diff options
Diffstat (limited to 'src/com/android/gallery3d/util/SaveVideoFileUtils.java')
| -rw-r--r-- | src/com/android/gallery3d/util/SaveVideoFileUtils.java | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/com/android/gallery3d/util/SaveVideoFileUtils.java b/src/com/android/gallery3d/util/SaveVideoFileUtils.java new file mode 100644 index 000000000..c281dd3e7 --- /dev/null +++ b/src/com/android/gallery3d/util/SaveVideoFileUtils.java @@ -0,0 +1,141 @@ +/* + * Copyright (C) 2012 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.util; + +import android.content.ContentResolver; +import android.content.ContentValues; +import android.database.Cursor; +import android.net.Uri; +import android.os.Environment; +import android.provider.MediaStore.Video; +import android.provider.MediaStore.Video.VideoColumns; + +import java.io.File; +import java.sql.Date; +import java.text.SimpleDateFormat; + +public class SaveVideoFileUtils { + // Copy from SaveCopyTask.java in terms of how to handle the destination + // path and filename : querySource() and getSaveDirectory(). + public interface ContentResolverQueryCallback { + void onCursorResult(Cursor cursor); + } + + // This function can decide which folder to save the video file, and generate + // the needed information for the video file including filename. + public static SaveVideoFileInfo getDstMp4FileInfo(String fileNameFormat, + ContentResolver contentResolver, Uri uri, String defaultFolderName) { + SaveVideoFileInfo dstFileInfo = new SaveVideoFileInfo(); + // Use the default save directory if the source directory cannot be + // saved. + dstFileInfo.mDirectory = getSaveDirectory(contentResolver, uri); + if ((dstFileInfo.mDirectory == null) || !dstFileInfo.mDirectory.canWrite()) { + dstFileInfo.mDirectory = new File(Environment.getExternalStorageDirectory(), + BucketNames.DOWNLOAD); + dstFileInfo.mFolderName = defaultFolderName; + } else { + dstFileInfo.mFolderName = dstFileInfo.mDirectory.getName(); + } + dstFileInfo.mFileName = new SimpleDateFormat(fileNameFormat).format( + new Date(System.currentTimeMillis())); + + dstFileInfo.mFile = new File(dstFileInfo.mDirectory, dstFileInfo.mFileName + ".mp4"); + return dstFileInfo; + } + + private static void querySource(ContentResolver contentResolver, Uri uri, + String[] projection, ContentResolverQueryCallback callback) { + Cursor cursor = null; + try { + cursor = contentResolver.query(uri, projection, null, null, null); + if ((cursor != null) && cursor.moveToNext()) { + callback.onCursorResult(cursor); + } + } catch (Exception e) { + // Ignore error for lacking the data column from the source. + } finally { + if (cursor != null) { + cursor.close(); + } + } + } + + private static File getSaveDirectory(ContentResolver contentResolver, Uri uri) { + final File[] dir = new File[1]; + querySource(contentResolver, uri, + new String[] { VideoColumns.DATA }, + new ContentResolverQueryCallback() { + @Override + public void onCursorResult(Cursor cursor) { + dir[0] = new File(cursor.getString(0)).getParentFile(); + } + }); + return dir[0]; + } + + + /** + * Insert the content (saved file) with proper video properties. + */ + public static Uri insertContent(SaveVideoFileInfo mDstFileInfo, + ContentResolver contentResolver, Uri uri ) { + long nowInMs = System.currentTimeMillis(); + long nowInSec = nowInMs / 1000; + final ContentValues values = new ContentValues(12); + values.put(Video.Media.TITLE, mDstFileInfo.mFileName); + values.put(Video.Media.DISPLAY_NAME, mDstFileInfo.mFile.getName()); + values.put(Video.Media.MIME_TYPE, "video/mp4"); + values.put(Video.Media.DATE_TAKEN, nowInMs); + values.put(Video.Media.DATE_MODIFIED, nowInSec); + values.put(Video.Media.DATE_ADDED, nowInSec); + values.put(Video.Media.DATA, mDstFileInfo.mFile.getAbsolutePath()); + values.put(Video.Media.SIZE, mDstFileInfo.mFile.length()); + // Copy the data taken and location info from src. + String[] projection = new String[] { + VideoColumns.DATE_TAKEN, + VideoColumns.LATITUDE, + VideoColumns.LONGITUDE, + VideoColumns.RESOLUTION, + }; + + // Copy some info from the source file. + querySource(contentResolver, uri, projection, + new ContentResolverQueryCallback() { + @Override + public void onCursorResult(Cursor cursor) { + long timeTaken = cursor.getLong(0); + if (timeTaken > 0) { + values.put(Video.Media.DATE_TAKEN, timeTaken); + } + double latitude = cursor.getDouble(1); + double longitude = cursor.getDouble(2); + // TODO: Change || to && after the default location + // issue is + // fixed. + if ((latitude != 0f) || (longitude != 0f)) { + values.put(Video.Media.LATITUDE, latitude); + values.put(Video.Media.LONGITUDE, longitude); + } + values.put(Video.Media.RESOLUTION, cursor.getString(3)); + + } + }); + + return contentResolver.insert(Video.Media.EXTERNAL_CONTENT_URI, values); + } + +} |