Add and customize captions

let urlString = "https://cdn.mydomain.com/manifests/A3Bc9z5.m3u8"
let url = URL(string:urlString)!
do {
    let jwItem = try JWPlayerItemBuider().file(url).build()
} catch is JWError {
    // Handle error
}

NSString *urlString = @"https://cdn.mydomain.com/manifests/A3Bc9z5.m3u8";
NSURL *url = [NSURL URLWithString:urlString];
NSError *error;
JWPlayerItemBuilder *builder = [[JWPlayerItemBuilder alloc]init];
[builder file:url];
JWPlayerItem *item = [builder buildAndReturnError:&error];

// Build the JWMediaTrack
var captions = [JWMediaTrack]()
let urlString = "https://content.jwplatform.com/tracks/sample01"
let url = URL(string: urlString)!
let builder = JWCaptionTrackBuilder()
.file(url)
.label(“English”)
.defaultTrack(true)

do {
    let englishTrack = try JWCaptionTrackBuilder().build()
    captions.append(englishTrack)
} catch {
    // Handle error
}

// Build the JWMediaTrack
NSString *urlString = @”https://content.jwplatform.com/tracks/sample01.vtt”;
NSURL *url = [NSURL URLWithString:urlString];
NSString *label = @”English”;
NSError *error;
JWCaptionTrackBuilder *builder = [[JWCaptionTrackBuilder alloc] init];
[builder file:url];
[builder label:label];
[builder defaultTrack:YES]; // In the case that the track is the default

JWMediaTrack *englishTrack = [builder buildAndReturnError:&error];
// Create array with tracks
NSArray<JWMediaTrack *> *tracks = @[englishTrack];

let builder = JWCaptionStyleBuilder()
.font(UIFont(name: "Zapfino", size: 20))
.fontColor(.blue)
.highlightColor(.white)
.backgroundColor(UIColor(red: 0.3, green: 0.6, blue: 0.3, alpha: 0.7))
.edgeStyle(.raised)
do {
  let style = try builder.build() 
} catch {
  // Handle error
}

JWCaptionStyleBuilder *builder = [[JWCaptionStyleBuilder alloc] init];
[builder font:[UIFont fontWithName:@”Zapfino” size:20]];
[builder fontColor: [UIColor blueColor]];
[builder highlightColor: [UIColor orangeColor]];
[builder backgroundColor: [UIColor colorWithRed:0.3 green:0.6 blue:0.3 alpha:0.7]];
[builder edgeStyle: JWCaptionEdgeStyleRaised];

NSError *error;
JWCaptionStyle *style = [builder buildAndReturnError:&error];