设置 IMA SDK

#import "ViewController.h"  @import AVFoundation;
ViewController.m
 

@interface ViewController () <IMAAdsLoaderDelegate, IMAAdsManagerDelegate>  /// Content video player. @property(nonatomic, strong) AVPlayer *contentPlayer;  /// Play button. @property(nonatomic, weak) IBOutlet UIButton *playButton;  /// UIView in which we will render our AVPlayer for content. @property(nonatomic, weak) IBOutlet UIView *videoView;
ViewController.m
 

@implementation ViewController  // The content URL to play. NSString *const kTestAppContentUrl_MP4 =     @"https://storage.googleapis.com/gvabox/media/samples/stock.mp4";  // Ad tag NSString *const kTestAppAdTagUrl = @"https://pubads.g.doubleclick.net/gampad/ads?"   @"iu=/21775744923/external/single_ad_samples&sz=640x480&cust_params=sample_ct%3Dlinear&"   @"ciu_szs=300x250%2C728x90&gdfp_req=1&output=vast&unviewed_position_start=1&env=vp&"   @"correlator=";  - (void)viewDidLoad {   [super viewDidLoad];    self.playButton.layer.zPosition = MAXFLOAT;    [self setupAdsLoader];   [self setUpContentPlayer]; }  #pragma mark Content Player Setup  - (void)setUpContentPlayer {   // Load AVPlayer with path to our content.   NSURL *contentURL = [NSURL URLWithString:kTestAppContentUrl_MP4];   self.contentPlayer = [AVPlayer playerWithURL:contentURL];    // Create a player layer for the player.   AVPlayerLayer *playerLayer = [AVPlayerLayer playerLayerWithPlayer:self.contentPlayer];    // Size, position, and display the AVPlayer.   playerLayer.frame = self.videoView.layer.bounds;   [self.videoView.layer addSublayer:playerLayer];    // Set up our content playhead and contentComplete callback.   self.contentPlayhead = [[IMAAVPlayerContentPlayhead alloc] initWithAVPlayer:self.contentPlayer];   [[NSNotificationCenter defaultCenter] addObserver:self                                            selector:@selector(contentDidFinishPlaying:)                                                name:AVPlayerItemDidPlayToEndTimeNotification                                              object:self.contentPlayer.currentItem]; }  - (IBAction)onPlayButtonTouch:(id)sender {   [self requestAds];   self.playButton.hidden = YES; }
ViewController.m
 

import AVFoundation
PlayerContainerViewController.swift
 

class PlayerContainerViewController: UIViewController, IMAAdsLoaderDelegate, IMAAdsManagerDelegate {   static let contentURL = URL(     string: "https://storage.googleapis.com/gvabox/media/samples/stock.mp4")!    private var contentPlayer = AVPlayer(url: PlayerContainerViewController.contentURL)    private lazy var playerLayer: AVPlayerLayer = {     AVPlayerLayer(player: contentPlayer)   }()
PlayerContainerViewController.swift
 

private lazy var videoView: UIView = {   let videoView = UIView()   videoView.translatesAutoresizingMaskIntoConstraints = false   view.addSubview(videoView)    NSLayoutConstraint.activate([     videoView.bottomAnchor.constraint(       equalTo: view.safeAreaLayoutGuide.bottomAnchor),     videoView.topAnchor.constraint(equalTo: view.safeAreaLayoutGuide.topAnchor),     videoView.trailingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.trailingAnchor),     videoView.leadingAnchor.constraint(equalTo: view.safeAreaLayoutGuide.leadingAnchor),   ])   return videoView }()  // MARK: - View controller lifecycle methods  override func viewDidLoad() {   super.viewDidLoad()    videoView.layer.addSublayer(playerLayer)   adsLoader.delegate = self    NotificationCenter.default.addObserver(     self,     selector: #selector(contentDidFinishPlaying(_:)),     name: .AVPlayerItemDidPlayToEndTime,     object: contentPlayer.currentItem) }  override func viewDidAppear(_ animated: Bool) {   super.viewDidAppear(animated)   playerLayer.frame = videoView.layer.bounds }  override func viewWillTransition(   to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator ) {   coordinator.animate { _ in     // do nothing   } completion: { _ in     self.playerLayer.frame = self.videoView.layer.bounds   } }  // MARK: - Public methods  func playButtonPressed() {   requestAds() }
PlayerContainerViewController.swift
 

// Set up our content playhead and contentComplete callback. self.contentPlayhead = [[IMAAVPlayerContentPlayhead alloc] initWithAVPlayer:self.contentPlayer]; [[NSNotificationCenter defaultCenter] addObserver:self                                          selector:@selector(contentDidFinishPlaying:)                                              name:AVPlayerItemDidPlayToEndTimeNotification                                            object:self.contentPlayer.currentItem];
ViewController.m
 

- (void)contentDidFinishPlaying:(NSNotification *)notification {   // Make sure we don't call contentComplete as a result of an ad completing.   if (notification.object == self.contentPlayer.currentItem) {     [self.adsLoader contentComplete];   } }
ViewController.m
 

NotificationCenter.default.addObserver(   self,   selector: #selector(contentDidFinishPlaying(_:)),   name: .AVPlayerItemDidPlayToEndTime,   object: contentPlayer.currentItem)
PlayerContainerViewController.swift
 

