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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 #include "chrome/utility/extensions/unpacker.h" | 5 #include "chrome/utility/extensions/unpacker.h" |
6 | 6 |
7 #include <set> | 7 #include <set> |
8 | 8 |
9 #include "base/file_util.h" | 9 #include "base/file_util.h" |
10 #include "base/files/file_enumerator.h" | 10 #include "base/files/file_enumerator.h" |
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39 | 39 |
40 namespace { | 40 namespace { |
41 | 41 |
42 // A limit to stop us passing dangerously large canvases to the browser. | 42 // A limit to stop us passing dangerously large canvases to the browser. |
43 const int kMaxImageCanvas = 4096 * 4096; | 43 const int kMaxImageCanvas = 4096 * 4096; |
44 | 44 |
45 SkBitmap DecodeImage(const base::FilePath& path) { | 45 SkBitmap DecodeImage(const base::FilePath& path) { |
46 // Read the file from disk. | 46 // Read the file from disk. |
47 std::string file_contents; | 47 std::string file_contents; |
48 if (!base::PathExists(path) || | 48 if (!base::PathExists(path) || |
49 !file_util::ReadFileToString(path, &file_contents)) { | 49 !base::ReadFileToString(path, &file_contents)) { |
50 return SkBitmap(); | 50 return SkBitmap(); |
51 } | 51 } |
52 | 52 |
53 // Decode the image using WebKit's image decoder. | 53 // Decode the image using WebKit's image decoder. |
54 const unsigned char* data = | 54 const unsigned char* data = |
55 reinterpret_cast<const unsigned char*>(file_contents.data()); | 55 reinterpret_cast<const unsigned char*>(file_contents.data()); |
56 SkBitmap bitmap = content::DecodeImage(data, | 56 SkBitmap bitmap = content::DecodeImage(data, |
57 gfx::Size(), | 57 gfx::Size(), |
58 file_contents.length()); | 58 file_contents.length()); |
59 Sk64 bitmap_size = bitmap.getSize64(); | 59 Sk64 bitmap_size = bitmap.getSize64(); |
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315 | 315 |
316 void Unpacker::SetError(const std::string &error) { | 316 void Unpacker::SetError(const std::string &error) { |
317 SetUTF16Error(UTF8ToUTF16(error)); | 317 SetUTF16Error(UTF8ToUTF16(error)); |
318 } | 318 } |
319 | 319 |
320 void Unpacker::SetUTF16Error(const string16 &error) { | 320 void Unpacker::SetUTF16Error(const string16 &error) { |
321 error_message_ = error; | 321 error_message_ = error; |
322 } | 322 } |
323 | 323 |
324 } // namespace extensions | 324 } // namespace extensions |
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