ARRI Projection HDTV - Manual (Page 11)

11
2.2 Configuration Area
This chapter explains all available ALICE nodes and their
parameters in a systematic way according to the standard
GUI configuration. It is mainly intended as a reference.
In this window a configuration file for the image
processing can be build.
Note : This configuration file works only together with
the chosen geometry.
See chapter 5.5, Image Processing of the ARRILASER Manual,
for a detailed description of the image processing function.
Input Format
• In the ‘input format‘ section

photo the size, bit
depth and pixel aspect ratio of the selected sequence
are displayed.
By default images of the size 1920x1080 are auto-
matically recognized as HDTV 1080 (pixel aspect 1.0),
of 1280x720 as HDTV 1280 (pixel aspect 1.0),
of 720x486 as NTSC (pixel aspect 0.9385), and
images of the size 720x576 are recognized as either
PAL (pixel aspect 1.067) or PAL Plus (pixel aspect 1.416).
The right choice for PAL or PAL Plus must be
selected by the user
All other formats are taken as generic and a pixel
aspect of 1 is assumed. For modifying this default
selection please refer to chapter 4.
Start and end frame for the selected sequences are
taken from the ALGUI window.
• To change the recordable frame range, enter the start/
end frame in the corresponding text fields

photo .
Operation
2.2.