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  /external/libopus/silk/float/
burg_modified_FLP.c 52 double CAf[ SILK_MAX_ORDER_LPC + 1 ], CAb[ SILK_MAX_ORDER_LPC + 1 ];
69 CAb[ 0 ] = CAf[ 0 ] = C0 + FIND_LPC_COND_FAC * C0 + 1e-9f;
90 CAb[ k ] -= tmp2 * x_ptr[ subfr_length - n + k - 1 ];
101 CAb[ n + 1 ] = tmp2;
104 num = CAb[ n + 1 ];
105 nrg_b = CAb[ 0 ];
109 num += CAb[ n - k ] * Atmp;
110 nrg_b += CAb[ k + 1 ] * Atmp;
155 CAf[ k ] += rc * CAb[ n - k + 1 ];
156 CAb[ n - k + 1 ] += rc * tmp1
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  /external/libopus/silk/fixed/
burg_modified_FIX.c 64 opus_int32 CAb[ SILK_MAX_ORDER_LPC + 1 ];
87 CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; /* Q(-rshifts) */
116 CAb[ 0 ] = CAf[ 0 ] = C0 + silk_SMMUL( SILK_FIX_CONST( FIND_LPC_COND_FAC, 32 ), C0 ) + 1; /* Q(-rshifts) */
143 CAb[ k ] = silk_SMLAWB( CAb[ k ], tmp2, x_ptr[ subfr_length - n + k - 1 ] ); /* Q( -rshift ) */
165 CAb[ k ] = silk_SMLAWW( CAb[ k ], tmp2,
175 nrg = silk_ADD32( CAb[ 0 ], CAf[ 0 ] ); /* Q( 1-rshifts ) */
184 num = silk_ADD_LSHIFT32( num, silk_SMMUL( CAb[ n - k ], Atmp1 ), 32 - QA - lz ); /* Q( -rshifts ) */
185 nrg = silk_ADD_LSHIFT32( nrg, silk_SMMUL( silk_ADD32( CAb[ k + 1 ], CAf[ k + 1 ] )
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