We have gotten reports of issues with recording slow motion videos in our application. We have tested the issue on iPhone X, iPhone 6, and iPhone SE. The 6 and the X both work fine, but the SE fails when attempting to add the recorded video to Photos.
1080p
- 120@16:9 - Error
- 120@2.35 - Error
- 120@1:1 - OK
720p
- 240@16:9 - Error
- 240@2.35 - Error
- 240@1:1 - OK
- 200@16:9 - Error
- 200@2.35 - OK
- 200@1:1 - OK
* 16:9:
** 1080@120 - X
** 720@240 - X
** 720@200 - X
** 720@120 - O
* 2.35:
** 1080@120 - X
** 720@240 - X
** 720@200 - O
** 720@120 - O
* 1:1
** 1080@120 - O
** 720@240 - O
** 720@200 - O
** 720@120 - O