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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef CC_TEST_PIXEL_TEST_UTILS_H_ | 5 #ifndef CC_TEST_PIXEL_TEST_UTILS_H_ |
6 #define CC_TEST_PIXEL_TEST_UTILS_H_ | 6 #define CC_TEST_PIXEL_TEST_UTILS_H_ |
7 | 7 |
8 #include "base/files/file_path.h" | 8 #include "base/files/file_path.h" |
9 #include "cc/test/pixel_comparator.h" | 9 #include "cc/test/pixel_comparator.h" |
10 | 10 |
11 class SkBitmap; | 11 class SkBitmap; |
12 | 12 |
13 namespace cc { | 13 namespace cc { |
14 | 14 |
15 // Encodes a bitmap into a PNG and write to disk. Returns true on success. The | 15 // Encodes a bitmap into a PNG and write to disk. Returns true on success. The |
16 // parent directory does not have to exist. | 16 // parent directory does not have to exist. |
17 bool WritePNGFile(const SkBitmap& bitmap, const base::FilePath& file_path, | 17 bool WritePNGFile(const SkBitmap& bitmap, const base::FilePath& file_path, |
18 bool discard_transparency); | 18 bool discard_transparency); |
19 | 19 |
20 // Reads and decodes a PNG image to a bitmap. Returns true on success. The PNG | 20 // Reads and decodes a PNG image to a bitmap. Returns true on success. The PNG |
21 // should have been encoded using |gfx::PNGCodec::Encode|. | 21 // should have been encoded using |gfx::PNGCodec::Encode|. |
22 bool ReadPNGFile(const base::FilePath& file_path, SkBitmap* bitmap); | 22 bool ReadPNGFile(const base::FilePath& file_path, SkBitmap* bitmap); |
23 | 23 |
| 24 std::string GetPNGDataUrl(const SkBitmap& bitmap); |
| 25 |
24 // Compares with a PNG file on disk using the given PixelComparator, and returns | 26 // Compares with a PNG file on disk using the given PixelComparator, and returns |
25 // true if the comparator returns a match. |ref_img_path| is absolute. | 27 // true if the comparator returns a match. |ref_img_path| is absolute. |
26 bool MatchesPNGFile(const SkBitmap& gen_bmp, | 28 bool MatchesPNGFile(const SkBitmap& gen_bmp, |
27 base::FilePath ref_img_path, | 29 base::FilePath ref_img_path, |
28 const PixelComparator& comparator); | 30 const PixelComparator& comparator); |
29 | 31 |
30 } // namespace cc | 32 } // namespace cc |
31 | 33 |
32 #endif // CC_TEST_PIXEL_TEST_UTILS_H_ | 34 #endif // CC_TEST_PIXEL_TEST_UTILS_H_ |
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