 strm00584C44 Starting silence > > 18:16:40.000 strm00584C44 Frame lost! > > 18:16:40.000 strm00584C44 Frame lost! > > 18:16:41.000 strm00584C44 Start talksprut.. > > 18:16:41.000 strm00584C44 Starting silence > > 18:16:41.000 echo_suppress. Start suppressing.. > > 18:16:41.000 strm00584C44 Frame lost! > > 18:16:41.000 strm00584C44 Frame lost! > > 18:16:42.000 strm00584C44 Internal RTCP NTP clock skew detected: > lsr=25040000, now=250A0000, dlsr=000606A7 (6:025ms), diff=1703 > > 18:16:42.000 strm00584C44 Start talksprut.. > > 18:16:42.000 strm00584C44 Starting silence > > 18:16:42.000 strm00584C44 Frame lost! > > 18:16:42.000 strm00584C44 Frame lost! > > 18:16:43.000 strm00584C44 Start talksprut.. > > 18:16:43.000 strm00584C44 Starting silence > > 18:16:43.000 strm00584C44 Frame lost! > > 18:16:43.000 strm00584C44 Frame lost! > > 18:16:44.000 strm00584C44 Start talksprut.. > > 18:16:44.000 strm00584C44 Starting silence > > 18:16:44.000 ecsu004A1AF8 Vad cur_threshold updated 6-->7. Signal lo=8 > > 18:16:45.000 echo_suppress. Stop suppressing.. > > 18:16:45.000 strm00584C44 Frame lost! > > 18:16:45.000 strm00584C44 Frame lost! > > 18:16:45.000 strm00584C44 Start talksprut.. > > 18:16:45.000 strm00584C44 Starting silence > > 18:16:45.000 strm00584C44 Internal RTCP NTP clock skew detected: > lsr=25040000, now=250D0000, dlsr=000970E5 (9:440ms), diff=28901 > > > > > > > > Regards > > Girish > > > > > > > > > > > > **************** CAUTION - Disclaimer ***************** > This e-mail contains PRIVILEGED AND CONFIDENTIAL INFORMATION intended solely > for the use of the addressee(s). If you are not the intended recipient, > please > notify the sender by e-mail and delete the original message. Further, you > are not > to copy, disclose, or distribute this e-mail or its contents to any other > person and > any such actions are unlawful. This e-mail may contain viruses. 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