[vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-09 Thread Andrew Herron

Hi again,

Can someone give me some guidance on how to confgure the following;

I have a central machine running vdr 1.4.6 (has all the recording storage
and dvb cards)

I have several networked vdr machines that i want to use to connect back to
the 'server' vdr machine. The networked vdr machines will have no dvb cards
(they will all be located at the vdr server). How do i configure my vdr
client machines to connect back to the server vdr machine and use its dvb
cards/recording storage etc?

Can anyone give some guidance on this type of setup or point me at a url
where I can find out about such a config?

Thanks in advance.

Andrew
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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-09 Thread Petri Hintukainen
On Sat, 2007-06-09 at 18:15 +0100, Andrew Herron wrote:
> I have several networked vdr machines that i want to use to connect
> back to the 'server' vdr machine. The networked vdr machines will have
> no dvb cards (they will all be located at the vdr server). How do i
> configure my vdr client machines to connect back to the server vdr
> machine and use its dvb cards/recording storage etc? 
> 
> Can anyone give some guidance on this type of setup or point me at a
> url where I can find out about such a config?

If you don't watch different recordings / channels at the same time you
can just run vdr-sxfe at each client and connect to the single VDR
server. You'll get same video + OSD mirrored to all locations.

But, if you need to have independently controlled clients with own video
and OSD, you need to run several instances of VDR - it doesn't matter if
you run all VDR instances on server or at each client. I run several VDR
instances on the server:
 - less maintenance, only one installation of VDR and 
   plugins required
 - allows using diskless clients (and with less memory)
 - Faster cutting / DVD burning / ... as there is no 
   network between VDR and disks
 - no need to export/mount /video to every client
 - ...

Here's how I do it:

 master VDR: DVB cards, recordings, server for client 1: 
vdr -c /etc/vdr \
-P"xineliboutput --local=none --remote=37890" \
-Pstreamdev-server
 server for client 2:
vdr -c /etc/vdr2 \
-D 10 \
-P"xineliboutput --local=none --remote=37892" \
-Pstreamdev-client
 server for client 3:
vdr -c /etc/vdr3 \
-D 10 \
-P"xineliboutput --local=none --remote=37894" \
-Pstreamdev-client

+ other options / plugins you normally use.

Using -D 10 option for client VDR instances "forces" all DVB cards for
master VDR. Streamdev plugin is used to provide live view for client
VDR's, it is not required to just watch recordings.
You must use separate configuration directory for each VDR (-c option).
Without it you'll most likely break all recordings (all VDRs record all
timers in paraller to same recording directory).

And at clients:
  Client 1:
vdr-sxfe
  Client 2:
vdr-sxfe xvdr://:37892
  Client 3:
vdr-sxfe xvdr://:37894

If you use RTP between vdr and vdr-sxfe, using separate RTP address or
port for each xineliboutput server instance might be good idea.

Also it might be good idea to disable recording at all but the "master"
vdr. Recording the same timer on two VDR instances will most likely
corrupt whole recording. Besides that, doing all recordings directly
from DVB card (no streamdev in middle) makes things simpler and less
error prone. It is probably even impossible to do several recordings
from different transponders using single streamdev instance.
I use timersync plugin to disables recording on client VDRs. All timers
are still visible at each client and you can create/modify timers at any
client just as before. Plugin synchronizes all modifications to timers
between VDR instances and takes care that all recordings are made only
by "master" vdr. Still, if you have some kind of autotimer plugins etc.
that generate timers automatically it might be better to run those only
at server vdr...


- Petri


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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-09 Thread Andrew Herron

On 6/9/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:If you
don't watch different recordings / channels at the same time you


can just run vdr-sxfe at each client and connect to the single VDR
server. You'll get same video + OSD mirrored to all locations.

