libs/libvorbis-1.3.2/vq/bookutil.h

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2017-01-10 04:08:49 +00:00
/********************************************************************
* *
* THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
* *
* THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 *
* by the Xiph.Org Foundation http://www.xiph.org/ *
* *
********************************************************************
function: utility functions for loading .vqh and .vqd files
last mod: $Id: bookutil.h 13293 2007-07-24 00:09:47Z xiphmont $
********************************************************************/
#ifndef _V_BOOKUTIL_H_
#define _V_BOOKUTIL_H_
#include <stdio.h>
#include <sys/time.h>
#include "localcodebook.h"
extern char *get_line(FILE *in);
extern char *setup_line(FILE *in);
extern int get_line_value(FILE *in,float *value);
extern int get_next_value(FILE *in,float *value);
extern int get_next_ivalue(FILE *in,long *ivalue);
extern void reset_next_value(void);
extern int get_vector(codebook *b,FILE *in,int start,int num,float *a);
extern char *find_seek_to(FILE *in,char *s);
extern codebook *codebook_load(char *filename);
extern void write_codebook(FILE *out,char *name,const static_codebook *c);
extern void spinnit(char *s,int n);
extern void build_tree_from_lengths(int vals, long *hist, long *lengths);
extern void build_tree_from_lengths0(int vals, long *hist, long *lengths);
#endif