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| author | Koen Vos <koenvos@users.noreply.github.com> | 2016-02-21 13:52:21 +0800 |
|---|---|---|
| committer | Jean-Marc Valin <jmvalin@jmvalin.ca> | 2016-06-02 15:13:35 -0400 |
| commit | 865cfbf0b31a8e3ce0f4cccf41d93f75cb7f8e57 (patch) | |
| tree | bdac25ea9e03e9024c33e31add198f39673bea4e | |
| parent | aa65162cca3f94678538065c5d9680c23eaa792a (diff) | |
| download | opus-865cfbf0b31a8e3ce0f4cccf41d93f75cb7f8e57.tar.gz | |
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; } } |