[vlc-devel] [PATCH 01/10] [RFC] core: add demux-filter objects to intercept & filter demuxer calls

[Rémi Denis-Courmont]

Le 2016-05-31 16:05, Steve Lhomme a écrit :
> On Tue, May 31, 2016 at 3:28 PM, Rémi Denis-Courmont 
> <remi at remlab.net> wrote:
>> Le 2016-05-31 13:15, Steve Lhomme a écrit :
>>>
>>> This can be used to tweak the results of some Control() calls or 
>>> delay the
>>> actual Demux() call.
>>>
>>> A demuxer filter should call demux_FilterDemuxNext() to call the 
>>> demux
>>> operation to the next demuxer in line and 
>>> demux_vaFilterControlNext() to
>>> pass
>>> the control calls to the next demuxer in line.
>>
>>
>> No way. I have spent an awful lot of times removing this bug with 
>> stream
>> filters and access. You don't get to add it back.
>
> It is only for demuxer filters. This code did not exist before. All
> the other demuxer users continue to work the same.

And? Just like access, stream_filters, and pretty much all plugin 
types, demuxers are not reentrant.

-- 
Rémi Denis-Courmont
http://www.remlab.net/