From 8992cb1d0d07edc33d274f6d7924ecdf6f83d994 Mon Sep 17 00:00:00 2001 From: Tim Redfern Date: Thu, 5 Sep 2013 17:57:22 +0100 Subject: making act segmenter --- ffmpeg/libavcodec/aactab.h | 77 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 77 insertions(+) create mode 100644 ffmpeg/libavcodec/aactab.h (limited to 'ffmpeg/libavcodec/aactab.h') diff --git a/ffmpeg/libavcodec/aactab.h b/ffmpeg/libavcodec/aactab.h new file mode 100644 index 0000000..6ed3b4a --- /dev/null +++ b/ffmpeg/libavcodec/aactab.h @@ -0,0 +1,77 @@ +/* + * AAC data declarations + * Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org ) + * Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com ) + * + * 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 + */ + +/** + * @file + * AAC data declarations + * @author Oded Shimon ( ods15 ods15 dyndns org ) + * @author Maxim Gavrilov ( maxim.gavrilov gmail com ) + */ + +#ifndef AVCODEC_AACTAB_H +#define AVCODEC_AACTAB_H + +#include "libavutil/mem.h" +#include "aac.h" +#include "aac_tablegen_decl.h" + +#include + +/* NOTE: + * Tables in this file are used by the AAC decoder and will be used by the AAC + * encoder. + */ + +/* @name window coefficients + * @{ + */ +DECLARE_ALIGNED(32, extern float, ff_aac_kbd_long_1024)[1024]; +DECLARE_ALIGNED(32, extern float, ff_aac_kbd_short_128)[128]; +// @} + +/* @name number of scalefactor window bands for long and short transform windows respectively + * @{ + */ +extern const uint8_t ff_aac_num_swb_1024[]; +extern const uint8_t ff_aac_num_swb_128 []; +// @} + +extern const uint8_t ff_aac_pred_sfb_max []; + +extern const uint32_t ff_aac_scalefactor_code[121]; +extern const uint8_t ff_aac_scalefactor_bits[121]; + +extern const uint16_t * const ff_aac_spectral_codes[11]; +extern const uint8_t * const ff_aac_spectral_bits [11]; +extern const uint16_t ff_aac_spectral_sizes[11]; + +extern const float *ff_aac_codebook_vectors[]; +extern const float *ff_aac_codebook_vector_vals[]; +extern const uint16_t *ff_aac_codebook_vector_idx[]; + +extern const uint16_t * const ff_swb_offset_1024[13]; +extern const uint16_t * const ff_swb_offset_128 [13]; + +extern const uint8_t ff_tns_max_bands_1024[13]; +extern const uint8_t ff_tns_max_bands_128 [13]; + +#endif /* AVCODEC_AACTAB_H */ -- cgit v1.2.3