Example #1
0
        private void UpdateLatestPhotos()
        {
            Cursor c = Media.Query(this.mContext.ContentResolver, Media.ExternalContentUri, new string[] { "_id", "datetaken", "_size" }, (string)null, (string[])null, "date_added DESC");

            if (c != null)
            {
                try
                {
                    int count = 0;
                    this.mRecentlyUpdatedPhotos = new System.Collections.Generic.List <PhotoContent>();

                    while (c.MoveToNext())
                    {
                        MediaStoreCompat.PhotoContent item = new MediaStoreCompat.PhotoContent
                        {
                            id    = c.GetLong(0),
                            taken = c.GetLong(1),
                            size  = c.GetInt(2)
                        };
                        this.mRecentlyUpdatedPhotos.Add(item);
                        ++count;
                        if (count > 5)
                        {
                            break;
                        }
                    }
                }
                finally
                {
                    c.Close();
                }
            }
        }
Example #2
0
        private Uri FindPhotoFromRecentlyTaken(File file)
        {
            if (this.mRecentlyUpdatedPhotos == null)
            {
                this.UpdateLatestPhotos();
            }
            long fileSize = file.Length();
            long taken    = ExifInterfaceCompat.GetExifDateTimeInMillis(file.AbsolutePath);
            int  maxPoint = 0;

            MediaStoreCompat.PhotoContent maxItem = null;

            foreach (var item in this.mRecentlyUpdatedPhotos)
            {
                int point = 0;
                if ((long)item.size == fileSize)
                {
                    ++point;
                }
                if (item.taken == taken)
                {
                    ++point;
                }
                if (point > maxPoint)
                {
                    maxPoint = point;
                    maxItem  = item;
                }
            }

            if (maxItem != null)
            {
                this.GenerateThumbnails(maxItem.id);
                return(ContentUris.WithAppendedId(Media.ExternalContentUri, maxItem.id));
            }
            else
            {
                return(null);
            }
        }