Lines Matching refs:PNG_ENCODE_ALPHA

140    png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_background_fixed()
321          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
327          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
335          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
342          png_ptr->transformations |= PNG_ENCODE_ALPHA;  in png_set_alpha_mode_fixed()
1140       png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_palette_transformations()
1206          png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_rgb_transformations()
1385       png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA |  in png_init_read_transformations()
1406       png_ptr->transformations &= ~PNG_ENCODE_ALPHA;  in png_init_read_transformations()
1568       )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA)  in png_init_read_transformations()
4858    if ((png_ptr->transformations & PNG_ENCODE_ALPHA) &&  in png_do_read_transformations()