ref: 57adf3d57347e3d9f3cf8f9469228cf862a8b1f2 dir: /vpx/exports_spatial_svc/
text vpx_svc_dump_statistics text vpx_svc_encode text vpx_svc_get_message text vpx_svc_init text vpx_svc_release text vpx_svc_set_options