An object that coordinates the output of content associated with a Core Video pixel buffer.
SDKs
- iOS 6.0+
- macOS 10.8+
- Mac Catalyst 13.0+
- tvOS 9.0+
Framework
- AVFoundation
Declaration
class AVPlayerItemVideoOutput : AVPlayerClassAVPlayer
AVPlayer
Topics
Initializing the Player Item Video Output
init(pixelCreates a video output object using the specified pixel buffer attributes.
init(outputCreates a video output object initialized with the specified output settings.
Accessing the Delegate
func setSets the delegate and dispatch queue for the receiver.
var delegate: AVPlayerThe delegate for the video output object.
protocol AVPlayerMethods you can implement to respond to pixel buffer changes.
var delegateThe dispatch queue on which to call delegate methods.
Notifying the Delegate of Changes
func requestTells the receiver that the video out put client is entering a quiescent state.
Getting Pixel Buffer Data
func hasReturns a Boolean value that indicates whether video output is available for the specified item time.
func copyRetrieves an image that is appropriate for display at the specified item time, and marks the image as acquired.
See Also
Media Item Transfer
class AVPlayerThe abstract class that defines the common interface for moving samples from an asset to a player.
protocol AVPlayerMethods you can implement to respond to changes in the media data sequence.
class AVPlayerAn object that can vend media with a legible characteristic as an attributed string.
class AVPlayerAn object used to vend collections of metadata items carried in metadata tracks.
class AVPlayerThe abstract base for media data collectors.