src/com/android/gallery3d/data/LocalVideo.java - LeafOS-Project/android_packages_apps_Gallery2 - Gitiles

 /*
  * Copyright (C) 2010 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.gallery3d.data;

 import android.content.ContentResolver;
 import android.database.Cursor;
 import android.graphics.Bitmap;
 import android.graphics.BitmapRegionDecoder;
 import android.net.Uri;
 import android.provider.MediaStore.Video;
 import android.provider.MediaStore.Video.VideoColumns;

 import com.android.gallery3d.app.GalleryApp;
 import com.android.gallery3d.common.BitmapUtils;
 import com.android.gallery3d.util.GalleryUtils;
 import com.android.gallery3d.util.ThreadPool.Job;
 import com.android.gallery3d.util.ThreadPool.JobContext;
 import com.android.gallery3d.util.UpdateHelper;

 // LocalVideo represents a video in the local storage.
 public class LocalVideo extends LocalMediaItem {
     private static final String TAG = "LocalVideo";
     static final Path ITEM_PATH = Path.fromString("/local/video/item");

     // Must preserve order between these indices and the order of the terms in
     // the following PROJECTION array.
     private static final int INDEX_ID = 0;
     private static final int INDEX_CAPTION = 1;
     private static final int INDEX_MIME_TYPE = 2;
     private static final int INDEX_LATITUDE = 3;
     private static final int INDEX_LONGITUDE = 4;
     private static final int INDEX_DATE_TAKEN = 5;
     private static final int INDEX_DATE_ADDED = 6;
     private static final int INDEX_DATE_MODIFIED = 7;
     private static final int INDEX_DATA = 8;
     private static final int INDEX_DURATION = 9;
     private static final int INDEX_BUCKET_ID = 10;
     private static final int INDEX_SIZE = 11;
     private static final int INDEX_RESOLUTION = 12;

     static final String[] PROJECTION = new String[] {
             VideoColumns._ID,
             VideoColumns.TITLE,
             VideoColumns.MIME_TYPE,
             VideoColumns.LATITUDE,
             VideoColumns.LONGITUDE,
             VideoColumns.DATE_TAKEN,
             VideoColumns.DATE_ADDED,
             VideoColumns.DATE_MODIFIED,
             VideoColumns.DATA,
             VideoColumns.DURATION,
             VideoColumns.BUCKET_ID,
             VideoColumns.SIZE,
             VideoColumns.RESOLUTION,
     };

     private final GalleryApp mApplication;

     public int durationInSec;

     public LocalVideo(Path path, GalleryApp application, Cursor cursor) {
         super(path, nextVersionNumber());
         mApplication = application;
         loadFromCursor(cursor);
     }

     public LocalVideo(Path path, GalleryApp context, int id) {
         super(path, nextVersionNumber());
         mApplication = context;
         ContentResolver resolver = mApplication.getContentResolver();
         Uri uri = Video.Media.EXTERNAL_CONTENT_URI;
         Cursor cursor = LocalAlbum.getItemCursor(resolver, uri, PROJECTION, id);
         if (cursor == null) {
             throw new RuntimeException("cannot get cursor for: " + path);
         }
         try {
             if (cursor.moveToNext()) {
                 loadFromCursor(cursor);
             } else {
                 throw new RuntimeException("cannot find data for: " + path);
             }
         } finally {
             cursor.close();
         }
     }

     private void loadFromCursor(Cursor cursor) {
         id = cursor.getInt(INDEX_ID);
         caption = cursor.getString(INDEX_CAPTION);
         mimeType = cursor.getString(INDEX_MIME_TYPE);
         latitude = cursor.getDouble(INDEX_LATITUDE);
         longitude = cursor.getDouble(INDEX_LONGITUDE);
         dateTakenInMs = cursor.getLong(INDEX_DATE_TAKEN);
         filePath = cursor.getString(INDEX_DATA);
         durationInSec = cursor.getInt(INDEX_DURATION) / 1000;
         bucketId = cursor.getInt(INDEX_BUCKET_ID);
         fileSize = cursor.getLong(INDEX_SIZE);
         parseResolution(cursor.getString(INDEX_RESOLUTION));
     }

     private void parseResolution(String resolution) {
         if (resolution == null) return;
         int m = resolution.indexOf('x');
         if (m == -1) return;
         try {
             int w = Integer.parseInt(resolution.substring(0, m));
             int h = Integer.parseInt(resolution.substring(m + 1));
             width = w;
             height = h;
         } catch (Throwable t) {
             Log.w(TAG, t);
         }
     }

