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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 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 CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ | 5 #ifndef CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ |
6 #define CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ | 6 #define CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ |
7 | 7 |
| 8 #include "base/macros.h" |
8 #include "chrome/browser/thumbnails/thumbnailing_algorithm.h" | 9 #include "chrome/browser/thumbnails/thumbnailing_algorithm.h" |
9 | 10 |
10 namespace thumbnails { | 11 namespace thumbnails { |
11 | 12 |
12 // Encapsulates a method of creating a thumbnail from a captured tab shot which | 13 // Encapsulates a method of creating a thumbnail from a captured tab shot which |
13 // attempts to preserve only relevant fragments of the original image. | 14 // attempts to preserve only relevant fragments of the original image. |
14 // The algorithm detects areas of high activity at low resolution and discards | 15 // The algorithm detects areas of high activity at low resolution and discards |
15 // rows and columns which do not intersect with these areas. | 16 // rows and columns which do not intersect with these areas. |
16 class ContentBasedThumbnailingAlgorithm : public ThumbnailingAlgorithm { | 17 class ContentBasedThumbnailingAlgorithm : public ThumbnailingAlgorithm { |
17 public: | 18 public: |
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52 ClipResult* clip_result); | 53 ClipResult* clip_result); |
53 | 54 |
54 const gfx::Size target_size_; | 55 const gfx::Size target_size_; |
55 | 56 |
56 DISALLOW_COPY_AND_ASSIGN(ContentBasedThumbnailingAlgorithm); | 57 DISALLOW_COPY_AND_ASSIGN(ContentBasedThumbnailingAlgorithm); |
57 }; | 58 }; |
58 | 59 |
59 } // namespace thumbnails | 60 } // namespace thumbnails |
60 | 61 |
61 #endif // CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ | 62 #endif // CHROME_BROWSER_THUMBNAILS_CONTENT_BASED_THUMBNAILING_ALGORITHM_H_ |
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