Lines Matching refs:PNG_ENCODE_ALPHA

141    png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_background_fixed()
325          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
331          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
339          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
346          png_ptr->transformations |= PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
1143       png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_palette_transformations()
1209          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_rgb_transformations()
1388       png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA |  in png_init_read_transformations()
1409       png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_read_transformations()
1571         )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA) != 0 &&  in png_init_read_transformations()
4867    if ((png_ptr->transformations & PNG_ENCODE_ALPHA) != 0 &&  in png_do_read_transformations()