From the course: Digital Media Foundations
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Why do we use drop frame timecode?
From the course: Digital Media Foundations
Why do we use drop frame timecode?
- [Voiceover] When it came to actually broadcasting NTSC video, there was a problem with the signal transmission. Without going into a long explanation, the solution was to slow the video down to 29.97 frames per second at the moment of broadcast but only at the moment of broadcast, which confuses a lot of people. When you record 29.97 frames per second footage on a camera, for example, you're actually recording 30 frames per second but with a special kind of timecode reading that automatically drops exactly the amount of frames to give you the duration that will apply when the footage is broadcast. If your footage is intended for the web, don't use dropframe timecode as the duration won't actually match. The ten minutes of footage recorded with drop frame 29.97 frames per second time code will not last ten minutes. It will be slightly shorter in real playback duration. However, if you were to broadcast that footage, it would be slowed down during broadcast so that the 29.97 frames…
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