7cede379c7
This CL adds a helper class VideoFrameDrawer that provides an abstraction for rendering arbitrary video frames using OpenGL. The class takes care of dispatching on the video buffer type and uploading I420 data to textures. BUG=None Review-Url: https://codereview.webrtc.org/3008423002 Cr-Commit-Position: refs/heads/master@{#19768}