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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef SkPngFilters_DEFINED
#define SkPngFilters_DEFINED
#include "png.h"
#include "SkTypes.h"
// We don't bother specializing Up...
// it's so simple it's usually already perfectly autovectorized.
// These all require bpp=3 (i.e. RGB).
void sk_sub3_sse2(png_row_infop, uint8_t*, const uint8_t*);
void sk_avg3_sse2(png_row_infop, uint8_t*, const uint8_t*);
void sk_paeth3_sse2(png_row_infop, uint8_t*, const uint8_t*);
// These all require bpp=4 (i.e. RGBA).
void sk_sub4_sse2(png_row_infop, uint8_t*, const uint8_t*);
void sk_avg4_sse2(png_row_infop, uint8_t*, const uint8_t*);
void sk_paeth4_sse2(png_row_infop, uint8_t*, const uint8_t*);
#endif//SkPngFilterOpts_DEFINED
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