ref: 5d6c1c2d8f054c94c4f7f81bc5215af3ded04b4c 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