ref: 8b48f68c0d2bd6ab2aa862ead1879c4e01f07b7e 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