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Searched refs:reference_white_level (Results 1 – 1 of 1) sorted by relevance

/Linux-v4.19/drivers/gpu/drm/amd/display/modules/color/
Dcolor_gamma.c142 struct fixed31_32 reference_white_level; in compute_hlg_oetf() local
150 reference_white_level = dc_fixpt_half; in compute_hlg_oetf()
156 reference_white_level = dc_fixpt_pow(dc_fixpt_from_fraction(3, 1), dc_fixpt_half); in compute_hlg_oetf()
161 *out_y = dc_fixpt_mul(dc_fixpt_pow(in_x, dc_fixpt_half), reference_white_level); in compute_hlg_oetf()
170 struct fixed31_32 reference_white_level; in compute_hlg_eotf() local
177 reference_white_level = dc_fixpt_from_fraction(4, 1); in compute_hlg_eotf()
182 reference_white_level = dc_fixpt_from_fraction(1, 3); in compute_hlg_eotf()
187 *out_y = dc_fixpt_mul(dc_fixpt_pow(in_x, dc_fixpt_from_fraction(2, 1)), reference_white_level); in compute_hlg_eotf()