Helps ease the downstream transition to the new libwebm layout. BUG=28069412 Change-Id: I0d4182e22a10fecdd5982b8aceba687dea9529d8
Change-Id: I383680b79d798fd77bb385e1b8087967962eb230
Move the Colour element utility functions out of sample_muxer and into a place where they can be utilized by libwebm users. Change-Id: I7e2bfd02d6f4aa4f26fb0d0a697cb68e20698655