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| author | Tobias Rapp <t.rapp@noa-archive.com> | 2016-04-07 10:20:53 +0200 |
|---|---|---|
| committer | Paul B Mahol <onemda@gmail.com> | 2016-04-13 08:39:07 +0200 |
| commit | ee104580c5b83e0fe697a66c2638b56d584c0081 (patch) | |
| tree | e8baadc61834aa74d745e20bfc0d37ed6466b982 /doc/filters.texi | |
| parent | 3674a53d171028c5bb1692dd80a3cd113bd7ff8b (diff) | |
| download | ffmpeg-ee104580c5b83e0fe697a66c2638b56d584c0081.tar.gz | |
avfilter/vf_drawtext: add optional default value to metadata function
Signed-off-by: Tobias Rapp <t.rapp@noa-archive.com>
Diffstat (limited to 'doc/filters.texi')
| -rw-r--r-- | doc/filters.texi | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index 712e70833c..0b80fd116a 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -6682,7 +6682,12 @@ The time at which the filter is running, expressed in the local time zone. It can accept an argument: a strftime() format string. @item metadata -Frame metadata. It must take one argument specifying metadata key. +Frame metadata. Takes one or two arguments. + +The first argument is mandatory and specifies the metadata key. + +The second argument is optional and specifies a default value, used when the +metadata key is not found or empty. @item n, frame_num The frame number, starting from 0. |