Lines Matching refs:screen_gamma

377    png_ptr->screen_gamma = output_gamma;  in png_set_alpha_mode_fixed()
853    png_ptr->screen_gamma = scrn_gamma;  in png_set_gamma_fixed()
1092 png_gamma_threshold(png_fixed_point screen_gamma, png_fixed_point file_gamma)  in png_gamma_threshold()  argument
1102    return !png_muldiv(&gtest, screen_gamma, file_gamma, PNG_FP_1) ||  in png_gamma_threshold()
1318          if (png_ptr->screen_gamma != 0) /* screen set too */  in png_init_read_transformations()
1320                 png_ptr->screen_gamma);  in png_init_read_transformations()
1326             png_ptr->screen_gamma = png_reciprocal(png_ptr->colorspace.gamma);  in png_init_read_transformations()
1329       else if (png_ptr->screen_gamma != 0)  in png_init_read_transformations()
1335          png_ptr->colorspace.gamma = png_reciprocal(png_ptr->screen_gamma);  in png_init_read_transformations()
1343          png_ptr->screen_gamma = png_ptr->colorspace.gamma = PNG_FP_1;  in png_init_read_transformations()
1421    if (png_gamma_significant(png_ptr->screen_gamma) == 0)  in png_init_read_transformations()
1577          png_gamma_significant(png_ptr->screen_gamma) != 0)) ||  in png_init_read_transformations()
1580           png_gamma_significant(png_ptr->screen_gamma) != 0  in png_init_read_transformations()
1586        png_gamma_significant(png_ptr->screen_gamma) != 0))  in png_init_read_transformations()
1630                      g = (png_ptr->screen_gamma);  in png_init_read_transformations()
1637                          png_ptr->screen_gamma);  in png_init_read_transformations()
1643                          png_ptr->screen_gamma);  in png_init_read_transformations()
1739                   g = png_ptr->screen_gamma;  in png_init_read_transformations()
1746                       png_ptr->screen_gamma);  in png_init_read_transformations()
1752                       png_ptr->screen_gamma);  in png_init_read_transformations()