GCKMediaInformation Class

AI-generated Key Takeaways

• The GCKMediaInformation class stores details about a media item, such as its content ID, stream type, content type, metadata, stream duration, and custom data.

• It provides methods to initialize media information objects with or without media tracks and text track styles.

• Developers can access properties like contentID, streamType, contentType, metadata, streamDuration, and more to retrieve media information.

• It includes methods to find specific media tracks using their track IDs.

• The class inherits from NSObject and implements the NSCopying protocol.

Instance Methods | Properties

GCKMediaInformation Class Reference

Overview

A class that aggregates information about a media item.

Inherits NSObject. Implements <NSCopying>.

Instance Method Summary
(instancetype)	- initWithContentID:streamType:contentType:metadata:streamDuration:mediaTracks:textTrackStyle:customData:
	Designated initializer. More...
(instancetype)	- initWithContentID:streamType:contentType:metadata:streamDuration:customData:
	Legacy initializer; does not include media tracks or text track style. More...
(GCKMediaTrack *__nullable)	- mediaTrackWithID:
	Searches for a media track with the given track ID. More...

Property Summary
NSString *	contentID
	The content ID for this stream. More...
GCKMediaStreamType	streamType
	The stream type. More...
NSString *	contentType
	The content (MIME) type. More...
GCKMediaMetadata *	metadata
	The media item metadata. More...
NSArray< GCKAdBreakInfo * > *	adBreaks
	The list of ad breaks in this content. More...
NSArray< GCKAdBreakClipInfo * > *	adBreakClips
	The list of ad break clips in this content. More...
NSTimeInterval	streamDuration
	The length of the stream, in seconds, or INFINITY if it is a live stream. More...
NSArray< GCKMediaTrack * > *	mediaTracks
	The media tracks for this stream. More...
GCKMediaTextTrackStyle *	textTrackStyle
	The text track style for this stream. More...
id	customData
	The custom data, if any. More...

Method Detail

- (instancetype) initWithContentID:		(NSString *)	contentID
streamType:		(GCKMediaStreamType)	streamType
contentType:		(NSString *)	contentType
metadata:		(GCKMediaMetadata *__nullable)	metadata
streamDuration:		(NSTimeInterval)	streamDuration
mediaTracks:		(NSArray< GCKMediaTrack * > *__nullable)	mediaTracks
textTrackStyle:		(GCKMediaTextTrackStyle *__nullable)	textTrackStyle
customData:		(id __nullable)	customData

Designated initializer.

Parameters

contentID	The content ID.
streamType	The stream type.
contentType	The content (MIME) type.
metadata	The media item metadata.
streamDuration	The stream duration.
mediaTracks	The media tracks, if any, otherwise nil.
textTrackStyle	The text track style, if any, otherwise nil.
customData	The custom application-specific data. Must either be an object that can be serialized to JSON using NSJSONSerialization, or nil.

- (instancetype) initWithContentID:		(NSString *)	contentID
streamType:		(GCKMediaStreamType)	streamType
contentType:		(NSString *)	contentType
metadata:		(GCKMediaMetadata *__nullable)	metadata
streamDuration:		(NSTimeInterval)	streamDuration
customData:		(id __nullable)	customData

Legacy initializer; does not include media tracks or text track style.

Parameters

contentID	The content ID.
streamType	The stream type.
contentType	The content (MIME) type.
metadata	The media item metadata.
streamDuration	The stream duration.
customData	Custom application-specific data. Must either be an object that can be serialized to JSON using NSJSONSerialization, or nil.

Deprecated:

Use the designated initializer.

- (GCKMediaTrack *__nullable) mediaTrackWithID:

(NSInteger)

trackID

Searches for a media track with the given track ID.

Parameters

trackID

The media track ID.

Returns

The matching GCKMediaTrack object, or nil if there is no media track with the given ID.

Property Detail

- (NSString*) contentID

readnonatomiccopy

The content ID for this stream.

- (GCKMediaStreamType) streamType

readnonatomicassign

The stream type.

- (NSString*) contentType

readnonatomiccopy

The content (MIME) type.

- (GCKMediaMetadata*) metadata

readnonatomicstrong

The media item metadata.

- (NSArray<GCKAdBreakInfo *>*) adBreaks

readnonatomiccopy

The list of ad breaks in this content.

- (NSArray<GCKAdBreakClipInfo *>*) adBreakClips

readnonatomiccopy

The list of ad break clips in this content.

Since

3.3

- (NSTimeInterval) streamDuration

readnonatomicassign

The length of the stream, in seconds, or INFINITY if it is a live stream.

- (NSArray<GCKMediaTrack *>*) mediaTracks

readnonatomiccopy

The media tracks for this stream.

- (GCKMediaTextTrackStyle*) textTrackStyle

readnonatomiccopy

The text track style for this stream.

- (id) customData

readnonatomicstrong

The custom data, if any.