     @Override
     protected boolean updateFromCursor(Cursor cursor) {
         UpdateHelper uh = new UpdateHelper();
         id = uh.update(id, cursor.getInt(INDEX_ID));
         caption = uh.update(caption, cursor.getString(INDEX_CAPTION));
         mimeType = uh.update(mimeType, cursor.getString(INDEX_MIME_TYPE));
         latitude = uh.update(latitude, cursor.getDouble(INDEX_LATITUDE));
         longitude = uh.update(longitude, cursor.getDouble(INDEX_LONGITUDE));
         dateTakenInMs = uh.update(
                 dateTakenInMs, cursor.getLong(INDEX_DATE_TAKEN));
         dateAddedInSec = uh.update(
                 dateAddedInSec, cursor.getLong(INDEX_DATE_ADDED));
         dateModifiedInSec = uh.update(
                 dateModifiedInSec, cursor.getLong(INDEX_DATE_MODIFIED));
         filePath = uh.update(filePath, cursor.getString(INDEX_DATA));
         durationInSec = uh.update(
                 durationInSec, cursor.getInt(INDEX_DURATION) / 1000);
         bucketId = uh.update(bucketId, cursor.getInt(INDEX_BUCKET_ID));
         fileSize = uh.update(fileSize, cursor.getLong(INDEX_SIZE));
         return uh.isUpdated();
     }

     @Override
     public Job<Bitmap> requestImage(int type) {
         return new LocalVideoRequest(mApplication, getPath(), type, filePath);
     }

     public static class LocalVideoRequest extends ImageCacheRequest {
         private String mLocalFilePath;

         LocalVideoRequest(GalleryApp application, Path path, int type,
                 String localFilePath) {
             super(application, path, type, MediaItem.getTargetSize(type));
             mLocalFilePath = localFilePath;
         }

         @Override
         public Bitmap onDecodeOriginal(JobContext jc, int type) {
             Bitmap bitmap = BitmapUtils.createVideoThumbnail(mLocalFilePath);
             if (bitmap == null || jc.isCancelled()) return null;
             return bitmap;
         }
     }

     @Override
     public Job<BitmapRegionDecoder> requestLargeImage() {
         throw new UnsupportedOperationException("Cannot regquest a large image"
                 + " to a local video!");
     }

     @Override
     public int getSupportedOperations() {
         return SUPPORT_DELETE | SUPPORT_SHARE | SUPPORT_PLAY | SUPPORT_INFO | SUPPORT_TRIM;
     }

     @Override
     public void delete() {
         GalleryUtils.assertNotInRenderThread();
         Uri baseUri = Video.Media.EXTERNAL_CONTENT_URI;
         mApplication.getContentResolver().delete(baseUri, "_id=?",
                 new String[]{String.valueOf(id)});
         mApplication.getDataManager().broadcastLocalDeletion();
     }

     @Override
     public void rotate(int degrees) {
         // TODO
     }

     @Override
     public Uri getContentUri() {
         Uri baseUri = Video.Media.EXTERNAL_CONTENT_URI;
         return baseUri.buildUpon().appendPath(String.valueOf(id)).build();
     }

     @Override
     public Uri getPlayUri() {
         return getContentUri();
     }

     @Override
     public int getMediaType() {
         return MEDIA_TYPE_VIDEO;
     }

     @Override
     public MediaDetails getDetails() {
         MediaDetails details = super.getDetails();
         int s = durationInSec;
         if (s > 0) {
             details.addDetail(MediaDetails.INDEX_DURATION, GalleryUtils.formatDuration(
                     mApplication.getAndroidContext(), durationInSec));
         }
         return details;
     }

