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()
1134 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_palette_transformations()
1200 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_rgb_transformations()
1379 png_ptr->transformations &= ~(PNG_BACKGROUND_EXPAND | PNG_ENCODE_ALPHA | in png_init_read_transformations()
1400 png_ptr->transformations &= ~PNG_ENCODE_ALPHA; in png_init_read_transformations()
1562 )) || ((png_ptr->transformations & PNG_ENCODE_ALPHA) in png_init_read_transformations()
2279 if ((png_ptr->transformations & PNG_ENCODE_ALPHA) && in png_do_read_transformations()