Description

gamma_tb Testbench for gamma design

Parameters

[in]	input_file	Input file used for test, must be plain text pnm file with pixel per line
[in]	output_file	Output file used for test, will be plain text pnm file with pixel per line
[in]	gamma	Amount of contrast adjustment, see create_gamma_lut for more details.
[in]	c_factor	Amount of contrast adjustment, see create_gamma_lut for more details.

Libraries
ieee
test
common
	Use the default constants from the project.

Use Clauses
std_logic_1164
numeric_std

config_const_pkg	Package <config_const_pkg>
curves_pkg	Package <curves_pkg>
	Use the create_gamma_lut function to generate the lookup table.

Generics
input_file	string := " tst/input/amersfoort_gray.pgm "
output_file	string := " tst/output/gamma_output.pgm "
gamma	real := 0 . 5
c_factor	real := 1 . 0