ee3cf211c6
Note that there are two Godot-specific changes made to libwebp for the javascript/HTML5 platform. They are documented in the README.md.
36 lines
1.2 KiB
C++
36 lines
1.2 KiB
C++
// Copyright 2013 Google Inc. All Rights Reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the COPYING file in the root of the source
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// tree. An additional intellectual property rights grant can be found
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// in the file PATENTS. All contributing project authors may
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// be found in the AUTHORS file in the root of the source tree.
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// -----------------------------------------------------------------------------
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//
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// Alpha plane de-quantization utility
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//
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// Author: Vikas Arora (vikasa@google.com)
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#ifndef WEBP_UTILS_QUANT_LEVELS_DEC_H_
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#define WEBP_UTILS_QUANT_LEVELS_DEC_H_
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#include "../webp/types.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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// Apply post-processing to input 'data' of size 'width'x'height' assuming that
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// the source was quantized to a reduced number of levels. 'stride' is in bytes.
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// Strength is in [0..100] and controls the amount of dithering applied.
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// Returns false in case of error (data is NULL, invalid parameters,
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// malloc failure, ...).
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int WebPDequantizeLevels(uint8_t* const data, int width, int height, int stride,
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int strength);
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif /* WEBP_UTILS_QUANT_LEVELS_DEC_H_ */
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