huangdarwin a2a4ef5f40 Effect: Fix overlay alpha handling.
Before, a translucent overlay over an opaque video would result in a
translucent output. This is not consistent with physical properties of light
(if putting a translucent object in front of an opaque object, you can't see
behind the opaque object).

Using the mixing properties from DefaultVideoCompositor.

PiperOrigin-RevId: 586636275
2023-11-30 04:43:21 -08:00
..
2023-11-30 04:43:21 -08:00
2021-10-27 09:12:46 +01:00

Test data module

Provides sample data for media unit and instrumentation tests.