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diff --git a/help/pix_opencv_opticalflow-help.pd b/help/pix_opencv_opticalflow-help.pd
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+#X text 37 5 Synopsis: [pix_opencv_opticalflow];
+#X text 11 60 Description: compute optical flow;
+#X text 30 329 Inlet 1: RGBA image;
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+#X text 25 377 Outlet 2: info output;
+#X text 26 699 by antoine villeret - 2013;
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+#X text 37 74 [pix_opencv_opticalflow] computes optical flow;
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