From e29af81818b49d5586d6e1a0c91bf1ce4a576a09 Mon Sep 17 00:00:00 2001 From: Alex Converse Date: Wed, 23 Jun 2010 19:30:01 +0000 Subject: aactab: Tablegenify ff_aac_pow2sf_tab. Originally committed as revision 23740 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/aac_tablegen.h | 42 ++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+) create mode 100644 libavcodec/aac_tablegen.h (limited to 'libavcodec/aac_tablegen.h') diff --git a/libavcodec/aac_tablegen.h b/libavcodec/aac_tablegen.h new file mode 100644 index 0000000000..630071dd1d --- /dev/null +++ b/libavcodec/aac_tablegen.h @@ -0,0 +1,42 @@ +/* + * Header file for hardcoded AAC tables + * + * Copyright (c) 2010 Alex Converse + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AAC_TABLEGEN_H +#define AAC_TABLEGEN_H + +#include "aac_tablegen_decl.h" + +#if CONFIG_HARDCODED_TABLES +#include "libavcodec/aac_tables.h" +#else +#include "../libavutil/mathematics.h" +float ff_aac_pow2sf_tab[428]; + +void ff_aac_tableinit(void) +{ + int i; + for (i = 0; i < 428; i++) + ff_aac_pow2sf_tab[i] = pow(2, (i - 200) / 4.); +} +#endif /* CONFIG_HARDCODED_TABLES */ + +#endif /* AAC_TABLEGEN_H */ -- cgit v1.2.3