public static AVPlayerItem GetPlayerItem(this IMediaItem mediaItem)
{
AVAsset asset;
if (mediaItem.MediaLocation == MediaLocation.Embedded)
{
string directory = Path.GetDirectoryName(mediaItem.MediaUri);
string filename = Path.GetFileNameWithoutExtension(mediaItem.MediaUri);
string extension = Path.GetExtension(mediaItem.MediaUri).Substring(1);
NSUrl url = NSBundle.MainBundle.GetUrlForResource(filename, extension, directory);
asset = AVAsset.FromUrl(url);
}
else if (RequestHeaders != null && RequestHeaders.Any())
{
asset = AVUrlAsset.Create(NSUrl.FromString(mediaItem.MediaUri), GetOptionsWithHeaders(RequestHeaders));
}
else
{
asset = AVAsset.FromUrl(NSUrl.FromString(mediaItem.MediaUri));
}
var playerItem = AVPlayerItem.FromAsset(asset);
return(playerItem);
}
public async Task SetQueue(IList <Song> songs)
{
System.Diagnostics.Debug.WriteLine("SetQeueue()");
await Task.Run(() =>
{
if (songs == null)
{
songs = new ObservableCollection <Song>();
}
if (!Enumerable.SequenceEqual(_queue, songs, _comparer))
{
_queue = songs;
_getQueue?.Invoke(_queue);
}
_pos = 0;
_getQueuePos(_pos);
try
{
NSUrl url = new NSUrl(_queue[_pos].Uri);
NSMutableDictionary dict = new NSMutableDictionary();
dict.Add(new NSString("AVURLAssetPreferPreciseDurationAndTimingKey"), new NSNumber(true));
var playerItem = AVPlayerItem.FromAsset(AVUrlAsset.Create(url, new AVUrlAssetOptions(dict)));
_player.ReplaceCurrentItemWithPlayerItem(playerItem);
Pause();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
});
}
public void Start(int pos)
{
System.Diagnostics.Debug.WriteLine("Start()");
// workaround to fix song auto-playing when app launches
if (isFirst)
{
isFirst = false;
return;
}
if (pos >= 0 && pos < _queue.Count)
{
_pos = pos;
_getQueuePos(_pos);
try
{
NSUrl url = new NSUrl(_queue[_pos].Uri);
NSMutableDictionary dict = new NSMutableDictionary();
dict.Add(new NSString("AVURLAssetPreferPreciseDurationAndTimingKey"), new NSNumber(true));
var playerItem = AVPlayerItem.FromAsset(AVUrlAsset.Create(url, new AVUrlAssetOptions(dict)));
_player.ReplaceCurrentItemWithPlayerItem(playerItem);
NSNotificationCenter.DefaultCenter.AddObserver(AVPlayerItem.DidPlayToEndTimeNotification, OnCompletion);
UpdateInfoCenter();
Play();
}
catch (Exception e)
{
System.Diagnostics.Debug.WriteLine(e);
}
}
}
private void Play(Uri uri)
{
var nsAsset = AVAsset.FromUrl(DecodeUri(uri));
var streamingItem = AVPlayerItem.FromAsset(nsAsset);
_player.ReplaceCurrentItemWithPlayerItem(streamingItem);
}
public static VideoHandle Create(string uri, Action loaded, Action <string> error)
{
var handle = new VideoHandle();
var url = new NSUrl(uri);
handle.Asset = new AVUrlAsset(url, (AVUrlAssetOptions)null);
handle.Asset.LoadValuesAsynchronously(new string[] { "tracks" },
() => DispatchQueue.MainQueue.DispatchAsync(
() => {
NSError e;
var status = handle.Asset.StatusOfValue("tracks", out e);
if (status == AVKeyValueStatus.Loaded)
{
handle.Output = new AVPlayerItemVideoOutput(
new CVPixelBufferAttributes
{
PixelFormatType = CVPixelFormatType.CV32BGRA,
});
handle.PlayerItem = AVPlayerItem.FromAsset(handle.Asset);
handle.PlayerItem.AddOutput(handle.Output);
handle.Player = AVPlayer.FromPlayerItem(handle.PlayerItem);
PollReadyState(handle, loaded, error);
}
else
{
error("Failed to load: " + status.ToString());
}
}));
return(handle);
}
protected virtual void InitializeSource()
{
PlaybackSession.NaturalDuration = TimeSpan.Zero;
PlaybackSession.PositionFromPlayer = TimeSpan.Zero;
