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How does bandwidth affect the frame rate?
GUPPY Technical Manual V4.0.1
154
Example formula for the b/w camera
Mono8, 1024 x 768, 15 fps desired
A Frame rate of 15 fps can be achieved. frame rate
reachable
is not possible due
to the sensor limit.
Test images
Loading test images
Test images b/w cameras
The b/w cameras have two test images that look the same. Both images show
a gray bar running diagonally. One test image is static, the other moves
upwards by 1 pixel/frame.
Formula 6: Example max. fps calculation
FirePackage Direct FirePackage Fire4Linux
1. Start SmartView .
2. Click the Edit settings
button.
3. Click Adv1 tab.
4. In combo box Test images
choose Image 1 or another
test image.
1. Start SmartView for WDM .
2. In Camera menu click
Settings .
3. Click Adv1 tab.
4. In combo box Test images
choose Image 1 or another
test image.
1. Start cc1394 viewer.
2. In Adjustments menu click
on Picture Control .
3. Click Main tab.
4. Activate Test image check
box on .
5. In combo box Test images
choose Image 1 or another
test image.
Table 72: Loading test images in different viewers
BYTE_PER_PACKET 15 x 1024 x 768
( )
x 125µs 1474 4096
<
= =
frame rate
reachable
4096
1024 x 768 x 125µs
-------------------------------------------------
≈ ⇒
41.6 Hz
=