gstreamer-video: implement VideoBufferPoolConfig for BufferPoolConfigRef
implementing VideoBufferPoolConfig for BufferPoolConfigRef instead of BufferPoolConfig allows to retrieve the VideoAlignment from within buffer pool set_config
Due to an influx of spam, we have had to impose restrictions on new accounts. Please see this wiki page for instructions on how to get full permissions. Sorry for the inconvenience.
implementing VideoBufferPoolConfig for BufferPoolConfigRef instead of BufferPoolConfig allows to retrieve the VideoAlignment from within buffer pool set_config