blob: 9b85b42c8ddf54f59e786d97afabcfd7fdbad644 [file] [log] [blame]
* Copyright 2017 The ChromiumOS Authors
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
#include <linux/v4l2-controls.h>
#include <string>
#include <optional>
#include "cros-camera/export.h"
namespace cros {
// Checks the system timezone and turns it into a two-character ASCII country
// code. This may fail (for example, it will always fail on Android), in which
// case it will return an empty string.
CROS_CAMERA_EXPORT std::string CountryCodeForCurrentTimezone();
// Queries timezone to know the country to decide power frequency to do
// anti-banding.
CROS_CAMERA_EXPORT std::optional<v4l2_power_line_frequency>
} // namespace cros