视频融合文档 - iOS

- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {

    [TuSDK initSdkWithAppKey:@"8d0ad6cca31401a7-04-ewdjn1"];
    // 可选: 设置日志输出级别 (默认不输出)
    [TuSDK setLogLevel:lsqLogLevelDEBUG];

    return YES;
}

- (void)viewDidLoad {
    [super viewDidLoad];
    //初始化
    [TUPEngine Init:nil];
}

- (instancetype) init:(NSString*)path;
//获取模板内的文字资源
- (NSArray<TextReplaceItem*>*) listReplaceableTextAssets;
//获取模板内的图片资源
- (NSArray<VideoReplaceItem*>*) listReplaceableImageAssets;
//获取模板内的视频资源
- (NSArray<VideoReplaceItem*>*) listReplaceableVideoAssets;
//获取模板内的音频资源
- (NSArray<AudioReplaceItem*>*) listReplaceableAudioAssets;

    self.displayView = [[TUPDisplayView alloc] init];
    [self.preview addSubview:self.displayView];
    
    [self.displayView setup:nil];

    //根据文件路径初始化model
    TUPEvaModel *model = [[TUPEvaModel alloc]init:self.evaPath];
    //初始化eva
    self.evaDirector = [[TUPEvaDirector alloc] init];
    [self.evaDirector openModel:model];

    //获取eva播放器
    self.evaPlayer = (TUPEvaDirectorPlayer *)[self.evaDirector newPlayer];
    [self.evaPlayer open];
    self.evaPlayer.delegate = self;

    [self.displayView attachPlayer:weakSelf.evaPlayer];
    //开始播放
    [self.evaPlayer play];

- (void) close;

- (BOOL) play;

- (BOOL) pause;

- (void)onPlayerEvent:(TUPPlayerState)state withTimestamp:(NSInteger)ts
{
    self.playerState = state;
}

- (BOOL) updateText:(NSString*)Id withText:(NSString*) text;

- (BOOL) updateImage:(NSString*)Id withPath:(NSString*) path andConfig:(TUPEvaReplaceConfig_ImageOrVideo*)config;

- (BOOL) updateVideo:(NSString*)Id withPath:(NSString*) path andConfig:(TUPEvaReplaceConfig_ImageOrVideo*)config;

- (BOOL) updateAudio:(NSString*)Id withPath:(NSString*) path andConfig:(TUPEvaReplaceConfig_Audio*)config;

//替换音乐
    if (self.selectedPath && self.selectPathState  == TuSelectFilePathMusicState) {
        TUPEvaReplaceConfig_Audio *audioConfig = [[TUPEvaReplaceConfig_Audio alloc] init];
        audioConfig.start = 0;
        audioConfig.duration = [self.evaPlayer getDuration];
        audioConfig.audioMixWeight = self.volmSlider.value;
        
        AudioReplaceItem *item = self.audioAssets.firstObject;
        item.resPath = self.selectedPath;
        [self.evaDirector updateAudio:item.Id withPath:self.selectedPath andConfig:audioConfig];
    }
    //替换图片
    if (self.selectedPath && self.selectPathState == TuSelectFilePathImageState) {
        //选中的图片资源
        VideoReplaceItem *asset = _orgResources[_index];
        TUPEvaReplaceConfig_ImageOrVideo *imageConfig = [[TUPEvaReplaceConfig_ImageOrVideo alloc] init];
        imageConfig.start = asset.startTime;
        imageConfig.duration = asset.endTime - asset.startTime;
        imageConfig.audioMixWeight = self.volmSlider.value;

        [self.evaDirector updateImage:asset.Id withPath:self.selectedPath andConfig:imageConfig];
        
    }
    //替换视频
    if (self.selectedPath && self.selectPathState == TuSelectFilePathVideoState) {
        //选中的视频资源,根据isVideo字段判断相对应涂层
        VideoReplaceItem *asset = _orgResources[_index];

        if (asset.isVideo) {

            [self.evaDirector updateVideo:asset.Id withPath:self.selectedPath andConfig:self.videoConfig];
        } else {

            [self.evaDirector updateImage:asset.Id withPath:self.selectedPath andConfig:self.videoConfig];
            
        }
    }

    TUPEvaModel *model = [[TUPEvaModel alloc]init:self.evaPath];
    //初始化eva
    self.evaDirector = [[TUPEvaDirector alloc] init];
    [self.evaDirector openModel:model];

    TUPProducer_OutputConfig *config = [[TUPProducer_OutputConfig alloc] init];
    //开始时间
    config.rangeStart = 0;
    //时长
    config.rangeDuration = self.totalTime;
    //水印
    config.watermark = [UIImage imageNamed:@"sample_watermark"];
    //水印位置
    config.watermarkPosition = -1;
    
    self.producer = (TUPEvaDirectorProducer *)[self.evaDirector newProducer];
    self.producer.delegate = self;
    self.producer.savePath = [@"file://" stringByAppendingString:savePath];
    
    [self.producer setOutputConfig:config];
    [self.producer open];
    [self.producer start];

- (void) onProducerEvent:(TUPProducerState)state withTimestamp:(NSInteger) ts
{
    self.playerState = state;
}