class Gainpred
extends java.lang.Object
Constructor and Description |
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Gainpred() |
Modifier and Type | Method and Description |
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(package private) static float |
gain_predict(float[] past_qua_en,
float[] code,
int l_subfr)
MA prediction is performed on the innovation energy (in dB with mean
removed).
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(package private) static void |
gain_update_erasure(float[] past_qua_en)
Update table of past quantized energies (frame erasure).
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(package private) static void |
gain_update(float[] past_qua_en,
float g_code)
Update table of past quantized energies.
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static float gain_predict(float[] past_qua_en, float[] code, int l_subfr)
past_qua_en
- (i) :Past quantized energiescode
- (i) :Innovative vector.l_subfr
- (i) :Subframe length.static void gain_update(float[] past_qua_en, float g_code)
past_qua_en
- input/output :Past quantized energiesg_code
- input: gbk1[indice1][1]+gbk2[indice2][1]static void gain_update_erasure(float[] past_qua_en)
av_pred_en = 0.0; for (i = 0; i < 4; i++) av_pred_en += past_qua_en[i]; av_pred_en = av_pred_en*0.25 - 4.0; if (av_pred_en < -14.0) av_pred_en = -14.0;
past_qua_en
- input/output:Past quantized energies
Jitsi, the OpenSource Java VoIP and Instant Messaging client.
Distributable under Apache license.