Chapter 13. Grain, Noise, and Texture
In general, it’s pretty safe to say that while noise is something to be avoided, grain is an aspect of the cinematic image that cinematographers and directors embrace (although that is beginning to change). This chapter compares the difference between digital noise and film grain and includes some tips for how integrating noise into an image can be beneficial and ways you might go about doing it.
What Is Digital Noise?
Along with the individual pixels of detail inherent to any image, digital camera circuitry introduces noise. The light-sensitive silicon chips (currently, CCD or CMOS) at the heart of modern video recording cameras are, below a certain threshold of exposure, inherently noisy. As with audio ...
Get Color Correction Look Book: Creative Grading Techniques for Film and Video now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