But, if you need to have independently controlled clients with own video
and OSD, you need to run several instances of VDR - it doesn't matter if
you run all VDR instances on server or at each client. I run several VDR
instances on the server:
- less maintenance, only one installation of VDR and
   plugins required
- allows using diskless clients (and with less memory)
- Faster cutting / DVD burning / ... as there is no
   network between VDR and disks
- no need to export/mount /video to every client
- ...

Here's how I do it:

master VDR: DVB cards, recordings, server for client 1:
vdr -c /etc/vdr \
-P"xineliboutput --local=none --remote=37890" \
-Pstreamdev-server
server for client 2:
vdr -c /etc/vdr2 \
-D 10 \
-P"xineliboutput --local=none --remote=37892" \
-Pstreamdev-client
server for client 3:
vdr -c /etc/vdr3 \
-D 10 \
-P"xineliboutput --local=none --remote=37894" \
-Pstreamdev-client

+ other options / plugins you normally use.

Using -D 10 option for client VDR instances "forces" all DVB cards for
master VDR. Streamdev plugin is used to provide live view for client
VDR's, it is not required to just watch recordings.
You must use separate configuration directory for each VDR (-c option).
Without it you'll most likely break all recordings (all VDRs record all
timers in paraller to same recording directory).

And at clients:
  Client 1:
vdr-sxfe
  Client 2:
vdr-sxfe xvdr://:37892
  Client 3:
vdr-sxfe xvdr://:37894

If you use RTP between vdr and vdr-sxfe, using separate RTP address or
port for each xineliboutput server instance might be good idea.

Also it might be good idea to disable recording at all but the "master"
vdr. Recording the same timer on two VDR instances will most likely
corrupt whole recording. Besides that, doing all recordings directly
from DVB card (no streamdev in middle) makes things simpler and less
error prone. It is probably even impossible to do several recordings
from different transponders using single streamdev instance.
I use timersync plugin to disables recording on client VDRs. All timers
are still visible at each client and you can create/modify timers at any
client just as before. Plugin synchronizes all modifications to timers
between VDR instances and takes care that all recordings are made only
by "master" vdr. Still, if you have some kind of autotimer plugins etc.
that generate timers automatically it might be better to run those only
at server vdr...


- Petri



Hi Petri,

Thanks for providing exactly the info I needed. Much appreciated indeed :-)

Andrew
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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-10 Thread Andrew Herron

On 6/9/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:


On Sat, 2007-06-09 at 18:15 +0100, Andrew Herron wrote:
> I have several networked vdr machines that i want to use to connect
> back to the 'server' vdr machine. The networked vdr machines will have
> no dvb cards (they will all be located at the vdr server). How do i
> configure my vdr client machines to connect back to the server vdr
> machine and use its dvb cards/recording storage etc?
>
> Can anyone give some guidance on this type of setup or point me at a
> url where I can find out about such a config?

If you don't watch different recordings / channels at the same time you
can just run vdr-sxfe at each client and connect to the single VDR
server. You'll get same video + OSD mirrored to all locations.

But, if you need to have independently controlled clients with own video
and OSD, you need to run several instances of VDR - it doesn't matter if
you run all VDR instances on server or at each client. I run several VDR
instances on the server:
- less maintenance, only one installation of VDR and
   plugins required
- allows using diskless clients (and with less memory)
- Faster cutting / DVD burning / ... as there is no
   network between VDR and disks
- no need to export/mount /video to every client
- ...

Here's how I do it:

master VDR: DVB cards, recordings, server for client 1:
vdr -c /etc/vdr \
-P"xineliboutput --local=none --remote=37890" \
-Pstreamdev-server
server for client 2:
vdr -c /etc/vdr2 \
-D 10 \
-P"xineliboutput --local=none --remote=37892" \
-Pstreamdev-client
server for client 3:
vdr -c /etc/vdr3 \
-D 10 \
-P"xineliboutput --local=none --remote=37894" \
-Pstreamdev-client

+ other options / plugins you normally use.

