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Lines Matching refs:write_data_fn

31    if (png_ptr->write_data_fn != NULL )
32       (*(png_ptr->write_data_fn))(png_ptr, data, length);
154    write_data_fn - pointer to a new output function that takes as its
171    png_rw_ptr write_data_fn, png_flush_ptr output_flush_fn)
177    if (write_data_fn != NULL)
178       png_ptr->write_data_fn = write_data_fn;
180       png_ptr->write_data_fn = png_default_write_data;
182    png_ptr->write_data_fn = write_data_fn;
201          "Attempted to set both read_data_fn and write_data_fn in");