ref: 3d1fa00fce0dc040dd0107d36b9b825a9b8f2f6d 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