Using -D 10 option for client VDR instances "forces" all DVB cards for
master VDR. Streamdev plugin is used to provide live view for client
VDR's, it is not required to just watch recordings.
You must use separate configuration directory for each VDR (-c option).
Without it you'll most likely break all recordings (all VDRs record all
timers in paraller to same recording directory).

And at clients:
  Client 1:
vdr-sxfe
  Client 2:
vdr-sxfe xvdr://:37892
  Client 3:
vdr-sxfe xvdr://:37894

If you use RTP between vdr and vdr-sxfe, using separate RTP address or
port for each xineliboutput server instance might be good idea.

Also it might be good idea to disable recording at all but the "master"
vdr. Recording the same timer on two VDR instances will most likely
corrupt whole recording. Besides that, doing all recordings directly
from DVB card (no streamdev in middle) makes things simpler and less
error prone. It is probably even impossible to do several recordings
from different transponders using single streamdev instance.
I use timersync plugin to disables recording on client VDRs. All timers
are still visible at each client and you can create/modify timers at any
client just as before. Plugin synchronizes all modifications to timers
between VDR instances and takes care that all recordings are made only
by "master" vdr. Still, if you have some kind of autotimer plugins etc.
that generate timers automatically it might be better to run those only
at server vdr...


- Petri


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Hi Petri,

I have few questions after testing your suggestions above to achieve
independently controlled clients with their own video
and OSD;

I would like all recordings to be managed/controlled by the master vdr as
this would seem to be the best solution. However if I have say a single twin
tuner DVB-T card and the master vdr is controlling all recordings is it
still possible for the remote clients to schedule a recording via the master
vdr if the timersync plugin is used? I think that you are saying this is
possible... which is great!

I have created separate /etc/vdr2 & /etc/vdr3 directories by copying
/etc/vdr Will this work ok? As both /etc/vdr3 & /etc/vdr3 are exact copies
of /etc/vdr without any changes in the conf files etc. Is this what you
meant or do i need to make any changes in /etc/vdr3 & /etc/vdr3 ?

Cheers

Andrew
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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-10 Thread Petri Hintukainen

On Sun, 2007-06-10 at 14:15 +0100, Andrew Herron wrote:
> I would like all recordings to be managed/controlled by the
> master vdr as this would seem to be the best solution.
> However if I have say a single twin tuner DVB-T card and the
> master vdr is controlling all recordings is it still
> possible for the remote clients to schedule a recording via
> the master vdr if the timersync plugin is used? I think that
> you are saying this is possible... which is great! 

Ÿes. All timer stuff works just as when using single VDR - if you set a
timer at any client, it is immediately transferred to server (and
visible to all other clients too). Plugin monitors timers state and
synchronices all timer changes between VDR instances. Only master vdr
does recordings, recording is completely disabled at all client VDRs
(there's no way to record anything on client VDR even if one wants to).

There's one restriction: With timersync you can't (at least yet) modify
timers that are currently recording - such timers can be modified only
at master VDR.

> I have created separate /etc/vdr2 & /etc/vdr3 directories
> by copying /etc/vdr Will this work ok? 

Yes. Maybe you need to configure streamdev server address (127.0.0.1)
for clients, but you can do that from client setup menu when you have
client running.

Be sure to empty all client VDR timers.conf files, if timersync refuses
to load etc. you might end up having N*3 recordings running immediately
at startup :)

One more thing: using suspendoutput plugin with some proper timeout
value in every VDR instance might be good idea - it releases streamdev
VTP connection and server-side DVB devices for other use when the client
is not in use.


