gammaCorrectionTables.h File Reference

Go to the source code of this file.

Functions
void	makeGammaTables (float gamma)
float	gammaCorrect (float col)
float	invGammaCorrect (float col)

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Detailed Description

Definition in file gammaCorrectionTables.h.

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Function Documentation

float gammaCorrect

(

float

col

)

Apply gamma correction on col

Definition at line 65 of file gammaCorrectionTables.c.

References abs(), color_domain_table, gamfactor_table, gamma_range_table, i, inv_color_step, pow(), RE_GAMMA_TABLE_SIZE, and valid_gamma.

float invGammaCorrect

(

float

col

)

Apply inverse gamma correction on col

Definition at line 85 of file gammaCorrectionTables.c.

References abs(), color_domain_table, i, inv_color_step, inv_gamfactor_table, inv_gamma_range_table, pow(), RE_GAMMA_TABLE_SIZE, and valid_inv_gamma.

void makeGammaTables

(

float

gamma

)

Initialise the gamma lookup tables

Definition at line 103 of file gammaCorrectionTables.c.

References color_domain_table, color_step, gamfactor_table, gamma_range_table, i, inv_color_step, inv_gamfactor_table, inv_gamma_range_table, pow(), RE_GAMMA_TABLE_SIZE, valid_gamma, and valid_inv_gamma.