Thread: bff or tff
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Old 27th November 2017, 04:36   #2  |  Link
jriker1
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Join Date: Dec 2003
Posts: 485
Fyi. Did a one minute test in ffmpeg. Results:

frame= 1798 fps=4.5 q=-0.0 Lsize= 1078800kB time=00:00:59.99 bitrate=147308.7kbits/s speed=0.149x
video:1078800kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.000000%
[Parsed_idet_0 @ 0000000002836fa0] Repeated Fields: Neither: 1796 Top: 0 Bottom: 2
[Parsed_idet_0 @ 0000000002836fa0] Single frame detection: TFF: 833 BFF: 20 Progressive: 4 Undetermined: 941
[Parsed_idet_0 @ 0000000002836fa0] Multi frame detection: TFF: 1763 BFF: 0 Progressive: 0 Undetermined: 35

Seems TFF but see some bff in there to.

Running a separate test

frame=10000 fps= 33 q=-0.0 Lsize= 6000000kB time=00:05:33.66 bitrate=147308.7kbits/s speed=1.09x
video:6000000kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.000000%
[Parsed_idet_0 @ 0000000000db90a0] Repeated Fields: Neither: 9997 Top: 1 Bottom: 3
[Parsed_idet_0 @ 0000000000db90a0] Single frame detection: TFF: 7368 BFF: 45 Progressive: 67 Undetermined: 2521
[Parsed_idet_0 @ 0000000000db90a0] Multi frame detection: TFF: 9648 BFF: 121 Progressive: 197 Undetermined: 35

JR

Last edited by jriker1; 27th November 2017 at 04:47.
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