[vlc-devel] libvlc status? [BIS]

Pierre d'Herbemont pdherbemont at free.fr
Tue Apr 1 18:44:20 CEST 2008

On Apr 1, 2008, at 4:53 PM, Tanguy Krotoff wrote:
> On Mon, Mar 31, 2008 at 11:40 AM, Pierre d'Herbemont
> <pdherbemont at free.fr> wrote:
>>> The real feature that blocks me now is to load informations from
>>> media_descriptor without having to play the file.
>>> Like a load_media_descriptor() function and then I can use  
>>> get_meta(),
>>> get_duration() and stuffs.
>>> I guess it is not simple to implement and I'm not good enough with  
>>> vlc
>>> core source code :/
>>> Or somebody can tell me where I have to look so I can try...
>> Currently libvlc_media_get_meta() triggers preparse_if_needed(),  
>> which
>> will then asynchronously fill the meta information, and send event as
>> they get them.
>> I felt like it was enough. But I do understand that a blocking  
>> _load()
>> that would ensure that all the meta where fetched could be better. Is
>> that what is needed?
> It's ok, I don't really need a blocking _load().
> Still I have a lot of difficulties to use get_meta()
> Which event should I way for so I'm sure the media is loaded/parsed?
> What is the algorithm/steps I should use so it works?
> The best would be to create a kind of "libvlc_MediaParsingFinished"
> and then call libvlc_media_get_meta():
> media_load() --> non blocking, launches the media parsing
> wait for libvlc_MediaParsingFinished event
> call media_get_meta()
> And everything (of course) without calling media_player_play()
>>>>> I have almost 1000 lines of code because of this... cf
>>>>> http://smplayer.svn.sourceforge.net/viewvc/smplayer/experimental/phonon-vlc/vlc_symbols.h?revision=1020&view=markup
>>>>> and others
>>>> Do you think you could provide that?
>>> Provide the code to load libvlc-control.so/.dll at runtime?
>>> It's here (sourceforge svn) but it depends on C++/Qt + it is not the
>>> clean way to go (it's better to provide .lib/.dll/.pdb if possible).
>> Well, if you feel like doing it that would be awesome.
> I still don't understand what you want ;)
> Do you want:
> 1 - libvlc-control.lib, libvlc-control.pdb... (.ie a vlc-sdk.zip for  
> windows)
> 2 - code that loads libvlc-control.dll/.so at runtime
> I can do that, but it depends on C++/Qt, I need to change it to  
> plain C...
> Anyway, as I told you, the best is to create a
> vlc-sdk-win32-snapshot.zip in complement of vlc-win32-snapshot.zip
> every night by configuring buildbot + make package target.

I don't understand what you need either ;)

But feel free to implement the best solution you have.


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