diff options
Diffstat (limited to 'silk/quant_LTP_gains.c')
| -rw-r--r-- | silk/quant_LTP_gains.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/silk/quant_LTP_gains.c b/silk/quant_LTP_gains.c index 68494924..23f85695 100644 --- a/silk/quant_LTP_gains.c +++ b/silk/quant_LTP_gains.c @@ -32,13 +32,13 @@ POSSIBILITY OF SUCH DAMAGE. #include "main.h" void silk_quant_LTP_gains( - opus_int16 B_Q14[ MAX_NB_SUBFR * LTP_ORDER ], /* O Quantized LTP gains */ + opus_int16 B_Q14[ MAX_NB_SUBFR * LTP_ORDER ], /* O Quantized LTP gains */ opus_int8 cbk_index[ MAX_NB_SUBFR ], /* O Codebook Index */ opus_int8 *periodicity_index, /* O Periodicity Index */ - opus_int *pred_gain_dB_Q7, /* O LTP prediction gain */ + opus_int *pred_gain_dB_Q7, /* O LTP prediction gain */ const opus_int32 XX_Q17[ MAX_NB_SUBFR*LTP_ORDER*LTP_ORDER ], /* I Correlation matrix in Q18 */ const opus_int32 xX_Q17[ MAX_NB_SUBFR*LTP_ORDER*LTP_ORDER ], /* I Correlation vector in Q18 */ - const opus_int subfr_len, /* I Number of samples per subframe */ + const opus_int subfr_len, /* I Number of samples per subframe */ const opus_int nb_subfr, /* I Number of subframes */ int arch /* I Run-time architecture */ ) @@ -66,23 +66,23 @@ void silk_quant_LTP_gains( xX_Q17_ptr = xX_Q17; b_Q14_ptr = B_Q14; - res_nrg_Q15 = 0; + res_nrg_Q15 = 0; rate_dist_Q7 = 0; for( j = 0; j < nb_subfr; j++ ) { silk_VQ_WMat_EC( &temp_idx[ j ], /* O index of best codebook vector */ - &res_nrg_Q15_subfr, /* O residual energy */ + &res_nrg_Q15_subfr, /* O residual energy */ &rate_dist_Q7_subfr, /* O best weighted quantization error + mu * rate */ XX_Q17_ptr, /* I correlation matrix */ - xX_Q17_ptr, /* I correlation vector */ + xX_Q17_ptr, /* I correlation vector */ cbk_ptr_Q7, /* I codebook */ cl_ptr_Q5, /* I code length for each codebook vector */ - subfr_len, /* I number of samples per subframe */ + subfr_len, /* I number of samples per subframe */ cbk_size, /* I number of vectors in codebook */ arch /* I Run-time architecture */ ); - res_nrg_Q15 = silk_ADD_POS_SAT32( res_nrg_Q15, res_nrg_Q15_subfr ); + res_nrg_Q15 = silk_ADD_POS_SAT32( res_nrg_Q15, res_nrg_Q15_subfr ); rate_dist_Q7 = silk_ADD_POS_SAT32( rate_dist_Q7, rate_dist_Q7_subfr ); b_Q14_ptr += LTP_ORDER; @@ -104,12 +104,12 @@ void silk_quant_LTP_gains( } } - if( nb_subfr == 2 ) { - res_nrg_Q15 = silk_RSHIFT32( res_nrg_Q15, 1 ); - } else { - res_nrg_Q15 = silk_RSHIFT32( res_nrg_Q15, 2 ); - } + if( nb_subfr == 2 ) { + res_nrg_Q15 = silk_RSHIFT32( res_nrg_Q15, 1 ); + } else { + res_nrg_Q15 = silk_RSHIFT32( res_nrg_Q15, 2 ); + } - *pred_gain_dB_Q7 = (opus_int)silk_SMULBB( -3, silk_lin2log( res_nrg_Q15 ) - ( 15 << 7 ) ); + *pred_gain_dB_Q7 = (opus_int)silk_SMULBB( -3, silk_lin2log( res_nrg_Q15 ) - ( 15 << 7 ) ); } |