Method lsp_quant

LSP quantification Note: x is modified @param x @param xs @param cdbk @param nbVec @param nbDim @return the index of the best match in the codebook (NB x is also modified).

(final float[] x,
                                 final int xs,
                                 final int[] cdbk,
                                 final int nbVec,
                                 final int nbDim)