Xcode92 (9C40b): 'xcrun simctl io booted recordVideo' doesn't record sound

Number:rdar://37420230 Date Originated:10 Feb 2018
Status:Open Resolved:
Product:Developer Tools Product Version:Xcode92 (9C40b)
Classification:Bug Reproducible:Always
When using ‘xcrun simctl io booted recordVideo’ to record video from the iOS Simulator, sound isn’t included in the video file

Steps to Reproduce:
Open the iOS simulator, launch mobile safari, open youtube and play a video with music
Open terminal
Run the command ‘xcrun simctl io booted recordVideo my video.mp4’
Control + C to stop recording.
Then play the output video
Notice there is no sound.

Expected Results:
The video should include sound

Actual Results:
The video doesn’t have sound

All version of Xcode 9 have this issue.

I haven’t seen a workaround for this.


Please note: Reports posted here will not necessarily be seen by Apple. All problems should be submitted at bugreport.apple.com before they are posted here. Please only post information for Radars that you have filed yourself, and please do not include Apple confidential information in your posts. Thank you!