Extract audio track from video to audio file or convert audio to another format.
==== feature ====
Support media format: mp3, m4a, m4r, ac3, wma, aiff, caf, dts, au, ra, wav, flac, alac, mts, m2ts,mp4, mpg, mpeg, ts, mov, wmv, xwmv, mkv,avi, wmv, flv, f4v, rm, rmvb, asf, 3gp", 3g2, qt, dat, avi, webm.
Support trim duraion.
Support output format: mp3, m4a, m4r, ac3, wma, aiff, caf, dts, au, ra, wav, flac, alac.
===How to use====
1.Drop(add) media to app.
2.setting
a.choose output target device,
b.choose audio track.
c.set trimming start and end time.
3.click start button to convert.
4.set output folder(if not set).
5.waiting
