[mythtv-users] mythfrontend hang OSS audio device '/dev/dsp0'

soekul soekul at gmail.com
Fri Oct 1 16:54:22 EDT 2004


First my hats off to all the developers who have contributed to this
project and everyone that helps in these lists/forums. You're awesome.
I've searched around on google through the mailing list and haven't
found the solution to my problem. My apologies if I've missed it.

The system I'm having troubles with is my master back end server. It's
an old HP PIII-800MHz w/ 256MB PC100 SDRAM and Intel i810 video/audio.
Upgraded video card to GeForce4 MX 4000 128MB SDRAM. TV Capture is a
newer Hauppauge WinTV PVR-250 (idx=85, tuner=50 - TCL 2002N)

I'm using FC2 and thus I followed Jarods guide (Excellent walk
through) since my tuner is newer I had to install bleeding versions of
v4l and ivtv. A few days ago I had all video recording, transcoding,
live tv working properly without sound. At first I tried to get the on
board i810 to work however the front end would hang when trying to
watch a recorded show OR live tv. When I ran 'mythfrontend -v all' the
last line written to the console is:
Opening OSS audio device '/dev/dsp'.
I tried disabling the on board and using my an Ensoniq PCI but the
problem is the same. I've made sure that I'm using the correct version
of msp3400 and that there are no conflicts and aRts is turned off. Now
I'm wondering now if the sound is actually the problem? I have since
removed all sound cards, depmod-ed and now I can't get anything run at
all. The backend runs fine and is still actively recording and
transcoding scheduled shows. Sometimes when the frontend hangs you can
Alt+Tab over to the console and check the output, other time you loose
the keyboard and monitor but I can ssh in over the network and the
backend is still running fine. I'm attaching:

dmesg | grep ivtv > ivtv.txt
dmesg | grep tve > tvee.txt
modinfo msp3400 > msp3400.txt
mythbackend -l backend.log.txt -v all
mythfrontend -l frontend.log.txt -v all
modprobe.conf