// Reset player
TryDisposePlayer();
if (Source == null)
{
return;
}
try
{
InitializePlayer();
PlaybackSession.PlaybackState = MediaPlaybackState.Opening;
_player.CurrentItem?.RemoveObserver(_observer, new NSString("duration"), _player.Handle);
_player.CurrentItem?.RemoveObserver(_observer, new NSString("status"), _player.Handle);
_player.CurrentItem?.RemoveObserver(_observer, new NSString("loadedTimeRanges"), _player.Handle);
if (Source is MediaPlaybackList)
{
var items = ((MediaPlaybackList)Source).Items;
foreach (var item in items)
{
var asset = AVAsset.FromUrl(DecodeUri(item.Source.Uri));
_player.InsertItem(new AVPlayerItem(asset), null);
}
}
else
{
var nsAsset = AVAsset.FromUrl(DecodeUri(((MediaSource)Source).Uri));
var streamingItem = AVPlayerItem.FromAsset(nsAsset);
_player.ReplaceCurrentItemWithPlayerItem(streamingItem);
}
_player.CurrentItem.AddObserver(_observer, new NSString("duration"), NSKeyValueObservingOptions.Initial, _player.Handle);
_player.CurrentItem.AddObserver(_observer, new NSString("status"), NSKeyValueObservingOptions.New | NSKeyValueObservingOptions.Initial, _player.Handle);
_player.CurrentItem.AddObserver(_observer, new NSString("loadedTimeRanges"), NSKeyValueObservingOptions.Initial | NSKeyValueObservingOptions.New, _player.Handle);
_player.CurrentItem.SeekingWaitsForVideoCompositionRendering = true;
// Adapt pitch to prevent "metallic echo" when changing playback rate
_player.CurrentItem.AudioTimePitchAlgorithm = AVAudioTimePitchAlgorithm.TimeDomain;
MediaOpened?.Invoke(this, null);
}
catch (Exception ex)
{
OnMediaFailed(ex);
}
}
public void FromAssert_Null()
{
// Apple's AVCustomEdit samples calls this with `nil`
Assert.Null(AVPlayerItem.FromAsset(null), "1");
if (TestRuntime.CheckSystemAndSDKVersion(7, 0))
{
Assert.Null(AVPlayerItem.FromAsset(null, null), "2");
}
}
public void FromAssert_Null()
{
TestRuntime.AssertXcodeVersion(5, 1);
// Apple's AVCustomEdit samples calls this with `nil`
Assert.Null(AVPlayerItem.FromAsset(null), "1");
if (TestRuntime.CheckXcodeVersion(5, 0, 1))
{
Assert.Null(AVPlayerItem.FromAsset(null, null), "2");
}
}
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;
}
protected virtual void InitializeSource()
{
PlaybackSession.NaturalDuration = TimeSpan.Zero;
PlaybackSession.PositionFromPlayer = TimeSpan.Zero;
if (Source == null)
{
return;
}
try
{
// Reset player
TryDisposePlayer();
InitializePlayer();
PlaybackSession.PlaybackState = MediaPlaybackState.Opening;
var nsAsset = AVAsset.FromUrl(DecodeUri(((MediaSource)Source).Uri));
var streamingItem = AVPlayerItem.FromAsset(nsAsset);
_player.CurrentItem?.RemoveObserver(this, new NSString("duration"), _player.Handle);
_player.CurrentItem?.RemoveObserver(this, new NSString("status"), _player.Handle);
_player.CurrentItem?.RemoveObserver(this, new NSString("loadedTimeRanges"), _player.Handle);
_player.ReplaceCurrentItemWithPlayerItem(streamingItem);
_player.CurrentItem.AddObserver(this, new NSString("duration"), NSKeyValueObservingOptions.Initial, _player.Handle);
_player.CurrentItem.AddObserver(this, new NSString("status"), NSKeyValueObservingOptions.New | NSKeyValueObservingOptions.Initial, _player.Handle);
_player.CurrentItem.AddObserver(this, new NSString("loadedTimeRanges"), NSKeyValueObservingOptions.Initial | NSKeyValueObservingOptions.New, _player.Handle);
_player.CurrentItem.SeekingWaitsForVideoCompositionRendering = true;
// Adapt pitch to prevent "metallic echo" when changing playback rate
