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103 lines
3.9 KiB
C
103 lines
3.9 KiB
C
/*
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* Copyright (c) 2013
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* MIPS Technologies, Inc., California.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the MIPS Technologies, Inc., nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE MIPS TECHNOLOGIES, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE MIPS TECHNOLOGIES, INC. BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* AAC decoder fixed-point implementation
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*
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* Copyright (c) 2005-2006 Oded Shimon ( ods15 ods15 dyndns org )
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* Copyright (c) 2006-2007 Maxim Gavrilov ( maxim.gavrilov gmail com )
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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/**
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* @file
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* AAC decoder
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* @author Oded Shimon ( ods15 ods15 dyndns org )
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* @author Maxim Gavrilov ( maxim.gavrilov gmail com )
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*
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* Fixed point implementation
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* @author Stanislav Ocovaj ( stanislav.ocovaj imgtec com )
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*/
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#define USE_FIXED 1
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#include "libavutil/fixed_dsp.h"
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#include "avcodec.h"
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#include "codec_internal.h"
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#include "get_bits.h"
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#include "aac.h"
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#include "aacdec.h"
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#include "aactab.h"
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#include "aac/aacdec_tab.h"
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#include "adts_header.h"
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#include "cbrt_data.h"
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#include "aacsbr.h"
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#include "mpeg4audio.h"
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#include "profiles.h"
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#include "libavutil/intfloat.h"
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#include <math.h>
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#include <string.h>
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#include "aacdec_template.c"
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const FFCodec ff_aac_fixed_decoder = {
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.p.name = "aac_fixed",
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CODEC_LONG_NAME("AAC (Advanced Audio Coding)"),
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.p.type = AVMEDIA_TYPE_AUDIO,
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.p.id = AV_CODEC_ID_AAC,
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.p.priv_class = &ff_aac_decoder_class,
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.priv_data_size = sizeof(AACDecContext),
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.init = aac_decode_init,
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.close = ff_aac_decode_close,
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FF_CODEC_DECODE_CB(aac_decode_frame),
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.p.sample_fmts = (const enum AVSampleFormat[]) {
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AV_SAMPLE_FMT_S32P, AV_SAMPLE_FMT_NONE
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},
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.p.capabilities = AV_CODEC_CAP_CHANNEL_CONF | AV_CODEC_CAP_DR1,
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.caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
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.p.ch_layouts = ff_aac_ch_layout,
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.p.profiles = NULL_IF_CONFIG_SMALL(ff_aac_profiles),
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.flush = flush,
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};
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