| // Copyright (c) 2012 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 CC_TEST_PIXEL_TEST_UTILS_H_ |
| #define CC_TEST_PIXEL_TEST_UTILS_H_ |
| |
| #include "base/files/file_path.h" |
| #include "cc/test/pixel_comparator.h" |
| |
| class SkBitmap; |
| |
| namespace cc { |
| |
| // Encodes a bitmap into a PNG and write to disk. Returns true on success. The |
| // parent directory does not have to exist. |
| bool WritePNGFile(const SkBitmap& bitmap, const base::FilePath& file_path, |
| bool discard_transparency); |
| |
| // Reads and decodes a PNG image to a bitmap. Returns true on success. The PNG |
| // should have been encoded using |gfx::PNGCodec::Encode|. |
| bool ReadPNGFile(const base::FilePath& file_path, SkBitmap* bitmap); |
| |
| std::string GetPNGDataUrl(const SkBitmap& bitmap); |
| |
| // Compares with a PNG file on disk using the given PixelComparator, and returns |
| // true if the comparator returns a match. |ref_img_path| is absolute. |
| bool MatchesPNGFile(const SkBitmap& gen_bmp, |
| base::FilePath ref_img_path, |
| const PixelComparator& comparator); |
| |
| } // namespace cc |
| |
| #endif // CC_TEST_PIXEL_TEST_UTILS_H_ |