Usage: mrcImageMergebyside Options: [-i1[input1] In1 (NULL ).as(inFile ) ] :Essential :InputDataFile [-i2[input2] In2 (NULL ).as(inFile ) ] :Essential :InputDataFile [-o[utput] Out (NULL ).as(outFile ) ] :Essential :OutputDataFile [-c[onfig] configFile (NULL ).as(inFile ) ] :Optional :ConfigurationFile [-v[alue] sep (0 ).as(Real ) ] :Optional :Value for separation:For mode 1 only [-m[ode] mode (0 ).as(Integer ) ] :Optional :Mode