[Lazarus] PasLibVLC based video player does not run on Linux...

Michael Van Canneyt michael at freepascal.org
Tue Nov 21 18:05:22 CET 2023

On Tue, 21 Nov 2023, Bo Berglund via lazarus wrote:

>>> So something is not working in the Linux environment and I don't understand
>>> what. And whatever it is it does not generate any errors during compile/build on
>>> Linux.
> Thanks for responding! Much appreciated.
>> I developed it on linux, so at least then it worked.
> Do you mean lclVlc or PasLibVlc?


> I saw your name concerning the lclVlc package and the pdf documentation but
> another name (Robert Jedrzejczyk) is mentioned in the sources for PasLibVlc...

Where did you find paslibvlc ?

The one I maintain is part of FPC and is in fpc/packages/libvlc.

> I have tried replacing PasLibVlc with LclVlc shipped with Lazarus but I am
> missing a couple of items that I use during playback (varying play speed and
> audio shift for lipsync), which PasLibVlc does expose.

It should not be difficult to add those properties to lclvlc

> What are the requirements for the executable's environment for it to find the
> libvlc files?

Notmally nothing.

> And is it necessary for them to be there for the building process only or for
> the end user's execution too?

libvlc is loaded dynamically, you can specify the name.
I can't comment on PasLibVlc.


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