basetransform: If the filtered peer caps are already empty error out early
basetransform: If the filtered peer caps are already empty error out early

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