- Petri



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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-13 Thread Alasdair Campbell
On 09/06/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:
> On Sat, 2007-06-09 at 18:15 +0100, Andrew Herron wrote:
> > I have several networked vdr machines that i want to use to connect
> > back to the 'server' vdr machine. The networked vdr machines will have
> > no dvb cards (they will all be located at the vdr server). How do i
> > configure my vdr client machines to connect back to the server vdr
> > machine and use its dvb cards/recording storage etc?
> >
> > Can anyone give some guidance on this type of setup or point me at a
> > url where I can find out about such a config?
>
> If you don't watch different recordings / channels at the same time you
> can just run vdr-sxfe at each client and connect to the single VDR
> server. You'll get same video + OSD mirrored to all locations.
>
> But, if you need to have independently controlled clients with own video
> and OSD, you need to run several instances of VDR - it doesn't matter if
> you run all VDR instances on server or at each client. I run several VDR
> instances on the server:
>  - less maintenance, only one installation of VDR and
>plugins required
>  - allows using diskless clients (and with less memory)
>  - Faster cutting / DVD burning / ... as there is no
>network between VDR and disks
>  - no need to export/mount /video to every client
>  - ...
>
> Here's how I do it:
>
>  master VDR: DVB cards, recordings, server for client 1:
> vdr -c /etc/vdr \
> -P"xineliboutput --local=none --remote=37890" \
> -Pstreamdev-server
>  server for client 2:
> vdr -c /etc/vdr2 \
> -D 10 \
> -P"xineliboutput --local=none --remote=37892" \
> -Pstreamdev-client
>  server for client 3:
> vdr -c /etc/vdr3 \
> -D 10 \
> -P"xineliboutput --local=none --remote=37894" \
> -Pstreamdev-client
>
> + other options / plugins you normally use.
>
> Using -D 10 option for client VDR instances "forces" all DVB cards for
> master VDR. Streamdev plugin is used to provide live view for client
> VDR's, it is not required to just watch recordings.
> You must use separate configuration directory for each VDR (-c option).
> Without it you'll most likely break all recordings (all VDRs record all
> timers in paraller to same recording directory).
>
> And at clients:
>   Client 1:
> vdr-sxfe
>   Client 2:
> vdr-sxfe xvdr://:37892
>   Client 3:
> vdr-sxfe xvdr://:37894
>
> If you use RTP between vdr and vdr-sxfe, using separate RTP address or
> port for each xineliboutput server instance might be good idea.
>
> Also it might be good idea to disable recording at all but the "master"
> vdr. Recording the same timer on two VDR instances will most likely
> corrupt whole recording. Besides that, doing all recordings directly
> from DVB card (no streamdev in middle) makes things simpler and less
> error prone. It is probably even impossible to do several recordings
> from different transponders using single streamdev instance.
> I use timersync plugin to disables recording on client VDRs. All timers
> are still visible at each client and you can create/modify timers at any
> client just as before. Plugin synchronizes all modifications to timers
> between VDR instances and takes care that all recordings are made only
> by "master" vdr. Still, if you have some kind of autotimer plugins etc.
> that generate timers automatically it might be better to run those only
> at server vdr...

This system is just what I'm looking to create, however I have one or
two questions. (As usual..)

Is it possible to have one of the VDR 'servers/instances' to be
running on one of the clients rather than the main server pc? The
exact same setup except Client2 has an instance of VDR running in the
background with 1 dvb card saving files to the server's /video mounted
over nfs.

Ideally all Clients + Master VDR Server will see channels on Client
2's satellite feed and be able to register timers on that server.

If there was a way for PCI buses to traverse networks, then the
location of the 3rd card wouldn't be an issue, but I don't believe
that's possible...

There is currently no way for me to have all 3 DVB cards in the same box.

-- 
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r a g a w u @ g m a i l . c o m

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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-15 Thread Petri Hintukainen
On Wed, 2007-06-13 at 19:16 +0100, Alasdair Campbell wrote:
> Is it possible to have one of the VDR 'servers/instances' to be
> running on one of the clients rather than the main server pc? 

Yes. Then you don't need the -D option.

> The exact same setup except Client2 has an instance of VDR running in the
> background with 1 dvb card saving files to the server's /video mounted
> over nfs.
> Ideally all Clients + Master VDR Server will see channels on Client
> 2's satellite feed and be able to register timers on that server.

