I forgot to add the output: 13:32:05.647 pjsua_app.c Audio Device 0: HDA Intel: ALC888 Analog (hw:0,0) 13:32:05.647 pjsua_app.c Audio Device 1: HDA Intel: ALC888 Digital (hw:0,1) 13:32:05.647 pjsua_app.c Audio Device 2: HDA Intel: ALC888 Analog (hw:0,2) 13:32:05.647 pjsua_app.c Audio Device 3: USB AUDIO : USB Audio (hw:1,0) 13:32:05.647 pjsua_app.c Audio Device 4: front 13:32:05.647 pjsua_app.c Audio Device 5: surround40 13:32:05.647 pjsua_app.c Audio Device 6: surround51 13:32:05.647 pjsua_app.c Audio Device 7: surround71 13:32:05.647 pjsua_app.c Audio Device 8: iec958 13:32:05.647 pjsua_app.c Audio Device 9: spdif 13:32:05.647 pjsua_app.c Audio Device 10: pulse 13:32:05.647 pjsua_app.c Audio Device 11: dmix 13:32:05.647 pjsua_app.c Audio Device 12: default 13:32:05.647 pjsua_app.c Audio Device 13: /dev/dsp 13:32:05.647 pjsua_app.c Audio Device 14: /dev/dsp1 2010/8/13 Kabil Akp?nar <kabilakpinar at gmail.com> > I have 2 sound card installed in my computer, in order to execure 2 pjsua > application independently for testing purposes. the command line argument > --playback-dev and --capture-dev need be introduces to change the default > devices. But what device Id is required to do this. I'm executing the below > code in order to get some info about installed devices. Also I tried some > ids but all failed, like --playback-dev=3 --capture-dev=3. > Your help is very appreciated. > > pjmedia_aud_dev_info info[20]; > unsigned count = 20; > pj_status_t stat; > int i, capture_id,playback_id; > > stat = pjsua_enum_aud_devs(info, &count); > if (stat == PJ_SUCCESS) > { > for (i = 0; i < count; i++) > PJ_LOG(3, (THIS_FILE, "Audio Device %d: %s", i, > info[i].name)); > > stat = pjsua_get_snd_dev(&capture_id, &playback_id); > if(stat==PJ_SUCCESS) > { > PJ_LOG(3, (THIS_FILE, "Current Capture Device id %d", > capture_id)); > PJ_LOG(3, (THIS_FILE, "Current Playback Device id %d", > playback_id)); > } > } > else > { > PJ_LOG(3, (THIS_FILE, "Error enumeration of audio devices, > %d", status)); > } > > > > -- > Kabil Akp?nar > > -- Kabil Akp?nar -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20100813/0352f3a9/attachment.html>