optimize

来自「一个开源的sip源代码」· 代码 · 共 11 行

Narrowband:

- pitch_gain_search_3tap calls syn_filt_zero more times than it should (we're
computing some things twice)

Wideband

- All narrowband optimizations apply
- Lots of time spent in the codebook search. We could speed that up by using
  a hierarchical codebook