[mythtv-users] External tuner channel changing problems
***FIXED***
Piers Kittel
mythtv at biased.org
Sun Jan 16 12:32:12 EST 2005
Fixed this problem - needed the channel number in the "Frequency ID".
Cheers - Piers
Piers Kittel wrote:
> Hello all,
>
> Have set up an IR blaster and have put in the scripts required by MythTV
> to change the channels:
>
> "channel_change" being:
>
> #!/bin/csh
> echo "changing to $1"
> /usr/local/bin/channel.pl $1 &
>
> and "channel.pl" being the pl file I copied from
> http://www.google.co.uk/search?q=cache:w3KH302EM2AJ:members.cox.net/rwraithr/IRBlaster_Howto.txt+channel.pl+mythtv&hl=en&lr=lang_en%20target=nw
>
>
> and running it directly works just fine:
>
> ==================================
> mythtv:/usr/local/bin# channel_change 33
> changing to 33
> [1] 1341
> mythtv:/usr/local/bin#
> ==================================
>
> but when I enter the command "/usr/local/bin/channel_change" in the
> "input connections" setup it doesn't work properly. When I run the
> backend and then the frontend, and try to change channels in mythtv, the
> backend spits out:
>
> ==================================
> 2005-01-16 15:37:48 Changing from None to WatchingLiveTV
> changing to
> [1] 1393
> /usr/local/bin/irsend: not enough arguments
> ==================================
>
> It seems that mythtv doesn't insert the channel number along with
> "/usr/local/bin/channel_change". I even tried putting
> "/usr/local/bin/channel_change 1" in the "External channel change
> command" bit, and the exactly same output is shown as above.
>
> Even tried the instructions on
> http://losdos.dyndns.org:8080/public/mythtv-info/MythTV_DISH_IR_LED_TX_via_Modified_LIRC.html
> with the following script:
>
> #!/bin/sh
> REMOTE_NAME=JVC_RAW
> for digit in $(echo $1 | sed -e 's/./& /g'); do
> /usr/local/lirc-ledxmit/bin/ledxmit-irsend SEND_ONCE $REMOTE_NAME $digit
> sleep 0.4 # note, you may have to tweak the interdigit delay up a
> bit, depending on your DISH receiver model
> done
>
> but still no help. Running the script directly works fine, but when
> using mythtv, it doesn't change. And yes, I've restarted the backend.
>
> Any ideas anyone?
>
> Thanks very much for your help in advance
>
> Cheers - Piers
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