1 /* 2 * Copyright (C) 2014 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package android.hardware.camera2.marshal.impl; 17 18 import android.hardware.camera2.marshal.Marshaler; 19 import android.hardware.camera2.marshal.MarshalQueryable; 20 import android.hardware.camera2.params.HighSpeedVideoConfiguration; 21 import android.hardware.camera2.utils.TypeReference; 22 23 import static android.hardware.camera2.impl.CameraMetadataNative.*; 24 import static android.hardware.camera2.marshal.MarshalHelpers.*; 25 26 import java.nio.ByteBuffer; 27 28 /** 29 * Marshaler for {@code android.control.availableHighSpeedVideoConfigurations} custom class 30 * {@link HighSpeedVideoConfiguration} 31 * 32 * <p>Data is stored as {@code (width, height, fpsMin, fpsMax)} tuples (int32).</p> 33 */ 34 public class MarshalQueryableHighSpeedVideoConfiguration 35 implements MarshalQueryable<HighSpeedVideoConfiguration> { 36 private static final int SIZE = SIZEOF_INT32 * 5; 37 38 private class MarshalerHighSpeedVideoConfiguration 39 extends Marshaler<HighSpeedVideoConfiguration> { MarshalerHighSpeedVideoConfiguration( TypeReference<HighSpeedVideoConfiguration> typeReference, int nativeType)40 protected MarshalerHighSpeedVideoConfiguration( 41 TypeReference<HighSpeedVideoConfiguration> typeReference, 42 int nativeType) { 43 super(MarshalQueryableHighSpeedVideoConfiguration.this, typeReference, nativeType); 44 } 45 46 @Override marshal(HighSpeedVideoConfiguration value, ByteBuffer buffer)47 public void marshal(HighSpeedVideoConfiguration value, ByteBuffer buffer) { 48 buffer.putInt(value.getWidth()); 49 buffer.putInt(value.getHeight()); 50 buffer.putInt(value.getFpsMin()); 51 buffer.putInt(value.getFpsMax()); 52 buffer.putInt(value.getBatchSizeMax()); 53 } 54 55 @Override unmarshal(ByteBuffer buffer)56 public HighSpeedVideoConfiguration unmarshal(ByteBuffer buffer) { 57 int width = buffer.getInt(); 58 int height = buffer.getInt(); 59 int fpsMin = buffer.getInt(); 60 int fpsMax = buffer.getInt(); 61 int batchSizeMax = buffer.getInt(); 62 63 return new HighSpeedVideoConfiguration(width, height, fpsMin, fpsMax, batchSizeMax); 64 } 65 66 @Override getNativeSize()67 public int getNativeSize() { 68 return SIZE; 69 } 70 71 } 72 73 @Override createMarshaler( TypeReference<HighSpeedVideoConfiguration> managedType, int nativeType)74 public Marshaler<HighSpeedVideoConfiguration> createMarshaler( 75 TypeReference<HighSpeedVideoConfiguration> managedType, int nativeType) { 76 return new MarshalerHighSpeedVideoConfiguration(managedType, nativeType); 77 } 78 79 @Override isTypeMappingSupported(TypeReference<HighSpeedVideoConfiguration> managedType, int nativeType)80 public boolean isTypeMappingSupported(TypeReference<HighSpeedVideoConfiguration> managedType, 81 int nativeType) { 82 return nativeType == TYPE_INT32 && 83 managedType.getType().equals(HighSpeedVideoConfiguration.class); 84 } 85 } 86