1 files changed, 25 insertions, 0 deletions
diff --git a/leptonica/prog/fuzzing/checkerboard_fuzzer.cc b/leptonica/prog/fuzzing/checkerboard_fuzzer.cc
new file mode 100644
index 00000000..468363af
--- /dev/null
+++ b/leptonica/prog/fuzzing/checkerboard_fuzzer.cc
@@ -0,0 +1,25 @@
+#include "leptfuzz.h"
+
+extern "C" int
+LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) { 
+	if(size<3) return 0;
+
+	leptSetStdNullHandler();
+
+	PIX *pixs_payload = pixReadMemSpix(data, size);
+	if(pixs_payload == NULL) return 0;
+	PIX     *pix1, *pix_copy;
+	PIXA    *pixa1;
+	PTA     *pta1;
+
+	pixa1 = pixaCreate(0);
+	pix_copy = pixCopy(NULL, pixs_payload);
+	pixFindCheckerboardCorners(pix_copy, 15, 3, 2, &pix1, &pta1, pixa1);
+	pixDestroy(&pix_copy);
+	pixaDestroy(&pixa1);
+	ptaDestroy(&pta1);
+	pixDestroy(&pix1);
+
+	pixDestroy(&pixs_payload);
+	return 0;
+}