Kaya Instruments IRON SDI, User Manual

Page: 27 / 49

2 0 H a M e s i l a S t . , N e s h e r 3 6 8 8 5 2 0 , I s r a e l
P O B 2 5 0 0 4 , H a i f a 3 1 2 5 0 0 1 , I s r a e l
T e l : ( + 9 7 2 ) - 7 2 - 2 7 2 3 5 0 0 F a x : ( + 9 7 2 ) - 7 2 - 2 7 2 3 5 1 1
www.kayainstruments.com Page no. 27 | Appendix No. 1
8.8.2 downscale <channel=1> <downscale> <reserved=0>
The downscale command is used to output Full HD or 2K resolution from UHD or 4K downscaled source image.
The downscale is only applied if the current video mode allows it and the camera support 4K resolutions.
Figure 3 – Downscale example
The following table lists video modes which support the downscale.
Mode ID Mode
4 1920x1080p 30
5 1920x1080p 25
6 1920x1080p 24
7 1920x1080p
23.98
8 1920x1080p
29.97
9 1920x1080p
50
10 1920x1080p
60
11 1920x1080i
60
12 1920x1080i
50
13 1920x1080i
59.94
14
1920x1080p
59.94
15 2048x1080p 30
16 2048x1080p 25
17 2048x1080p 24
18 2048x1080p 23.98
19 2048x1080p 29.97
20 2048x1080p 50
21 2048x1080p 60
22 2048x1080p 59.94
23
2048x1080p 48
24 2048x1080p 47.96
Remarks:
1.
<channel> input parameter should always be 1
2. <reserved> input parameter should always be 0
3. The downscale is only applied if the current video mode allows it and the camera support 4K resolutions.
Example:
downscale 1 1 0