chromium/content/browser/background_fetch/storage/image_helpers.cc

// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/browser/background_fetch/storage/image_helpers.h"

#include "base/functional/bind.h"
#include "base/memory/ref_counted_memory.h"
#include "base/task/sequenced_task_runner.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "ui/gfx/image/image.h"

namespace content {
namespace background_fetch {

namespace {

// The max icon resolution, this is used as a threshold to decide
// whether the icon should be persisted.
constexpr int kMaxIconResolution = …;

std::string ConvertAndSerializeIcon(const SkBitmap& icon) { … }

SkBitmap DeserializeAndConvertIcon(
    std::unique_ptr<std::string> serialized_icon) { … }

}  // namespace

bool ShouldPersistIcon(const SkBitmap& icon) { … }

void SerializeIcon(const SkBitmap& icon, SerializeIconCallback callback) { … }

void DeserializeIcon(std::unique_ptr<std::string> serialized_icon,
                     DeserializeIconCallback callback) { … }

}  // namespace background_fetch
}  // namespace content