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1 /* | |
2 * Copyright 2016 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #ifndef SkPngFilters_DEFINED | |
9 #define SkPngFilters_DEFINED | |
10 | |
11 #include "png.h" | |
12 #include "SkTypes.h" | |
13 | |
14 // We don't bother specializing Up... | |
15 // it's so simple it's usually already perfectly autovectorized. | |
16 | |
17 // These all require bpp=3 (i.e. RGB). | |
18 void sk_sub3_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
19 void sk_avg3_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
20 void sk_paeth3_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
21 | |
22 // These all require bpp=4 (i.e. RGBA). | |
23 void sk_sub4_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
24 void sk_avg4_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
25 void sk_paeth4_sse2(png_row_infop, uint8_t*, const uint8_t*); | |
26 | |
27 #endif//SkPngFilterOpts_DEFINED | |
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