Thank you for your time!
-Luke
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ivtv: ==================== START INIT IVTV ====================
ivtv: version 0.1.10 (0.1.10pre2-ck100z) loading
ivtv: Linux version: 2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3
ivtv: In case of problems please include the debug info
ivtv: between the START INIT IVTV and END INIT IVTV lines when
ivtv: mailing the ivtv-devel mailinglist.
ivtv: Autodetected WinTV PVR 250 card
ivtv: Found an iTVC16 based chip
ivtv: pci: PCIBUS detected device: 0x7124 vendor: 0x8086
ivtv: i2c attach [client=tveeprom[0],ok]
ivtv: Tuner Type 50, Tuner formats 0x00001000, Radio: yes, Model 0x00891615, Revision 0x00000000
ivtv: NTSC tuner detected
ivtv: Radio detected
tuner: chip found at addr 0xc2 i2c-bus ivtv i2c driver #0
ivtv: i2c attach [client=(tuner unset),ok]
saa7115: starting probe for adapter ivtv i2c driver #0 (0x10005)
ivtv: i2c attach [client=saa7115[0],ok]
msp34xx: init: chip=MSP3445G-B8 +ivtv +nicam +simple +simpler +radio
ivtv: i2c attach [client=MSP3445G-B8,ok]
ivtv: Encoder revision: 0x02040011
ivtv: Configuring WinTV PVR 250 card with 5 streams
ivtv: Create DMA stream 0 using 128 buffers of size 32768
ivtv: Create DMA stream 1 using 128 buffers of size 32768
ivtv: Create stream 2 using 128 buffers of size 4096
ivtv: Create DMA stream 3 using 128 buffers of size 32768
ivtv: Create stream 4
ivtv: Setting Tuner 50
tuner: type set to 50 (TCL 2002N) by ivtv i2c driver #0
ivtv: Setting audio matrix to input 3, output 1
ivtv: Switching standard to NTSC.
ivtv: Initialized WinTV PVR 250, card #0
ivtv: ====================  END INIT IVTV  ====================
-------------- next part --------------
tveeprom: Hauppauge: model = 32062, rev = B185, serial# = 7362670
tveeprom: tuner = TCL 2002N (idx = 85, type = 50)
tveeprom: tuner fmt = NTSC(M) (eeprom = 0x08, v4l2 = 0x00001000)
tveeprom: audio_processor = MSP3445 (type = 12)
ivtv: i2c attach [client=tveeprom[0],ok]
-------------- next part --------------
parm:           once:No continuous stereo monitoring
parm:           debug:Enable debug messages
parm:           simple:Use short programming >= msp3410 only
parm:           simpler:Use shorter programming >= msp34xxG only
parm:           standard:Specify audio standard: 32 = NTSC, 64 = radio, Default: Autodetect
parm:           amsound:Hardwire AM sound at 6.5Hz (France), FM can autoscan
description:    device driver for msp34xx TV sound processor
author:         Gerd Knorr
license:        Dual BSD/GPL
parm:           probe:List of adapter,address pairs to scan additionally
parm:           probe_range:List of adapter,start-addr,end-addr triples to scan additionally
parm:           ignore:List of adapter,address pairs not to scan
parm:           ignore_range:List of adapter,start-addr,end-addr triples not to scan
parm:           force:List of adapter,address pairs to boldly assume to be present
vermagic:       2.6.8-1.521 686 REGPARM 4KSTACKS gcc-3.3
depends:        
-------------- next part --------------
Starting up as the master server.
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 0
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 1
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 2
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 3
2004-09-29 18:13:20 Probed: /dev/video0 - Tuner 0
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 4
2004-09-29 18:13:20 Probed: /dev/video0 - S-Video 0
2004-09-29 18:13:20 Probed: /dev/video0 - S-Video 1
2004-09-29 18:13:20 Probed: /dev/video0 - S-Video 2
2004-09-29 18:13:20 Probed: /dev/video0 - S-Video 3
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 0
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 1
2004-09-29 18:13:20 Probed: /dev/video0 - Composite 2
2004-09-29 18:13:21 Probed: /dev/video0 - Composite 3
2004-09-29 18:13:21 Probed: /dev/video0 - Tuner 0
2004-09-29 18:13:21 Probed: /dev/video0 - Composite 4
2004-09-29 18:13:21 Probed: /dev/video0 - S-Video 0
2004-09-29 18:13:21 Probed: /dev/video0 - S-Video 1
2004-09-29 18:13:21 Probed: /dev/video0 - S-Video 2
2004-09-29 18:13:21 Probed: /dev/video0 - S-Video 3
2004-09-29 18:13:21 TuneTo(7) curList[i].freq(175250)
2004-09-29 18:13:21 TuneToFrequency(2804)
Broadcast Analog/Digital Lineup is defined, but isn't attached to a cardinput.
2004-09-29 18:13:21 mythbackend version: 0.16.20040906-1 www.mythtv.org
2004-09-29 18:13:21 Enabled verbose msgs :all
2004-09-29 18:13:23 Found changes in the todo list.
2004-09-29 18:13:23 PruneOldRecords...
2004-09-29 18:13:23 AddNewRecords...
Query 0: /record.search = 0 AND program.title = record.title
2004-09-29 18:13:23  |-- Start DB Query 0...
2004-09-29 18:13:25  |-- Processing 15 results...
2004-09-29 18:13:25  +-- Cleanup...
2004-09-29 18:13:25 Sort by time...
2004-09-29 18:13:25 PruneOverlaps...
2004-09-29 18:13:25 Sort by priority...
2004-09-29 18:13:25 BuildListMaps...
2004-09-29 18:13:25 SchedNewRecords...
2004-09-29 18:13:25 Scheduling:
  +Late Night With Conan O'Brien          8 1009  30 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  01 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  02 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  05 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  06 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  07 00:37-01:36  1 1 1  T 1   1
  +Late Night With Conan O'Brien          8 1009  08 00:37-01:36  1 1 1  T 1   1
  +Reno 911!                             60 1061  29 21:00-21:30  1 1 1  W 1   0
  +Reno 911!                             60 1061  06 21:00-21:30  1 1 1  W 1   0
2004-09-29 18:13:26 ClearListMaps...
2004-09-29 18:13:26 Sort by time...
2004-09-29 18:13:26 PruneRedundants...
