November 2012
Beginner
336 pages
9h 18m
English
Content preview from Matchmoving: The Invisible Art of Camera Tracking, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 4
3D Calibration
2D tracking provides the clues, but 3D calibration provides the solution. Calibrating, or solving, the camera is a fancy way of saying that we’re determining all of the camera’s attributes—position, rotation, focal length, and so forth. Now that we’ve given the matchmoving program some 2D information, it’s time to start solving.
Calibration can be one of the most difficult and frustrating parts of matchmoving to newcomers. Much of this is due to the “black box” nature of matchmoving software and the occasionally perplexing results. In this chapter, I’ll clarify some of the murkier aspects of 3D calibration and provide some tips for getting good results.
Chapter Contents
- Understanding “Good” Calibration
- Calibrating Your ...
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