# videoGOP property Null safety

int videoGOP
read / write

【字段含义】最终转码后的视频分辨率的关键帧间隔（又称为 GOP）。 【推荐取值】默认值：2，单位为秒，取值范围是 `1,8`。

## Implementation

    int videoGOP;

1. tencent_trtc_cloud
2. trtc_cloud_def
3. TRTCTranscodingConfig
4. videoGOP property

##### TRTCTranscodingConfig class

1. Constructors
2. TRTCTranscodingConfig
3. Properties
4. appId
5. audioBitrate
6. audioChannels
7. audioSampleRate
8. backgroundColor
9. backgroundImage
10. bizId
11. hashCode
12. mixUsers
13. mode
14. runtimeType
15. streamId
16. videoBitrate
17. videoFramerate
18. videoGOP
19. videoHeight
20. videoWidth
21. Methods
22. noSuchMethod
23. toJson
24. toString
25. Operators
26. operator ==