@objc func contentDidFinishPlaying(_ notification: Notification) {   // Make sure we don't call contentComplete as a result of an ad completing.   if notification.object as? AVPlayerItem == contentPlayer.currentItem {     adsLoader.contentComplete()   } }
PlayerContainerViewController.swift
 

- (void)setupAdsLoader {   self.adsLoader = [[IMAAdsLoader alloc] initWithSettings:nil];   self.adsLoader.delegate = self; }  - (void)requestAds {   // Create an ad display container for ad rendering.   IMAAdDisplayContainer *adDisplayContainer =       [[IMAAdDisplayContainer alloc] initWithAdContainer:self.videoView                                           viewController:self                                           companionSlots:nil];   // Create an ad request with our ad tag, display container, and optional user context.   IMAAdsRequest *request = [[IMAAdsRequest alloc] initWithAdTagUrl:kTestAppAdTagUrl                                                 adDisplayContainer:adDisplayContainer                                                    contentPlayhead:self.contentPlayhead                                                        userContext:nil];   [self.adsLoader requestAdsWithRequest:request]; }
ViewController.m
 

private func requestAds() {   // Create ad display container for ad rendering.   let adDisplayContainer = IMAAdDisplayContainer(     adContainer: videoView, viewController: self, companionSlots: nil)   // Create an ad request with our ad tag, display container, and optional user context.   let request = IMAAdsRequest(     adTagUrl: PlayerContainerViewController.adTagURLString,     adDisplayContainer: adDisplayContainer,     contentPlayhead: contentPlayhead,     userContext: nil)    adsLoader.requestAds(with: request) }
PlayerContainerViewController.swift
 

- (void)adsLoader:(IMAAdsLoader *)loader adsLoadedWithData:(IMAAdsLoadedData *)adsLoadedData {   // Grab the instance of the IMAAdsManager and set ourselves as the delegate.   self.adsManager = adsLoadedData.adsManager;   self.adsManager.delegate = self;   // Create ads rendering settings to tell the SDK to use the in-app browser.   IMAAdsRenderingSettings *adsRenderingSettings = [[IMAAdsRenderingSettings alloc] init];   adsRenderingSettings.linkOpenerPresentingController = self;   // Initialize the ads manager.   [self.adsManager initializeWithAdsRenderingSettings:adsRenderingSettings]; }  - (void)adsLoader:(IMAAdsLoader *)loader failedWithErrorData:(IMAAdLoadingErrorData *)adErrorData {   // Something went wrong loading ads. Log the error and play the content.   NSLog(@"Error loading ads: %@", adErrorData.adError.message);   [self.contentPlayer play]; }
ViewController.m
 

func adsLoader(_ loader: IMAAdsLoader, adsLoadedWith adsLoadedData: IMAAdsLoadedData) {   // Grab the instance of the IMAAdsManager and set ourselves as the delegate.   adsManager = adsLoadedData.adsManager   adsManager?.delegate = self    // Create ads rendering settings and tell the SDK to use the in-app browser.   let adsRenderingSettings = IMAAdsRenderingSettings()   adsRenderingSettings.linkOpenerPresentingController = self    // Initialize the ads manager.   adsManager?.initialize(with: adsRenderingSettings) }  func adsLoader(_ loader: IMAAdsLoader, failedWith adErrorData: IMAAdLoadingErrorData) {   if let message = adErrorData.adError.message {     print("Error loading ads: \(message)")   }   contentPlayer.play() }
PlayerContainerViewController.swift
 

- (void)adsManager:(IMAAdsManager *)adsManager didReceiveAdEvent:(IMAAdEvent *)event {   // When the SDK notified us that ads have been loaded, play them.   if (event.type == kIMAAdEvent_LOADED) {     [adsManager start];   } }
ViewController.m
 

func adsManager(_ adsManager: IMAAdsManager, didReceive event: IMAAdEvent) {   // When the SDK notifies us the ads have been loaded, play them.   if event.type == IMAAdEventType.LOADED {     adsManager.start()   } }
PlayerContainerViewController.swift
 

- (void)adsManager:(IMAAdsManager *)adsManager didReceiveAdError:(IMAAdError *)error {   // Something went wrong with the ads manager after ads were loaded. Log the error and play the   // content.   NSLog(@"AdsManager error: %@", error.message);   [self.contentPlayer play]; }
ViewController.m
 

func adsManager(_ adsManager: IMAAdsManager, didReceive error: IMAAdError) {   // Something went wrong with the ads manager after ads were loaded.   // Log the error and play the content.   if let message = error.message {     print("AdsManager error: \(message)")   }   contentPlayer.play() }
PlayerContainerViewController.swift
 

- (void)adsManagerDidRequestContentPause:(IMAAdsManager *)adsManager {   // The SDK is going to play ads, so pause the content.   [self.contentPlayer pause]; }  - (void)adsManagerDidRequestContentResume:(IMAAdsManager *)adsManager {   // The SDK is done playing ads (at least for now), so resume the content.   [self.contentPlayer play]; }
ViewController.m
 

func adsManagerDidRequestContentPause(_ adsManager: IMAAdsManager) {   // The SDK is going to play ads, so pause the content.   contentPlayer.pause() }  func adsManagerDidRequestContentResume(_ adsManager: IMAAdsManager) {   // The SDK is done playing ads (at least for now), so resume the content.   contentPlayer.play() }
PlayerContainerViewController.swift