Updating: batch converting 24 bit samples to 16 bit

For future reference, I wrote a blog post on how to do it on Linux:
http://marco-passerini.blogspot.it/2015 ... o-wav.html

Check out SoundConverter for Mac to convert Format, Channels, Sample rate, Sample size, Encoding and Bit rate.
It's now a Freeware app.

Supported formats include:

input
4xm, 8svx, aac, ac3, aif, aifc, aiff, al, amr, ape, asf, au, aud, auto, avi, avr, bics, c, caf, cdr, cvs, dat, dv, fap, ffm, flac, flsh, flv, gsm, h263, hcom, ircam, ksf, l, la, lu, m4a, m4b, m4p, m4v, mat, mat4, mat5, maud, mka, mkv, mmf, mov, mp1, mp2, mp3, mp4, mpc, mpc8, mpeg, mpeg1, mpg, mpg2, mpg4, next, nist, nul, nut, nvf, ogg, paf, pcm, pls, prc, pvf, r, ra, raw, rawNVF, rm, sb, scm, sd2, sd2f, sf, sf2, sffd, shn, siff, sl, smp, snd, sndt, sol, son, sph, spx, svx, sw, tta, txw, ub, ul, uw, vb, vdu, vms, voc, vorbis, vox, vqa, w64, wav, wma, wv, wve, xi

output
3g2, 8svx, aac, ac3, ac3 (fix frames), aif, aifc, aiff, al, asf, au, avm2, avr, bics, caf, cdr, crc, cvs, dat, dsp, dv, fap, ffm, flac, flv, gsm, h263, h264, hcom, ircam, la, lu, m4a, m4b, m4r, m4v, mat, mat4, mat5, maud, mmf, mot, mov, mp3, mp4, mpeg, mpegts, mpg, mpg2, mpg4, next, nist, nut, ogg, paf, pdb, prc, psp, pvf, raw, rawNVF, rm, roq, rtp, s16be, s16le, s8, samsung1, samsung2, sb, sd2, seo, sf, shn, sl, smp, snd, sndt, sph, spx, svcd, svx, sw, swf, txw, u16be, u16le, u8, ub, ul, uw, vcd, vms, vob, voc, vorbis, vox, w64, wav, wv, wve, xi

ringtone formats
3210, bmp, emelody, emy, ems, ico, icon, imelody, imy, kws, midi, mid, morse, nol, ngg, nokia, sckl, rtttl, rtx, siemens

See the post I just made about exporting the Battery library -- if you don't mind using the command line, if you install MacPorts then use that to install sox, you can easily batch convert to MPC format. All free software.

SRCDrop (free) or Sony Soundforge (paid)

+1 for media human

free and easy