#include <vips/vips.h>

extern "C" int

LLVMFuzzerInitialize(int *argc, char ***argv)

{

  if (VIPS_INIT(*argv[0]))

    return -1;

  vips_concurrency_set(1);

  return 0;

}

extern "C" int

LLVMFuzzerTestOneInput(const guint8 *data, size_t size)

{

  VipsImage *image, *out;

  double d;

  if (!(image = vips_image_new_from_buffer(data, size, "", nullptr)))

    return 0;

  if (image->Xsize > 100 ||

    image->Ysize > 100 ||

    image->Bands > 4) {

    g_object_unref(image);

    return 0;

  }

  if (vips_thumbnail_image(image, &out, 42, nullptr)) {

    g_object_unref(image);

    return 0;

  }

  vips_avg(out, &d, nullptr);

  g_object_unref(out);

  g_object_unref(image);

  return 0;

}