Watermarking Video Images - Lorex Road Warrior RW2S SERIES Instruction Manual

Using Lorex Viewer

Watermarking Video Images

To ensure video images have not been
tampered with, Lorex Viewer comes bundled
with a watermarking software called
Watermark Proofer. The watermark function
allows you to take an image of a single frame
screen shot, and verify that the screen shot has
not been tampered with.
Watermarking Video Images
To watermark a single frame of a video image:
1. Open Lorex Viewer
(Start Programs
> >
2. Click (backup). The backup window
opens.
3. Under Select Image, click
and click .
OK
Figure 3.3 Select Watermark to protect the image with
watermark.
4. Browse for the directory you wish to save
your picture in. Click
Viewing Watermarked Images
To view your watermarked video image:
1. Select
Start Programs Lorex_V2
> >
proofer
to start the watermarking
program.
2. Click and browse for the
Open
watermarked bitmap (.bmp) file you saved
with Lorex Viewer.
3. The image opens with either a pass or fail.
An image with a waterproof mark that has
NOT been tampered with has a large green
circle on the picture (Figure 3.5). An image
with a waterproof mark that HAS been
tampered has a large red 'X' on the picture
(Figure 3.6).
14
Lorex_V2)
and log in.
BMP (Watermark)
.
OK
Watermark
>
Figure 3.4 Watermark program main screen. Click Open to
browse for the watermarked bitmap file.
Figure 3.5 A Watermarked image that has NOT been tampered
with shows a large green circle on the image.
Figure 3.6 A Watermarked image that HAS been tampered wit
shows a large red 'X' on the image.