videometa: document how the meta can be used to negotiate buffers layout
authorGuillaume Desmottes <guillaume.desmottes@collabora.com>
Sat, 25 May 2019 17:23:35 +0000 (19:23 +0200)
committerGStreamer Merge Bot <gitlab-merge-bot@gstreamer-foundation.org>
Mon, 4 Nov 2019 12:59:31 +0000 (12:59 +0000)
commite5c9a921addc3721b73b7dd4fb0a6d6b06049f75
tree1f08ebf49887de4d618e5a801b8d8b0a9ac10902
parenta32cd0e55ea68b9cf54afc3e7a612f4efa98bc43
videometa: document how the meta can be used to negotiate buffers layout

I'm going to use this new API in gst-omx so an encoder can request
v4l2src to produce buffers matching the encoder stride and slice heights
preventing copies of incoming buffers.
gst-libs/gst/video/gstvideometa.h