ref: 3c206aca04e5b9df18c6d2e3bd4a4337f5bb14fb 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