From a68df043bfbc7f8f38332143577877846631eca4 Mon Sep 17 00:00:00 2001 From: Michał Cichoń Date: Tue, 25 Aug 2015 19:58:37 +0200 Subject: Update build environment - remove faad2 - remove mad - remove polarssl - remove pthreads - add libcurl - add vtparse with UTF8 support - update project to use Visual Studio 2015 --- faad2/src/libfaad/is.c | 109 ------------------------------------------------- 1 file changed, 109 deletions(-) delete mode 100644 faad2/src/libfaad/is.c (limited to 'faad2/src/libfaad/is.c') diff --git a/faad2/src/libfaad/is.c b/faad2/src/libfaad/is.c deleted file mode 100644 index e6186a6..0000000 --- a/faad2/src/libfaad/is.c +++ /dev/null @@ -1,109 +0,0 @@ -/* -** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding -** Copyright (C) 2003-2005 M. Bakker, Nero AG, http://www.nero.com -** -** This program is free software; you can redistribute it and/or modify -** it under the terms of the GNU General Public License as published by -** the Free Software Foundation; either version 2 of the License, or -** (at your option) any later version. -** -** This program is distributed in the hope that it will be useful, -** but WITHOUT ANY WARRANTY; without even the implied warranty of -** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -** GNU General Public License for more details. -** -** You should have received a copy of the GNU General Public License -** along with this program; if not, write to the Free Software -** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. -** -** Any non-GPL usage of this software or parts of this software is strictly -** forbidden. -** -** The "appropriate copyright message" mentioned in section 2c of the GPLv2 -** must read: "Code from FAAD2 is copyright (c) Nero AG, www.nero.com" -** -** Commercial non-GPL licensing of this software is possible. -** For more info contact Nero AG through Mpeg4AAClicense@nero.com. -** -** $Id: is.c,v 1.28 2007/11/01 12:33:31 menno Exp $ -**/ - -#include "common.h" -#include "structs.h" - -#include "syntax.h" -#include "is.h" - -#ifdef FIXED_POINT -static real_t pow05_table[] = { - COEF_CONST(1.68179283050743), /* 0.5^(-3/4) */ - COEF_CONST(1.41421356237310), /* 0.5^(-2/4) */ - COEF_CONST(1.18920711500272), /* 0.5^(-1/4) */ - COEF_CONST(1.0), /* 0.5^( 0/4) */ - COEF_CONST(0.84089641525371), /* 0.5^(+1/4) */ - COEF_CONST(0.70710678118655), /* 0.5^(+2/4) */ - COEF_CONST(0.59460355750136) /* 0.5^(+3/4) */ -}; -#endif - -void is_decode(ic_stream *ics, ic_stream *icsr, real_t *l_spec, real_t *r_spec, - uint16_t frame_len) -{ - uint8_t g, sfb, b; - uint16_t i; -#ifndef FIXED_POINT - real_t scale; -#else - int32_t exp, frac; -#endif - - uint16_t nshort = frame_len/8; - uint8_t group = 0; - - for (g = 0; g < icsr->num_window_groups; g++) - { - /* Do intensity stereo decoding */ - for (b = 0; b < icsr->window_group_length[g]; b++) - { - for (sfb = 0; sfb < icsr->max_sfb; sfb++) - { - if (is_intensity(icsr, g, sfb)) - { -#ifdef MAIN_DEC - /* For scalefactor bands coded in intensity stereo the - corresponding predictors in the right channel are - switched to "off". - */ - ics->pred.prediction_used[sfb] = 0; - icsr->pred.prediction_used[sfb] = 0; -#endif - -#ifndef FIXED_POINT - scale = (real_t)pow(0.5, (0.25*icsr->scale_factors[g][sfb])); -#else - exp = icsr->scale_factors[g][sfb] >> 2; - frac = icsr->scale_factors[g][sfb] & 3; -#endif - - /* Scale from left to right channel, - do not touch left channel */ - for (i = icsr->swb_offset[sfb]; i < min(icsr->swb_offset[sfb+1], ics->swb_offset_max); i++) - { -#ifndef FIXED_POINT - r_spec[(group*nshort)+i] = MUL_R(l_spec[(group*nshort)+i], scale); -#else - if (exp < 0) - r_spec[(group*nshort)+i] = l_spec[(group*nshort)+i] << -exp; - else - r_spec[(group*nshort)+i] = l_spec[(group*nshort)+i] >> exp; - r_spec[(group*nshort)+i] = MUL_C(r_spec[(group*nshort)+i], pow05_table[frac + 3]); -#endif - if (is_intensity(icsr, g, sfb) != invert_intensity(ics, g, sfb)) - r_spec[(group*nshort)+i] = -r_spec[(group*nshort)+i]; - } - } - } - group++; - } - } -} -- cgit v1.2.3