Apple on Wednesday updated QuickTime adding several new features and fixing some critical security issues that were not detailed in the notes accompanying the update.

QuickTime 7.2 adds two new export features into the application -- Export for iPhone and Export for iPhone (Cellular). The former exports a .m4v video, while the latter exports in the smaller .3gp format.

In addition to the security issues QuickTime 7.2 adds support for full screen viewing in QuickTime Player and updated the H.264 codec. According to notes provided with the update, the new version also contains numerous unspecified bug fixes.

The update is available via the software update mechanism in Mac OS X or from Apple's QuickTime Support Web site.