buffer: avoid < -1 sizes
buffer: avoid < -1 sizes

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