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/*
* Copyright 2018 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 android.hardware.display;
/**
* @hide
*/
public final class DisplayedContentSamplingAttributes {
private int mPixelFormat;
private int mDataspace;
private int mComponentMask;
/* Creates the attributes reported by the display hardware about what capabilities
* are present.
*
* NOTE: the format and ds constants must match the values from graphics/common/x.x/types.hal
* @param format the format that the display hardware samples in.
* @param ds the dataspace in use when sampling.
* @param componentMask a mask of which of the format components are supported.
*/
public DisplayedContentSamplingAttributes(int format, int ds, int componentMask) {
mPixelFormat = format;
mDataspace = ds;
mComponentMask = componentMask;
}
/* Returns the pixel format that the display hardware uses when sampling.
*
* NOTE: the returned constant matches the values from graphics/common/x.x/types.hal
* @return the format that the samples were collected in.
*/
public int getPixelFormat() {
return mPixelFormat;
}
/* Returns the dataspace that the display hardware uses when sampling.
*
* NOTE: the returned constant matches the values from graphics/common/x.x/types.hal
* @return the dataspace that the samples were collected in.
*/
public int getDataspace() {
return mDataspace;
}
/* Returns a mask of which components can be collected by the sampling engine.
*
* @return a mask of the components which are supported by the engine. The lowest
* bit corresponds to the lowest component (ie, 0x1 corresponds to A for RGBA).
*/
public int getComponentMask() {
return mComponentMask;
}
}
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