caption_util.cc | Explore in Territory

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/live_caption/caption_util.h"

#include <stddef.h>

#include "base/command_line.h"
#include "base/feature_list.h"
#include "base/metrics/histogram_functions.h"
#include "base/notreached.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/stringprintf.h"
#include "build/build_config.h"
#include "build/chromeos_buildflags.h"
#include "components/live_caption/pref_names.h"
#include "components/prefs/pref_service.h"
#include "ui/base/ui_base_switches.h"
#include "ui/native_theme/native_theme.h"

#if BUILDFLAG(IS_WIN)
#include "base/win/windows_version.h"
#endif

#if !BUILDFLAG(IS_FUCHSIA) && !BUILDFLAG(IS_ANDROID)
#include "components/soda/soda_util.h"
#endif

namespace {

// Returns whether the style is default or not. If the user has changed any of
// the captions settings from the default value, that is an interesting metric
// to observe.
bool IsDefaultStyle(std::optional<ui::CaptionStyle> style) { … }

// Adds !important to all captions styles. They should always override any
// styles added by the video author or by a user stylesheet. This is because in
// Chrome, there is an option to turn off captions styles, so any time the
// captions are on, the styles should take priority.
std::string AddCSSImportant(std::string css_string) { … }

// Constructs the CaptionStyle struct from the caption-related preferences.
std::optional<ui::CaptionStyle> GetCaptionStyleFromPrefs(PrefService* prefs) { … }

}  // namespace

namespace captions {

std::optional<ui::CaptionStyle> GetCaptionStyleFromUserSettings(
    PrefService* prefs,
    bool record_metrics) { … }

bool IsLiveCaptionFeatureSupported() { … }

std::string GetCaptionSettingsUrl() { … }

}  // namespace captions
chromium/components/live_caption/caption_util.cc
