You can get to the video if you attach your device to a computer and use iTunes. See Apple's official documentation: https://support.apple.
Here are the steps for ScoreCam:
- Open iTunes on your Mac or PC
- Connect your iPhone, iPad, or iPod touch to your computer using the USB cable that came with your device
- Click your device in iTunes. Get help if you can't find it
- In the left sidebar, click File Sharing
- Select the ScoreCam app from the list which is displayed. Video should show up in the "ScoreCam Documents" area
- Select the movie and select the "Save..." button to save the file