Hydrogenaudio Forums > Why not use long-term (pitch synthesis) filter in g729 decoder process

Full Version: Why not use long-term (pitch synthesis) filter in g729 decoder process

Hydrogenaudio Forums > Lossy Audio Compression > Speech Codecs

hyeewang

Sep 3 2008, 14:59

In g729 decoder process, it decode bitstream to constrcut excitation,then pass

LP synthesis filter,and get synthesized speech. but it omit long-term (pitch synthesis)

filter before LP synthesis filter. Why? what's wrong? thanks!

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