outputselector: handle NULL pads in some cases
outputselector: handle NULL pads in some cases

StreamUtils/gstreamer,krichter722/gstreamer,surround-io/gstreamer,jpakkane/gstreamer,justinjoy/gstreamer,lubosz/gstreamer,cablelabs/gstreamer,krichter722/gstreamer,Lachann/gstreamer,ensonic/gstreamer,mparis/gstreamer,cablelabs/gstreamer,justinjoy/gstreamer,collects/gstreamer,lubosz/gstreamer,krichter722/gstreamer,jpakkane/gstreamer,collects/gstreamer,collects/gstreamer,StreamUtils/gstreamer,krieger-od/gstreamer,shelsonjava/gstreamer,jpxiong/gstreamer,jpxiong/gstreamer,centricular/gstreamer,centricular/gstreamer,jpxiong/gstreamer,lovebug356/gstreamer,krieger-od/gstreamer,krichter722/gstreamer,mparis/gstreamer,jpakkane/gstreamer,cfoch/gstreamer,Lachann/gstreamer,cfoch/gstreamer,collects/gstreamer,jpxiong/gstreamer,ensonic/gstreamer,cablelabs/gstreamer,cfoch/gstreamer,StreamUtils/gstreamer,krichter722/gstreamer,cfoch/gstreamer,krieger-od/gstreamer,cablelabs/gstreamer,shelsonjava/gstreamer,lubosz/gstreamer,collects/gstreamer,mparis/gstreamer,justinjoy/gstreamer,Lachann/gstreamer,StreamUtils/gstreamer,cablelabs/gstreamer,jpakkane/gstreamer,shelsonjava/gstreamer,justinjoy/gstreamer,krieger-od/gstreamer,mparis/gstreamer,ensonic/gstreamer,lovebug356/gstreamer,StreamUtils/gstreamer,surround-io/gstreamer,lovebug356/gstreamer,lovebug356/gstreamer,surround-io/gstreamer,lubosz/gstreamer,centricular/gstreamer,shelsonjava/gstreamer,centricular/gstreamer,lubosz/gstreamer,Lachann/gstreamer,justinjoy/gstreamer,lovebug356/gstreamer,cfoch/gstreamer,ensonic/gstreamer,Lachann/gstreamer,shelsonjava/gstreamer,jpakkane/gstreamer,centricular/gstreamer,krieger-od/gstreamer,jpxiong/gstreamer,surround-io/gstreamer,surround-io/gstreamer,mparis/gstreamer,ensonic/gstreamer