backend-drm: Add support for YUV plane color properties
The drm_color_encoding and drm_color_range enums are used for
YUV->RGB conversion and mirror what EGL_YUV_COLOR_SPACE_HINT_EXT
and EGL_SAMPLE_RANGE_HINT_EXT as well as our yuva2rgba()
shader func do. Add the necessary boiler plate for them.
Signed-off-by: Robert Mader robert.mader@collabora.com
Related:
Edited by Robert Mader