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40aa451154
Reviewed-by: Lynne <dev@lynne.ee> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/*
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* Opus Silk functions/definitions
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* Copyright (c) 2012 Andrew D'Addesio
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* Copyright (c) 2013-2014 Mozilla Corporation
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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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#ifndef AVCODEC_OPUS_SILK_H
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#define AVCODEC_OPUS_SILK_H
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#include "opus.h"
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#include "opus_rc.h"
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#define SILK_HISTORY 322
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#define SILK_MAX_LPC 16
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typedef struct SilkContext SilkContext;
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int ff_silk_init(void *logctx, SilkContext **ps, int output_channels);
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void ff_silk_free(SilkContext **ps);
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void ff_silk_flush(SilkContext *s);
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/**
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* Decode the LP layer of one Opus frame (which may correspond to several SILK
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* frames).
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*/
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int ff_silk_decode_superframe(SilkContext *s, OpusRangeCoder *rc,
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float *output[2],
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enum OpusBandwidth bandwidth, int coded_channels,
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int duration_ms);
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#endif /* AVCODEC_OPUS_SILK_H */
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