Re: AVRCP enabled music player application: Enable Browsing

[Istvan Posta <iposta@avmap.ro>]

Hello Luiz,

Thank you for the fast answer.

> Hi Istvan,
>
> On Mon, Jan 16, 2017 at 2:51 PM, Istvan Posta <iposta@avmap.ro> wrote:
>> Hello,
>>
>> I apologize if I will sound too dumb, but I am desperate because I can't the
>> solution for my problem.
>>
>> I am developing a music player application which will respond to
>> Play/Pause/Stop/Next/Previous media button keys if the device running the
>> application is connected to a media player device, like a media player in
>> the car.
>>
>> Libraries I am using:
>>      bluez version: 5.19
>>      Dbus binding: GIO 2.42.1
>>
>> For this I have implemented all the interfaces following the MPRIS D-Bus
>> Interface Specification, and called the org.bluez.Media1.RegisterPlayer
>> method.
>> The application is getting Play/Pause/Stop/Next/Previous key press events
>> and is responding to them accordingly.
>>
>> The next step is to implement the Browsing feature in the application. This
>> is where I got stuck. I have implemented the
>> org.mpris.MediaPlayer2.Playlists an the org.mpris.MediaPlayer2.TrackList
>> interfaces, but if I press the Browse button on the media player device,
>> isn't showing the dummy playlists and tracklists of the application.
>>
>> I would really appreciate If somebody could help me and give me a good
>> step-by-step description of what to implement, register or call in order to
>> make it work.
>>
>> If I wasn't detailed enough and I have to give more information, please tell
>> me.
> Actually browsing isn't implemented for TG only for CT, so while you
> might be doing everything correctly the implementation will never
> pickup the Playlists and TrackList objects, although the idea would be
> to do exactly that with playlists emulation the VFS and the TrackList
> the NowPlaying but it has not being done yet.
>
This could be off-topic, but could other implementations of bluetooth 
stack support the Browsing feature, like bluedroid?