Nik Software HDR Efex Pro NIK-1406 User Guide
Product codes
NIK-1406
28
Dfine
®
2.0
User Guide
The first step in reducing noise within Dfine 2.0 is to measure the
noise present in your image. This process enables Dfine 2.0 to
determine the characteristics of noise based on the details found
within the current image or within a previously saved profile to
ensure the optimal level of noise reduction is applied.
noise present in your image. This process enables Dfine 2.0 to
determine the characteristics of noise based on the details found
within the current image or within a previously saved profile to
ensure the optimal level of noise reduction is applied.
There are three options for measuring noise in your image:
Automatic measurement, Manual measurement, and loading a
profile.
Automatic measurement, Manual measurement, and loading a
profile.
Automatic
The
Automatic measuring method utilizes advanced routines to
identify only areas that contain unwanted noise details and not
photographic detail. The
photographic detail. The
Automatic method was designed to work
on a wide variety of images, providing optimal noise profiling, with
little to no interaction needed.
little to no interaction needed.
Automatic
Method
Method
Simply click on the
Measure button, and Dfine 2.0 will automatically
profile your current image.
After the image has been measured, you will see that Dfine 2.0
has placed
has placed
Measurement Rectangles on the areas it believes will
produce the best noise reduction effect. At this point you can move
on to the Noise Reduction step, or you can modify the profile further.
on to the Noise Reduction step, or you can modify the profile further.
To modify the profile that is created automatically by the
Automatic
method, either click and adjust one of the automatically generated
Measurement Rectangles, or select the Manual mode and add
additional
Measurement Rectangles, or select the Manual mode and add
additional
Measurement Rectangles.
After modifying one of the automatically generated
Measurement
Rectangles, you will need to press the Measure button again to
profile the image again.
profile the image again.
At any point, you can click on the
Reset button to remove all
Measurement Rectangles that were added to the image and start the
measuring step over again.
measuring step over again.
Manual
The
Manual measuring method enables you to manually determine
which areas within the image should be inspected to determine the
noise characteristics and then create a profile.
noise characteristics and then create a profile.
Manual
Method
Method
Chapter 6: Noise Reduction Step 1: Measuring Noise