Problem videomixer when migrating from 0.10.19 to 0.10.36

[Sebastian Dröge]

On Mi, 2013-10-02 at 06:55 +0200, alet at librelogiciel.com wrote:
> Hi there,
> 
> I know these are old releases, but I try my luck anyway...
> 
> When migrating the very same code which works on a Debian Lenny (5.0.10)
> box with 0.10.19 to a Debian Wheezy (7.1) with 0.10.36, I encounter a
> problem linking a bin to a videomixer element : the error is "caps are
> incompatible".
> 
> The very same image and video sources were used in both versions, but
> with newer releases linking fails.
> 
> The bin is composed of these elements :
> 
>   filesrc ! pngdec ! alphacolor ! videoscale ! queue
> 
> Then when I'm trying to link this bin to the videomixer it doesn't
> succeed on the newer release.
> 
> I'll try to create some small demo as soon as possible, but I ask now
> anyway just in case someone knows what could be wrong.

As a first step try adding a ffmpegcolorspace in front of the queue,
next get debug logs if it still fails. But as you said already, it's a
very old version you're using there ;)
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