2018 UI and Graphics EG topics

Roadmap: https://wiki.automotivelinux.org/agl-roadmap#from_graphics_eg
Filter: https://jira.automotivelinux.org/issues/?filter=11805
AGL compositor
- Scott (NZ) working on compositor and bringing up the homescreen
  - AGL wayland interface with AGL Window Manager
  - support legacy inteface,wayland-ivi-extension, for current user. Not for Window manager.
- To be discussed in SC.
Upstream Waltham
- Readme.md shall be prepared per top level folder; transmitter and receiver each.
  - https://docs.automotivelinux.org/docs/en/master/howto/reference/handle-docs/handle-docs.html#add-an-entry-in-section-file hint to add documentation/readme to AGL doc site.
- SPEC-2536 - New ticket for Waltham bugs seen with DRM.
- review to be upstream to wayland/weston: waltham
  - It needs multiple backends.
    - One is normal backend and another one is waltham backend for waltham in paralell.
    - https://gitlab.freedesktop.org/wayland/weston
      - Eugen will issue a ticket to trigger this discussion in the above.
- Slim up SDL and QT with new design to work on R-car D3: A53x1 < E3:A53x2 < M3 < H3
  - https://gerrit.automotivelinux.org/gerrit/c/AGL/meta-agl-cluster-demo/+/21880
Pipewire presetation by George from Collabora
- Multiple stream support
- Audio underrun issue fix
- To be discussed in SC