ref: 8697d14ec8ca4a0d6062ad8b11cf3f97fe62f6d4 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