[vlc-devel] commit: input: Remove p_playlist gc signaling now that the playlist is aware of vlc_InputSelectedStreamChanged . (Pierre d'Herbemont )
pdherbemont at free.fr
Sun Jun 15 14:55:04 CEST 2008
On Jun 15, 2008, at 2:50 PM, Rémi Denis-Courmont wrote:
> Le dimanche 15 juin 2008 15:45:26 Pierre d'Herbemont, vous avez
> écrit :
>>> so long as they only release the playlist inconditionnaly when the
>>> stream is over, I fail to see a circular dependency.
>> Circular dependency is about the fact that the playlist is the owner
>> (it holds a ref to it) of the input, hence the owner of the demux.
>> Yielding a parent is generally not a good idea, because it is easy to
>> forget to release it, and then we mathematically leak the two
>> Moreover with current playlist code it is totally unsupported,
>> the playlist doesn't properly release the input, or worse... So the
>> idea is to fix that, but also avoid using playlist code where we can.
> Not using something that is not needed, sure. But the directory
> access will
> ever need to use the tree, no matter what, and since it releases the
> properly, I don't see the problem. There is no circular dependency.
> You just
> cannot destroy the playlist until the directory plugin has not
> reading its directory (which is a set of non-blocking operations).
Actually it doesn't work, and you'll end up in leaking some input
item, if you kill libvlc during directory processing. I am not sure
Also, we don't need playlist tree directly. We could reimplement that
with only input item callback. Problem is, it's slow, because we need
to look up playlist items.
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