eyes difference | Motion Detection |
Subtracts the last frame from the current frame. Calculates the amount of motion occuring within the image.
Inlets & Arguments: |
|
Name |
|
Description |
|
image |
|
Eyes Image, standard operator messages see: eyes messages |
|
threshold low |
|
Threshold low: If t < pixel < t2 then pixel = value, |
|
threshold high |
|
High threshold |
|
value |
|
Value to assign to pixels within threshold range. |
Outlets: |
|
Name | Description |
|
difference image | Resulting difference image |
|
motion | Number of pixels that have changed since the last image. See results out for information on format. |
Messages: |
Standard messages |
Accepts all messages sent to the eyes object. See eyes messages. |
Argument messages |
Accepts all inlet arguments as messages: t, t2, and v. |
Example: |
See Also: |
threshold, background, cut, <, >, <=, >=, ><, <>, ==, != |