Lines Matching refs:PNG_COMPOSE
109 png_ptr->transformations |= PNG_COMPOSE | PNG_STRIP_ALPHA;
282 * png_compose to do the work. Calling both is only useful when
284 * with a default gamma value. Otherwise PNG_COMPOSE must not be set.
340 if (png_ptr->transformations & PNG_COMPOSE)
344 png_ptr->transformations |= PNG_COMPOSE;
1115 png_ptr->transformations &= ~(PNG_COMPOSE | PNG_BACKGROUND_EXPAND);
1182 png_ptr->transformations &= ~(PNG_COMPOSE | PNG_BACKGROUND_EXPAND);
1324 * 5) PNG_COMPOSE
1346 !(png_ptr->transformations & PNG_COMPOSE))
1406 else if (png_ptr->transformations & PNG_COMPOSE)
1408 /* PNG_COMPOSE: png_set_background was called with need_expand false,
1445 (png_ptr->transformations & PNG_COMPOSE) &&
1472 (png_ptr->transformations & PNG_COMPOSE) &&
1477 * component this will also happen after PNG_COMPOSE and so the background
1509 * PNG_COMPOSE case, so apparently if there is no *overall* gamma correction
1521 || ((png_ptr->transformations & PNG_COMPOSE)
1535 if (png_ptr->transformations & PNG_COMPOSE)
1670 png_ptr->transformations &= ~(PNG_COMPOSE | PNG_GAMMA);
1794 if ((png_ptr->transformations & PNG_COMPOSE) &&
1827 png_ptr->transformations &= ~PNG_COMPOSE;
1922 if (png_ptr->transformations & PNG_COMPOSE)
2133 !(png_ptr->transformations & PNG_COMPOSE) &&
2203 if (png_ptr->transformations & PNG_COMPOSE)
2215 /* Because PNG_COMPOSE does the gamma transform if there is something to
2218 !((png_ptr->transformations & PNG_COMPOSE) &&
2231 (png_ptr->transformations & PNG_COMPOSE) &&
