Backport of "video-overlay-composition: Declare the video/size/orientation tags for the meta & implement scale transformation" into 1.24
Backport of !8288 (merged) "video-overlay-composition: Declare the video/size/orientation tags for the meta & implement scale transformation".
Commits:
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8991140c
video-overlay-composition: Declare the video/size/orientation tags for the meta -
55fa0a54
video-overlay-composition: Handle the SCALE meta transformation