| /* |
| * 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.Marshaler; |
| import android.hardware.camera2.marshal.MarshalQueryable; |
| import android.hardware.camera2.params.ColorSpaceTransform; |
| import android.hardware.camera2.utils.TypeReference; |
| |
| import java.nio.ByteBuffer; |
| |
| import static android.hardware.camera2.impl.CameraMetadataNative.*; |
| import static android.hardware.camera2.marshal.MarshalHelpers.*; |
| |
| /** |
| * Marshal {@link ColorSpaceTransform} to/from {@link #TYPE_RATIONAL} |
| */ |
| public class MarshalQueryableColorSpaceTransform implements |
| MarshalQueryable<ColorSpaceTransform> { |
| |
| private static final int ELEMENTS_INT32 = 3 * 3 * (SIZEOF_RATIONAL / SIZEOF_INT32); |
| private static final int SIZE = SIZEOF_INT32 * ELEMENTS_INT32; |
| |
| /** rational x 3 x 3 */ |
| private class MarshalerColorSpaceTransform extends Marshaler<ColorSpaceTransform> { |
| protected MarshalerColorSpaceTransform(TypeReference<ColorSpaceTransform> typeReference, |
| int nativeType) { |
| super(MarshalQueryableColorSpaceTransform.this, typeReference, nativeType); |
| } |
| |
| @Override |
| public void marshal(ColorSpaceTransform value, ByteBuffer buffer) { |
| int[] transformAsArray = new int[ELEMENTS_INT32]; |
| value.copyElements(transformAsArray, /*offset*/0); |
| |
| for (int i = 0; i < ELEMENTS_INT32; ++i) { |
| buffer.putInt(transformAsArray[i]); |
| } |
| } |
| |
| @Override |
| public ColorSpaceTransform unmarshal(ByteBuffer buffer) { |
| int[] transformAsArray = new int[ELEMENTS_INT32]; |
| |
| for (int i = 0; i < ELEMENTS_INT32; ++i) { |
| transformAsArray[i] = buffer.getInt(); |
| } |
| |
| return new ColorSpaceTransform(transformAsArray); |
| } |
| |
| @Override |
| public int getNativeSize() { |
| return SIZE; |
| } |
| } |
| |
| @Override |
| public Marshaler<ColorSpaceTransform> createMarshaler( |
| TypeReference<ColorSpaceTransform> managedType, int nativeType) { |
| return new MarshalerColorSpaceTransform(managedType, nativeType); |
| } |
| |
| @Override |
| public boolean isTypeMappingSupported( |
| TypeReference<ColorSpaceTransform> managedType, int nativeType) { |
| return nativeType == TYPE_RATIONAL && |
| ColorSpaceTransform.class.equals(managedType.getType()); |
| } |
| |
| } |