--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/zxing-cpp/example/ZXingQtWriter.cpp	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2023 Axel Waggershauser
+ */
+// SPDX-License-Identifier: Apache-2.0
+
+#include "BarcodeFormat.h"
+#ifdef ZXING_EXPERIMENTAL_API
+#include "WriteBarcode.h"
+#else
+#include "BitMatrix.h"
+#include "MultiFormatWriter.h"
+#endif
+
+#include <QDebug>
+#include <QImage>
+
+namespace ZXingQt {
+
+QImage WriteBarcode(QStringView text, ZXing::BarcodeFormat format)
+{
+	using namespace ZXing;
+
+#ifdef ZXING_EXPERIMENTAL_API
+	auto barcode = CreateBarcodeFromText(text.toString().toStdString(), format);
+	auto bitmap = WriteBarcodeToImage(barcode);
+#else
+	auto writer = MultiFormatWriter(format);
+	auto matrix = writer.encode(text.toString().toStdString(), 0, 0);
+	auto bitmap = ToMatrix<uint8_t>(matrix);
+#endif
+	return QImage(bitmap.data(), bitmap.width(), bitmap.height(), bitmap.width(), QImage::Format::Format_Grayscale8).copy();
+}
+
+} // namespace ZXingQt
+
+int main(int argc, char* argv[])
+{
+	if (argc != 4) {
+		qDebug() << "usage: ZXingQtWriter <format> <text> <filename>";
+		return 1;
+	}
+
+	auto format = ZXing::BarcodeFormatFromString(argv[1]);
+	auto text = QString(argv[2]);
+	auto filename = QString(argv[3]);
+
+	auto result = ZXingQt::WriteBarcode(text, format);
+
+	result.save(filename);
+
+	return 0;
+}