Lines Matching refs:subfr_length
37 #define MAX_FRAME_SIZE 384 /* subfr_length * nb_subfr = ( 0.005 * 16000 + 16 ) * 4 = 384 */
49 const opus_int16 x[], /* I Input signal, length: nb_subfr * ( D + subfr_length ) */
51 const opus_int subfr_length, /* I Input signal subframe length (incl. D preceding samples) */
67 silk_assert( subfr_length * nb_subfr <= MAX_FRAME_SIZE );
70 silk_sum_sqr_shift( &C0, &rshifts, x, nb_subfr * subfr_length );
91 x_ptr = x + s * subfr_length;
94 silk_inner_prod16_aligned_64( x_ptr, x_ptr + n, subfr_length - n ), rshifts );
101 x_ptr = x + s * subfr_length;
102 celt_pitch_xcorr(x_ptr, x_ptr + 1, xcorr, subfr_length - D, D, arch );
104 for ( i = n + subfr_length - D, d = 0; i < subfr_length; i++ )
127 x_ptr = x + s * subfr_length;
129 x2 = -silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], 16 - rshifts ); /* Q(16-rshifts) */
131 tmp2 = silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], QA - 16 ); /* Q(QA-16) */
134 C_last_row[ k ] = silk_SMLAWB( C_last_row[ k ], x2, x_ptr[ subfr_length - n + k ] ); /* Q( -rshifts ) */
137 tmp2 = silk_SMLAWB( tmp2, Atmp_QA, x_ptr[ subfr_length - n + k ] ); /* Q(QA-16) */
143 CAb[ k ] = silk_SMLAWB( CAb[ k ], tmp2, x_ptr[ subfr_length - n + k - 1 ] ); /* Q( -rshift ) */
148 x_ptr = x + s * subfr_length;
150 x2 = -silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], -rshifts ); /* Q( -rshifts ) */
152 tmp2 = silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n - 1 ], 17 ); /* Q17 */
155 C_last_row[ k ] = silk_MLA( C_last_row[ k ], x2, x_ptr[ subfr_length - n + k ] ); /* Q( -rshifts ) */
158 tmp2 = silk_MLA( tmp2, x_ptr[ subfr_length - n + k ], Atmp1 ); /* Q17 */
166 silk_LSHIFT32( (opus_int32)x_ptr[ subfr_length - n + k - 1 ], -rshifts - 1 ) ); /* Q( -rshift ) */
254 x_ptr = x + s * subfr_length;
259 x_ptr = x + s * subfr_length;