White frames with v4l2 source & GstGLUploadElement

[Gottfried Haider]

Nicolas,

> Looking at your pipeline again, you probably want to convert the
> texture to RGBA before you pass that texture to your Java application.
> For this, add glcolorconvert ! capsfilter caps=.... Otherwise the
> texture type won't match what a normal application would expect. On
> some platform, the texture type we use for intermediate format can't be
> rendered. You could also consider using the signal on glimagesink
> instead.

Thanks, glcolorconvert ahead of the capsfilter did the trick!

Best
Gottfried