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g723.1: very minor simplify of gen_acb_excitation()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-09-29 21:50:59 +02:00
parent 631eee6e90
commit 04b4353f07

View File

@ -543,8 +543,8 @@ static void gen_acb_excitation(int16_t *vector, int16_t *prev_excitation,
/* Calculate adaptive vector */
cb_ptr += subfrm.ad_cb_gain * 20;
for (i = 0; i < SUBFRAME_LEN; i++) {
sum = ff_dot_product(residual + i, cb_ptr, PITCH_ORDER)<<1;
vector[i] = av_clipl_int32((sum << 1) + (1 << 15)) >> 16;
sum = ff_dot_product(residual + i, cb_ptr, PITCH_ORDER);
vector[i] = av_clipl_int32((sum << 2) + (1 << 15)) >> 16;
}
}