iam working on a project on image compression using ebcot .when i tried linking matlab and modelsim iam getting such error.can anyone tell me from the errors i got

??? SWITCH expression must be a scalar or string constant.

Error in ==> hdlsim>l_GetModelSimLibInfo at 549 switch (lfmVer)

Error in ==> hdlsim at 113 case 'ModelSim', libInfo = l_GetModelSimLibInfo;

Error in ==> vsim at 101 hdlsim(pvpairs{:});

Error in ==> top_file_ebcot at 55 vsim('socketsimulink','4449','tclstart',run_process);

[Tejasvee Bisen]

Can You please give me EBCOT algorithm code?