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author | kkimlabs@chromium.org <kkimlabs@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2014-05-11 14:19:52 +0000 |
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committer | kkimlabs@chromium.org <kkimlabs@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2014-05-11 14:19:52 +0000 |
commit | 174a621f96913029748c965389706d2b32eb153b (patch) | |
tree | 53f6483025d2b4996abf854ec9fe776e6545e165 /components/enhanced_bookmarks/image_store_util.cc | |
parent | 41a7fd691f089cb0f40cb88c328b3ea8313fb644 (diff) | |
download | chromium_src-174a621f96913029748c965389706d2b32eb153b.zip chromium_src-174a621f96913029748c965389706d2b32eb153b.tar.gz chromium_src-174a621f96913029748c965389706d2b32eb153b.tar.bz2 |
Local salient image storage for enhanced bookmark experiment.
BUG=368034
Review URL: https://codereview.chromium.org/259863007
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@269703 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'components/enhanced_bookmarks/image_store_util.cc')
-rw-r--r-- | components/enhanced_bookmarks/image_store_util.cc | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/components/enhanced_bookmarks/image_store_util.cc b/components/enhanced_bookmarks/image_store_util.cc new file mode 100644 index 0000000..213b595 --- /dev/null +++ b/components/enhanced_bookmarks/image_store_util.cc @@ -0,0 +1,33 @@ +// Copyright 2014 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. + +#include "components/enhanced_bookmarks/image_store_util.h" + +#include "ui/gfx/image/image_skia.h" +#include "ui/gfx/image/image_util.h" + +namespace { +const int kJpegEncodingQuality = 70; +} // namespace + +namespace enhanced_bookmarks { + +scoped_refptr<base::RefCountedMemory> BytesForImage(const gfx::Image& image) { + DCHECK(image.AsImageSkia().image_reps().size() == 1); + DCHECK(image.AsImageSkia().image_reps().begin()->scale() == 1.0f); + + std::vector<unsigned char> data; + bool succeeded = + gfx::JPEG1xEncodedDataFromImage(image, kJpegEncodingQuality, &data); + + if (!succeeded) + return scoped_refptr<base::RefCountedMemory>(); + + return scoped_refptr<base::RefCountedMemory>(new base::RefCountedBytes(data)); +} + +gfx::Image ImageForBytes(const scoped_refptr<base::RefCountedMemory>& bytes) { + return gfx::ImageFrom1xJPEGEncodedData(bytes->front(), bytes->size()); +} +} |