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Frame memory, Frame mem, Sections – ALLIED Vision Technologies Mako G-419 NIR User Manual

Page 54

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Frame memory

An image is normally captured and transported in consecutive steps. The image
is taken, read out from the sensor, digitized and sent over the Gigabit Ethernet
network. Mako cameras are equipped with a RAM.

Table 18

shows how many

frames can be stored by each model.

The memory operates according to the FIFO (first in, first out) principle. This
makes addressing for individual images unnecessary.

GSVP Packet Size
GSVP Tilting Size
GSVP Timeout

Statistics

Stat Frame Rate
Stat Frames Delivered
Stat Frames Dropped
Stat Frames Rescued
Stat Frames Shoved
Stat Frames Underrun
Stat Local Rate
Stat Packets Missed
Stat Packets Received
Stat Packets Requested
Stat Packets Resent
Stat Time Elapsed

Note

The number of frames (StreamHoldCapacity) depends on
resolution, pixel format, and packet size. Stated number
of frames is typical for full resolution, Mono8/Bayer8,
and GevSCPSPacketSize = 8192.

Model

Memory size

Pixel format / Resolution / Packet size

Mako G-032B/C 64 MB memory: 202 frames

Mono8/Bayer8

Full resolution

Payload size of 8192 bytes per packet

Mako G-125B/C 64 MB memory: 52 frames

Mako G-223B/C 64 MB memory: 29 frames

Mako G-419B/C 64 MB memory: 15 frames

Table 18: Image memory size (typical; see note above)

Hierarchy level 1 Hierarchy level 2

Hierarchy level 3

Hierarchy level 4

Table 17: Available Mako camera features

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