Accommodating Non-Standard 3:2 Sequences; Figure 6-1: 3:2 Pulldown Sequence Insertion - 1080P/23.98Sf Input Video; Figure 6-2: 6 Hz Pulldown Sequence A Frame Alignment - 1080P/23.98Sf Input Video - evertz 7700 Manual

7700 MultiFrame Manual
7714HDC High Quality Down Converter

6.3.5. Accommodating Non-Standard 3:2 Sequences

This menu setting is only used when the input video is 1080p/23.98sF. In other
input video formats it is not applicable
Video
A Frame Offset
0
1
2
3
0
1080p/23.98sF
A Frame Candidate
0
Frame
Buffer
odd
525i or
1080i @
59.94
Figure 6-1: 3:2 Pulldown Sequence Insertion – 1080p/23.98sF Input Video
6 Hz Input
1080p/24sF
A Frame Candidate
A Fram e Offset
0
1
2
3
Figure 6-2: 6 Hz Pulldown Sequence A Frame Alignment – 1080p/23.98sF Input Video
7714HDC - 16
This control allows the user to select other frames as the A Frames.
Figure 6-2 shows how this control defines the A frame candidate when the 6
Hz pulse is present. Figure 6-3 shows how this control defines the A frame
when RP188 Ancillary data is used to control the 3:2 pulldown.
1
0 1 1
even odd even
2 3
2 2 3
odd even odd
0 0 1 1
odd even odd even
A Frame B Frame
Revision 1.1
4
A Frame Candidate
3 4 4
even odd even
1 2 2 3
odd even odd even
C Frame
3 3
odd even
D Frame