_player.CurrentItem.AudioTimePitchAlgorithm = AVAudioTimePitchAlgorithm.TimeDomain;
// Disable subtitles if any
var mediaSelectionGroup = _player.CurrentItem.Asset.MediaSelectionGroupForMediaCharacteristic(AVMediaCharacteristic.Legible);
if (mediaSelectionGroup != null)
{
_player.CurrentItem.SelectMediaOption(null, mediaSelectionGroup);
}
MediaOpened?.Invoke(this, null);
}
catch (Exception ex)
{
OnMediaFailed(ex);
}
}
private AVPlayerItem GetPlayerItem(NSUrl url)
{
AVAsset asset;
if (RequestHeaders != null && RequestHeaders.Any())
{
var options = GetOptionsWithHeaders(RequestHeaders);
asset = AVUrlAsset.Create(url, options);
}
else
{
asset = AVAsset.FromUrl(url);
}
var playerItem = AVPlayerItem.FromAsset(asset);
return(playerItem);
}
public void QueueFile(string fileName)
{
if (string.IsNullOrWhiteSpace(fileName))
{
return;
}
using (var url = NSUrl.FromString(fileName))
{
var asset = AVAsset.FromUrl(url);
var playerItem = AVPlayerItem.FromAsset(asset);
if (Player == null)
{
Player = AVPlayer.FromPlayerItem(playerItem);
if (Player == null)
{
return;
}
else
{
NSNotificationCenter.DefaultCenter.AddObserver(AVPlayerItem.DidPlayToEndTimeNotification, OnPlayerDidFinishPlaying, NSObject.FromObject(playerItem));
}
}
}
}
public override void ViewDidLoad()
{
base.ViewDidLoad();
// Perform any additional setup after loading the view, typically from a nib.
NSUrl movieUrl = NSUrl.FromString("http://devstreaming.apple.com/videos/wwdc/2016/504m956dgg4hlw2uez9/504/504_sd_whats_new_in_http_live_streaming.mp4?dl=1");
AVUrlAsset asset = AVUrlAsset.Create(movieUrl);
AVPlayerItem item = AVPlayerItem.FromAsset(asset);
AVPlayer player = AVPlayer.FromPlayerItem(item);
AVPlayerViewController controller = new AVPlayerViewController();
controller.Player = player;
AddChildViewController(controller);
View.AddSubview(controller.View);
controller.View.Frame = View.Frame;
controller.ShowSubtitles(
NSUrl.FromString("https://raw.githubusercontent.com/eplt/WWDC-Video-Subtitles/master/2016/SD/English/504_sd_whats_new_in_http_live_streaming_eng.srt")
);
player.Play();
}
public async Task Play(Func <Task> ifNotAvailable)
{
if (Status == PlayerStatus.PAUSED)
{
Status = PlayerStatus.PLAYING;
//We are simply paused so just start again
player.Play();
return;
}
try
{
// Start off with the status LOADING.
Status = PlayerStatus.LOADING;
Cover = null;
AVAsset nsAsset = AVUrlAsset.FromUrl(nsUrl);
AVPlayerItem streamingItem = AVPlayerItem.FromAsset(nsAsset);
nsAsset.LoadValuesAsynchronously(new string[] { "commonMetadata" }, delegate
{
foreach (AVMetadataItem item in streamingItem.Asset.CommonMetadata)
{
if (item.KeySpace == AVMetadata.KeySpaceID3 && item.CommonKey == AVMetadata.CommonKeyArtwork)
{
if (UIDevice.CurrentDevice.CheckSystemVersion(8, 0))
{
Cover = UIImage.LoadFromData(item.Value as NSData);
}
else
{
NSObject data;
(item.Value as NSMutableDictionary).TryGetValue(new NSString("data"), out data);
Cover = UIImage.LoadFromData(data as NSData);
}
}
}
if (Cover == null)
{
Cover = UIImage.FromFile("placeholder_cover.png");
}
});
if (player.CurrentItem != null)
{
// Remove the observer before destructing the current item
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, async(notification) =>
{
await PlayNext();
}, player.CurrentItem);
player.Play();
}
catch (Exception ex)
{
Status = PlayerStatus.STOPPED;
//unable to start playback log error
Console.WriteLine("Unable to start playback: " + ex);
}
}
