Estimate and export motion vectors using block matching algorithms. Motion vectors are stored in frame side data to be used by other filters.
This filter accepts the following options:
- method
-
Specify the motion estimation method. Accepts one of the following values:
- esa
-
Exhaustive search algorithm.
- tss
-
Three step search algorithm.
- tdls
-
Two dimensional logarithmic search algorithm.
- ntss
-
New three step search algorithm.
- fss
-
Four step search algorithm.
- ds
-
Diamond search algorithm.
- hexbs
-
Hexagon-based search algorithm.
- epzs
-
Enhanced predictive zonal search algorithm.
- umh
-
Uneven multi-hexagon search algorithm.
Default value is esa.
- mb_size
-
Macroblock size. Default
16. - search_param
-
Search parameter. Default
7.