Update DESCR.

1 files changed, 13 insertions, 7 deletions

diff --git a/audio/libmad/DESCR b/audio/libmad/DESCR
index 923313d6893..b28a8a384fd 100644
--- a/audio/libmad/DESCR
+++ b/audio/libmad/DESCR
@@ -1,11 +1,11 @@
-MAD is a high-quality MPEG audio decoder. It currently supports MPEG 1 as
-well as the MPEG 2 extension to Lower Sampling Frequencies. All three
-audio layers (Layer I, Layer II, and Layer III aka MP3) are fully
-implemented.
+MAD (libmad) is a high-quality MPEG audio decoder. It currently
+supports MPEG-1 and the MPEG-2 extension to Lower Sampling Frequencies,
+as well as the so-called MPEG 2.5 format. All three audio layers
+(Layer I, Layer II, and Layer III a.k.a. MP3) are fully implemented.
 
-MAD does not yet support MPEG 2 multichannel audio (although it should be
-backward compatible with such streams), nor does it support the so-called
-MPEG 2.5 format.
+MAD does not yet support MPEG-2 multichannel audio (although it
+should be backward compatible with such streams) nor does it
+currently support AAC.
 
 MAD has the following special features:
 
@@ -13,3 +13,9 @@ MAD has the following special features:
   - 100% fixed-point (integer) computation
   - completely new implementation based on the ISO/IEC standards
   - distributed under the terms of the GNU General Public License (GPL)
+
+Because MAD provides full 24-bit PCM output, applications using
+MAD are able to produce high quality audio. Even when the output
+device supports only 16-bit PCM, applications can use the extra
+resolution to increase the audible dynamic range through the use
+of dithering or noise shaping.