| /* |
| * Copyright (C) 2015 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 com.android.camera.one.v2.camera2proxy; |
| |
| import android.graphics.ImageFormat; |
| import android.media.Image; |
| import android.os.Handler; |
| import android.view.Surface; |
| |
| import com.google.common.base.Objects; |
| |
| import javax.annotation.Nonnull; |
| import javax.annotation.Nullable; |
| import javax.annotation.concurrent.GuardedBy; |
| |
| /** |
| * A replacement for {@link android.media.ImageReader}. |
| */ |
| public final class AndroidImageReaderProxy implements ImageReaderProxy { |
| private final Object mLock; |
| @GuardedBy("mLock") |
| private final android.media.ImageReader mDelegate; |
| |
| public AndroidImageReaderProxy(android.media.ImageReader delegate) { |
| mLock = new Object(); |
| mDelegate = delegate; |
| } |
| |
| /** |
| * @See {@link android.media.ImageReader} |
| */ |
| public static ImageReaderProxy newInstance(int width, int height, int format, int maxImages) { |
| return new AndroidImageReaderProxy(android.media.ImageReader.newInstance(width, height, |
| format, maxImages)); |
| } |
| |
| private static String imageFormatToString(int imageFormat) { |
| switch (imageFormat) { |
| case ImageFormat.JPEG: |
| return "JPEG"; |
| case ImageFormat.NV16: |
| return "NV16"; |
| case ImageFormat.NV21: |
| return "NV21"; |
| case ImageFormat.RAW10: |
| return "RAW10"; |
| case ImageFormat.RAW_SENSOR: |
| return "RAW_SENSOR"; |
| case ImageFormat.RGB_565: |
| return "RGB_565"; |
| case ImageFormat.UNKNOWN: |
| return "UNKNOWN"; |
| case ImageFormat.YUV_420_888: |
| return "YUV_420_888"; |
| case ImageFormat.YUY2: |
| return "YUY2"; |
| case ImageFormat.YV12: |
| return "YV12"; |
| } |
| return Integer.toString(imageFormat); |
| } |
| |
| @Override |
| public int getWidth() { |
| synchronized (mLock) { |
| return mDelegate.getWidth(); |
| } |
| } |
| |
| @Override |
| public int getHeight() { |
| synchronized (mLock) { |
| return mDelegate.getHeight(); |
| } |
| } |
| |
| @Override |
| public int getImageFormat() { |
| synchronized (mLock) { |
| return mDelegate.getImageFormat(); |
| } |
| } |
| |
| @Override |
| public int getMaxImages() { |
| synchronized (mLock) { |
| return mDelegate.getMaxImages(); |
| } |
| } |
| |
| @Override |
| @Nonnull |
| public Surface getSurface() { |
| synchronized (mLock) { |
| return mDelegate.getSurface(); |
| } |
| } |
| |
| @Override |
| @Nullable |
| public ImageProxy acquireLatestImage() { |
| synchronized (mLock) { |
| Image image = mDelegate.acquireLatestImage(); |
| if (image == null) { |
| return null; |
| } else { |
| return new AndroidImageProxy(image); |
| } |
| } |
| } |
| |
| @Override |
| @Nullable |
| public ImageProxy acquireNextImage() { |
| synchronized (mLock) { |
| Image image = mDelegate.acquireNextImage(); |
| if (image == null) { |
| return null; |
| } else { |
| return new AndroidImageProxy(image); |
| } |
| } |
| } |
| |
| @Override |
| public void setOnImageAvailableListener(@Nonnull |
| final ImageReaderProxy.OnImageAvailableListener listener, |
| Handler handler) { |
| synchronized (mLock) { |
| mDelegate.setOnImageAvailableListener( |
| new android.media.ImageReader.OnImageAvailableListener() { |
| @Override |
| public void onImageAvailable(android.media.ImageReader imageReader) { |
| listener.onImageAvailable(); |
| } |
| }, handler); |
| } |
| } |
| |
| @Override |
| public void close() { |
| synchronized (mLock) { |
| mDelegate.close(); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| Objects.ToStringHelper tsh; |
| synchronized (mLock) { |
| tsh = Objects.toStringHelper(mDelegate); |
| } |
| return tsh.add("width", getWidth()) |
| .add("height", getHeight()) |
| .add("format", imageFormatToString(getImageFormat())) |
| .toString(); |
| } |
| } |