[vdr] some keys not passed to plugin

Klaus Schmidinger Klaus.Schmidinger at tvdr.de
Wed Mar 6 09:52:29 CET 2013

On 06.03.2013 08:45, Petri Hintukainen wrote:
> On ke, 2013-03-06 at 00:09 +0100, Klaus Schmidinger wrote:
>> On 05.03.2013 23:59, Peter Münster wrote:
>>> Hi,
>>> Some keys do not work with the mplayer plugin:
>>> kAudio, kSubtitles, kInfo and perhaps more.
>>> How could I use these keys please in the cMPlayerControl::ProcessKey()
>>> function?
>> These keys are handled in VDR's main loop and are not conveyed to
>> any plugin.
>> If you want to use the track controls, you can make your player
>> call cDevice::PrimaryDevice()->ClrAvailableTracks() and
>> cDevice::PrimaryDevice()->SetAvailableTrack() accordingly.
> Not so easy... If player feeds mpeg-ts stream to the device, track maps
> are rewritten by cPatPmtParser. Also selected track is reset.
> This is problematic with BluRay player: languages are not given in PMT
> but metadata. There can be extra tracks in PMT when the same mpeg-ts
> clip is used in multiple titles. One title can use original audio tracks
> while another uses commentary tracks etc.
> Also user-selected language (from BluRay menus) is overridden by VDR
> when first PMT is parsed.

Well, first of all, VDR is not a BlueRay player ;-)
It is meant for recording and replaying DVB broadcasts.

However, you can, of course, modify the PMT packets in a way that works
for your application. VDR provides both cPatPmtParser and cPatPmtGenerator
classes that might help with this.


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