This is more complicated :)

I think you need to set every timer manually to the system where it is
supposed to be recorded. Timersync won't work as it disables all
recording at client(s). Using timersync and enabling recording at the
client won't work if you use streamdev: both systems will see the same
channels and would record the same timers in paraller.

Maybe something like this might work:
VDR1: (2x DVB-?):
  streamdev-server, streamdev-client connected to VDR2
VDR2: (1x DVB-S):
  streamdev-server, streamdev-client connected to VDR1
VDR3: (no DVB):
  2 instances of streamdev-client: one connected to VDR1 and another to
VDR2.

Note that circular streamdev setup doesn't work without patching
( http://www.vdr-developer.org/mantisbt/view.php?id=198 )

> If there was a way for PCI buses to traverse networks, then the
> location of the 3rd card wouldn't be an issue, but I don't believe
> that's possible...

No, but transferring the device interface (/dev/dvb/...) over network is
possible with something like nbd (network block device). I think I saw
similar redirector for DVB devices few years ago:
http://linuxtv.org/mailinglists/linux-dvb/2004/08-2004/msg00326.html
But it seems quite old and unmaintained.


- Petri



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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-17 Thread Simon Natterer
Petri Hintukainen wrote:
> But, if you need to have independently controlled clients with own video
> and OSD, you need to run several instances of VDR - it doesn't matter if
> you run all VDR instances on server or at each client. I run several VDR
> instances on the server:
>  - less maintenance, only one installation of VDR and 
>plugins required
>  - allows using diskless clients (and with less memory)
>  - Faster cutting / DVD burning / ... as there is no 
>network between VDR and disks
>  - no need to export/mount /video to every client
>  - ...
>   


Nice setup! What kind of remote control do you use on the clients
running xine and how does it work to send the command to the vdr session?

Simon

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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-17 Thread Petri Hintukainen
On Sun, 2007-06-17 at 12:48 +0200, Simon Natterer wrote:
> Petri Hintukainen wrote:
> > But, if you need to have independently controlled clients with own video
> > and OSD, you need to run several instances of VDR - it doesn't matter if
> > you run all VDR instances on server or at each client. I run several VDR
> > instances on the server:
> >  - less maintenance, only one installation of VDR and 
> >plugins required
> >  - allows using diskless clients (and with less memory)
> >  - Faster cutting / DVD burning / ... as there is no 
> >network between VDR and disks
> >  - no need to export/mount /video to every client
> >  - ...
> >   
> 
> 
> Nice setup! What kind of remote control do you use on the clients
> running xine and how does it work to send the command to the vdr session?

LIRC, vdr-sxfe forwards LIRC commands from remote system to VDR (--lirc
option). Keyboard works too, and I belive any device accessible
thru /dev/event interface should work with evdev <-> lirc forwarding
daemon.


- Petri


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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-17 Thread Alasdair Campbell
On 16/06/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:
> On Wed, 2007-06-13 at 19:16 +0100, Alasdair Campbell wrote:
> > Is it possible to have one of the VDR 'servers/instances' to be
> > running on one of the clients rather than the main server pc?
>
> Yes. Then you don't need the -D option.
>
> > The exact same setup except Client2 has an instance of VDR running in the
> > background with 1 dvb card saving files to the server's /video mounted
> > over nfs.
> > Ideally all Clients + Master VDR Server will see channels on Client
> > 2's satellite feed and be able to register timers on that server.
>
> This is more complicated :)
>
> I think you need to set every timer manually to the system where it is
> supposed to be recorded. Timersync won't work as it disables all
> recording at client(s). Using timersync and enabling recording at the
> client won't work if you use streamdev: both systems will see the same
> channels and would record the same timers in paraller.
>
> Maybe something like this might work:
> VDR1: (2x DVB-?):
>   streamdev-server, streamdev-client connected to VDR2
> VDR2: (1x DVB-S):
>   streamdev-server, streamdev-client connected to VDR1
> VDR3: (no DVB):
>   2 instances of streamdev-client: one connected to VDR1 and another to
> VDR2.
>
> Note that circular streamdev setup doesn't work without patching
> ( http://www.vdr-developer.org/mantisbt/view.php?id=198 )
>
> > If there was a way for PCI buses to traverse networks, then the
> > location of the 3rd card wouldn't be an issue, but I don't believe
> > that's possible...
>
> No, but transferring the device interface (/dev/dvb/...) over network is
> possible with something like nbd (network block device). I think I saw
> similar redirector for DVB devices few years ago:
> http://linuxtv.org/mailinglists/linux-dvb/2004/08-2004/msg00326.html
> But it seems quite old and unmaintained.

