Managing Your Work Environment > Setting Preferences > Player Preferences >

# Timesmear

Use the Timesmear area to set preferences for working with the Timesmear.

Sampling Step field
  Specify the number of frames that are sampled. The higher the number, the more accurate the Timesmear will be.
Position field
  Specify which part of the frame will be sampled when the Timesmear is created. The default value (0.50) samples the centre of the frame.