Lines Matching refs:write_data_fn
36 if (png_ptr->write_data_fn != NULL )
37 (*(png_ptr->write_data_fn))(png_ptr, data, length);
165 * write_data_fn - pointer to a new output function that takes as its
189 png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)
197 if (write_data_fn != NULL)
198 png_ptr->write_data_fn = write_data_fn;
201 png_ptr->write_data_fn = png_default_write_data;
203 png_ptr->write_data_fn = write_data_fn;
223 "Attempted to set both read_data_fn and write_data_fn in");
