Searched refs:rc_mult1_Q30 (Results 1 – 1 of 1) sorted by relevance
| /external/libopus/silk/ |
| D | LPC_inv_pred_gain.c | 47 opus_int32 invGain_Q30, rc_Q31, rc_mult1_Q30, rc_mult2, tmp_QA; in LPC_inverse_pred_gain_QA() local
63 rc_mult1_Q30 = ( (opus_int32)1 << 30 ) - silk_SMMUL( rc_Q31, rc_Q31 ); in LPC_inverse_pred_gain_QA()
64 silk_assert( rc_mult1_Q30 > ( 1 << 15 ) ); /* reduce A_LIMIT if fails */ in LPC_inverse_pred_gain_QA()
65 silk_assert( rc_mult1_Q30 <= ( 1 << 30 ) ); in LPC_inverse_pred_gain_QA()
68 mult2Q = 32 - silk_CLZ32( silk_abs( rc_mult1_Q30 ) ); in LPC_inverse_pred_gain_QA()
69 rc_mult2 = silk_INVERSE32_varQ( rc_mult1_Q30, mult2Q + 30 ); in LPC_inverse_pred_gain_QA()
73 invGain_Q30 = silk_LSHIFT( silk_SMMUL( invGain_Q30, rc_mult1_Q30 ), 2 ); in LPC_inverse_pred_gain_QA()
97 rc_mult1_Q30 = ( (opus_int32)1 << 30 ) - silk_SMMUL( rc_Q31, rc_Q31 ); in LPC_inverse_pred_gain_QA()
101 invGain_Q30 = silk_LSHIFT( silk_SMMUL( invGain_Q30, rc_mult1_Q30 ), 2 ); in LPC_inverse_pred_gain_QA()
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