diff options
Diffstat (limited to 'apps/codecs/libfaad')
| -rw-r--r-- | apps/codecs/libfaad/sbr_hfgen.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/apps/codecs/libfaad/sbr_hfgen.c b/apps/codecs/libfaad/sbr_hfgen.c index cf70cc3..5c346f1 100644 --- a/apps/codecs/libfaad/sbr_hfgen.c +++ b/apps/codecs/libfaad/sbr_hfgen.c @@ -206,7 +206,7 @@ static void auto_correlation(sbr_info *sbr, acorr_coef *ac, /* A pre-shift of >>2 is needed to avoid overflow when multiply-adding * the FRACT-variables buffer -- FRACT part is 31 bits. After the * calculation has been finished the result 'ac.det' needs to be - * post-shifted by <<(2*exp). */ + * post-shifted by <<(4*exp). */ for (j = offset; j < len + offset; j++) { @@ -269,7 +269,7 @@ static void auto_correlation(sbr_info *sbr, acorr_coef *ac, qmf_t buffer[MAX_NTS /* A pre-shift of >>2 is needed to avoid overflow when multiply-adding * the FRACT-variables buffer -- FRACT part is 31 bits. After the * calculation has been finished the result 'ac.det' needs to be - * post-shifted by <<(2*exp). */ + * post-shifted by <<(4*exp). */ temp2_r = (QMF_RE(buffer[offset-2][bd])) >> exp; temp2_i = (QMF_IM(buffer[offset-2][bd])) >> exp; |