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50 lines
1.5 KiB
50 lines
1.5 KiB
/* |
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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 */
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