/// <summary> /// Static factory /// </summary> /// <param name="storageFile"></param> /// <returns></returns> public static async Task <ImageFileFrameSource> CreateFromStorageFileAsyncTask(StorageFile storageFile) { var result = new ImageFileFrameSource(); await result.GetFrameFromFileAsync(storageFile); return(result); }
/// <summary> /// Create an IFrameSource from a source object. Currently supports Windows.Storage.StorageFile /// and Windows.Media.Capture.MediaCapture source objects. /// </summary> /// <param name="source"></param> /// <returns></returns> public static async Task <IFrameSource> CreateFrameSourceAsync(object source) { if (source is Windows.Storage.StorageFile) { var sourceFile = source as Windows.Storage.StorageFile; if (sourceFile.ContentType.StartsWith("image")) { return(await ImageFileFrameSource.CreateFromStorageFileAsyncTask(sourceFile)); } else if (sourceFile.ContentType.StartsWith("video")) { return(await MediaPlayerFrameSource.CreateFromStorageFileAsyncTask(sourceFile)); } else { throw new ArgumentException("Invalid file type received: " + sourceFile.ContentType); } } else if (source is Windows.Media.Capture.MediaCapture) { return(await FrameReaderFrameSource.CreateFromMediaCaptureAsync(source as Windows.Media.Capture.MediaCapture)); } else { throw new ArgumentException(); } }