Merge pull request #231 from bigbluebutton/antobinary-patch-1

Added info on bbb_skip_video_preview_on_first_join

Author: antobinary

_posts/2019-02-14-customize.md

@@ -1156,7 +1156,8 @@ Useful tools for development:
 | `userdata-bbb_enable_screen_sharing=`    | If set to `false`, the client will display the screen sharing button if they are the current presenter                              | `true`        |
 | `userdata-bbb_enable_video=`             | If set to `false`, the client will display the webcam sharing button (in effect disabling/enabling webcams)                         | `true`        |
 | `userdata-bbb_record_video=`             | If set to `false`, the user won't have her/his video stream recorded                                                                | `true`        |
-| `userdata-bbb_skip_video_preview=`       | If set to `true`, the client will not see a preview of their webcam before sharing it                                               | `false`       |
+| `userdata-bbb_skip_video_preview=`       | If set to `true`, the user will not see a preview of their webcam before sharing it                                               | `false`       |
+| `userdata-bbb_skip_video_preview_on_first_join=`       | (Introduced in BigBlueButton 2.3) If set to `true`, the user will not see a preview of their webcam before sharing it when sharing for the first time in the session. If the user stops sharing, next time they try to share webcam the video preview will be displayed, allowing for configuration changes to be made prior to sharing                                              | `false`       |
 | `userdata-bbb_mirror_own_webcam=`         | If set to `true`, the client will see a mirrored version of their webcam. Doesn't affect the incoming video stream for other users. | `false`       |
 
 ### Presentation parameters