ngram_model_dmp32.c
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/*
* \file ngram_model_dmp32.c DMP32 format language models
*
* Author: David Huggins-Daines <dhuggins@cs.cmu.edu>
*/
#include "sphinxbase/ckd_alloc.h"
#include "ngram_model_internal.h"
static ngram_funcs_t ngram_model_dmp32_funcs;
ngram_model_t *
ngram_model_dmp32_read(cmd_ln_t *config,
const char *file_name,
logmath_t *lmath)
{
return NULL;
}
int
ngram_model_dmp32_write(ngram_model_t *model,
const char *file_name)
{
return -1;
}
static int
ngram_model_dmp32_apply_weights(ngram_model_t *model, float32 lw,
float32 wip, float32 uw)
{
return 0;
}
static int32
ngram_model_dmp32_score(ngram_model_t *model, int32 wid,
int32 *history, int32 n_hist,
int32 *n_used)
{
return model->log_zero;
}
static int32
ngram_model_dmp32_raw_score(ngram_model_t *model, int32 wid,
int32 *history, int32 n_hist,
int32 *n_used)
{
return model->log_zero;
}
static void
ngram_model_dmp32_free(ngram_model_t *base)
{
ckd_free(base);
}
static ngram_funcs_t ngram_model_dmp32_funcs = {
ngram_model_dmp32_free, /* free */
ngram_model_dmp32_apply_weights, /* apply_weights */
ngram_model_dmp32_score, /* score */
ngram_model_dmp32_raw_score, /* raw_score */
NULL /* add_ug */
};
ckd_alloc.h
Sphinx's memory allocation/deallocation routines.
logmath_s
Definition: logmath.c:49
ckd_free
SPHINXBASE_EXPORT void ckd_free(void *ptr)
Test and free a 1-D array.
Definition: ckd_alloc.c:241
ngram_model_s::log_zero
int32 log_zero
Zero probability, cached here for quick lookup.
Definition: ngram_model_internal.h:72
cmd_ln_t
Opaque structure used to hold the results of command-line parsing.
ngram_funcs_s
Implementation-specific functions for operating on ngram_model_t objects.
Definition: ngram_model_internal.h:110
ngram_model_s
Common implementation of ngram_model_t.
Definition: ngram_model_internal.h:55