1 /********************************************************************
3 * THIS FILE IS PART OF THE Ogg Vorbis SOFTWARE CODEC SOURCE CODE. *
4 * USE, DISTRIBUTION AND REPRODUCTION OF THIS SOURCE IS GOVERNED BY *
5 * THE GNU PUBLIC LICENSE 2, WHICH IS INCLUDED WITH THIS SOURCE. *
6 * PLEASE READ THESE TERMS DISTRIBUTING. *
8 * THE OggSQUISH SOURCE CODE IS (C) COPYRIGHT 1994-1999 *
9 * by 1999 Monty <monty@xiph.org> and The XIPHOPHORUS Company *
10 * http://www.xiph.org/ *
12 ********************************************************************
14 function: prototypes for extermal metrics specific to data type
16 ********************************************************************/
23 extern char *vqext_booktype;
30 extern double vqext_metric(vqgen *v,double *b, double *a);
31 extern quant_return vqext_quantize(vqgen *v,int quantbits);
32 extern void vqext_unquantize(vqgen *v,quant_return *q);
33 extern void vqext_adjdata(double *b,int start,int dim);