--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/tesseract/src/ccstruct/polyaprx.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,32 @@
+/**********************************************************************
+ * File:        polyaprx.h
+ * Description: Code for polygonal approximation from old edgeprog.
+ * Author:      Ray Smith
+ *
+ * (C) Copyright 1993, Hewlett-Packard Ltd.
+ ** Licensed under the Apache License, Version 2.0 (the "License");
+ ** you may not use this file except in compliance with the License.
+ ** You may obtain a copy of the License at
+ ** http://www.apache.org/licenses/LICENSE-2.0
+ ** Unless required by applicable law or agreed to in writing, software
+ ** distributed under the License is distributed on an "AS IS" BASIS,
+ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ ** See the License for the specific language governing permissions and
+ ** limitations under the License.
+ *
+ **********************************************************************/
+
+#ifndef POLYAPRX_H
+#define POLYAPRX_H
+
+namespace tesseract {
+
+class C_OUTLINE;
+struct TESSLINE;
+
+// convert a chain-coded input to the old OUTLINE approximation
+TESSLINE *ApproximateOutline(bool allow_detailed_fx, C_OUTLINE *c_outline);
+
+} // namespace tesseract
+
+#endif