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

[FFmpeg]

#61: ability to read video size during filtergraph operation
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Reporter:  nieder       |       Owner:  michael
    Type:  enhancement  |      Status:  new
Priority:  wish         |   Component:  avfilter
 Version:  git          |  Resolution:
Keywords:               |  Blocked By:
Blocking:               |  Reproduced:  0
Analyzed:  0            |
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Comment (by 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.

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/61#comment:1>
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