I remember reading about this years ago, if it could work then it
would be ideal for my situation - maybe for others too. Vadim Epmak's
address is bouncing so I'll ask on the DVB mailing list and see if
anyone else ever got it up and running.

I'm keen on trying it out myself, and have started reading about
porting drivers to 2.6 kernels. Could be an interesting way to learn
more C ;-)

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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-18 Thread Seppo Ingalsuo
Petri Hintukainen wrote:
> I use timersync plugin to disables recording on client VDRs. All timers
> are still visible at each client and you can create/modify timers at any
> client just as before. Plugin synchronizes all modifications to timers
> between VDR instances and takes care that all recordings are made only
> by "master" vdr. 

Are there solutions to similarly synchronize preferably in real time 
channels.conf (the satellite crap is managed by autosort plugin in my 
setup) and recordings listing? I'm using a slightly different setup 
compared to your idea where I need to regularly kill the clients and 
copy the channels.conf from main vdr box. Recordings list gets updated 
when a client restarts. These limitations are currently causing 
confusion in my family.

Best regards,
Seppo


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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-06-27 Thread Alasdair Campbell
On 18/06/07, Alasdair Campbell <[EMAIL PROTECTED]> wrote:
> On 16/06/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:
> > On Wed, 2007-06-13 at 19:16 +0100, Alasdair Campbell wrote:
> > > Is it possible to have one of the VDR 'servers/instances' to be
> > > running on one of the clients rather than the main server pc?
> >
> > Yes. Then you don't need the -D option.
> >
> > > The exact same setup except Client2 has an instance of VDR running in the
> > > background with 1 dvb card saving files to the server's /video mounted
> > > over nfs.
> > > Ideally all Clients + Master VDR Server will see channels on Client
> > > 2's satellite feed and be able to register timers on that server.
> >
> > This is more complicated :)
> >
> > I think you need to set every timer manually to the system where it is
> > supposed to be recorded. Timersync won't work as it disables all
> > recording at client(s). Using timersync and enabling recording at the
> > client won't work if you use streamdev: both systems will see the same
> > channels and would record the same timers in paraller.
> >
> > Maybe something like this might work:
> > VDR1: (2x DVB-?):
> >   streamdev-server, streamdev-client connected to VDR2
> > VDR2: (1x DVB-S):
> >   streamdev-server, streamdev-client connected to VDR1
> > VDR3: (no DVB):
> >   2 instances of streamdev-client: one connected to VDR1 and another to
> > VDR2.
> >
> > Note that circular streamdev setup doesn't work without patching
> > ( http://www.vdr-developer.org/mantisbt/view.php?id=198 )
> >
> > > If there was a way for PCI buses to traverse networks, then the
> > > location of the 3rd card wouldn't be an issue, but I don't believe
> > > that's possible...
> >
> > No, but transferring the device interface (/dev/dvb/...) over network is
> > possible with something like nbd (network block device). I think I saw
> > similar redirector for DVB devices few years ago:
> > http://linuxtv.org/mailinglists/linux-dvb/2004/08-2004/msg00326.html
> > But it seems quite old and unmaintained.
>
> I remember reading about this years ago, if it could work then it
> would be ideal for my situation - maybe for others too. Vadim Epmak's
> address is bouncing so I'll ask on the DVB mailing list and see if
> anyone else ever got it up and running.
>
> I'm keen on trying it out myself, and have started reading about
> porting drivers to 2.6 kernels. Could be an interesting way to learn
> more C ;-)

In hindsight, I believe learning C on my own by porting a driver to
the 2.6 kernel was a tad optimistic..

