| Index: speex/libspeex/cb_search.h
|
| ===================================================================
|
| --- speex/libspeex/cb_search.h (revision 0)
|
| +++ speex/libspeex/cb_search.h (revision 0)
|
| @@ -0,0 +1,103 @@
|
| +/* Copyright (C) 2002 Jean-Marc Valin & David Rowe */
|
| +/**
|
| + @file cb_search.h
|
| + @brief Overlapped codebook search
|
| +*/
|
| +/*
|
| + Redistribution and use in source and binary forms, with or without
|
| + modification, are permitted provided that the following conditions
|
| + are met:
|
| +
|
| + - Redistributions of source code must retain the above copyright
|
| + notice, this list of conditions and the following disclaimer.
|
| +
|
| + - Redistributions in binary form must reproduce the above copyright
|
| + notice, this list of conditions and the following disclaimer in the
|
| + documentation and/or other materials provided with the distribution.
|
| +
|
| + - Neither the name of the Xiph.org Foundation nor the names of its
|
| + contributors may be used to endorse or promote products derived from
|
| + this software without specific prior written permission.
|
| +
|
| + 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
|
| + A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR
|
| + CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
| + EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
|
| + PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
|
| + PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
|
| + LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
|
| + NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
| + SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
| +*/
|
| +
|
| +#ifndef CB_SEARCH_H
|
| +#define CB_SEARCH_H
|
| +
|
| +#include <speex/speex_bits.h>
|
| +#include "arch.h"
|
| +
|
| +/** Split codebook parameters. */
|
| +typedef struct split_cb_params {
|
| + int subvect_size;
|
| + int nb_subvect;
|
| + const signed char *shape_cb;
|
| + int shape_bits;
|
| + int have_sign;
|
| +} split_cb_params;
|
| +
|
| +
|
| +void split_cb_search_shape_sign(
|
| +spx_word16_t target[], /* target vector */
|
| +spx_coef_t ak[], /* LPCs for this subframe */
|
| +spx_coef_t awk1[], /* Weighted LPCs for this subframe */
|
| +spx_coef_t awk2[], /* Weighted LPCs for this subframe */
|
| +const void *par, /* Codebook/search parameters */
|
| +int p, /* number of LPC coeffs */
|
| +int nsf, /* number of samples in subframe */
|
| +spx_sig_t *exc,
|
| +spx_word16_t *r,
|
| +SpeexBits *bits,
|
| +char *stack,
|
| +int complexity,
|
| +int update_target
|
| +);
|
| +
|
| +void split_cb_shape_sign_unquant(
|
| +spx_sig_t *exc,
|
| +const void *par, /* non-overlapping codebook */
|
| +int nsf, /* number of samples in subframe */
|
| +SpeexBits *bits,
|
| +char *stack,
|
| +spx_int32_t *seed
|
| +);
|
| +
|
| +
|
| +void noise_codebook_quant(
|
| +spx_word16_t target[], /* target vector */
|
| +spx_coef_t ak[], /* LPCs for this subframe */
|
| +spx_coef_t awk1[], /* Weighted LPCs for this subframe */
|
| +spx_coef_t awk2[], /* Weighted LPCs for this subframe */
|
| +const void *par, /* Codebook/search parameters */
|
| +int p, /* number of LPC coeffs */
|
| +int nsf, /* number of samples in subframe */
|
| +spx_sig_t *exc,
|
| +spx_word16_t *r,
|
| +SpeexBits *bits,
|
| +char *stack,
|
| +int complexity,
|
| +int update_target
|
| +);
|
| +
|
| +
|
| +void noise_codebook_unquant(
|
| +spx_sig_t *exc,
|
| +const void *par, /* non-overlapping codebook */
|
| +int nsf, /* number of samples in subframe */
|
| +SpeexBits *bits,
|
| +char *stack,
|
| +spx_int32_t *seed
|
| +);
|
| +
|
| +#endif
|
|
|
| Property changes on: speex/libspeex/cb_search.h
|
| ___________________________________________________________________
|
| Name: svn:executable
|
| + *
|
|
|
|
|