Share this Page URL

From iMovie to QuickTime > From iMovie to QuickTime - Pg. 299

succeed when played on slower computers. And yet this many frames per second tricks the eye into perceiving satisfying, smooth motion; most people can sense that they aren't seeing quite the motion quality they'd see on TV, but don't miss the other ffteen frames each second. ·24,25.An actual Hollywood movie plays 24 frames per second, and the European television signal (PAL) plays at 25. These settings, in other words, are provided for situations where you want excellent motion quality, without going all the way to the extreme of 29.97 frames per second of the American TV standard (NTSC). You save a little bit of disk space, while still showing as many frames as people are accustomed to seeing in motion pictures. ·29.97. If you're wondering how this oddball number got into the pop-up menu, you're not alone. As it turns out, every source that refers to television broadcasts as having 30 frames per second (including other chapters in this book) is rounding off the number for convenience. In fact, a true television broadcast plays at 29.97 frames per second. (iMovie can reproduce that rate for you, if it's important to do so. In fact, this is iMovie's top frame rate.) FREQUENTLY ASKED QUESTION The Expert Settings