00001 /* 00002 * AAC Spectral Band Replication function declarations 00003 * Copyright (c) 2008-2009 Robert Swain ( rob opendot cl ) 00004 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com> 00005 * 00006 * This file is part of FFmpeg. 00007 * 00008 * FFmpeg is free software; you can redistribute it and/or 00009 * modify it under the terms of the GNU Lesser General Public 00010 * License as published by the Free Software Foundation; either 00011 * version 2.1 of the License, or (at your option) any later version. 00012 * 00013 * FFmpeg is distributed in the hope that it will be useful, 00014 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00015 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00016 * Lesser General Public License for more details. 00017 * 00018 * You should have received a copy of the GNU Lesser General Public 00019 * License along with FFmpeg; if not, write to the Free Software 00020 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00021 */ 00022 00029 #ifndef AVCODEC_AACSBR_H 00030 #define AVCODEC_AACSBR_H 00031 00032 #include "get_bits.h" 00033 #include "aac.h" 00034 #include "sbr.h" 00035 00037 av_cold void ff_aac_sbr_init(void); 00039 av_cold void ff_aac_sbr_ctx_init(AACContext *ac, SpectralBandReplication *sbr); 00041 av_cold void ff_aac_sbr_ctx_close(SpectralBandReplication *sbr); 00043 int ff_decode_sbr_extension(AACContext *ac, SpectralBandReplication *sbr, 00044 GetBitContext *gb, int crc, int cnt, int id_aac); 00046 void ff_sbr_apply(AACContext *ac, SpectralBandReplication *sbr, int id_aac, 00047 float* L, float *R); 00048 00049 #endif /* AVCODEC_AACSBR_H */
1.5.8