chromium/services/media_session/public/cpp/media_image_manager.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 "services/media_session/public/cpp/media_image_manager.h"

#include <algorithm>

#include "base/containers/span.h"
#include "base/hash/hash.h"
#include "base/strings/string_util.h"
#include "ui/gfx/geometry/size.h"

namespace media_session {

namespace {

// The default score of unknown image size.
const double kDefaultImageSizeScore = …;

// The scores for different image types. Keep them sorted by value.
const double kDefaultTypeScore = …;
const double kPNGTypeScore = …;
const double kJPEGTypeScore = …;
const double kBMPTypeScore = …;
const double kXIconTypeScore = …;
const double kGIFTypeScore = …;

double GetImageAspectRatioScore(const gfx::Size& size) { … }

std::string GetExtension(const std::string& path) { … }

double GetImageDominantSizeScore(int min_size,
                                 int ideal_size,
                                 const gfx::Size& size) { … }

}  // namespace

// static
double MediaImageManager::GetImageSizeScore(int min_size,
                                            int ideal_size,
                                            const gfx::Size& size) { … }

MediaImageManager::MediaImageManager(int min_size, int ideal_size)
    : … { … }

MediaImageManager::~MediaImageManager() = default;

std::optional<MediaImage> MediaImageManager::SelectImage(
    const std::vector<MediaImage>& images) { … }

double MediaImageManager::GetImageScore(const MediaImage& image) const { … }

// static
std::optional<double> MediaImageManager::GetImageExtensionScore(
    const GURL& url) { … }

// static
std::optional<double> MediaImageManager::GetImageTypeScore(
    const std::u16string& type) { … }

}  // namespace media_session