Re: [Bluez PATCH v1] media: Don't set initial volume if it's invalid

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Hi Archie,

On Mon, Aug 31, 2020 at 12:45 AM Archie Pusaka <apusaka@xxxxxxxxxx> wrote:
>
> From: Archie Pusaka <apusaka@xxxxxxxxxxxx>
>
> When initializing media transport, we try to initialize the volume
> of the player. However, the assigned initial volume could be invalid
> due to the session has not been initialized, or when we assume the
> role of audio sink. In this case, we should not assign the initial
> volume.

Not really following the explanation here, if the session has not been
initialized yet shouldn't the volume be actually invalid? Or is the
problem that we don't call media_transport_update_volume later when it
is initialized?

> Reviewed-by: Michael Sun <michaelfsun@xxxxxxxxxx>
> Reviewed-by: Yu Liu <yudiliu@xxxxxxxxxx>
> ---
>
>  profiles/audio/media.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/profiles/audio/media.c b/profiles/audio/media.c
> index 02bf82a49..acb4a8ee9 100644
> --- a/profiles/audio/media.c
> +++ b/profiles/audio/media.c
> @@ -494,7 +494,8 @@ static gboolean set_configuration(struct media_endpoint *endpoint,
>                 return FALSE;
>
>         init_volume = media_player_get_device_volume(device);
> -       media_transport_update_volume(transport, init_volume);
> +       if (init_volume >= 0)
> +               media_transport_update_volume(transport, init_volume);

You can probably move the check to be done internally inside update_volume.

>         msg = dbus_message_new_method_call(endpoint->sender, endpoint->path,
>                                                 MEDIA_ENDPOINT_INTERFACE,
> --
> 2.28.0.402.g5ffc5be6b7-goog
>


-- 
Luiz Augusto von Dentz



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