Return-Path: Message-ID: <478448C4.3020102@psu.edu> Date: Tue, 08 Jan 2008 23:08:36 -0500 From: Chip McArtor MIME-Version: 1.0 To: bluez-users@lists.sourceforge.net Subject: [Bluez-users] Headset audio capture failing when using Bluez's ALSA plugin Reply-To: BlueZ users List-Id: BlueZ users List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: multipart/mixed; boundary="===============2067707894==" Sender: bluez-users-bounces@lists.sourceforge.net Errors-To: bluez-users-bounces@lists.sourceforge.net This is a cryptographically signed message in MIME format. --===============2067707894== Content-Type: multipart/signed; protocol="application/x-pkcs7-signature"; micalg=sha1; boundary="------------ms030906060601030502020306" This is a cryptographically signed message in MIME format. --------------ms030906060601030502020306 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Hello, I recently installed a USB bluetooth dongle with the intent of using my Jabra BT500 headset in VOIP applications. I've followed the Bluez audio service wiki with some degree of success; audio playback on my headset works flawlessly with a variety of players. Audio recording through the headset's mic, on the other hand, consistently stops capturing audio after what appears to be ~250ms into the recording session. I've tested this using both arecord and Skype's test call feature. Running arecord yields $ arecord -D bluetooth -f S16_LE >boo.wav Recording WAVE 'stdin' : Signed 16 bit Little Endian, Rate 8000 Hz, Mono Aborted by signal Interrupt... (manually stopped after several seconds) The output file boo.wav is exactly 250ms long, and appears to contain the very beginning of my recording. Skype similarly fails on the call test (audio playback is fine, but the capture test fails to grab any audio). In both cases, the Jabra makes the "call end" tone when I finish my recording test. Also while recording, I get the following system message several times: hci_scodata_packet: hci0 SCO packet for unknown connection handle 45 Any thoughts on what the problem could be? Thanks for your help. Chip McArtor Software versions: bluez-libs 3.24 bluez-utils 3.24 alsa-lib 1.0.14a linux 2.6.23 i686 SMP BT adapter info: hci0: Type: USB BD Address: 00:15:83:BE:9C:58 ACL MTU: 384:8 SCO MTU: 64:8 UP RUNNING PSCAN ISCAN RX bytes:1984896 acl:74 sco:38817 events:196 errors:0 TX bytes:1970090 acl:57 sco:38591 commands:67 errors:0 Features: 0xff 0xff 0x8f 0xfe 0x9b 0xf9 0x00 0x80 Packet type: DM1 DM3 DM5 DH1 DH3 DH5 HV1 HV2 HV3 Link policy: RSWITCH HOLD SNIFF PARK Link mode: SLAVE ACCEPT Name: 'BlueZ (0)' Class: 0x080100 Service Classes: Capturing Device Class: Computer, Uncategorized HCI Ver: 2.0 (0x3) HCI Rev: 0x7a6 LMP Ver: 2.0 (0x3) LMP Subver: 0x7a6 Manufacturer: Cambridge Silicon Radio (10) ~/.asoundrc: pcm.bluetooth { type bluetooth device 00:16:8F:08:8F:80 profile "voice" } --------------ms030906060601030502020306 Content-Type: application/x-pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: 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