Lines Matching defs:gain
44 opus_int32 s_Q16, InvMaxSqrVal_Q16, gain, gain_squared, ResNrg, ResNrgPart, quant_offset_Q10;
46 /* Gain reduction when LTP coding gain is high */
73 gain = psEncCtrl->Gains_Q16[ k ];
74 gain_squared = silk_ADD_SAT32( ResNrgPart, silk_SMMUL( gain, gain ) );
77 gain_squared = silk_SMLAWW( silk_LSHIFT( ResNrgPart, 16 ), gain, gain );
79 gain = silk_SQRT_APPROX( gain_squared ); /* Q8 */
80 gain = silk_min( gain, silk_int32_MAX >> 8 );
81 psEncCtrl->Gains_Q16[ k ] = silk_LSHIFT_SAT32( gain, 8 ); /* Q16 */
83 gain = silk_SQRT_APPROX( gain_squared ); /* Q0 */
84 gain = silk_min( gain, silk_int32_MAX >> 16 );
85 psEncCtrl->Gains_Q16[ k ] = silk_LSHIFT_SAT32( gain, 16 ); /* Q16 */
89 /* Save unquantized gains and gain Index */
97 /* Set quantizer offset for voiced signals. Larger offset when LTP coding gain is low or tilt is high (ie low-pass) */
