mirror of
https://github.com/godotengine/godot.git
synced 2024-11-21 03:18:37 +08:00
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
// Copyright 2013 Google Inc. All Rights Reserved.
|
|
//
|
|
// Use of this source code is governed by a BSD-style license
|
|
// that can be found in the COPYING file in the root of the source
|
|
// tree. An additional intellectual property rights grant can be found
|
|
// in the file PATENTS. All contributing project authors may
|
|
// be found in the AUTHORS file in the root of the source tree.
|
|
// -----------------------------------------------------------------------------
|
|
//
|
|
// Alpha plane de-quantization utility
|
|
//
|
|
// Author: Vikas Arora (vikasa@google.com)
|
|
|
|
#ifndef WEBP_UTILS_QUANT_LEVELS_DEC_H_
|
|
#define WEBP_UTILS_QUANT_LEVELS_DEC_H_
|
|
|
|
#include "../webp/types.h"
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
// Apply post-processing to input 'data' of size 'width'x'height' assuming that
|
|
// the source was quantized to a reduced number of levels. 'stride' is in bytes.
|
|
// Strength is in [0..100] and controls the amount of dithering applied.
|
|
// Returns false in case of error (data is NULL, invalid parameters,
|
|
// malloc failure, ...).
|
|
int WebPDequantizeLevels(uint8_t* const data, int width, int height, int stride,
|
|
int strength);
|
|
|
|
#ifdef __cplusplus
|
|
} // extern "C"
|
|
#endif
|
|
|
|
#endif /* WEBP_UTILS_QUANT_LEVELS_DEC_H_ */
|