     @Override
     public int getWidth() {
         return width;
     }

     @Override
     public int getHeight() {
         return height;
     }

     @Override
     public String getFilePath() {
         return filePath;
     }
 }
	/*
	* Copyright (C) 2010 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.gallery3d.data;

	import android.content.ContentResolver;
	import android.database.Cursor;
	import android.graphics.Bitmap;
	import android.graphics.BitmapRegionDecoder;
	import android.net.Uri;
	import android.provider.MediaStore.Video;
	import android.provider.MediaStore.Video.VideoColumns;

	import com.android.gallery3d.app.GalleryApp;
	import com.android.gallery3d.common.BitmapUtils;
	import com.android.gallery3d.util.GalleryUtils;
	import com.android.gallery3d.util.ThreadPool.Job;
	import com.android.gallery3d.util.ThreadPool.JobContext;
	import com.android.gallery3d.util.UpdateHelper;

	// LocalVideo represents a video in the local storage.
	public class LocalVideo extends LocalMediaItem {
	private static final String TAG = "LocalVideo";
	static final Path ITEM_PATH = Path.fromString("/local/video/item");

	// Must preserve order between these indices and the order of the terms in
	// the following PROJECTION array.
	private static final int INDEX_ID = 0;
	private static final int INDEX_CAPTION = 1;
	private static final int INDEX_MIME_TYPE = 2;
	private static final int INDEX_LATITUDE = 3;
	private static final int INDEX_LONGITUDE = 4;
	private static final int INDEX_DATE_TAKEN = 5;
	private static final int INDEX_DATE_ADDED = 6;
	private static final int INDEX_DATE_MODIFIED = 7;
	private static final int INDEX_DATA = 8;
	private static final int INDEX_DURATION = 9;
	private static final int INDEX_BUCKET_ID = 10;
	private static final int INDEX_SIZE = 11;
	private static final int INDEX_RESOLUTION = 12;

	static final String[] PROJECTION = new String[] {
	VideoColumns._ID,
	VideoColumns.TITLE,
	VideoColumns.MIME_TYPE,
	VideoColumns.LATITUDE,
	VideoColumns.LONGITUDE,
	VideoColumns.DATE_TAKEN,
	VideoColumns.DATE_ADDED,
	VideoColumns.DATE_MODIFIED,
	VideoColumns.DATA,
	VideoColumns.DURATION,
	VideoColumns.BUCKET_ID,
	VideoColumns.SIZE,
	VideoColumns.RESOLUTION,
	};

	private final GalleryApp mApplication;

	public int durationInSec;

	public LocalVideo(Path path, GalleryApp application, Cursor cursor) {
	super(path, nextVersionNumber());
	mApplication = application;
	loadFromCursor(cursor);
	}

	public LocalVideo(Path path, GalleryApp context, int id) {
	super(path, nextVersionNumber());
	mApplication = context;
	ContentResolver resolver = mApplication.getContentResolver();
	Uri uri = Video.Media.EXTERNAL_CONTENT_URI;
	Cursor cursor = LocalAlbum.getItemCursor(resolver, uri, PROJECTION, id);
	if (cursor == null) {
	throw new RuntimeException("cannot get cursor for: " + path);
	}
	try {
	if (cursor.moveToNext()) {
	loadFromCursor(cursor);
	} else {
	throw new RuntimeException("cannot find data for: " + path);
	}
	} finally {
	cursor.close();
	}
	}

	private void loadFromCursor(Cursor cursor) {
	id = cursor.getInt(INDEX_ID);
	caption = cursor.getString(INDEX_CAPTION);
	mimeType = cursor.getString(INDEX_MIME_TYPE);
	latitude = cursor.getDouble(INDEX_LATITUDE);
	longitude = cursor.getDouble(INDEX_LONGITUDE);
	dateTakenInMs = cursor.getLong(INDEX_DATE_TAKEN);
	filePath = cursor.getString(INDEX_DATA);
	durationInSec = cursor.getInt(INDEX_DURATION) / 1000;
	bucketId = cursor.getInt(INDEX_BUCKET_ID);
	fileSize = cursor.getLong(INDEX_SIZE);
	parseResolution(cursor.getString(INDEX_RESOLUTION));
	}

	private void parseResolution(String resolution) {
	if (resolution == null) return;
	int m = resolution.indexOf('x');
	if (m == -1) return;
	try {
	int w = Integer.parseInt(resolution.substring(0, m));
	int h = Integer.parseInt(resolution.substring(m + 1));
	width = w;
	height = h;
	} catch (Throwable t) {
	Log.w(TAG, t);
	}
	}

