libs: change gstvaapiobject base class
The GstVaapiMiniObject is obsolete and need to replace it. Do not use GstVaapiObject as GstVaapiContext's base class, just use a simple way to implement it.
Edited by He Junyan
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The GstVaapiMiniObject is obsolete and need to replace it. Do not use GstVaapiObject as GstVaapiContext's base class, just use a simple way to implement it.