Chapter 3 ’Web User Graphical Interface’ — Workflow Library
Electra VS
-
Version 05.10 273
User Manual - Rev. A
Thumbnail file folder
: indicate the path to the folder on the
network storage where the thumbnails files must be placed.
Number of thumbnails
: number of thumbnail exported.
The following parameters shall be configured for each
thumbnail:
- Thumbnail X
:
height definition
: the unit of the height
in lines or in percent or 1/N of the original picture.
- Thumbnail X
:
height value
: the height of the thumbnail
depending of the unit selected. Whatever is the height
configured, thumbnail height will be at minimum set to 32
lines and at maximum the height of original picture. The
number of columns is then computed from the input
display aspect ratio, in order to obtain a jpg file with square
pixels. The number of columns is for example 133 for 4:3
input and 100 lines.
- Thumbnail X
:
file name
: The file name can be
customized with $time (current UTC time). Examples:
File name = MyThumbnail.jpg. The created file has always
the same name, the new one replaces the previous one.
File name = MyThumbnail_$time.jpg. The 5th of February at
9h7 UTC, with a periodicity of 10 seconds, the files are:
•
MyThumbnail_20150205090700.jpg
•
MyThumbnail_20150205090710.jpg
•
...
The Electra VS is not responsible for old files deletion.
Support input variable frame rate
: set this parameter to
true
if
the input video has a variable frame rate. You shall also configure the
Output frame rate
. The output frame rate of this workflow is then
constant.
Freeze duration
: indicate the display duration of the last freezed
image before displaying the slate.
Slate insertion
: specify the expected behavior in case of loss of
video signal.
Select
infinite freeze
to continue to display the freeze image
when the a video loss occurs.
Select
freeze then black
to display a black slate when the video
is lost.
Select
freeze then slate insertion
to display a specific slate
picture when a video loss occurs. You shall configure:
- Slate file storage
: server location where the slate file is
stored. Refer to section
’Video overlay’
on page 296 for the
possibles syntaxes.
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