# agora::rtc::VideoSubscriptionOptions结构体 参考 (/zh-CN/api-reference/rtc-server-sdk/cpp/structagora-1-1rtc-1-1-video-subscription-options)

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## 详细描述 [#详细描述]

视频订阅选项。

## 构造及析构函数说明 [#构造及析构函数说明]

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### VideoSubscriptionOptions() [1/3] [#videosubscriptionoptions-13]

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agora::rtc::VideoSubscriptionOptions::VideoSubscriptionOptions()

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### VideoSubscriptionOptions() [2/3] [#videosubscriptionoptions-23]

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agora::rtc::VideoSubscriptionOptions::VideoSubscriptionOptions([VIDEO_STREAM_TYPE](/zh-CN/api-reference/rtc-server-sdk/cpp/namespaceagora-1-1rtc#a5f78a8dc3552e4ec308270198dd49b55) *streamtype*)

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### VideoSubscriptionOptions() [3/3] [#videosubscriptionoptions-33]

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agora::rtc::VideoSubscriptionOptions::VideoSubscriptionOptions([VIDEO_STREAM_TYPE](/zh-CN/api-reference/rtc-server-sdk/cpp/namespaceagora-1-1rtc#a5f78a8dc3552e4ec308270198dd49b55) *streamtype*, bool *encoded_only*)

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## 类成员变量说明 [#类成员变量说明]

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### type [#type]

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[VIDEO_STREAM_TYPE](/zh-CN/api-reference/rtc-server-sdk/cpp/namespaceagora-1-1rtc#a5f78a8dc3552e4ec308270198dd49b55) agora::rtc::VideoSubscriptionOptions::type

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订阅的视频类型。

默认为 `VIDEO_STREAM_HIGH`，即视频大流。

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### encodedFrameOnly [#encodedframeonly]

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bool agora::rtc::VideoSubscriptionOptions::encodedFrameOnly

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是否仅订阅已编码的视频数据：

- `true`: 仅订阅已编码的视频数据。
- `false`: (Default) 仅订阅已解码的视频数据。