dxva_get_decoder_guid  375 libavcodec/dxva2.c     ret = dxva_get_decoder_guid(avctx, sctx->dxva2_service, &surface_format,
dxva_get_decoder_guid  497 libavcodec/dxva2.c     ret = dxva_get_decoder_guid(avctx, device_hwctx->video_device, &surface_format,