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Searched
refs:SNR_adj_dB
(Results
1 - 2
of
2
) sorted by null
/external/chromium_org/third_party/opus/src/silk/float/
noise_shape_analysis_FLP.c
137
silk_float
SNR_adj_dB
, HarmBoost, HarmShapeGain, Tilt;
150
SNR_adj_dB
= psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f );
156
psEncCtrl->coding_quality = silk_sigmoid( 0.25f * (
SNR_adj_dB
- 20.0f ) );
161
SNR_adj_dB
-= BG_SNR_DECR_dB * psEncCtrl->coding_quality * ( 0.5f + 0.5f * psEncCtrl->input_quality ) * b * b;
166
SNR_adj_dB
+= HARM_SNR_INCR_dB * psEnc->LTPCorr;
169
SNR_adj_dB
+= ( -0.4f * psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f ) + 6.0f ) * ( 1.0f - psEncCtrl->input_quality );
205
SNR_adj_dB
+= SPARSE_SNR_INCR_dB * ( psEncCtrl->sparseness - 0.5f );
292
gain_mult = (silk_float)pow( 2.0f, -0.16f *
SNR_adj_dB
);
/external/libopus/silk/float/
noise_shape_analysis_FLP.c
137
silk_float
SNR_adj_dB
, HarmBoost, HarmShapeGain, Tilt;
150
SNR_adj_dB
= psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f );
156
psEncCtrl->coding_quality = silk_sigmoid( 0.25f * (
SNR_adj_dB
- 20.0f ) );
161
SNR_adj_dB
-= BG_SNR_DECR_dB * psEncCtrl->coding_quality * ( 0.5f + 0.5f * psEncCtrl->input_quality ) * b * b;
166
SNR_adj_dB
+= HARM_SNR_INCR_dB * psEnc->LTPCorr;
169
SNR_adj_dB
+= ( -0.4f * psEnc->sCmn.SNR_dB_Q7 * ( 1 / 128.0f ) + 6.0f ) * ( 1.0f - psEncCtrl->input_quality );
205
SNR_adj_dB
+= SPARSE_SNR_INCR_dB * ( psEncCtrl->sparseness - 0.5f );
292
gain_mult = (silk_float)pow( 2.0f, -0.16f *
SNR_adj_dB
);
Completed in 59 milliseconds