Get the video thumbnail - Android Media

Android examples for Media:Video

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Description

Get the video thumbnail

Demo Code

/* /*  w w  w.  j  ava2s  .  com*/
 * Copyright (C) 2007-2008 OpenIntents.org
 *
 * 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.book2s;
import android.content.Context;
import android.database.Cursor;
import android.graphics.Bitmap;

import android.provider.MediaStore;

public class Main {
    /**
     * Get the video thumbnail
     * @param context
     * @param path
     * @param width
     * @param height
     * @return Bitmap
     */
    public static Bitmap getVideoThumbnail(Context context, String path,
            int width, int height) {
        Cursor fileCursor = MediaStore.Images.Media.query(
                context.getContentResolver(),
                MediaStore.Video.Media.EXTERNAL_CONTENT_URI, null,
                MediaStore.Video.Media.DATA + " = '" + path + "'", null);
        int fileId = -1;
        if (fileCursor != null) {
            if (fileCursor.moveToFirst()) {
                int column = fileCursor
                        .getColumnIndex(MediaStore.Video.Media._ID);
                if (column != -1) {
                    fileId = fileCursor.getInt(column);
                }
            }
            fileCursor.close();
        }
        if (fileId == -1) {
            path = path.substring(path.lastIndexOf("/") + 1);
            fileCursor = MediaStore.Images.Media
                    .query(context.getContentResolver(),
                            MediaStore.Video.Media.EXTERNAL_CONTENT_URI,
                            null, MediaStore.Video.Media.DATA + " LIKE  '%"
                                    + path + "%'", null);
            if (fileCursor != null) {
                if (fileCursor.moveToFirst()) {
                    int column = fileCursor
                            .getColumnIndex(MediaStore.Video.Media._ID);
                    if (column != -1) {
                        fileId = fileCursor.getInt(column);
                    }
                }
                fileCursor.close();
            }
        }
        if (fileId != -1) {
            String[] whereArgs = new String[1];
            whereArgs[0] = String.valueOf(fileId);
            Cursor cursor = context.getContentResolver().query(
                    MediaStore.Video.Thumbnails.EXTERNAL_CONTENT_URI, null,
                    MediaStore.Video.Thumbnails._ID + " = ?" + fileId,
                    whereArgs, null);
            if (cursor != null) {
                if (cursor.moveToFirst()) {
                    int column = cursor
                            .getColumnIndex(MediaStore.Images.Thumbnails._ID);
                    int thumbnailId = cursor.getInt(column);
                    Bitmap bitmap = MediaStore.Video.Thumbnails
                            .getThumbnail(context.getContentResolver(),
                                    thumbnailId,
                                    MediaStore.Video.Thumbnails.MICRO_KIND,
                                    null);
                    if (bitmap != null) {
                        bitmap = Bitmap.createScaledBitmap(bitmap, width,
                                height, false);
                        if (bitmap != null) {
                            cursor.close();
                            return bitmap;
                        }
                    }
                } else {
                    // thumbnail not found - generate it
                    Bitmap bitmap = MediaStore.Video.Thumbnails
                            .getThumbnail(context.getContentResolver(),
                                    fileId,
                                    MediaStore.Video.Thumbnails.MICRO_KIND,
                                    null);
                    if (bitmap != null) {
                        bitmap = Bitmap.createScaledBitmap(bitmap, width,
                                height, false);
                        if (bitmap != null) {
                            cursor.close();
                            return bitmap;
                        }
                    }

                }
                cursor.close();
            }
        }
        return null;
    }
}

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