Searched defs:screen_gamma (Results 1 - 3 of 3) sorted by relevance

/external/libpng/
H A Dpngrtran.c361 png_ptr->screen_gamma = output_gamma;
835 png_ptr->screen_gamma = scrn_gamma;
1071 * the [file] gamma and screen_gamma are not close reciprocals, otherwise it
1075 png_gamma_threshold(png_fixed_point screen_gamma, png_fixed_point file_gamma) argument
1085 return !png_muldiv(&gtest, screen_gamma, file_gamma, PNG_FP_1) ||
1301 if (png_ptr->screen_gamma != 0) /* screen set too */
1303 png_ptr->screen_gamma);
1309 png_ptr->screen_gamma = png_reciprocal(png_ptr->colorspace.gamma);
1312 else if (png_ptr->screen_gamma != 0)
1318 png_ptr->colorspace.gamma = png_reciprocal(png_ptr->screen_gamma);
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H A Dpngstruct.h334 png_fixed_point screen_gamma; /* screen gamma value (display_exponent) */ member in struct:png_struct_def
/external/libpng/contrib/libtests/
H A Dpngvalid.c7695 double screen_gamma; member in struct:gamma_display
7715 double file_gamma, double screen_gamma, png_byte sbit, int threshold_test,
7727 dp->screen_gamma = screen_gamma;
7785 PNG_CONST double sg = dp->screen_gamma;
7819 png_set_gamma(pp, dp->screen_gamma, dp->file_gamma);
7822 png_fixed_point s = fix(dp->screen_gamma);
7888 double screen_gamma; member in struct:validate_info
7931 vi->screen_gamma = dp->screen_gamma;
7714 gamma_display_init(gamma_display *dp, png_modifier *pm, png_uint_32 id, double file_gamma, double screen_gamma, png_byte sbit, int threshold_test, int use_input_precision, int scale16, int expand16, int do_background, PNG_CONST png_color_16 *pointer_to_the_background_color, double background_gamma) argument
9000 gamma_threshold_test(png_modifier *pm, png_byte colour_type, png_byte bit_depth, int interlace_type, double file_gamma, double screen_gamma) argument
9052 gamma_transform_test(png_modifier *pm, PNG_CONST png_byte colour_type, PNG_CONST png_byte bit_depth, PNG_CONST int palette_number, PNG_CONST int interlace_type, PNG_CONST double file_gamma, PNG_CONST double screen_gamma, PNG_CONST png_byte sbit, PNG_CONST int use_input_precision, PNG_CONST int scale16) argument
9207 gamma_composition_test(png_modifier *pm, PNG_CONST png_byte colour_type, PNG_CONST png_byte bit_depth, PNG_CONST int palette_number, PNG_CONST int interlace_type, PNG_CONST double file_gamma, PNG_CONST double screen_gamma, PNG_CONST int use_input_precision, PNG_CONST int do_background, PNG_CONST int expand_16) argument
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