Sill won't compile, and I haven't got to grips with the changes in the
dvb api from when this was written.

No response yet on the linuxtv list. I'll keep working at the code -
it could be a fun way to learn, and the principle seems quite
straight-forward.

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Re: [vdr] Configuring vdr-sxfe to use a single vdr backend for recordings/dvb cards

2007-07-31 Thread Sébastien Serra
Hi,

yesterday evening i followed your setup to create 1 client.
Server : VDR & VDR2 server
Client : vdr-sxfe

When i run the second VDR server i can't switch channels. It's bloked on
channels attached to the first transponder (hope you understand what i
mean). plz help...

cheers,
'Z

2007/6/28, Alasdair Campbell <[EMAIL PROTECTED]>:
>
> On 18/06/07, Alasdair Campbell <[EMAIL PROTECTED]> wrote:
> > On 16/06/07, Petri Hintukainen <[EMAIL PROTECTED]> wrote:
> > > On Wed, 2007-06-13 at 19:16 +0100, Alasdair Campbell wrote:
> > > > Is it possible to have one of the VDR 'servers/instances' to be
> > > > running on one of the clients rather than the main server pc?
> > >
> > > Yes. Then you don't need the -D option.
> > >
> > > > The exact same setup except Client2 has an instance of VDR running
> in the
> > > > background with 1 dvb card saving files to the server's /video
> mounted
> > > > over nfs.
> > > > Ideally all Clients + Master VDR Server will see channels on Client
> > > > 2's satellite feed and be able to register timers on that server.
> > >
> > > This is more complicated :)
> > >
> > > I think you need to set every timer manually to the system where it is
> > > supposed to be recorded. Timersync won't work as it disables all
> > > recording at client(s). Using timersync and enabling recording at the
> > > client won't work if you use streamdev: both systems will see the same
> > > channels and would record the same timers in paraller.
> > >
> > > Maybe something like this might work:
> > > VDR1: (2x DVB-?):
> > >   streamdev-server, streamdev-client connected to VDR2
> > > VDR2: (1x DVB-S):
> > >   streamdev-server, streamdev-client connected to VDR1
> > > VDR3: (no DVB):
> > >   2 instances of streamdev-client: one connected to VDR1 and another
> to
> > > VDR2.
> > >
> > > Note that circular streamdev setup doesn't work without patching
> > > ( http://www.vdr-developer.org/mantisbt/view.php?id=198 )
> > >
> > > > If there was a way for PCI buses to traverse networks, then the
> > > > location of the 3rd card wouldn't be an issue, but I don't believe
> > > > that's possible...
> > >
> > > No, but transferring the device interface (/dev/dvb/...) over network
> is
> > > possible with something like nbd (network block device). I think I saw
> > > similar redirector for DVB devices few years ago:
> > > http://linuxtv.org/mailinglists/linux-dvb/2004/08-2004/msg00326.html
> > > But it seems quite old and unmaintained.
> >
> > I remember reading about this years ago, if it could work then it
> > would be ideal for my situation - maybe for others too. Vadim Epmak's
> > address is bouncing so I'll ask on the DVB mailing list and see if
> > anyone else ever got it up and running.
> >
> > I'm keen on trying it out myself, and have started reading about
> > porting drivers to 2.6 kernels. Could be an interesting way to learn
> > more C ;-)
>
> In hindsight, I believe learning C on my own by porting a driver to
> the 2.6 kernel was a tad optimistic..
>
> Sill won't compile, and I haven't got to grips with the changes in the
> dvb api from when this was written.
>
> No response yet on the linuxtv list. I'll keep working at the code -
> it could be a fun way to learn, and the principle seems quite
> straight-forward.
>
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> vdr mailing list
> vdr@linuxtv.org
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>
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