Hi Rafal,
On Fri, May 25, 2018 at 7:31 PM, Rafał Bilski <rafalbilski@xxxxxxxxxx> wrote:
> Hello,
>
> I've been trying to display track name on bluetooth device AND control a
> player on computer using
>
> device's buttons.
>
> I can have one, but not both.
>
> If "mpris-proxy" isn't running I get key pressed/released event on
> computer and I can control the player
>
> with buttons. Even if player doesn't have GUI it seems to get signals on
> dbus mpris interface. BUT no metadata
Do you have the mpris-player and bluetoothd logs?
> seems to be send to bluetooth device and there isn't anything on display.
>
> When "mpris-proxy" is running player doesn't get any button events, BUT
> I have all track information on
>
> a display.
Perhaps with dbus-monitor if the message is not being rejected or something.
> In both cases, with pulseaudio, "btmon" shows that device sends key
> pressed/released events:
>
>> ACL Data RX: Handle 43 flags 0x02 dlen 12 #1 [hci0]
>> 6.185397
> Channel: 68 len 8 [PSM 0 mode 0] {chan 0}
> 30 11 0e 00 48 7c 46 00 0...H|F.
> < ACL Data TX: Handle 43 flags 0x00 dlen 12 #2 [hci0] 6.185506
> Channel: 68 len 8 [PSM 0 mode 0] {chan 0}
> 32 11 0e 09 48 7c 46 00 2...H|F.
>> ACL Data RX: Handle 43 flags 0x02 dlen 12 #3 [hci0] 6.189511
> Channel: 68 len 8 [PSM 0 mode 0] {chan 0}
> 40 11 0e 00 48 7c c6 00 @...H|..
> < ACL Data TX: Handle 43 flags 0x00 dlen 12 #4 [hci0] 6.189650
> Channel: 68 len 8 [PSM 0 mode 0] {chan 0}
> 42 11 0e 09 48 7c c6 00 B...H|..
>> HCI Event: Number of Completed Packets (0x13) plen 5 #5 [hci0] 6.191383
> Num handles: 1
> Handle: 43
> Count: 1
>> HCI Event: Number of Completed Packets (0x13) plen 5 #6 [hci0] 6.193385
> Num handles: 1
> Handle: 43
> Count: 1
>
> On bluealsa I only have sound. No keys or information on display.
>
> Is this issue related to pulseaudio?
> Can I somehow take over uuid 0x110e using dbus and python and still have
> sound?
> I tried connecting to 0x110e L2CAP socket, but this only works if device is
> disconnected and unable to produce sound.
>
> Please advise
> Rafal Bilski
>
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Luiz Augusto von Dentz
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