ref: a76a5e8f0c8797e902924a8f186800707038aa2d
dir: /libcelt/laplace.h/
/* (C) 2007 Jean-Marc Valin, CSIRO
*/
/*
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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*/
#include "entenc.h"
#include "entdec.h"
int ec_laplace_get_start_freq(int decay);
/** Encode a value that is assumed to be the realisation of a
Laplace-distributed random process
@param enc Entropy encoder state
@param value Value to encode
@param decay Probability of the value +/- 1, multiplied by 16384
*/
void ec_laplace_encode(ec_enc *enc, int *value, int decay);
void ec_laplace_encode_start(ec_enc *enc, int *value, int decay, int fs);
/** Decode a value that is assumed to be the realisation of a
Laplace-distributed random process
@param dec Entropy decoder state
@param decay Probability of the value +/- 1, multiplied by 16384
@return Value decoded
*/
int ec_laplace_decode(ec_dec *dec, int decay);
int ec_laplace_decode_start(ec_dec *dec, int decay, int fs);