45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
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/******************************************************************
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iLBC Speech Coder ANSI-C Source Code
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StateSearchW.h
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Copyright (C) The Internet Society (2004).
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All Rights Reserved.
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******************************************************************/
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#ifndef __iLBC_STATESEARCHW_H
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#define __iLBC_STATESEARCHW_H
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void AbsQuantW(
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iLBC_Enc_Inst_t *iLBCenc_inst,
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/* (i) Encoder instance */
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float *in, /* (i) vector to encode */
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float *syntDenum, /* (i) denominator of synthesis filter */
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float *weightDenum, /* (i) denominator of weighting filter */
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int *out, /* (o) vector of quantizer indexes */
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int len, /* (i) length of vector to encode and
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vector of quantizer indexes */
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int state_first /* (i) position of start state in the
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80 vec */
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);
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void StateSearchW(
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iLBC_Enc_Inst_t *iLBCenc_inst,
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/* (i) Encoder instance */
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float *residual,/* (i) target residual vector */
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float *syntDenum, /* (i) lpc synthesis filter */
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float *weightDenum, /* (i) weighting filter denumerator */
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int *idxForMax, /* (o) quantizer index for maximum
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amplitude */
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int *idxVec, /* (o) vector of quantization indexes */
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int len, /* (i) length of all vectors */
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int state_first /* (i) position of start state in the
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80 vec */
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);
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#endif
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