[mfcc] get_scale/power return smpl_t
[doc] remove extra parameter in aubio_mfcc_set_mel_coeffs_slaney
[mfcc] add slaney mode takes no params
[mfcc] add scale documentation
[mfcc] add slaney (default) and documentation
[mfcc] add set_mel_coeffs and power
[doc] update Auditory Toolbox url
src/: change c header identifiers (see #35)
src/spectral/: add const qualifiers
src/spectral/mfcc.h: add link to reference implementation
src/: sync header defines, remove trailing spaces, update copyrights Signed-off-by: Paul Brossier <piem@piem.org>
src/spectral/: add examples
src/spectral/*.h: add link to examples
src/: cleanup variable names in prototypes
src/spectral/mfcc.h: indent
src/spectral: cosmetic changes
src/spectral/ update license headers
src/spectral/mfcc.{c,h}: add documentation
src/spectral/mfcc.h: remove obsolete reference to libxtract, update copyright and license to GPLv3, indent
mfcc.c: use a coefficient table for DCT computation, remove unused parameters