static unsigned inflate(unsigned char** out, size_t* outsize,
                        const unsigned char* in, size_t insize,
                        const LodePNGDecompressSettings* settings)
{
  if(settings->custom_inflate)
  {
    return settings->custom_inflate(out, outsize, in, insize, settings);
  }
  else
  {
    return lodepng_inflate(out, outsize, in, insize, settings);
  }
}
Unknown