plugins: store the first downstream allocator if available
authorVíctor Manuel Jáquez Leal <vjaquez@igalia.com>
Thu, 15 Feb 2018 18:28:33 +0000 (19:28 +0100)
committerVíctor Manuel Jáquez Leal <vjaquez@igalia.com>
Tue, 20 Feb 2018 16:57:12 +0000 (10:57 -0600)
commitf0fd2aeb0469fa15bd2932aedf3e682004107890
tree127c224f79ae72d946d152c2cff42baa7704cfb5
parentbcc480b70e18eb5c1768aad5a8c28c2bfb9526a6
plugins: store the first downstream allocator if available

The allocator will be required if we need to allocate a buffer
to store the frame with the expected strides.

https://bugzilla.gnome.org/show_bug.cgi?id=785054
gst/vaapi/gstvaapipluginbase.c
gst/vaapi/gstvaapipluginbase.h