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Searched refs:CAf (Results 1 – 2 of 2) sorted by relevance

/external/libopus/silk/float/
Dburg_modified_FLP.c52 double CAf[ SILK_MAX_ORDER_LPC + 1 ], CAb[ SILK_MAX_ORDER_LPC + 1 ]; in silk_burg_modified_FLP() local
69 CAb[ 0 ] = CAf[ 0 ] = C0 + FIND_LPC_COND_FAC * C0 + 1e-9f; in silk_burg_modified_FLP()
89 CAf[ k ] -= tmp1 * x_ptr[ n - k ]; in silk_burg_modified_FLP()
100 CAf[ n + 1 ] = tmp1; in silk_burg_modified_FLP()
106 nrg_f = CAf[ 0 ]; in silk_burg_modified_FLP()
111 nrg_f += CAf[ k + 1 ] * Atmp; in silk_burg_modified_FLP()
154 tmp1 = CAf[ k ]; in silk_burg_modified_FLP()
155 CAf[ k ] += rc * CAb[ n - k + 1 ]; in silk_burg_modified_FLP()
173 nrg_f = CAf[ 0 ]; in silk_burg_modified_FLP()
177 nrg_f += CAf[ k + 1 ] * Atmp; in silk_burg_modified_FLP()
/external/libopus/silk/fixed/
Dburg_modified_FIX.c63 opus_int32 CAf[ SILK_MAX_ORDER_LPC + 1 ]; in silk_burg_modified() local
87 …CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; … in silk_burg_modified()
116 …CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; … in silk_burg_modified()
142 …CAf[ k ] = silk_SMLAWB( CAf[ k ], tmp1, x_ptr[ n - k ] ); /* Q( -rshift … in silk_burg_modified()
163 CAf[ k ] = silk_SMLAWW( CAf[ k ], tmp1, in silk_burg_modified()
175 …nrg = silk_ADD32( CAb[ 0 ], CAf[ 0 ] ); /*… in silk_burg_modified()
185 nrg = silk_ADD_LSHIFT32( nrg, silk_SMMUL( silk_ADD32( CAb[ k + 1 ], CAf[ k + 1 ] ), in silk_burg_modified()
188 …CAf[ n + 1 ] = tmp1; /*… in silk_burg_modified()
239 …tmp1 = CAf[ k ]; /* Q( -rshifts… in silk_burg_modified()
241 …CAf[ k ] = silk_ADD_LSHIFT32( tmp1, silk_SMMUL( tmp2, rc_Q31 ), 1 ); /* Q( -rshifts… in silk_burg_modified()
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