[Asterisk-video] No video loopback with a Nokia N70.

[Sergio Garcia]

Umm.. 
The problem seems to be with data being corrupted in the input (BAD CRC traces)
which ISDN Card are you using? Could you turn off echo cancelation on the card configuration?

BR
Sergio



---------- Original Message ----------------------------------
From: julien WICQUART <j.wicquart at newtech.fr>
Reply-To: Development discussion of video media support in Asterisk<asterisk-video at lists.digium.com>
Date:  Thu, 09 Aug 2007 11:54:29 +0200

>Hi,
>
>when i try to make a h324m_loopback  with a Nokia N70 :
>
>asterisk-1.4.9
>libpri-1.4.0
>zaptel-1.4.4
>pwlib_v1_10_3
>
>exten => 1483,1,Answer
>exten => 1483,n,h324m_loopback()
>
>
>I've got this debug :
>
>-Init call
>-Sending
>request terminalCapabilitySet {
>        sequenceNumber = 1
>        protocolIdentifier = 0.0.8.245.0.8
>        multiplexCapability = h223Capability {
>          transportWithI_frames = FALSE
>          videoWithAL1 = FALSE
>          videoWithAL2 = TRUE
>          videoWithAL3 = FALSE
>          audioWithAL1 = FALSE
>          audioWithAL2 = TRUE
>          audioWithAL3 = FALSE
>          dataWithAL1 = FALSE
>          dataWithAL2 = FALSE
>          dataWithAL3 = FALSE
>          maximumAl2SDUSize = 1120
>          maximumAl3SDUSize = 1120
>          maximumDelayJitter = 0
>          h223MultiplexTableCapability = basic <<null>>
>          maxMUXPDUSizeCapability = FALSE
>          nsrpSupport = TRUE
>          mobileOperationTransmitCapability = {
>            modeChangeCapability = FALSE
>            h223AnnexA = FALSE
>            h223AnnexADoubleFlag = FALSE
>            h223AnnexB = TRUE
>            h223AnnexBwithHeader = FALSE
>          }
>        }
>        capabilityTable = 4 entries {
>          [0]={
>            capabilityTableEntryNumber = 1
>            capability = receiveAndTransmitVideoCapability h263VideoCapability {
>              qcifMPI = 2
>              maxBitRate = 520
>              unrestrictedVector = FALSE
>              arithmeticCoding = FALSE
>              advancedPrediction = FALSE
>              pbFrames = FALSE
>              temporalSpatialTradeOffCapability = FALSE
>              errorCompensation = FALSE
>            }
>          }
>          [1]={
>            capabilityTableEntryNumber = 2
>            capability = receiveAndTransmitAudioCapability genericAudioCapability {
>              capabilityIdentifier = standard 0.0.8.245.1.1.1
>              maxBitRate = 122
>              collapsing = 1 entries {
>                [0]={
>                  parameterIdentifier = standard 0
>                  parameterValue = unsignedMin 1
>                }
>              }
>            }
>          }
>          [2]={
>            capabilityTableEntryNumber = 3
>            capability = receiveAndTransmitAudioCapability g7231 {
>              maxAl_sduAudioFrames = 1
>              silenceSuppression = TRUE
>            }
>          }
>          [3]={
>            capabilityTableEntryNumber = 4
>            capability = receiveAndTransmitUserInputCapability iA5String <<null>>
>          }
>        }
>        capabilityDescriptors = 1 entries {
>          [0]={
>            capabilityDescriptorNumber = 1
>            simultaneousCapabilities = 2 entries {
>              [0]=1 entries {
>                [0]=1
>              }
>              [1]=2 entries {
>                [0]=2
>                [1]=3
>              }
>            }
>          }
>        }
>      }
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>SRP_NSRP_RESPONSE
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>SRP_NSRP_RESPONSE
>-SendClosingFlag
>SRP_NSRP_RESPONSE
>-SendClosingFlag
>SRP_NSRP_RESPONSE
>-Sending
>request masterSlaveDetermination {
>        terminalType = 160
>        statusDeterminationNumber = 1223694
>      }
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>-SendClosingFlag
>-SendClosingFlag
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>BAD CRC
>-SendClosingFlag
>-SendClosingFlag
>-SendClosingFlag
>-SendClosingFlag
>
>and these logs :
>
>[Aug  7 17:37:56] DEBUG[16260] chan_zap.c: Echo cancellation isn't required on
>digital connection
>[Aug  7 17:37:56] DEBUG[16267] pbx.c: Launching 'Answer'
>[Aug  7 17:37:56] DEBUG[16267] devicestate.c: Notification of state change to be
>queued on device/channel Zap/11-1
>[Aug  7 17:37:56] DEBUG[16267] pbx.c: Launching 'h324m_loopback'
>[Aug  7 17:37:56] DEBUG[16239] devicestate.c: No provider found, checking
>channel drivers for Zap - 11
>[Aug  7 17:37:56] DEBUG[16267] app_h324m.c: h324m_loopback
>[Aug  7 17:37:56] DEBUG[16239] devicestate.c: Changing state for Zap/11 - state
>2 (In use)
>[Aug  7 17:37:56] DEBUG[16268] app_queue.c: Device 'Zap/11' changed to state '2'
>(In use) but we don't care because they're not a member of
> any queue.
>[Aug  7 17:37:56] DEBUG[16267] chan_zap.c: Write returned -1 (Resource
>temporarily unavailable) on channel 11
>
>
>Do you think, it's a configuration problem or a compatibility problem with the
>Nokia N70 ?
>
>Thanks
>
>-- 
>
>--
>Julien WICQUART
>
>
>_______________________________________________
>--Bandwidth and Colocation Provided by http://www.api-digital.com--
>
>asterisk-video mailing list
>To UNSUBSCRIBE or update options visit:
>   http://lists.digium.com/mailman/listinfo/asterisk-video
>