You can only have 2 video tracks in iMovie 08-11. There is only one video track in iMovie 06 and lower. Though, you can still apply effects like aged film without taking a video track.
export it from imovie, and you can import to imovie from file
iMovie just supports such popular video formats as DV, HDV, MPEG-4, MPEG-2, MOV, and AVCHD.1. So if you have some video files can't import to imovie, you need use Video Converter for Mac to convert them to .mp4 format that imovie supports.
The Google Earth tour video has to be formatted for iMovie - DV (Digital Video) stream.
Reel director,iMovie,and iMovie extras but you need wifi for the iMovie extras.
Honestly, the direct upload from iMovie is not the best thing to do. It is better to export the video file and upload it directly.
Yes, they definitely are. Anything you can open in QuickTime is compatible with iMovie
Yes.....................
First you need to convert the Powerpoint into video format, The most suitable formats to insert into PowerPoint are WMV. AVI, MPG. In order to do that you can use a video converter to turn your files to this format. Then you can use iMovie converter to make the powerpoint into the imovie. you can do this with a MKV to imovie converter.
The newest edition of iMovie for the Mac, allows you to stabalize a video.
Click File and then Optimize Video
Click on the "Export" menu option in the "File" menu. After the export is done you will be able to import the file into iMovie