Searched refs:B_Q28 (Results 1 - 4 of 4) sorted by relevance

/external/libopus/silk/
H A DLP_variable_cutoff.c42 opus_int32 B_Q28[ TRANSITION_NB ],
55 B_Q28[ nb ] = silk_SMLAWB(
72 B_Q28[ nb ] = silk_SMLAWB(
87 silk_memcpy( B_Q28, silk_Transition_LP_B_Q28[ ind ], TRANSITION_NB * sizeof( opus_int32 ) );
91 silk_memcpy( B_Q28, silk_Transition_LP_B_Q28[ TRANSITION_INT_NUM - 1 ], TRANSITION_NB * sizeof( opus_int32 ) );
106 opus_int32 B_Q28[ TRANSITION_NB ], A_Q28[ TRANSITION_NA ], fac_Q16 = 0; local
126 silk_LP_interpolate_filter_taps( B_Q28, A_Q28, ind, fac_Q16 );
133 silk_biquad_alt( frame, B_Q28, A_Q28, psLP->In_LP_State, frame, frame_length, 1);
H A Dbiquad_alt.c44 const opus_int32 *B_Q28, /* I MA coefficients [3] */
65 out32_Q14 = silk_LSHIFT( silk_SMLAWB( S[ 0 ], B_Q28[ 0 ], inval ), 2 );
69 S[ 0 ] = silk_SMLAWB( S[ 0 ], B_Q28[ 1 ], inval);
73 S[ 1 ] = silk_SMLAWB( S[ 1 ], B_Q28[ 2 ], inval );
42 silk_biquad_alt( const opus_int16 *in, const opus_int32 *B_Q28, const opus_int32 *A_Q28, opus_int32 *S, opus_int16 *out, const opus_int32 len, opus_int stride ) argument
H A DSigProc_FIX.h101 const opus_int32 *B_Q28, /* I MA coefficients [3] */
/external/libopus/src/
H A Dopus_encoder.c289 const opus_int32 *B_Q28, /* I: MA coefficients [3] */
305 B[0] = (opus_val32)(B_Q28[0] * (1.f/((opus_int32)1<<28)));
306 B[1] = (opus_val32)(B_Q28[1] * (1.f/((opus_int32)1<<28)));
307 B[2] = (opus_val32)(B_Q28[2] * (1.f/((opus_int32)1<<28)));
328 opus_int32 B_Q28[ 3 ], A_Q28[ 2 ]; local
339 B_Q28[ 0 ] = r_Q28;
340 B_Q28[ 1 ] = silk_LSHIFT( -r_Q28, 1 );
341 B_Q28[ 2 ] = r_Q28;
349 silk_biquad_alt( in, B_Q28, A_Q28, hp_mem, out, len, channels );
351 silk_biquad_alt( in+1, B_Q28, A_Q2
287 silk_biquad_float( const opus_val16 *in, const opus_int32 *B_Q28, const opus_int32 *A_Q28, opus_val32 *S, opus_val16 *out, const opus_int32 len, int stride ) argument
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