make the multimedia easy to navigate

[hakikou93]

Is your feature request related to a problem?

picture and video can't be zoomed
the galerie can't be played as diaporama

Describe the solution you'd like

add a way to zoom picture and video on the floating windows
add option to view the galerie in diaporama mode with time modification between picture ,and video if possible

Describe alternatives you've considered

.

Additional context

No response

[kaeeraa]

Zoom is already available. Usage: CTRL + {MouseScroll_Up,MouseScroll_Down}