void lodepng_state_copy(LodePNGState* dest, const LodePNGState* source)
{
  lodepng_state_cleanup(dest);
  *dest = *source;
  lodepng_color_mode_init(&dest->info_raw);
  lodepng_info_init(&dest->info_png);
  dest->error = lodepng_color_mode_copy(&dest->info_raw, &source->info_raw); if(dest->error) return;
  dest->error = lodepng_info_copy(&dest->info_png, &source->info_png); if(dest->error) return;
}
Unknown