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Issue 547: Added filter prior to encoding giving BDR gains on certain sequences like KristenAndSara.
Patch Set: Added filter prior to encoding giving BDR gains on certain sequences like KristenAndSara. Created 4 years, 5 months ago
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1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /*Daala video codec
3 Copyright (c) 2006-2014 Daala project contributors. All rights reserved.
4
5 Redistribution and use in source and binary forms, with or without
6 modification, are permitted provided that the following conditions are met:
7
8 - Redistributions of source code must retain the above copyright notice, this
9 list of conditions and the following disclaimer.
10
11 - Redistributions in binary form must reproduce the above copyright notice,
12 this list of conditions and the following disclaimer in the documentation
13 and/or other materials provided with the distribution.
14
15 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS “AS IS”
16 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
19 FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.*/
25
26
27 #if !defined(_prefilter_H)
28
29 /* Apply a filter helping the encoder to avoid spending bits on static video */
30 void pre_filter(unsigned char *yf, unsigned char *uf, unsigned char *vf,
31 unsigned char *yc, unsigned char *uc, unsigned char *vc,
32 unsigned char *yp, unsigned char *up, unsigned char *vp,
33 int w, int h, int strength);
34 #endif
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