The Tor Browser / file comparison
comparison: media/libopus/celt/laplace.h
media/libopus/celt/laplace.h
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
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| -1:000000000000 | 0:69d399e07a00 |
|---|---|
| 1 /* Copyright (c) 2007 CSIRO | |
| 2 Copyright (c) 2007-2009 Xiph.Org Foundation | |
| 3 Written by Jean-Marc Valin */ | |
| 4 /* | |
| 5 Redistribution and use in source and binary forms, with or without | |
| 6 modification, are permitted provided that the following conditions | |
| 7 are met: | |
| 8 | |
| 9 - Redistributions of source code must retain the above copyright | |
| 10 notice, this list of conditions and the following disclaimer. | |
| 11 | |
| 12 - Redistributions in binary form must reproduce the above copyright | |
| 13 notice, this list of conditions and the following disclaimer in the | |
| 14 documentation and/or other materials provided with the distribution. | |
| 15 | |
| 16 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
| 17 ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
| 18 LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
| 19 A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER | |
| 20 OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | |
| 21 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | |
| 22 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | |
| 23 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF | |
| 24 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING | |
| 25 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 26 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 27 */ | |
| 28 | |
| 29 #include "entenc.h" | |
| 30 #include "entdec.h" | |
| 31 | |
| 32 /** Encode a value that is assumed to be the realisation of a | |
| 33 Laplace-distributed random process | |
| 34 @param enc Entropy encoder state | |
| 35 @param value Value to encode | |
| 36 @param fs Probability of 0, multiplied by 32768 | |
| 37 @param decay Probability of the value +/- 1, multiplied by 16384 | |
| 38 */ | |
| 39 void ec_laplace_encode(ec_enc *enc, int *value, unsigned fs, int decay); | |
| 40 | |
| 41 /** Decode a value that is assumed to be the realisation of a | |
| 42 Laplace-distributed random process | |
| 43 @param dec Entropy decoder state | |
| 44 @param fs Probability of 0, multiplied by 32768 | |
| 45 @param decay Probability of the value +/- 1, multiplied by 16384 | |
| 46 @return Value decoded | |
| 47 */ | |
| 48 int ec_laplace_decode(ec_dec *dec, unsigned fs, int decay); |
