[FFmpeg-trac] #61(avfilter:closed): ability to read video size during filtergraph operation

[FFmpeg]

#61: ability to read video size during filtergraph operation
------------------------+-----------------------
Reporter:  nieder       |       Owner:  michael
    Type:  enhancement  |      Status:  closed
Priority:  wish         |   Component:  avfilter
 Version:  git          |  Resolution:  fixed
Keywords:               |  Blocked By:
Blocking:               |  Reproduced:  0
Analyzed:  1            |
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Changes (by saste):

 * analyzed:  0 => 1
 * status:  new => closed
 * resolution:   => fixed


Comment:

 Replying to [comment:1 saste]:
 > Replying to [ticket:61 nieder]:
 > [...]
 > > So it would be great to either
 > >
 > > 1) have the 'pad' filter have in_w and in_h made available
 >
 > This was already implemented.
 >
 > > or
 > >
 > > 2) more generalizable, have a 'filter' that returns the dimension
 values of the video so it can be fed into an expression for evaluation and
 use in other filters in the filtergraph.
 >
 > I don't know how to interpret this description and I'm not sure this is
 even possible.
 >
 > Please close the ticket if you're fine with solution 1.

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Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/61#comment:2>
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