Point Grey Flea3 FL3-U3

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Point Grey Flea3 USB 3.0 Technical Reference 7 Imaging Parameters and Control

n Camera reinitialization

n Changing the current video mode or current video format

n Changing gamma

The LUT can define up to 16 banks where each bank can contain up to 16 channels. Each channel shall define a table

with a length of 2

Input_Depth

entries where each entry is Output_Depth bits wide. Channel table entries shall be

padded to 32-bits.

Each bank may be read only, write only or both read and write capable as shown by the LUT_Bank_Rd_Inq and LUT_

Bank_Wr_Inq fields. The active bank shall be set by writing to the Active_Bank field of the LUT_Ctrl register.

The Bank_ X_Offset_ Inq register shall give the offset to start address of the array of channel tables in each bank.

Multiple channels can be used to process color video pixel data.

Lookup Table Data Structure

Each bank of channels is composed of entries padded to a complete 32-bits. Each bank is organized as show in the

table below.

Cn: Channel Number

En : Entry Number

C(0)E(0)

…

C(0)E(2

Input_Depth

-1)

C(1)E(0)

…

C(1)E(2

Input_Depth

-1)

…

C(Number_of_Channels-1)E(0)

…

C(Number_of_Channels-1) E(2

Input_Depth

-1)

Title Article

How is gamma calculated and applied?

Knowledge Base Article 391

Point Grey Flea3 FL3-U3 - Page 117