[mythtv-users] Live TV source question

[Stephen Worthington]

On Tue, 6 Mar 2018 22:16:21 -0500, you wrote:

>On 3/5/2018 7:54 PM, Stephen Worthington wrote:
>> On Mon, 5 Mar 2018 17:56:18 -0500, you wrote:
>>
>>> I have a MythTv box with one HdPvr capture box and one Silicon Dust
>>> HdHomerun box.  Under certain conditions, when selecting "Watch TV", it
>>> blinks "Please Wait" and returns to  the menu (takes about 1/2 second).
>>> Apparently, it thinks there are no inputs left, when there are actually
>>> several.
>>>
>>> If we watch live TV on the HdPvr, then exit, it keeps a record of the
>>> last source we watched, which was the HdPvr.  This is good; if we select
>>> live TV again, it will return to the HdPvr (same source, same channel).
>>> Then a few minutes after exiting live TV, the scheduler starts recording
>>> on the HdPvr.  Now we attempt to watch live TV, expecting it to use the
>>> antenna on the HdHomerun.  But, it blinks "Please Wait".
>>>
>>> After some experimenting, it looks like it compares the last-watched
>>> source to the available inputs on that source, and fails.  This is
>>> correct for that source, but there are other sources.  Is there a way to
>>> have it look for the other sources?
>>>
>>> Don
>>>
>>> PS - The available sources are:
>>>
>>> Tuner 1 [HDPVR: /dev/video0]
>>> Tuner 2 [HDHOMERUN: 192.168.0.155-0]
>>> Tuner 3 [HDHOMERUN: 192.168.0.155-0]
>>> Tuner 4 [HDHOMERUN: 192.168.0.155-1]
>>> Tuner 5 [HDHOMERUN: 192.168.0.155-1]
>> If the last watched channel is only available on one source, and all
>> tuners on that source are busy, then what is happening is as expected.
>> Do your channels have the same channel number on all sources?
>>
>> If you want to start LiveTV on a different channel, go to the program
>> guide, move to the channel you want, then do M (menu) and select Watch
>> This Channel.
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>>
>Yes, the last channel watched was the only available on that source, so 
>that's normal.  The channel numbers on the HdPvr are different from the 
>HdHomerun, but both sources on the HdHomerun have the same channel numbers.
>
>I tried live TV as described in my example (it blinked "Please Wait"),  
>then tried it through the program guide.   That worked, thanks for the 
>tip.  I'm a little surprised that it didn't automatically roll over to 
>the next available source, but the get-around worked, so , problem solved.

It looks up the channel by channel number, so if the channel number is
different between the sources, LiveTV will have no idea the channels
are the same.  When recording, the callsign is what matters, but for
starting LiveTV, it uses the channel number.