ref: 9fe510c12ab51c2fb5d4d916f5729e19b8f5ccf4 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