From 8e94244f86e657e4113e35438e59cf5771882b25 Mon Sep 17 00:00:00 2001 From: Aki Date: Sun, 3 Mar 2024 12:51:03 +0100 Subject: libogg and libvorbis are no longer part of this source tree --- contrib/vorbis/lib/mdct.h | 70 ----------------------------------------------- 1 file changed, 70 deletions(-) delete mode 100644 contrib/vorbis/lib/mdct.h (limited to 'contrib/vorbis/lib/mdct.h') diff --git a/contrib/vorbis/lib/mdct.h b/contrib/vorbis/lib/mdct.h deleted file mode 100644 index 3b8c9ba..0000000 --- a/contrib/vorbis/lib/mdct.h +++ /dev/null @@ -1,70 +0,0 @@ -/******************************************************************** - * * - * 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 1994-2009 * - * by the Xiph.Org Foundation http://www.xiph.org/ * - * * - ******************************************************************** - - function: modified discrete cosine transform prototypes - - ********************************************************************/ - -#ifndef _OGG_mdct_H_ -#define _OGG_mdct_H_ - -#include "vorbis/codec.h" - - - - - -/*#define MDCT_INTEGERIZED <- be warned there could be some hurt left here*/ -#ifdef MDCT_INTEGERIZED - -#define DATA_TYPE int -#define REG_TYPE register int -#define TRIGBITS 14 -#define cPI3_8 6270 -#define cPI2_8 11585 -#define cPI1_8 15137 - -#define FLOAT_CONV(x) ((int)((x)*(1<>TRIGBITS) -#define HALVE(x) ((x)>>1) - -#else - -#define DATA_TYPE float -#define REG_TYPE float -#define cPI3_8 .38268343236508977175F -#define cPI2_8 .70710678118654752441F -#define cPI1_8 .92387953251128675613F - -#define FLOAT_CONV(x) (x) -#define MULT_NORM(x) (x) -#define HALVE(x) ((x)*.5f) - -#endif - - -typedef struct { - int n; - int log2n; - - DATA_TYPE *trig; - int *bitrev; - - DATA_TYPE scale; -} mdct_lookup; - -extern void mdct_init(mdct_lookup *lookup,int n); -extern void mdct_clear(mdct_lookup *l); -extern void mdct_forward(mdct_lookup *init, DATA_TYPE *in, DATA_TYPE *out); -extern void mdct_backward(mdct_lookup *init, DATA_TYPE *in, DATA_TYPE *out); - -#endif -- cgit v1.1