實作自訂中繼資料支援

上次更新: 2023-09-21

您可以使用回撥函式,針對內容、廣告和章節追蹤呼叫提供自訂中繼資料。

回呼函式會在進行追蹤呼叫之前叫用,因此您的應用程式可以附加廣告或章節專屬的中繼資料。

  1. 叫用內容、廣告和章節的回呼函式。

    // Video Metadata Block
    // In a separate public class Implement an instance
    // of VideoAnalyticsMetadata.VideoMetadataBlock
    
    public class VideoMetadataBlockImpl
      implements VideoAnalyticsMetadata.VideoMetadataBlock {
    
        private final String video_id;
        private final String player_version;
    
        public VideoMetadataBlockImpl(String id, String version) {
            this.video_id = id == null ? "" : id;
            this.player_version = version == null ? "" : version;
        }
        @Override
        public HashMap<String, String> call() {
            HashMap<String, String> result = new HashMap<String, String>();
            result.put("videoid", video_id);
            result.put("mysdkversion", player_version);
            return result;
        }
    }
    // Create an instance of the above created
    // public class and assign it to vaMetadata
    vaMetadata.setVideoMetadataBlock(
      new VideoMetadataBlockImpl("1234", "1.2.3.4"));
    
    // Ad Metadata Block that is invoked on every ad start
    // In a separate public class Implement an instance of
    // VideoAnalyticsMetadata.AdMetadataBlock
    
    public class AdMetadataBlockImpl
      implements VideoAnalyticsMetadata.AdMetadataBlock {
    
        private final String ad_id;
        private final String ad_sdkversion;
    
        public AdMetadataBlockImpl(String id, String version) {
            this.ad_id = id == null ? "" : id;
            this.ad_sdkversion = version == null ? "" : version;
        }
    
        @Override
        public HashMap<String, String> call() {
            HashMap<String, String> result = new HashMap<String, String>();\
            result.put("myadid", ad_id);
            result.put("myad-sdkversion", ad_sdkversion);
            return result;
        }
    }
    // Create an instance of above created
    // public class and assign it to vaMetadata
    vaMetadata.setAdMetadataBlock(
      new AdMetadataBlockImpl("ad-1234", "1.2.3.4"));
    
    // Chapter Metadata Block that is invoked on every chapter start
    // In a separate public class Implement an instance of
    // VideoAnalyticsMetadata.ChapterMetadataBlock
    
    public class ChapterMetadataBlockImpl
      implements VideoAnalyticsMetadata.ChapterMetadataBlock {
    
        private final String chapter_id;
        private final String chapter_sdkversion;
    
        public ChapterMetadataBlockImpl(String id, String version) {
    
            this.chapter_id = id == null ? "" : id;
            this.chapter_sdkversion = version == null ? "" : version;
        }
    
        @Override
        public HashMap<String, String> call() {
    
            HashMap<String, String> result = new HashMap<String, String>();
            result.put("mychapterid", chapter_id);
            result.put("mychapter-sdkversion", chapter_sdkversion);
            return result;
    
            }
    }
    // Create an instance of above created public class and
    // assign it to vaMetadata
    vaMetadata.setChapterMetadataBlock(
      new ChapterMetadataBlockImpl("chapter-1234", "1.2.3.4"));
    

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