public async Task Play(IMediaFile mediaFile = null)
{
if (mediaFile != null)
{
nsUrl = new NSUrl(mediaFile.Url);
}
if (Status == MediaPlayerStatus.Paused)
{
Status = MediaPlayerStatus.Playing;
//We are simply paused so just start again
Player.Play();
return;
}
try
{
// Start off with the status LOADING.
Status = MediaPlayerStatus.Buffering;
var options = MediaFileUrlHelper.GetOptionsWithHeaders(RequestHeaders);
var nsAsset = AVUrlAsset.Create(nsUrl, options);
var streamingItem = AVPlayerItem.FromAsset(nsAsset);
Player.CurrentItem?.RemoveObserver(this, new NSString("status"));
Player.ReplaceCurrentItemWithPlayerItem(streamingItem);
streamingItem.AddObserver(this, new NSString("status"), NSKeyValueObservingOptions.New, Player.Handle);
streamingItem.AddObserver(this, new NSString("loadedTimeRanges"),
NSKeyValueObservingOptions.Initial | NSKeyValueObservingOptions.New, Player.Handle);
Player.CurrentItem.SeekingWaitsForVideoCompositionRendering = true;
Player.CurrentItem.AddObserver(this, (NSString)"status", NSKeyValueObservingOptions.New |
NSKeyValueObservingOptions.Initial,
StatusObservationContext.Handle);
NSNotificationCenter.DefaultCenter.AddObserver(AVPlayerItem.DidPlayToEndTimeNotification,
notification => MediaFinished?.Invoke(this, new MediaFinishedEventArgs(mediaFile)), Player.CurrentItem);
Player.Play();
}
catch (Exception ex)
{
OnMediaFailed();
Status = MediaPlayerStatus.Stopped;
//unable to start playback log error
Console.WriteLine("Unable to start playback: " + ex);
}
await Task.CompletedTask;
}
private AVPlayerItem GetPlayerItem(NSUrl url)
{
AVAsset asset;
if (RequestHeaders != null && RequestHeaders.Any())
{
var options = MediaFileUrlHelper.GetOptionsWithHeaders(RequestHeaders);
asset = AVUrlAsset.Create(url, options);
}
else
{
asset = AVAsset.FromUrl(url);
}
var playerItem = AVPlayerItem.FromAsset(asset);
return(playerItem);
}
