Lines Matching refs:PNG_ENCODE_ALPHA
110 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
290 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
296 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
304 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
311 png_ptr->transformations |= PNG_ENCODE_ALPHA;
1111 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1177 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1327 * 8) PNG_ENCODE_ALPHA
1353 png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA |
1374 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1528 )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA)
2239 if ((png_ptr->transformations & PNG_ENCODE_ALPHA) &&
