/// <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();
}
}
/// <summary>
/// Static factory
/// </summary>
/// <returns></returns>
public static async Task <MediaPlayerFrameSource> CreateFromStorageFileAsyncTask(StorageFile storageFile)
{
var result = new MediaPlayerFrameSource();
result.m_mediaPlayer = new MediaPlayer();
result.m_mediaPlayer.Source = MediaSource.CreateFromStorageFile(storageFile);
result.m_mediaPlayer.IsVideoFrameServerEnabled = true;
result.m_mediaPlayer.RealTimePlayback = true;
result.m_mediaPlayer.IsMuted = true;
result.m_mediaPlayer.IsLoopingEnabled = true;
result.m_mediaPlayer.CommandManager.IsEnabled = false;
result.m_mediaPlayer.MediaOpened += result.mediaPlayer_MediaOpened;
result.m_mediaPlayer.MediaEnded += result.mediaPlayer_MediaEnded;
await Task.Run(() => result.m_frameSourceReadyEvent.WaitOne());
return(result);
}