Searched defs:QA (Results 1 - 3 of 3) sorted by relevance

/external/chromium_org/third_party/opus/src/silk/
H A DLPC_inv_pred_gain.c34 #define QA 24 macro
35 #define A_LIMIT SILK_FIX_CONST( 0.99975, QA )
60 rc_Q31 = -silk_LSHIFT( Anew_QA[ k ], 31 - QA );
94 rc_Q31 = -silk_LSHIFT( Anew_QA[ 0 ], 31 - QA );
124 Anew_QA[ k ] = silk_LSHIFT32( (opus_int32)A_Q12[ k ], QA - 12 );
149 Anew_QA[ k ] = silk_RSHIFT32( A_Q24[ k ], 24 - QA );
H A DNLSF2A.c41 #define QA 16 macro
45 opus_int32 *out, /* O intermediate polynomial, QA [dd+1] */
46 const opus_int32 *cLSF, /* I vector of interleaved 2*cos(LSFs), QA [d] */
53 out[0] = silk_LSHIFT( 1, QA );
56 ftmp = cLSF[2*k]; /* QA*/
57 out[k+1] = silk_LSHIFT( out[k-1], 1 ) - (opus_int32)silk_RSHIFT_ROUND64( silk_SMULL( ftmp, out[k] ), QA );
59 out[n] += out[n-2] - (opus_int32)silk_RSHIFT_ROUND64( silk_SMULL( ftmp, out[n-1] ), QA );
110 cos_LSF_QA[ordering[k]] = silk_RSHIFT_ROUND( silk_LSHIFT( cos_val, 8 ) + silk_MUL( delta, f_frac ), 20 - QA ); /* QA */
125 a32_QA1[ k ] = -Qtmp - Ptmp; /* QA
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/external/chromium_org/third_party/opus/src/silk/fixed/
H A Dburg_modified_FIX.c38 #define QA 25 macro
41 #define MAX_RSHIFTS (32 - QA)
120 tmp1 = silk_LSHIFT32( (opus_int32)x_ptr[ n ], QA - 16 ); /* Q(QA-16) */
121 tmp2 = silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], QA - 16 ); /* Q(QA-16) */
126 tmp1 = silk_SMLAWB( tmp1, Atmp_QA, x_ptr[ n - k - 1 ] ); /* Q(QA-16) */
127 tmp2 = silk_SMLAWB( tmp2, Atmp_QA, x_ptr[ subfr_length - n + k ] ); /* Q(QA-16) */
129 tmp1 = silk_LSHIFT32( -tmp1, 32 - QA - rshifts ); /* Q(16-rshifts) */
130 tmp2 = silk_LSHIFT32( -tmp2, 32 - QA
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