| /* |
| * Copyright (C) 2014 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.camera2.marshal.impl; |
| |
| import android.hardware.camera2.marshal.MarshalQueryable; |
| import android.hardware.camera2.marshal.Marshaler; |
| import android.hardware.camera2.params.BlackLevelPattern; |
| import android.hardware.camera2.utils.TypeReference; |
| |
| import java.nio.ByteBuffer; |
| |
| import static android.hardware.camera2.impl.CameraMetadataNative.TYPE_INT32; |
| import static android.hardware.camera2.marshal.MarshalHelpers.SIZEOF_INT32; |
| |
| /** |
| * Marshal {@link BlackLevelPattern} to/from {@link #TYPE_INT32} {@code x 4} |
| */ |
| public class MarshalQueryableBlackLevelPattern implements MarshalQueryable<BlackLevelPattern> { |
| private static final int SIZE = SIZEOF_INT32 * BlackLevelPattern.COUNT; |
| |
| private class MarshalerBlackLevelPattern extends Marshaler<BlackLevelPattern> { |
| protected MarshalerBlackLevelPattern(TypeReference<BlackLevelPattern> typeReference, |
| int nativeType) { |
| super(MarshalQueryableBlackLevelPattern.this, typeReference, nativeType); |
| } |
| |
| @Override |
| public void marshal(BlackLevelPattern value, ByteBuffer buffer) { |
| for (int i = 0; i < BlackLevelPattern.COUNT / 2; ++i) { |
| for (int j = 0; j < BlackLevelPattern.COUNT / 2; ++j) { |
| buffer.putInt(value.getOffsetForIndex(j, i)); |
| } |
| } |
| } |
| |
| @Override |
| public BlackLevelPattern unmarshal(ByteBuffer buffer) { |
| int[] channelOffsets = new int[BlackLevelPattern.COUNT]; |
| for (int i = 0; i < BlackLevelPattern.COUNT; ++i) { |
| channelOffsets[i] = buffer.getInt(); |
| } |
| return new BlackLevelPattern(channelOffsets); |
| } |
| |
| @Override |
| public int getNativeSize() { |
| return SIZE; |
| } |
| } |
| |
| @Override |
| public Marshaler<BlackLevelPattern> createMarshaler( |
| TypeReference<BlackLevelPattern> managedType, int nativeType) { |
| return new MarshalerBlackLevelPattern(managedType, nativeType); |
| } |
| |
| @Override |
| public boolean isTypeMappingSupported( |
| TypeReference<BlackLevelPattern> managedType, int nativeType) { |
| return nativeType == TYPE_INT32 && |
| (BlackLevelPattern.class.equals(managedType.getType())); |
| } |
| } |