* Re: dsnoop do not works on snd-hda-intel
2007-09-17 5:32 ` Maxim Levitsky
@ 2007-09-17 5:53 ` Giovanni Maruzzelli
2007-09-17 12:55 ` Takashi Iwai
1 sibling, 0 replies; 4+ messages in thread
From: Giovanni Maruzzelli @ 2007-09-17 5:53 UTC (permalink / raw)
To: alsa-devel
Maxim,
many many many thanks!
Works perfectly, exactly as you wrote!
(to put the default to -1 is a feature? ;-) )
Many many thanks again,
Giovanni
On 9/17/07, Maxim Levitsky <maximlevitsky@gmail.com> wrote:
> On Monday 17 September 2007 07:21:03 Giovanni Maruzzelli wrote:
> > Hi all,
> >
> > I hope someone can give me an hint on this problem, that is stopping me.
> >
> > On my new laptop (asus f5v) dsnoop do not works, neither I can record
> > at the same moment with more than one application. The second
> > application that want to use the dsnoop, fail to open it.
> >
> > I'm using Ubuntu 7.04 fully updated.
> >
> > lspci gives:
> > 00:0f.0 Audio device: Silicon Integrated Systems [SiS] Azalia Audio Controller
> >
> > cat /proc/asound/card0/codec#* | grep Codec gives:
> > Codec: Realtek ALC660-VD
> > Codec: Motorola Si3054
> >
> > I've upgraded driver, lib, and utils to 1.0.14 but it do not helped.
> >
> > I've put at the end of /etc/modprobe.d/alsa-base
> > options snd-hda-intel model=3stack-660
> >
> > I can always reproduce the behavior, for eg:
> >
> > root@ubuntu-lap:~# arecord -Ddefault ciao.wav &
> > [1] 6923
> > root@ubuntu-lap:~# Recording WAVE 'ciao.wav' : Unsigned 8 bit, Rate
> > 8000 Hz, Mono
> >
> > root@ubuntu-lap:~# arecord -Ddefault ciao2.wav &
> > [2] 6926
> > root@ubuntu-lap:~# ALSA lib pcm_dsnoop.c:606:(snd_pcm_dsnoop_open)
> > unable to open slave
> > arecord: main:545: audio open error: Invalid argument
> >
> > [2]+ Exit 1 arecord -Ddefault ciao2.wav
> >
> > I can give any additional info is needed.
> >
> > Thank you all in advance,
> >
> > Giovanni Maruzzelli
> > _______________________________________________
> > Alsa-devel mailing list
> > Alsa-devel@alsa-project.org
> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> >
>
> Hi,
>
> I was also hit by this problem
>
> To fix this you need to open /usr/share/alsa/pcm/dsnoop.conf
> and change
>
> @args.SUBDEV {
> type string
> default -1
>
> to
>
> @args.SUBDEV {
> type string
> default 0
>
> I was told that this is a feature of alsa, not bug, I don't know.
>
> the above will make dsnoop to record from hw:0,0
>
> Also, I bet that your hardware can record more that one stream a time.
> So you can also try recording from hw:0,1 or hw:0,2
>
> you can check how many streams can be recording at same time in /proc/asound/Intel/pcm0c/info
> look at subdevices_count
>
> Each stream can have its own input source, so check your mixer to make sure that
> each stream records what you want, eg: records from same source, or not,
> is enabled or not, and has enough gain.
>
> Best regards,
> Maxim Levisky
>
>
^ permalink raw reply [flat|nested] 4+ messages in thread* Re: dsnoop do not works on snd-hda-intel
2007-09-17 5:32 ` Maxim Levitsky
2007-09-17 5:53 ` Giovanni Maruzzelli
@ 2007-09-17 12:55 ` Takashi Iwai
1 sibling, 0 replies; 4+ messages in thread
From: Takashi Iwai @ 2007-09-17 12:55 UTC (permalink / raw)
To: Maxim Levitsky; +Cc: alsa-devel, Giovanni Maruzzelli
At Mon, 17 Sep 2007 07:32:46 +0200,
Maxim Levitsky wrote:
>
> On Monday 17 September 2007 07:21:03 Giovanni Maruzzelli wrote:
> > Hi all,
> >
> > I hope someone can give me an hint on this problem, that is stopping me.
> >
> > On my new laptop (asus f5v) dsnoop do not works, neither I can record
> > at the same moment with more than one application. The second
> > application that want to use the dsnoop, fail to open it.
> >
> > I'm using Ubuntu 7.04 fully updated.
> >
> > lspci gives:
> > 00:0f.0 Audio device: Silicon Integrated Systems [SiS] Azalia Audio Controller
> >
> > cat /proc/asound/card0/codec#* | grep Codec gives:
> > Codec: Realtek ALC660-VD
> > Codec: Motorola Si3054
> >
> > I've upgraded driver, lib, and utils to 1.0.14 but it do not helped.
> >
> > I've put at the end of /etc/modprobe.d/alsa-base
> > options snd-hda-intel model=3stack-660
> >
> > I can always reproduce the behavior, for eg:
> >
> > root@ubuntu-lap:~# arecord -Ddefault ciao.wav &
> > [1] 6923
> > root@ubuntu-lap:~# Recording WAVE 'ciao.wav' : Unsigned 8 bit, Rate
> > 8000 Hz, Mono
> >
> > root@ubuntu-lap:~# arecord -Ddefault ciao2.wav &
> > [2] 6926
> > root@ubuntu-lap:~# ALSA lib pcm_dsnoop.c:606:(snd_pcm_dsnoop_open)
> > unable to open slave
> > arecord: main:545: audio open error: Invalid argument
> >
> > [2]+ Exit 1 arecord -Ddefault ciao2.wav
> >
> > I can give any additional info is needed.
> >
> > Thank you all in advance,
> >
> > Giovanni Maruzzelli
> > _______________________________________________
> > Alsa-devel mailing list
> > Alsa-devel@alsa-project.org
> > http://mailman.alsa-project.org/mailman/listinfo/alsa-devel
> >
>
> Hi,
>
> I was also hit by this problem
>
> To fix this you need to open /usr/share/alsa/pcm/dsnoop.conf
> and change
>
> @args.SUBDEV {
> type string
> default -1
>
> to
>
> @args.SUBDEV {
> type string
> default 0
>
> I was told that this is a feature of alsa, not bug, I don't know.
>
> the above will make dsnoop to record from hw:0,0
>
> Also, I bet that your hardware can record more that one stream a time.
> So you can also try recording from hw:0,1 or hw:0,2
>
> you can check how many streams can be recording at same time in /proc/asound/Intel/pcm0c/info
> look at subdevices_count
>
> Each stream can have its own input source, so check your mixer to make sure that
> each stream records what you want, eg: records from same source, or not,
> is enabled or not, and has enough gain.
Ah, actually it should be counted as a bug.
The -1 works well for the devices with a single substream but not for
the devices with multiple substreams. Should be 0 for dmix/dsnoop.
I'll fix alsa-lib HG tree now.
thanks,
Takashi
^ permalink raw reply [flat|nested] 4+ messages in thread