Whats the fastest or the best way to export videos. I recorded about a 30 min video mix and its taking an hour to export it. I use 640x480 (4:3) 320 x 240 fit mix(default) text image quartz are all checked box.Preset is custom. Exported to quicktime movie. Apple 2.5ghz intel core i5. 16gb amd raedeon 6750 512 mb. thanks.