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/*
* Copyright (C) 2020 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License
*/
package com.android.libraries.tv.tvsystem.display;
import android.view.Display;
import android.view.DisplayInfo;
public final class DisplayCompatUtil {
/**
* <p> Returns true if the connected display can be switched into a mode with minimal
* post processing. </p>
*
* <p> If the Display sink is connected via HDMI, this method will return true if the
* display supports either Auto Low Latency Mode or Game Content Type.
*
* <p> If the Display sink has an internal connection or uses some other protocol than
* HDMI, this method will return true if the sink can be switched into an
* implementation-defined low latency image processing mode. </p>
*
* <p> The ability to switch to a mode with minimal post processing may be disabled
* by a user setting in the system settings menu. In that case, this method returns
* false. </p>
*
* @see Display#isMinimalPostProcessingSupported
* @see WindowCompatUtil#setPreferMinimalPostProcessing
*/
public static boolean isMinimalPostProcessingSupported(Display display) {
return display.isMinimalPostProcessingSupported();
}
/**
* <p> Returns product-specific information about the display or the directly connected device
* on the display chain. For example, if the display is transitively connected, this field may
* contain product information about the intermediate device. </p>
*/
public static DeviceProductInfo getDeviceProductInfo(Display display) {
DisplayInfo displayInfo = new DisplayInfo();
display.getDisplayInfo(displayInfo);
android.hardware.display.DeviceProductInfo info = displayInfo.deviceProductInfo;
if (info == null) {
return null;
}
DeviceProductInfo.ManufactureDate manufactureDate;
if (info.getManufactureDate() == null) {
manufactureDate = null;
} else {
manufactureDate = new DeviceProductInfo.ManufactureDate(
info.getManufactureDate().getWeek(), info.getManufactureDate().getYear());
}
return new DeviceProductInfo(info.getName(), info.getManufacturerPnpId(),
info.getProductId(), info.getModelYear(), manufactureDate,
info.getConnectionToSinkType());
}
private DisplayCompatUtil() {}
}
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