AVCaption

Declaration

class AVCaption

Overview

A caption contains a cue, which is a single sentence or paragraph of text for a time range in the video timeline. Within the active range, the caption may animate (for example, Karaoke lyrics) by rolling-up, changing visibility, or using other dynamic styling.

Topics

Creating a caption

• init(_:timeRange:)

Accessing text and timing

• text
• timeRange

Accessing the region

• region

Accessing font styles

• fontStyle(at:)
• AVCaption.FontStyle
• fontWeight(at:)
• AVCaption.FontWeight
• decoration(at:)
• AVCaption.Decoration

Accessing colors

• textColor(at:)
• backgroundColor(at:)

Accessing alignment

• textAlignment
• AVCaption.TextAlignment

Accessing animation

• animation
• AVCaption.Animation

Accessing advanced typography

• ruby(at:)
• AVCaption.Ruby
• textCombine(at:)
• AVCaption.TextCombine

Initializers

• init(coder:)
• init(text:timeRange:)

Relationships

Inherits From

• NSObject

Inherited By

• AVMutableCaption

Conforms To

• CVarArg
• CustomDebugStringConvertible
• CustomStringConvertible
• Equatable
• Hashable
• NSCoding
• NSCopying
• NSMutableCopying
• NSObjectProtocol
• NSSecureCoding

See Also

Captions

• AVMutableCaption