Lines Matching refs:PNG_ENCODE_ALPHA
140 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_set_background_fixed()
319 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_set_alpha_mode_fixed()
325 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_set_alpha_mode_fixed()
333 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_set_alpha_mode_fixed()
340 png_ptr->transformations |= PNG_ENCODE_ALPHA; in png_set_alpha_mode_fixed()
1135 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_palette_transformations()
1201 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_rgb_transformations()
1380 png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA | in png_init_read_transformations()
1401 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_read_transformations()
1563 )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA) in png_init_read_transformations()
2280 if ((png_ptr->transformations & PNG_ENCODE_ALPHA) && in png_do_read_transformations()