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49bc642b06
Updates our copy of the libopus reference implementation to match http://tools.ietf.org/html/draft-ietf-codec-opus-12 This uses the v0.9.10/draft-12 tag from the upstream git repo. Summary of changes: - License header updates - Warning fixes - Comment improvements
54 lines
2.1 KiB
C
54 lines
2.1 KiB
C
/* Copyright (c) 2007-2008 CSIRO
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Copyright (c) 2007-2009 Xiph.Org Foundation
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Copyright (c) 2007-2009 Timothy B. Terriberry
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Written by Timothy B. Terriberry and Jean-Marc Valin */
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/*
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions
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are met:
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- Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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- Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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- Neither the name of Internet Society, IETF or IETF Trust, nor the
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names of specific contributors, may be used to endorse or promote
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products derived from this software without specific prior written
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permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef CWRS_H
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#define CWRS_H
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#include "arch.h"
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#include "stack_alloc.h"
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#include "entenc.h"
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#include "entdec.h"
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#ifdef CUSTOM_MODES
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int log2_frac(opus_uint32 val, int frac);
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#endif
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void get_required_bits(opus_int16 *bits, int N, int K, int frac);
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void encode_pulses(const int *_y, int N, int K, ec_enc *enc);
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void decode_pulses(int *_y, int N, int K, ec_dec *dec);
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#endif /* CWRS_H */
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