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Chromecast 元数据键 chromecast-metadata-keys

Last update: Tue Jul 15 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
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可以分别在媒体和广告信息对象上设置标准视频和广告元数据。调用跟踪 API 之前，使用视频/广告元数据的常量键设置包含信息对象中标准元数据的字典。有关标准元数据常量的完整列表，请参阅下表，随后是对应的示例。

元数据常量 video-metadata-constants

元数据名称
上下文数据键
常量名称
节目
a.media.show
ADBMobile.media.VideoMetadataKeys.SHOW
季
a.media.season
ADBMobile.media.VideoMetadataKeys.SEASON
剧集
a.media.episode
ADBMobile.media.VideoMetadataKeys.EPISODE
资源
a.media.asset
ADBMobile.media.VideoMetadataKeys.TMS_ID
流派
a.media.genre
ADBMobile.media.VideoMetadataKeys.GENRE
首次播放日期
a.media.airDate
ADBMobile.media.VideoMetadataKeys.FIRST_AIR_DATE
首次数字化播放日期
a.media.digitalDate
ADBMobile.media.VideoMetadataKeys.FIRST_DIGITAL_DATE
评级
a.media.rating
ADBMobile.media.VideoMetadataKeys.RATING
创作者
a.media.originator
ADBMobile.media.VideoMetadataKeys.ORIGINATOR
网络
a.media.network
ADBMobile.media.VideoMetadataKeys.NETWORK
节目类型
a.media.type
ADBMobile.media.VideoMetadataKeys.SHOW_TYPE
广告载入
a.media.adLoad
ADBMobile.media.VideoMetadataKeys.AD_LOAD
MVPD
a.media.pass.mvpd
ADBMobile.media.VideoMetadataKeys.MVPD
已授权
a.media.pass.auth
ADBMobile.media.VideoMetadataKeys.AUTHORIZED
播出时段
a.media.dayPart
ADBMobile.media.VideoMetadataKeys.DAY_PART
信息源
a.media.feed
ADBMobile.media.VideoMetadataKeys.FEED
流格式
a.media.format
ADBMobile.media.VideoMetadataKeys.STREAM_FORMAT

广告元数据常量 ad-metadata-constants

元数据名称
上下文数据键
常量名称
广告商
a.media.ad.advertiser
ADBMobile.media.AdMetadataKeys.ADVERTISER
促销活动 ID
a.media.ad.campaign
ADBMobile.media.AdMetadataKeys.CAMPAIGN_ID
创作 ID
a.media.ad.creative
ADBMobile.media.AdMetadataKeys.CREATIVE_ID
版面 ID
a.media.ad.placement
ADBMobile.media.AdMetadataKeys.PLACEMENT_ID
网站 ID
a.media.ad.site
ADBMobile.media.AdMetadataKeys.SITE_ID
创作 URL
a.media.ad.creativeURL
ADBMobile.media.AdMetadataKeys.CREATIVE_URL

Chromecast 实施示例 sample-implementations-for-chromecast

视频

// setting Standard Video Metadata as context data on trackLoad API mediaContextData = { }
mediaMetadata["videotype"] = "episode";

standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.SHOW] = "sample show";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.SEASON] = "sample season";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.EPISODE] = "sample episode";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.TMS_ID] = "sample tms_id";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.GENRE] = "sample genre";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.FIRST_AIR_DATE] = "sample first_air_date";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.FIRST_DIGITAL_DATE] = "sample first_digital_date";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.RATING] = "sample rating";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.ORIGINATOR] = "sample originator";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.NETWORK] = "sample network";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.SHOW_TYPE] = "sample show type";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.AD_LOAD] = "sample ad load";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.MVPD] = "sample mvpd";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.AUTHORIZED] = "sample authorized";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.DAY_PART] = "sample day_part";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.FEED] = "sample feed";
standardVideoMetadata[ADBMobile.media.VideoMetadataKeys.STREAM_FORMAT] = "sample format";

var mediaObject = ADBMobile.media.createMediaObject(content.name, content.id, content.length, content.streamType);
mediaObject[ADBMobile.media.MediaObjectKey.StandardVideoMetadata] = standardVideoMetadata;
ADBMobile.media.trackSessionStart(mediaObject, mediaMetadata);

音频

// setting Standard Audio Metadata as context data on trackLoad API mediaContextData = { }
mediaMetadata["audiotype"] = "podcast";
var standardAudioMetadata = {};
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.ARTIST] = "sample artist";
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.ALBUM] = "sample album" ;
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.LABEL] = "sample label";
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.AUTHOR] = "sample author" ;
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.STATION] = "sample station " ;
standardAudioMetadata[ADBMobile.media.AudioMetadataKeys.PUBLISHER] = "sample publisher";

var mediaObject = ADBMobile.media.createMediaObject(content.name, content.id, content.length, content.streamType, content.mediaType);
mediaObject[ADBMobile.media.MediaObjectKey.StandardAudiooMetadata] = standardAudiooMetadata;
ADBMobile.media.trackSessionStart(mediaObject, mediaMetadata);

广告

// setting Standard Ad Metadata as context data on ad start event
var standardAdMetadata = {};
standardAdMetadata[ADBMobile.media.AdMetadataKeys.CAMPAIGN_ID] = "sample campaign";
standardAdMetadata[ADBMobile.media.AdMetadataKeys.ADVERTISER] = "sample advertiser" ;
standardAdMetadata[ADBMobile.media.AdMetadataKeys.CREATIVE_ID] = "sample creativeid";
standardAdMetadata[ADBMobile.media.AdMetadataKeys.PLACEMENT_ID] = "sample placement id" ;
standardAdMetadata[ADBMobile.media.AdMetadataKeys.SITE_ID] = "sample site id" ;
standardAdMetadata[ADBMobile.media.AdMetadataKeys.CREATIVE_URL] = "sample creative url";

var adObject = ADBMobile.media.createAdObject(ad.name, ad.id, ad.position, ad.length);
adObject[ADBMobile.media.MediaObjectKey.StandardAdMetadata] = standardVideoMetadata;

ADBMobile.media.trackEvent(ADBMobile.media.Event.AdStart, this._player.getAdInfo(), adContextData);
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