StreamConfigurationMapCompatBaseImpl.java
/*
* Copyright 2022 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;
import android.graphics.SurfaceTexture;
import android.hardware.camera2.params.StreamConfigurationMap;
import android.util.Size;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RequiresApi;
import androidx.camera.core.impl.ImageFormatConstants;
@RequiresApi(21)
class StreamConfigurationMapCompatBaseImpl
implements StreamConfigurationMapCompat.StreamConfigurationMapCompatImpl {
final StreamConfigurationMap mStreamConfigurationMap;
StreamConfigurationMapCompatBaseImpl(@NonNull StreamConfigurationMap map) {
mStreamConfigurationMap = map;
}
@Nullable
@Override
public Size[] getOutputSizes(int format) {
Size[] sizes;
if (format == ImageFormatConstants.INTERNAL_DEFINED_IMAGE_FORMAT_PRIVATE) {
// This is a little tricky that 0x22 that is internal defined in
// StreamConfigurationMap.java to be equal to ImageFormat.PRIVATE that is public
// after Android level 23 but not public in Android L. Use {@link SurfaceTexture}
// or {@link MediaCodec} will finally mapped to 0x22 in StreamConfigurationMap to
// retrieve the output sizes information.
sizes = mStreamConfigurationMap.getOutputSizes(SurfaceTexture.class);
} else {
sizes = mStreamConfigurationMap.getOutputSizes(format);
}
return sizes;
}
@Nullable
@Override
public <T> Size[] getOutputSizes(@NonNull Class<T> klass) {
return mStreamConfigurationMap.getOutputSizes(klass);
}
}