yading@10: /*
yading@10:  * AAC Spectral Band Replication function declarations
yading@10:  * Copyright (c) 2008-2009 Robert Swain ( rob opendot cl )
yading@10:  * Copyright (c) 2010      Alex Converse <alex.converse@gmail.com>
yading@10:  *
yading@10:  * This file is part of FFmpeg.
yading@10:  *
yading@10:  * FFmpeg is free software; you can redistribute it and/or
yading@10:  * modify it under the terms of the GNU Lesser General Public
yading@10:  * License as published by the Free Software Foundation; either
yading@10:  * version 2.1 of the License, or (at your option) any later version.
yading@10:  *
yading@10:  * FFmpeg is distributed in the hope that it will be useful,
yading@10:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
yading@10:  * Lesser General Public License for more details.
yading@10:  *
yading@10:  * You should have received a copy of the GNU Lesser General Public
yading@10:  * License along with FFmpeg; if not, write to the Free Software
yading@10:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10:  */
yading@10: 
yading@10: /**
yading@10:  * @file
yading@10:  * AAC Spectral Band Replication function declarations
yading@10:  * @author Robert Swain ( rob opendot cl )
yading@10:  */
yading@10: 
yading@10: #ifndef AVCODEC_AACSBR_H
yading@10: #define AVCODEC_AACSBR_H
yading@10: 
yading@10: #include "get_bits.h"
yading@10: #include "aac.h"
yading@10: #include "sbr.h"
yading@10: 
yading@10: /** Initialize SBR. */
yading@10: void ff_aac_sbr_init(void);
yading@10: /** Initialize one SBR context. */
yading@10: void ff_aac_sbr_ctx_init(AACContext *ac, SpectralBandReplication *sbr);
yading@10: /** Close one SBR context. */
yading@10: void ff_aac_sbr_ctx_close(SpectralBandReplication *sbr);
yading@10: /** Decode one SBR element. */
yading@10: int ff_decode_sbr_extension(AACContext *ac, SpectralBandReplication *sbr,
yading@10:                             GetBitContext *gb, int crc, int cnt, int id_aac);
yading@10: /** Apply one SBR element to one AAC element. */
yading@10: void ff_sbr_apply(AACContext *ac, SpectralBandReplication *sbr, int id_aac,
yading@10:                   float* L, float *R);
yading@10: 
yading@10: void ff_aacsbr_func_ptr_init_mips(AACSBRContext *c);
yading@10: 
yading@10: #endif /* AVCODEC_AACSBR_H */