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59 lines
1.7 KiB
59 lines
1.7 KiB
/* |
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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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