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Lines Matching full:background_gamma

98    int need_expand, double background_gamma)
113    png_ptr->background_gamma = (float)background_gamma;
968                      g = 1.0 / (png_ptr->background_gamma);
969                      gs = 1.0 / (png_ptr->background_gamma *
1063                   g = 1.0 / (png_ptr->background_gamma);
1064                   gs = 1.0 / (png_ptr->background_gamma *
2647          g = 1.0 / (png_ptr->background_gamma * png_ptr->screen_gamma);
2669          g = 1.0 / png_ptr->background_gamma;