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vf_split: add documentation to filters.texi

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Stefano Sabatini 2011-05-22 01:32:40 +02:00
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commit 8a5b71d0c3
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doc/filters.texi
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@ -1383,6 +1383,21 @@ not specified it will use the default value of 16.
Adding this in the beginning of filter chains should make filtering Adding this in the beginning of filter chains should make filtering
faster due to better use of the memory cache. faster due to better use of the memory cache.
@section split
Pass on the input video to two outputs. Both outputs are identical to
the input video.
For example:
@example
[in] split [splitout1][splitout2];
[splitout1] crop=100:100:0:0 [cropout];
[splitout2] pad=200:200:100:100 [padout];
@end example
will create two separate outputs from the same input, one cropped and
one padded.
@section transpose @section transpose
Transpose rows with columns in the input video and optionally flip it. Transpose rows with columns in the input video and optionally flip it.