mestimate
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
.