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ffmpeg / libavcodec / aacpsy.h @ 2912e87a

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/*
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 * AAC encoder psychoacoustic model
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 * Copyright (C) 2008 Konstantin Shishkov
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 *
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 * This file is part of Libav.
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 *
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 * Libav 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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 * Libav 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 Libav; 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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#ifndef AVCODEC_AACPSY_H
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#define AVCODEC_AACPSY_H
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#include "avcodec.h"
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#include "aac.h"
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//#include "lowpass.h"
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enum AACPsyModelType{
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    AAC_PSY_TEST,              ///< a sample model to exercise encoder
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    AAC_PSY_3GPP,              ///< model following recommendations from 3GPP TS 26.403
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    AAC_NB_PSY_MODELS          ///< total number of psychoacoustic models, since it's not a part of the ABI new models can be added freely
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};
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/**
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 * context used by psychoacoustic model
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 */
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typedef struct AACPsyContext {
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    AVCodecContext *avctx;            ///< encoder context
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}AACPsyContext;
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/**
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 * Cleanup model context at the end.
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 *
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 * @param ctx model context
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 */
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void ff_aac_psy_end(AACPsyContext *ctx);
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#endif /* AVCODEC_AACPSY_H */