| // Copyright 2013 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 SAMPLES_IMAGE_DIFF_PNG_H_ |
| #define SAMPLES_IMAGE_DIFF_PNG_H_ |
| |
| #include <stdlib.h> // for size_t. |
| |
| #include <vector> |
| |
| namespace image_diff_png { |
| |
| // Decode a PNG into an RGBA pixel array. |
| bool DecodePNG(const unsigned char* input, |
| size_t input_size, |
| std::vector<unsigned char>* output, |
| int* width, |
| int* height); |
| |
| // Encode an RGBA pixel array into a PNG. |
| bool EncodeRGBAPNG(const unsigned char* input, |
| int width, |
| int height, |
| int row_byte_width, |
| std::vector<unsigned char>* output); |
| |
| // Encode an BGRA pixel array into a PNG. |
| bool EncodeBGRAPNG(const unsigned char* input, |
| int width, |
| int height, |
| int row_byte_width, |
| bool discard_transparency, |
| std::vector<unsigned char>* output); |
| |
| } // namespace image_diff_png |
| |
| #endif // SAMPLES_IMAGE_DIFF_PNG_H_ |