[vlc-devel] [PATCH 6/5] [RFC] input: allow setting the "sout" while playing and restart the output accordingly

Rémi Denis-Courmont remi at remlab.net
Tue Apr 26 14:40:53 CEST 2016

Le 2016-04-26 13:45, Steve Lhomme a écrit :
> On Sat, Apr 23, 2016 at 3:09 PM, Steve Lhomme <robux4 at gmail.com> 
> wrote:
>> On Sat, Apr 23, 2016 at 11:52 AM, Rémi Denis-Courmont 
>> <remi at remlab.net> wrote:
>>> On Friday 22 April 2016 17:56:46 Steve Lhomme wrote:
>>>> setting the "sout" on the libvlc instance also works, rather than 
>>>> the
>>>> input_thread_t
>>> No. This is known to cause a lot of problems and have caused a lot 
>>> more in the
>>> past.
>> Where is the user supposed to set the "sout" (by means of the UI) so
>> that it uses the proper render?
>>  Looking at the "vout" it's either in the config or directly on the
>> currently playing input_thread_t. I'm fine with setting the value in
>> the config, the user will have to explicitly disable the renderer
>> between VLC launches.
> If we want to be able to update the output chain when the "sout" is
> set/unset during playback, we need a way to hook the callback on the
> "sout" variable.

If is the important word. I think that is utterly insane and thus 

The sout instance, the sout plugins downstream, and the ES output 
upstream are all stateful and tied to the demuxer(s). We can't just 
change them while the input thread is running.

Rémi Denis-Courmont

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