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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef WEBKIT_SUPPORT_WEBKIT_SUPPORT_GFX_H_
#define WEBKIT_SUPPORT_WEBKIT_SUPPORT_GFX_H_
#include <vector>
#include "gfx/codec/png_codec.h"
namespace webkit_support {
// Decode a PNG into an RGBA pixel array.
inline bool DecodePNG(const unsigned char* input, size_t input_size,
std::vector<unsigned char>* output,
int* width, int* height) {
return gfx::PNGCodec::Decode(input, input_size, gfx::PNGCodec::FORMAT_RGBA,
output, width, height);
}
// Encode an RGBA pixel array into a PNG.
inline bool EncodeRGBAPNG(const unsigned char* input, int width, int height,
int row_byte_width,
std::vector<unsigned char>* output) {
return gfx::PNGCodec::Encode(input, gfx::PNGCodec::FORMAT_RGBA, width,
height, row_byte_width, false, output);
}
// Encode an BGRA pixel array into a PNG.
inline bool EncodeBGRAPNG(const unsigned char* input, int width, int height,
int row_byte_width, bool discard_transparency,
std::vector<unsigned char>* output) {
return gfx::PNGCodec::Encode(input, gfx::PNGCodec::FORMAT_BGRA, width,
height, row_byte_width, discard_transparency,
output);
}
} // namespace webkit_support
#endif // WEBKIT_SUPPORT_WEBKIT_SUPPORT_GFX_H_