tree e66d734da2a9112109b9fbf571f9415c961140ef
parent fdf0df42e4878d99c5a8f49a7826472e2e921e79
author Jean-Marc Valin <jmvalin@jmvalin.ca> 1467608771 -0400
committer Jean-Marc Valin <jmvalin@jmvalin.ca> 1467608857 -0400

Adds some smoothing to the energy quantization

When the energy is stable, we slightly bias energy quantization towards
the previous error to make the gain more stable (a constant offset is
better than fluctuations).

We reduce the bitrate by about 0.2% to 1% at low bitrate for the same quality.