1/******************************************************************** 2 * * 3 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. * 4 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS * 5 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE * 6 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. * 7 * * 8 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2001 * 9 * by the Xiph.Org Foundation http://www.xiph.org/ * 10 * * 11 ******************************************************************** 12 13 function: utility functions for loading .vqh and .vqd files 14 last mod: $Id: bookutil.h 13293 2007-07-24 00:09:47Z xiphmont $ 15 16 ********************************************************************/ 17 18#ifndef _V_BOOKUTIL_H_ 19#define _V_BOOKUTIL_H_ 20 21#include <stdio.h> 22#include <sys/time.h> 23 24#include "localcodebook.h" 25 26extern char *get_line(FILE *in); 27extern char *setup_line(FILE *in); 28extern int get_line_value(FILE *in,float *value); 29extern int get_next_value(FILE *in,float *value); 30extern int get_next_ivalue(FILE *in,long *ivalue); 31extern void reset_next_value(void); 32extern int get_vector(codebook *b,FILE *in,int start,int num,float *a); 33extern char *find_seek_to(FILE *in,char *s); 34 35extern codebook *codebook_load(char *filename); 36extern void write_codebook(FILE *out,char *name,const static_codebook *c); 37 38extern void spinnit(char *s,int n); 39extern void build_tree_from_lengths(int vals, long *hist, long *lengths); 40extern void build_tree_from_lengths0(int vals, long *hist, long *lengths); 41 42#endif 43 44