diff options
author | Koen Vos <koenvos@users.noreply.github.com> | 2016-02-21 08:52:21 +0300 |
---|---|---|
committer | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2016-03-26 01:53:10 +0300 |
commit | 7eebe9179c72f0fdc2116a5ab3ce8d3a2ea34821 (patch) | |
tree | e77f8b1f7b31df80a0211c791b25e7326ef7c810 | |
parent | 79f5e138e2ffb3e003f18d0743e4b80ed2085f76 (diff) |
NLSF_del_dec_quant minor clean up
-rw-r--r-- | silk/NLSF_del_dec_quant.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/silk/NLSF_del_dec_quant.c b/silk/NLSF_del_dec_quant.c index c3b9efcc..3895749b 100644 --- a/silk/NLSF_del_dec_quant.c +++ b/silk/NLSF_del_dec_quant.c @@ -83,7 +83,7 @@ opus_int32 silk_NLSF_del_dec_quant( /* O Returns nStates = 1; RD_Q25[ 0 ] = 0; prev_out_Q10[ 0 ] = 0; - for( i = order - 1; ; i-- ) { + for( i = order - 1; i >= 0; i-- ) { rates_Q5 = &ec_rates_Q5[ ec_ix[ i ] ]; pred_coef_Q16 = silk_LSHIFT( (opus_int32)pred_coef_Q8[ i ], 8 ); in_Q10 = x_Q10[ i ]; @@ -131,7 +131,7 @@ opus_int32 silk_NLSF_del_dec_quant( /* O Returns RD_Q25[ j + nStates ] = silk_SMLABB( silk_MLA( RD_tmp_Q25, silk_SMULBB( diff_Q10, diff_Q10 ), w_Q5[ i ] ), mu_Q20, rate1_Q5 ); } - if( nStates <= ( NLSF_QUANT_DEL_DEC_STATES >> 1 ) ) { + if( nStates < NLSF_QUANT_DEL_DEC_STATES ) { /* double number of states and copy */ for( j = 0; j < nStates; j++ ) { ind[ j + nStates ][ i ] = ind[ j ][ i ] + 1; @@ -140,7 +140,7 @@ opus_int32 silk_NLSF_del_dec_quant( /* O Returns for( j = nStates; j < NLSF_QUANT_DEL_DEC_STATES; j++ ) { ind[ j ][ i ] = ind[ j - nStates ][ i ]; } - } else if( i > 0 ) { + } else { /* sort lower and upper half of RD_Q25, pairwise */ for( j = 0; j < NLSF_QUANT_DEL_DEC_STATES; j++ ) { if( RD_Q25[ j ] > RD_Q25[ j + NLSF_QUANT_DEL_DEC_STATES ] ) { @@ -191,8 +191,6 @@ opus_int32 silk_NLSF_del_dec_quant( /* O Returns for( j = 0; j < NLSF_QUANT_DEL_DEC_STATES; j++ ) { ind[ j ][ i ] += silk_RSHIFT( ind_sort[ j ], NLSF_QUANT_DEL_DEC_STATES_LOG2 ); } - } else { /* i == 0 */ - break; } } |