Frequently used in speech signal processing using matlab enframe function in matlab there is no need to download a special toolbox, which is downloadable from the official website, you can directly extract the installation. Specific installation methods online search can be found to

Voicebox\activlev.m
........\bitsprec.m
........\ccwarpf.m
........\cep2pow.m
........\choosenk.m
........\Contents.m
........\distchar.m
........\distchpf.m
........\disteusq.m
........\distisar.m
........\distispf.m
........\distitar.m
........\distitpf.m
........\dlyapsq.m
........\dualdiag.m
........\enframe.m
........\erb2frq.m
........\frq2erb.m
........\frq2mel.m
........\frq2midi.m
........\gaussmix.m
........\glotlf.m
........\glotros.m
........\irdct.m
........\irfft.m
........\kmeanlbg.m
........\kmeans.m
........\lin2pcma.m
........\lin2pcmu.m
........\logsum.m
........\lpcaa2ao.m
........\lpcaa2dl.m
........\lpcaa2rf.m
........\lpcao2rf.m
........\lpcar2am.m
........\lpcar2cc.m
........\lpcar2db.m
........\lpcar2ff.m
........\lpcar2fm.m
........\lpcar2im.m
........\lpcar2ls.m
........\lpcar2pf.m
........\lpcar2pp.m
........\lpcar2ra.m
........\lpcar2rf.m
........\lpcar2rr.m
........\lpcar2zz.m
........\lpcauto.m
........\lpcbwexp.m
........\lpccc2ar.m
........\lpccc2cc.m
........\lpccc2db.m
........\lpccc2pf.m
........\lpcconv.m
........\lpccovar.m
........\lpccw2zz.m
........\lpcdb2pf.m
........\lpcdl2aa.m
........\lpcff2pf.m
........\lpcfq2zz.m
........\lpcifilt.m
........\lpcim2ar.m
........\lpcis2rf.m
........\lpcla2rf.m
........\lpclo2rf.m
........\lpcls2ar.m
........\lpcpf2cc.m
........\lpcpf2rr.m
........\lpcpp2cw.m
........\lpcra2pf.m
........\lpcra2pp.m
........\lpcrand.m
........\lpcrf2aa.m
........\lpcrf2ao.m
........\lpcrf2ar.m
........\lpcrf2is.m
........\lpcrf2la.m
........\lpcrf2lo.m
........\lpcrf2rr.m
........\lpcrr2am.m
........\lpcrr2ar.m
........\lpcss2zz.m
........\lpczz2ar.m
........\lpczz2cc.m
........\lpczz2ss.m
........\mel2frq.m
........\melbankm.m
........\melcepst.m
........\midi2frq.m
........\pcma2lin.m
........\pcmu2lin.m
........\permutes.m
........\potsband.m
........\pow2cep.m
........\randfilt.m
........\randvec.m
........\rdct.m
........\readaif.m
........\readcnx.m
........\readhtk.m

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