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Better value for prediction coef beta

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This commit is contained in:
Jean-Marc Valin 2008-04-28 15:57:03 +10:00
parent 56cf2d6ae0
commit eaeb0b7788
1 changed files with 2 additions and 2 deletions
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4
libcelt/quant_bands.c
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@ -157,7 +157,7 @@ static void quant_energy_mono(const CELTMode *m, celt_ener_t *eBands, celt_word1
VARDECL(celt_word16_t, error);
SAVE_STACK;
/* The .7 is a heuristic */
beta = MULT16_16_Q15(QCONST16(.7f,15),coef);
beta = MULT16_16_Q15(QCONST16(.8f,15),coef);
ALLOC(error, m->nbEBands, celt_word16_t);
bits = ec_enc_tell(enc, 0);
@ -227,7 +227,7 @@ static void unquant_energy_mono(const CELTMode *m, celt_ener_t *eBands, celt_wor
celt_word16_t prev = 0;
celt_word16_t coef = m->ePredCoef;
/* The .7 is a heuristic */
celt_word16_t beta = MULT16_16_Q15(QCONST16(.7f,15),coef);
celt_word16_t beta = MULT16_16_Q15(QCONST16(.8f,15),coef);
bits = ec_dec_tell(dec, 0);
/* Decode at a fixed coarse resolution */