OutputConfigurationCompatApi28Impl.java
/*
* Copyright 2019 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 androidx.camera.camera2.internal.compat.params;
import android.hardware.camera2.params.DynamicRangeProfiles;
import android.hardware.camera2.params.OutputConfiguration;
import android.view.Surface;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.core.util.Preconditions;
import java.util.Objects;
/**
* Implementation of the OutputConfiguration compat methods for API 28 and above.
*/
@RequiresApi(28)
class OutputConfigurationCompatApi28Impl extends OutputConfigurationCompatApi26Impl {
OutputConfigurationCompatApi28Impl(@NonNull Surface surface) {
this(new OutputConfigurationParamsApi28(new OutputConfiguration(surface)));
}
OutputConfigurationCompatApi28Impl(int surfaceGroupId, @NonNull Surface surface) {
this(new OutputConfigurationParamsApi28(new OutputConfiguration(surfaceGroupId, surface)));
}
OutputConfigurationCompatApi28Impl(@NonNull Object outputConfiguration) {
super(outputConfiguration);
}
@RequiresApi(28)
static OutputConfigurationCompatApi28Impl wrap(
@NonNull OutputConfiguration outputConfiguration) {
return new OutputConfigurationCompatApi28Impl(
new OutputConfigurationParamsApi28(outputConfiguration));
}
/**
* Remove a surface from this OutputConfiguration.
*/
@Override
public void removeSurface(@NonNull Surface surface) {
((OutputConfiguration) getOutputConfiguration()).removeSurface(surface);
}
/**
* Get the maximum supported shared {@link Surface} count.
*/
@Override
public int getMaxSharedSurfaceCount() {
return ((OutputConfiguration) getOutputConfiguration()).getMaxSharedSurfaceCount();
}
/**
* Set the id of the physical camera for this OutputConfiguration.
*/
@Override
public void setPhysicalCameraId(@Nullable String physicalCameraId) {
((OutputConfiguration) getOutputConfiguration()).setPhysicalCameraId(physicalCameraId);
}
/** Always returns null on API >= 28. Framework handles physical camera ID checks. */
@Nullable
@Override
public String getPhysicalCameraId() {
return null;
}
@Override
public long getDynamicRangeProfile() {
return ((OutputConfigurationParamsApi28) mObject).mDynamicRangeProfile;
}
@Override
public void setDynamicRangeProfile(long profile) {
((OutputConfigurationParamsApi28) mObject).mDynamicRangeProfile = profile;
}
@NonNull
@Override
public Object getOutputConfiguration() {
Preconditions.checkArgument(mObject instanceof OutputConfigurationParamsApi28);
return ((OutputConfigurationParamsApi28) mObject).mOutputConfiguration;
}
private static final class OutputConfigurationParamsApi28 {
@NonNull
final OutputConfiguration mOutputConfiguration;
long mDynamicRangeProfile = DynamicRangeProfiles.STANDARD;
OutputConfigurationParamsApi28(@NonNull OutputConfiguration configuration) {
mOutputConfiguration = configuration;
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof OutputConfigurationParamsApi28)) {
return false;
}
OutputConfigurationParamsApi28 otherOutputConfig = (OutputConfigurationParamsApi28) obj;
return Objects.equals(mOutputConfiguration, otherOutputConfig.mOutputConfiguration)
&& mDynamicRangeProfile == otherOutputConfig.mDynamicRangeProfile;
}
@Override
public int hashCode() {
int h = 1;
// Strength reduction; in case the compiler has illusions about divisions being faster
// (h * 31) XOR mOutputConfiguration.hashCode()
h = ((h << 5) - h) ^ mOutputConfiguration.hashCode();
// (h * 31) XOR mDynamicRangeProfile
h = ((h << 5) - h) ^ Long.hashCode(mDynamicRangeProfile);
return h;
}
}
}