[vdr] implementing channel plug-in
theunis.potgieter at gmail.com
Wed Jan 6 11:06:05 CET 2010
2010/1/4 Klaus Schmidinger <Klaus.Schmidinger at tvdr.de>:
> On 04.01.2010 16:09, Theunis Potgieter wrote:
>> 2010/1/4 Klaus Schmidinger <Klaus.Schmidinger at tvdr.de>:
>>> On 04.01.2010 14:37, Theunis Potgieter wrote:
>>>> I was in search for a plug-in that could map alternative long names to
>>>> the supposedly current long name of a channel. I guess I didn't search
>>>> hard and long enough, but could not find one that would implement this
>>>> behaviour. The idea is, that when ever a channel list is called, it
>>>> will provide the alternative long name, but saves the original long
>>>> name in channels.conf.
>>>> So I thought of implementing one my self. After reading the
>>>> PLUGINS.html from VDR-1.7.10, I thought it would be possible. I didn't
>>>> see any spoon feeding when it came to channels in the documentation,
>>>> so I thought I will have a look at channels.h and there seems to be a
>>>> member function called Name() in the tChannelID class. Would it be
>>>> wise then to copy the tChannelID class and replace the member function
>>> tChannelID has no member function named Name().
>>> Maybe you mean the cChannel class?
>>> I guess if you change the implementation of cChannel::Name(), then you
>>> could do what you want.
>> Thanks for that. I must have scrolled back up and saw the wrong class,
>> I meant cChannel:Name().
>>>> Which global pointer will I have to deleted and assign to the new object?
>>> I don't understand this question.
>>> There is no "new object".
>>> You will have to patch the VDR source to implement this.
>> The idea is that the plug-in would delete the current instance of
>> cChannel and instantiate a new cChannel instance in the place there
>> of. This without having to patch vdr to implement this feature. There
>> for the question about the (e.g. global) pointer that is pointing to
>> the original instance of cChannel. Is there a member function in the
>> plug-in class that can be called from VDR's main and hand over such a
> There is an object of cChannel for each channel, and they are stored in
> a list. You can either patch VDR to modify cChannel::Name() so that it
> takes the original name as an index into some database of yours, or
> modify the names in your channels.conf and set "Setup/DVB/Update channels"
> to "PIDs only".
The reason for not wanting to create a patch against the main vdr core
was related to this old article:
Would you rather prefer a patch with a menu option where you can
choose the plug-in that will handle the external mappings of channel
> Just curious: what's wrong with the original names?
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