Lines Matching refs:png_set_alpha_mode
281 png_debug(1, "in png_set_alpha_mode");
316 * png_set_alpha_mode and png_set_background interact because both use
318 * png_set_alpha_mode is used to set the default mode - PNG_ALPHA_PNG - along
355 * the side effect that the gamma in a second call to png_set_alpha_mode will
388 png_set_alpha_mode(png_structrp png_ptr, int mode, double output_gamma)
834 * file if a gAMA chunk was present. png_set_alpha_mode provides a
1291 * png_set_alpha_mode and this is another source for a default file gamma so
1318 * png_set_alpha_mode (even if the alpha handling mode isn't required
1451 * so the color is in the color space of the output or png_set_alpha_mode
