| /* |
| * 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.messaging.datamodel.media; |
| |
| import android.content.Context; |
| import android.graphics.Bitmap; |
| |
| import com.android.messaging.util.MediaMetadataRetrieverWrapper; |
| import com.android.messaging.util.MediaUtil; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| /** |
| * Class to request a video thumbnail. |
| * Users of this class as responsible for checking {@link #shouldShowIncomingVideoThumbnails} |
| */ |
| public class VideoThumbnailRequest extends ImageRequest<UriImageRequestDescriptor> { |
| |
| public VideoThumbnailRequest(final Context context, |
| final UriImageRequestDescriptor descriptor) { |
| super(context, descriptor); |
| } |
| |
| public static boolean shouldShowIncomingVideoThumbnails() { |
| return MediaUtil.canAutoAccessIncomingMedia(); |
| } |
| |
| @Override |
| protected InputStream getInputStreamForResource() throws FileNotFoundException { |
| return null; |
| } |
| |
| @Override |
| protected boolean hasBitmapObject() { |
| return true; |
| } |
| |
| @Override |
| protected Bitmap getBitmapForResource() throws IOException { |
| Bitmap bitmap = null; |
| // Get a thumbnail through MediaMetadataRetriever to get a representative frame at any time |
| // position instead. |
| final MediaMetadataRetrieverWrapper retriever = new MediaMetadataRetrieverWrapper(); |
| try { |
| retriever.setDataSource(mDescriptor.uri); |
| bitmap = retriever.getFrameAtTime(); |
| } finally { |
| retriever.release(); |
| } |
| if (bitmap != null) { |
| mDescriptor.updateSourceDimensions(bitmap.getWidth(), bitmap.getHeight()); |
| } |
| return bitmap; |
| } |
| } |