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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 "components/suggestions/image_encoder.h" | 5 #include "components/suggestions/image_encoder.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #import <UIKit/UIKit.h> | 8 #import <UIKit/UIKit.h> |
9 | 9 |
10 #include "base/mac/scoped_cftyperef.h" | 10 #include "base/mac/scoped_cftyperef.h" |
11 #include "base/memory/ptr_util.h" | 11 #include "base/memory/ptr_util.h" |
12 #include "skia/ext/skia_utils_ios.h" | 12 #include "skia/ext/skia_utils_ios.h" |
13 | 13 |
14 namespace suggestions { | 14 namespace suggestions { |
15 | 15 |
16 std::unique_ptr<SkBitmap> DecodeJPEGToSkBitmap(const void* encoded_data, | 16 std::unique_ptr<SkBitmap> DecodeJPEGToSkBitmap(const void* encoded_data, |
17 size_t size) { | 17 size_t size) { |
18 NSData* data = [NSData dataWithBytes:encoded_data length:size]; | 18 NSData* data = [NSData dataWithBytes:encoded_data length:size]; |
19 UIImage* image = [UIImage imageWithData:data scale:1.0]; | 19 UIImage* image = [UIImage imageWithData:data scale:1.0]; |
20 return base::WrapUnique( | 20 return base::MakeUnique<SkBitmap>( |
21 new SkBitmap(skia::CGImageToSkBitmap(image.CGImage, [image size], YES))); | 21 skia::CGImageToSkBitmap(image.CGImage, [image size], YES)); |
22 } | 22 } |
23 | 23 |
24 bool EncodeSkBitmapToJPEG(const SkBitmap& bitmap, | 24 bool EncodeSkBitmapToJPEG(const SkBitmap& bitmap, |
25 std::vector<unsigned char>* dest) { | 25 std::vector<unsigned char>* dest) { |
26 base::ScopedCFTypeRef<CGColorSpaceRef> color_space( | 26 base::ScopedCFTypeRef<CGColorSpaceRef> color_space( |
27 CGColorSpaceCreateDeviceRGB()); | 27 CGColorSpaceCreateDeviceRGB()); |
28 UIImage* image = | 28 UIImage* image = |
29 skia::SkBitmapToUIImageWithColorSpace(bitmap, 1 /* scale */, color_space); | 29 skia::SkBitmapToUIImageWithColorSpace(bitmap, 1 /* scale */, color_space); |
30 NSData* data = UIImageJPEGRepresentation(image, 1.0); | 30 NSData* data = UIImageJPEGRepresentation(image, 1.0); |
31 const char* bytes = reinterpret_cast<const char*>([data bytes]); | 31 const char* bytes = reinterpret_cast<const char*>([data bytes]); |
32 dest->assign(bytes, bytes + [data length]); | 32 dest->assign(bytes, bytes + [data length]); |
33 return true; | 33 return true; |
34 } | 34 } |
35 | 35 |
36 } // namespace suggestions | 36 } // namespace suggestions |
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