MAD 0.15.1b is now available.
Here is a summary of the important changes:
libmad - New Layer III IMDCT routine based on Szu-Wei Lee's fast algorithm. - Improved robustness of Layer II bitrate/mode combinations. - Other improved portability and robustness.
libid3tag - New id3_field_gettextencoding() API routine. - Other slightly improved robustness.
madplay - New Replay Gain support (-G, --replay-gain). - Tags can now be shown without decoding any audio (-T, --show-tags-only). - New support for reading and displaying encoder tag information written by e.g. lame(1).
For complete details, see the CHANGES file in each package as well as the updated man page for madplay(1).
You will find the new releases here:
ftp://ftp.mars.org/pub/mpeg/
Enjoy,