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doc/filters: add one more blend example

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This is faster than geq example below.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
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Paul B Mahol
2016-02-12 22:19:20 +01:00
parent 0b0121d7f2
commit f80b4750b9
1 changed files with 6 additions and 0 deletions
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doc/filters.texi
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@ -4243,6 +4243,12 @@ Apply uncover up-left effect:
blend=all_expr='if(gte(T*SH*40+Y,H)*gte((T*40*SW+X)*W/H,W),A,B)' blend=all_expr='if(gte(T*SH*40+Y,H)*gte((T*40*SW+X)*W/H,W),A,B)'
@end example @end example
@item
Split diagonally video and shows top and bottom layer on each side:
@example
blend=all_expr=if(gt(X,Y*(W/H)),A,B)
@end example
@item @item
Display differences between the current and the previous frame: Display differences between the current and the previous frame:
@example @example