--- print list start ---
Title - Subtitle                    Chan ChID Day Start  End   S C I  T N Pri
Reno 911!                             60 1061  29 21:00-21:30  1 1 1  W 1   0
Late Night With Conan O'Brien          8 1009  30 00:37-01:36  1 1 1  T 1   1
Late Night With Conan O'Brien          8 1009  01 00:37-01:36  1 1 1  T 1   1
Late Night With Conan O'Brien          8 1009  02 00:37-01:36  1 1 1  T 1   1
Late Night With Conan O'Brien          8 1009  05 00:37-01:36  1 1 1  T 1   1
Late Night With Conan O'Brien          8 1009  06 00:37-01:36  1 1 1  T 1   1
Reno 911!                             60 1061  06 21:00-21:30  1 1 1  W 1   0
Late Night With Conan O'Brien          8 1009  07 00:37-01:36  1 1 1  T 1   1
Late Night With Conan O'Brien          8 1009  08 00:37-01:36  1 1 1  T 1   1
---  print list end  ---
2004-09-29 18:13:27 Scheduled 9 items in 3.01454 seconds.
2004-09-29 18:13:27 Seem to be woken up by USER
2004-09-29 18:13:41 13      ACCEPT[]:[]13
2004-09-29 18:13:41 MainServer::HandleAnnounce Playback
2004-09-29 18:13:41 adding: mythbackend.lcl as a client (events: 0)
2004-09-29 18:13:41 2       OK
2004-09-29 18:13:41 2185    4[]:[]Futurama[]:[]Kif Gets Knocked Up a Notch[...
2004-09-29 18:13:41 13      ACCEPT[]:[]13
2004-09-29 18:13:41 MainServer::HandleAnnounce Playback
2004-09-29 18:13:41 adding: mythbackend.lcl as a client (events: 1)
2004-09-29 18:13:41 2       OK
ICE default IO error handler doing an exit(), pid = 2401, errno = 107
-------------- next part --------------
2004-09-29 18:13:25 mythfrontend version: 0.16.20040906-1 www.mythtv.org
2004-09-29 18:13:25 Enabled verbose msgs :all
2004-09-29 18:13:30 Registering Internal as a media playback plugin.
2004-09-29 18:13:31 Registering MythDVD DVD Media Handler as a media handler
2004-09-29 18:13:31 Registering MythDVD VCD Media Handler as a media handler
2004-09-29 18:13:33 Registering MythMusic Media Handler as a media handler
SIP listening on IP Address 10.0.100.1:5060 NAT address 10.0.100.1
SIP: Cannot register; proxy, username or password not set
2004-09-29 18:13:40 All Programs
2004-09-29 18:13:41 Connecting to backend server: 10.0.100.1:6543 (try 1 of 5)
2004-09-29 18:13:41 21      MYTH_PROTO_VERSION 13
2004-09-29 18:13:41 Using protocol version 13
2004-09-29 18:13:41 30      ANN Playback mythbackend.lcl 0
2004-09-29 18:13:41 21      QUERY_RECORDINGS Play
2004-09-29 18:13:41 21      MYTH_PROTO_VERSION 13
2004-09-29 18:13:41 Using protocol version 13
2004-09-29 18:13:41 30      ANN Playback mythbackend.lcl 1
2004-09-29 18:13:42 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:42 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:42 Estimated bitrate = 0
2004-09-29 18:13:42 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:43 Image size. dispxoff 0, dispyoff: 0, dispwoff: 0, disphoff: 0
2004-09-29 18:13:43 Image size. imgx 0, imgy: 0, imgw: 640, imgh: 480
2004-09-29 18:13:43 waiting for prebuffer...
2004-09-29 18:13:43 prebuffer wait timed out..
2004-09-29 18:13:43 waiting for prebuffer...
2004-09-29 18:13:43 prebuffer wait timed out..
2004-09-29 18:13:48 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:48 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:48 Estimated bitrate = 0
2004-09-29 18:13:48 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:48 Image size. dispxoff 0, dispyoff: 0, dispwoff: 0, disphoff: 0
2004-09-29 18:13:48 Image size. imgx 0, imgy: 0, imgw: 640, imgh: 480
2004-09-29 18:13:48 waiting for prebuffer...
2004-09-29 18:13:48 prebuffer wait timed out..
2004-09-29 18:13:48 waiting for prebuffer...
2004-09-29 18:13:49 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:49 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:49 Estimated bitrate = 0
2004-09-29 18:13:49 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:49 Image size. dispxoff 0, dispyoff: 0, dispwoff: 0, disphoff: 0
2004-09-29 18:13:49 Image size. imgx 0, imgy: 0, imgw: 640, imgh: 480
2004-09-29 18:13:49 waiting for prebuffer...
2004-09-29 18:13:49 prebuffer wait timed out..
2004-09-29 18:13:49 waiting for prebuffer...
2004-09-29 18:13:51 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:51 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:51 Estimated bitrate = 0
2004-09-29 18:13:51 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:51 Image size. dispxoff 0, dispyoff: 0, dispwoff: 0, disphoff: 0
2004-09-29 18:13:51 Image size. imgx 0, imgy: 0, imgw: 640, imgh: 480
2004-09-29 18:13:51 waiting for prebuffer...
2004-09-29 18:13:51 prebuffer wait timed out..
2004-09-29 18:13:51 waiting for prebuffer...
2004-09-29 18:13:52 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:52 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:52 Estimated bitrate = 0
2004-09-29 18:13:52 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:52 Image size. dispxoff 0, dispyoff: 0, dispwoff: 0, disphoff: 0
2004-09-29 18:13:52 Image size. imgx 0, imgy: 0, imgw: 640, imgh: 480
2004-09-29 18:13:52 waiting for prebuffer...
2004-09-29 18:13:52 prebuffer wait timed out..
2004-09-29 18:13:52 waiting for prebuffer...
2004-09-29 18:13:52 prebuffer wait timed out..
2004-09-29 18:13:52 Output filters for this channel are: ''
2004-09-29 18:13:52 detectInterlace(Detect Scan, Detect Scan, 29.97, 480) ->Interlaced Scan
2004-09-29 18:13:52 Interlaced: Interlaced Scan  video_height: 480  fps: 29.97
2004-09-29 18:13:52 Estimated bitrate = 0
2004-09-29 18:13:52 Commercial Detection initialized: width = 640, height = 480, fps = 29.97, method = 1
2004-09-29 18:13:52 Killing AudioOutputDSP
2004-09-29 18:13:52 Opening OSS audio device '/dev/dsp'.
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