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

[FFmpeg]

#8590: 'telecine=pattern' error for p24, soft telecined sources
-------------------------------------+-------------------------------------
             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            |
-------------------------------------+-------------------------------------

Comment (by markfilipak):

 |<--------------------------1/6s-------------------------->|
 [A/a__________][B/b__________][C/c__________][D/d__________]
 [A/a_______][B/b_______][B/c_______][C/d_______][D/d_______]   ...2-3-2-3
 30fps
 [A/a_][A/a_][B/b_][B/b_][B/c_][B/c_][C/d_][C/d_][D/d_][D/d_]
 ...2x(2-3-2-3 30fps)
 [A/a_][A/a_][B/b_][B/b_][B/b_][C/c_][C/c_][D/d_][D/d_][D/d_]   ...4-6-4-6
 60fps
 [A/a_][A/a_][A/b_][B/b_][B/b_][C/c_][C/c_][C/d_][D/d_][D/d_]   ...5-5-5-5
 60fps

 Cadance
 |<--------------------------1/6s-------------------------->|
 [A/a_][A/a_][B/b_][B/b_][B/c_][B/c_][C/d_][C/d_][D/d_][D/d_]
 ...2x(2-3-2-3 30fps)
  AAAA  AAAA  BBBB  BBBB  BCBC  BCBC  CDCD  CDCD  DDDD  DDDD
 <---20%----><------30%-------><---20%----><------30%------->

 [A/a_][A/a_][B/b_][B/b_][B/b_][C/c_][C/c_][D/d_][D/d_][D/d_]   ...4-6-4-6
 60fps
  AAAA  AAAA  BBBB  BBBB  BBBB  CCCC  CCCC  DDDD  DDDD  DDDD
 <---20%----><------30%-------><---20%----><------30%------->

 [A/a_][A/a_][A/b_][B/b_][B/b_][C/c_][C/c_][C/d_][D/d_][D/d_]   ...5-5-5-5
 60fps
  AAAA  AAAA  ABAB  BBBB  BBBB  CCCC  CCCC  CDCD  DDDD  DDDD
 <-----25%-----><-----25%-----><-----25%-----><-----25%----->

 Combing
 |<--------------------------1/6s-------------------------->|
 [A/a_][A/a_][B/b_][B/b_][B/c_][B/c_][C/d_][C/d_][D/d_][D/d_]   ...4-6-4-6
 60fps
                         ^^^^^^^^^^^^^^^^^^^^^^^^
                                 combed

 [A/a_][A/a_][A/b_][B/b_][B/b_][C/c_][C/c_][C/d_][D/d_][D/d_]   ...5-5-5-5
 60fps
             ^^^^^^                        ^^^^^^
             combed                        combed

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Ticket URL: <https://trac.ffmpeg.org/ticket/8590#comment:16>
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