mosaic-bridge & mjpeg source

[Quietlife2k]

Vlc version 1.0.1 Goldeneye - ubuntu 9.04 - with "unstripped" libavcodec.

mo.conf
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new osdoverlay broadcast enabled
setup osdoverlay input http://10.250.250.69:2218
setup osdoverlay output '#transcode{vcodec=mp2v,vb=1024}:std{access=udp, mux=ts,dst=127.0.0.1:5000}'
control osdoverlay play

new channel0 broadcast enabled
setup channel0 input http://10.250.250.69:2218
setup channel0 output #duplicate{dst=mosaic-bridge{chroma=YUVA,vfilter=bluescreen},select=video}

new background broadcast enabled
setup background input http://10.250.250.69:9100

control background play
control channel0 play
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Command

vlc --vlm-conf ./mo.conf --mosaic-keep-picture --sub-filter mosaic

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http://10.250.250.69:2218 is an mjpeg source that I would like to use as the bluescreen "foreground".


No matter what I do it complains about "Unsupported input chroma "I420". Bluescreen can only use "YUVA". ".


Any help gratefully received.