	@Override
	protected boolean updateFromCursor(Cursor cursor) {
	UpdateHelper uh = new UpdateHelper();
	id = uh.update(id, cursor.getInt(INDEX_ID));
	caption = uh.update(caption, cursor.getString(INDEX_CAPTION));
	mimeType = uh.update(mimeType, cursor.getString(INDEX_MIME_TYPE));
	latitude = uh.update(latitude, cursor.getDouble(INDEX_LATITUDE));
	longitude = uh.update(longitude, cursor.getDouble(INDEX_LONGITUDE));
	dateTakenInMs = uh.update(
	dateTakenInMs, cursor.getLong(INDEX_DATE_TAKEN));
	dateAddedInSec = uh.update(
	dateAddedInSec, cursor.getLong(INDEX_DATE_ADDED));
	dateModifiedInSec = uh.update(
	dateModifiedInSec, cursor.getLong(INDEX_DATE_MODIFIED));
	filePath = uh.update(filePath, cursor.getString(INDEX_DATA));
	durationInSec = uh.update(
	durationInSec, cursor.getInt(INDEX_DURATION) / 1000);
	bucketId = uh.update(bucketId, cursor.getInt(INDEX_BUCKET_ID));
	fileSize = uh.update(fileSize, cursor.getLong(INDEX_SIZE));
	return uh.isUpdated();
	}

	@Override
	public Job<Bitmap> requestImage(int type) {
	return new LocalVideoRequest(mApplication, getPath(), type, filePath);
	}

	public static class LocalVideoRequest extends ImageCacheRequest {
	private String mLocalFilePath;

	LocalVideoRequest(GalleryApp application, Path path, int type,
	String localFilePath) {
	super(application, path, type, MediaItem.getTargetSize(type));
	mLocalFilePath = localFilePath;
	}

	@Override
	public Bitmap onDecodeOriginal(JobContext jc, int type) {
	Bitmap bitmap = BitmapUtils.createVideoThumbnail(mLocalFilePath);
	if (bitmap == null \|\| jc.isCancelled()) return null;
	return bitmap;
	}
	}

	@Override
	public Job<BitmapRegionDecoder> requestLargeImage() {
	throw new UnsupportedOperationException("Cannot regquest a large image"
	+ " to a local video!");
	}

	@Override
	public int getSupportedOperations() {
	return SUPPORT_DELETE \| SUPPORT_SHARE \| SUPPORT_PLAY \| SUPPORT_INFO \| SUPPORT_TRIM;
	}

	@Override
	public void delete() {
	GalleryUtils.assertNotInRenderThread();
	Uri baseUri = Video.Media.EXTERNAL_CONTENT_URI;
	mApplication.getContentResolver().delete(baseUri, "_id=?",
	new String[]{String.valueOf(id)});
	mApplication.getDataManager().broadcastLocalDeletion();
	}

	@Override
	public void rotate(int degrees) {
	// TODO
	}

	@Override
	public Uri getContentUri() {
	Uri baseUri = Video.Media.EXTERNAL_CONTENT_URI;
	return baseUri.buildUpon().appendPath(String.valueOf(id)).build();
	}

	@Override
	public Uri getPlayUri() {
	return getContentUri();
	}

	@Override
	public int getMediaType() {
	return MEDIA_TYPE_VIDEO;
	}

	@Override
	public MediaDetails getDetails() {
	MediaDetails details = super.getDetails();
	int s = durationInSec;
	if (s > 0) {
	details.addDetail(MediaDetails.INDEX_DURATION, GalleryUtils.formatDuration(
	mApplication.getAndroidContext(), durationInSec));
	}
	return details;
	}

	@Override
	public int getWidth() {
	return width;
	}

	@Override
	public int getHeight() {
	return height;
	}

	@Override
	public String getFilePath() {
	return filePath;
	}
	}