matroska-demux: extract VP8 alpha from BlockAdditionals
authorTim-Philipp Müller <tim@centricular.com>
Sat, 3 Dec 2016 14:27:57 +0000 (14:27 +0000)
committerNicolas Dufresne <nicolas.dufresne@collabora.com>
Tue, 11 May 2021 20:06:44 +0000 (16:06 -0400)
commitb84bad6ac35d72810cc48f1a76206fcfc7baeedc
treec7b4b0af601c09408ad3d950642a877a8d82471a
parentc7181bedac0cca6e5e59953e78727610c9bdf241
matroska-demux: extract VP8 alpha from BlockAdditionals

And put it on buffers as qdata (which is easier in this
case than a private custom meta because it can be picked
up easily in other modules).

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/-/merge_requests/968>
gst/matroska/matroska-demux.c