docs: give a practical example for the gst_object_has_anchestor
docs: give a practical example for the gst_object_has_anchestor

drothlis/gstreamer,cfoch/gstreamer,Distrotech/gstreamer,cfoch/gstreamer,centricular/gstreamer,magcius/gstreamer,mparis/gstreamer,centricular/gstreamer,ylatuya/gstreamer,shelsonjava/gstreamer,Distrotech/gstreamer,ylatuya/gstreamer,drothlis/gstreamer,cablelabs/gstreamer,krieger-od/gstreamer,cablelabs/gstreamer,krichter722/gstreamer,cablelabs/gstreamer,cfoch/gstreamer,StreamUtils/gstreamer,magcius/gstreamer,surround-io/gstreamer,ylatuya/gstreamer,collects/gstreamer,Distrotech/gstreamer,jpakkane/gstreamer,ensonic/gstreamer,ahmedammar/platform_external_gst_gstreamer,Lachann/gstreamer,krichter722/gstreamer,jpxiong/gstreamer,jpxiong/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,shelsonjava/gstreamer,mparis/gstreamer,ylatuya/gstreamer,mrchapp/gstreamer,ensonic/gstreamer,collects/gstreamer,lovebug356/gstreamer,Distrotech/gstreamer,shelsonjava/gstreamer,ylatuya/gstreamer,krieger-od/gstreamer,lovebug356/gstreamer,krieger-od/gstreamer,magcius/gstreamer,ahmedammar/platform_external_gst_gstreamer,justinjoy/gstreamer,drothlis/gstreamer,lubosz/gstreamer,lubosz/gstreamer,shelsonjava/gstreamer,mparis/gstreamer,jpxiong/gstreamer,collects/gstreamer,StreamUtils/gstreamer,lubosz/gstreamer,jpakkane/gstreamer,lovebug356/gstreamer,cfoch/gstreamer,StreamUtils/gstreamer,krichter722/gstreamer,StreamUtils/gstreamer,drothlis/gstreamer,krichter722/gstreamer,collects/gstreamer,krieger-od/gstreamer,StreamUtils/gstreamer,jpxiong/gstreamer,surround-io/gstreamer,surround-io/gstreamer,collects/gstreamer,shelsonjava/gstreamer,ahmedammar/platform_external_gst_gstreamer,ensonic/gstreamer,Lachann/gstreamer,krieger-od/gstreamer,Lachann/gstreamer,centricular/gstreamer,lubosz/gstreamer,krichter722/gstreamer,cfoch/gstreamer,justinjoy/gstreamer,surround-io/gstreamer,jpakkane/gstreamer,jpakkane/gstreamer,surround-io/gstreamer,jpakkane/gstreamer,mrchapp/gstreamer,cablelabs/gstreamer,Distrotech/gstreamer,justinjoy/gstreamer,mrchapp/gstreamer,cablelabs/gstreamer,ahmedammar/platform_external_gst_gstreamer,justinjoy/gstreamer,magcius/gstreamer,ensonic/gstreamer,mparis/gstreamer,Lachann/gstreamer,magcius/gstreamer,Lachann/gstreamer,lovebug356/gstreamer,mrchapp/gstreamer,ensonic/gstreamer,mrchapp/gstreamer,mparis/gstreamer,drothlis/gstreamer,lubosz/gstreamer,centricular/gstreamer,centricular/gstreamer,ahmedammar/platform_external_gst_gstreamer,jpxiong/gstreamer