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https://github.com/FFmpeg/FFmpeg.git
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e846617b82
Reviewed-by: Lynne <dev@lynne.ee> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* Opus common header
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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_H
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#define AVCODEC_OPUS_H
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#include <stdint.h>
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#define OPUS_MAX_FRAME_SIZE 1275
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#define OPUS_MAX_FRAMES 48
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#define OPUS_MAX_PACKET_DUR 5760
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#define OPUS_TS_HEADER 0x7FE0 // 0x3ff (11 bits)
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#define OPUS_TS_MASK 0xFFE0 // top 11 bits
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static const uint8_t opus_default_extradata[30] = {
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'O', 'p', 'u', 's', 'H', 'e', 'a', 'd',
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1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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};
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enum OpusMode {
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OPUS_MODE_SILK,
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OPUS_MODE_HYBRID,
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OPUS_MODE_CELT,
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OPUS_MODE_NB
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};
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enum OpusBandwidth {
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OPUS_BANDWIDTH_NARROWBAND,
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OPUS_BANDWIDTH_MEDIUMBAND,
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OPUS_BANDWIDTH_WIDEBAND,
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OPUS_BANDWIDTH_SUPERWIDEBAND,
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OPUS_BANDWIDTH_FULLBAND,
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OPUS_BANDWITH_NB
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};
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#endif /* AVCODEC_OPUS_H */
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