Trouble playing videos with MS DirectShow LC 8

Klaus major-k klaus at
Wed Mar 8 05:55:12 EST 2017

Hi Tiemo,

> Am 08.03.2017 um 09:07 schrieb Tiemo Hollmann TB via use-livecode <use-livecode at>:
> Hey Klaus,
> you saved my YEAR!

OK, das macht dann fünf Mark! :-D

> As you mentioned "LAVFilters", I remembered that I also had installed the
> LAV Filters on my development machine long time ago (my brain gets old), et
> voila, that’s the difference between my machine and the others.
> Installing the LAV Filters (just with the mp4 option) on the other machines
> now the mp4 videos also run within LiveCode. I think that’s too deep under
> the hood that I can understand it, but I have a solution for my customers.
> I'll file it anyhow at the QC because it still keeps strange, why mp4 videos
> can be played outside of LC, but not with LC.

You only need to report not fully understand it! ;-)

> Thanks a lot for fiddling around!
> Tiemo
> -----Ursprüngliche Nachricht-----
> Von: use-livecode [mailto:use-livecode-bounces at] Im Auftrag
> von Klaus major-k via use-livecode
> Gesendet: Dienstag, 7. März 2017 19:14
> An: How to use LiveCode <use-livecode at>
> Cc: Klaus major-k <klaus at>
> Betreff: Re: Trouble playing videos with MS DirectShow LC 8
> Hi Tiemo,
> just made a little test on my "stock" Win10 installation (Parallels on my
> Mac).
> WindowsMediaPlayer plays any MP4 fine, but nothing appears in the player of
> Livecode!?
> So this is definitively a LC issue!
> Then I downloaded and installed the latest LAVFilter codec package:
> <>
> Et voila, I can play these MP4, which did not play before, in LC!? 
> Does not make any sense actually!?
>> On 3/7/17 9:47 AM, Tiemo Hollmann TB via use-livecode wrote:
>>> Yes, it plays fine on my development machine by selecting it via a
> dialog, but not on the other machines.
>>> Tiemo



Klaus Major
klaus at

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