simplified computation of LTP coefs
[opus.git] / silk / fixed / find_pitch_lags_FIX.c
index 074d4d1..b8440a8 100644 (file)
@@ -8,7 +8,7 @@ this list of conditions and the following disclaimer.
 - Redistributions in binary form must reproduce the above copyright
 notice, this list of conditions and the following disclaimer in the
 documentation and/or other materials provided with the distribution.
-- Neither the name of Internet Society, IETF or IETF Trust, nor the 
+- Neither the name of Internet Society, IETF or IETF Trust, nor the
 names of specific contributors, may be used to endorse or promote
 products derived from this software without specific prior written
 permission.
@@ -38,7 +38,8 @@ void silk_find_pitch_lags_FIX(
     silk_encoder_state_FIX          *psEnc,                                 /* I/O  encoder state                                                               */
     silk_encoder_control_FIX        *psEncCtrl,                             /* I/O  encoder control                                                             */
     opus_int16                      res[],                                  /* O    residual                                                                    */
-    const opus_int16                x[]                                     /* I    Speech signal                                                               */
+    const opus_int16                x[],                                    /* I    Speech signal                                                               */
+    int                             arch                                    /* I    Run-time architecture                                                       */
 )
 {
     opus_int   buf_len, i, scale;
@@ -86,7 +87,7 @@ void silk_find_pitch_lags_FIX(
     silk_apply_sine_window( Wsig_ptr, x_buf_ptr, 2, psEnc->sCmn.la_pitch );
 
     /* Calculate autocorrelation sequence */
-    silk_autocorr( auto_corr, &scale, Wsig, psEnc->sCmn.pitch_LPC_win_length, psEnc->sCmn.pitchEstimationLPCOrder + 1 );
+    silk_autocorr( auto_corr, &scale, Wsig, psEnc->sCmn.pitch_LPC_win_length, psEnc->sCmn.pitchEstimationLPCOrder + 1, arch );
 
     /* Add white noise, as fraction of energy */
     auto_corr[ 0 ] = silk_SMLAWB( auto_corr[ 0 ], auto_corr[ 0 ], SILK_FIX_CONST( FIND_PITCH_WHITE_NOISE_FRACTION, 16 ) ) + 1;
@@ -111,7 +112,7 @@ void silk_find_pitch_lags_FIX(
     /*****************************************/
     /* LPC analysis filtering                */
     /*****************************************/
-    silk_LPC_analysis_filter( res, x_buf, A_Q12, buf_len, psEnc->sCmn.pitchEstimationLPCOrder );
+    silk_LPC_analysis_filter( res, x_buf, A_Q12, buf_len, psEnc->sCmn.pitchEstimationLPCOrder, psEnc->sCmn.arch );
 
     if( psEnc->sCmn.indices.signalType != TYPE_NO_VOICE_ACTIVITY && psEnc->sCmn.first_frame_after_reset == 0 ) {
         /* Threshold for pitch estimator */
@@ -127,7 +128,8 @@ void silk_find_pitch_lags_FIX(
         /*****************************************/
         if( silk_pitch_analysis_core( res, psEncCtrl->pitchL, &psEnc->sCmn.indices.lagIndex, &psEnc->sCmn.indices.contourIndex,
                 &psEnc->LTPCorr_Q15, psEnc->sCmn.prevLag, psEnc->sCmn.pitchEstimationThreshold_Q16,
-                (opus_int)thrhld_Q13, psEnc->sCmn.fs_kHz, psEnc->sCmn.pitchEstimationComplexity, psEnc->sCmn.nb_subfr ) == 0 )
+                (opus_int)thrhld_Q13, psEnc->sCmn.fs_kHz, psEnc->sCmn.pitchEstimationComplexity, psEnc->sCmn.nb_subfr,
+                psEnc->sCmn.arch) == 0 )
         {
             psEnc->sCmn.indices.signalType = TYPE_VOICED;
         } else {