Lines Matching refs:PNG_ENCODE_ALPHA
138 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
318 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
324 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
332 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
339 png_ptr->transformations |= PNG_ENCODE_ALPHA;
1134 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1200 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1359 * 8) PNG_ENCODE_ALPHA
1385 png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA |
1406 png_ptr->transformations &= ~PNG_ENCODE_ALPHA;
1538 )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA)
2190 if ((png_ptr->transformations & PNG_ENCODE_ALPHA) &&