--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/tesseract/src/classify/picofeat.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,65 @@
+/******************************************************************************
+ ** Filename:    picofeat.h
+ ** Purpose:     Definition of pico features.
+ ** Author:      Dan Johnson
+ ** History:     9/4/90, DSJ, Created.
+ **
+ ** (c) Copyright Hewlett-Packard Company, 1988.
+ ** 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 PICOFEAT_H
+#define PICOFEAT_H
+
+#include "ocrfeatures.h"
+#include "params.h"
+
+namespace tesseract {
+
+// Enum for the order/type of params in IntFeatDesc.
+enum IntParams {
+  IntX,  // x-position (0-255).
+  IntY,  // y-position (0-255).
+  IntDir // Direction (0-255, circular).
+};
+
+// Enum for the order/type of params in GeoFeatDesc.
+enum GeoParams {
+  GeoBottom, // Bounding box bottom in baseline space (0-255).
+  GeoTop,    // Bounding box top in baseline space (0-255).
+  GeoWidth,  // Bounding box width in baseline space (0-255).
+
+  GeoCount // Number of geo features.
+};
+
+typedef enum { PicoFeatY, PicoFeatDir, PicoFeatX } PICO_FEAT_PARAM_NAME;
+
+#define MAX_PICO_FEATURES (1000)
+
+/*---------------------------------------------------------------------------
+          Variables
+----------------------------------------------------------------------------*/
+
+extern double_VAR_H(classify_pico_feature_length);
+
+/**----------------------------------------------------------------------------
+          Public Function Prototypes
+----------------------------------------------------------------------------**/
+#define GetPicoFeatureLength() (PicoFeatureLength)
+
+/**----------------------------------------------------------------------------
+        Global Data Definitions and Declarations
+----------------------------------------------------------------------------**/
+extern TESS_API float PicoFeatureLength;
+
+} // namespace tesseract
+
+#endif