1// Copyright 2022 Google Inc. All Rights Reserved.
2//
3// Use of this source code is governed by a BSD-style license
4// that can be found in the COPYING file in the root of the source
5// tree. An additional intellectual property rights grant can be found
6// in the file PATENTS. All contributing project authors may
7// be found in the AUTHORS file in the root of the source tree.
8// -----------------------------------------------------------------------------
9//
10// Speed-critical functions for Sharp YUV.
11
12#ifndef WEBP_SHARPYUV_SHARPYUV_DSP_H_
13#define WEBP_SHARPYUV_SHARPYUV_DSP_H_
14
15#include "sharpyuv/sharpyuv_cpu.h"
16#include "src/webp/types.h"
17
18extern uint64_t (*SharpYuvUpdateY)(const uint16_t* src, const uint16_t* ref,
19 uint16_t* dst, int len, int bit_depth);
20extern void (*SharpYuvUpdateRGB)(const int16_t* src, const int16_t* ref,
21 int16_t* dst, int len);
22extern void (*SharpYuvFilterRow)(const int16_t* A, const int16_t* B, int len,
23 const uint16_t* best_y, uint16_t* out,
24 int bit_depth);
25
26void SharpYuvInitDsp(void);
27
28#endif // WEBP_SHARPYUV_SHARPYUV_DSP_H_
29

source code of qtimageformats/src/3rdparty/libwebp/sharpyuv/sharpyuv_dsp.h