[FFmpeg-trac] #8590(undetermined:closed): 'telecine=pattern' error for p24, soft telecined sources

[FFmpeg]

#8590: 'telecine=pattern' error for p24, soft telecined sources
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             Reporter:  markfilipak  |                    Owner:
                 Type:  defect       |                   Status:  closed
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:  invalid
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
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Comment (by markfilipak):

 Replying to [comment:14 cehoyos]:
 > Replying to [comment:13 pdr0]:
 > > Replying to [comment:12 cehoyos]:
 > > > Replying to [comment:11 pdr0]:
 > > >
 > > > > There is no visual cadence difference between this and doing
 nothing on a 60Hz display.
 > > >
 > > > There is: Deinterlacing - sadly - comes at a cost.
 > >
 > > You are mistaken.
 > >
 > > There is no difference cadence wise when checking a 24.0p and 23.976p
 native BD.
 > >
 > > There are no fields produced from that command. It's progressive
 content with progressive duplicates, encoded progressively
 > >
 > > The actual results, ES and timestamps disagree with you
 >
 > I meant the visual damage that the deinterlace does to progressive
 content (and I agree that my answer is misunderstandable, I am not a
 native speaker).

 What visual damage Carl Eugen? I see no visual damage. The 60fps is not
 interlaced.

 I would put in some timing diagrams, but this rotten-text, i.e., !(rich-
 text), doesn't use fixed fonts, not even for code blocks.

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Ticket URL: <https://trac.ffmpeg.org/ticket/8590#comment:15>
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