--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mupdf-source/thirdparty/jbig2dec/jbig2_image.h	Mon Sep 15 11:43:07 2025 +0200
@@ -0,0 +1,42 @@
+/* Copyright (C) 2001-2023 Artifex Software, Inc.
+   All Rights Reserved.
+
+   This software is provided AS-IS with no warranty, either express or
+   implied.
+
+   This software is distributed under license and may not be copied,
+   modified or distributed except as expressly authorized under the terms
+   of the license contained in the file LICENSE in this distribution.
+
+   Refer to licensing information at http://www.artifex.com or contact
+   Artifex Software, Inc.,  39 Mesa Street, Suite 108A, San Francisco,
+   CA 94129, USA, for further information.
+*/
+
+/*
+    jbig2dec
+*/
+
+#ifndef _JBIG2_IMAGE_H
+#define _JBIG2_IMAGE_H
+
+typedef enum {
+    JBIG2_COMPOSE_OR = 0,
+    JBIG2_COMPOSE_AND = 1,
+    JBIG2_COMPOSE_XOR = 2,
+    JBIG2_COMPOSE_XNOR = 3,
+    JBIG2_COMPOSE_REPLACE = 4
+} Jbig2ComposeOp;
+
+Jbig2Image *jbig2_image_new(Jbig2Ctx *ctx, uint32_t width, uint32_t height);
+void jbig2_image_release(Jbig2Ctx *ctx, Jbig2Image *image);
+Jbig2Image *jbig2_image_reference(Jbig2Ctx *ctx, Jbig2Image *image);
+void jbig2_image_free(Jbig2Ctx *ctx, Jbig2Image *image);
+void jbig2_image_clear(Jbig2Ctx *ctx, Jbig2Image *image, int value);
+Jbig2Image *jbig2_image_resize(Jbig2Ctx *ctx, Jbig2Image *image, uint32_t width, uint32_t height, int value);
+int jbig2_image_compose(Jbig2Ctx *ctx, Jbig2Image *dst, Jbig2Image *src, int x, int y, Jbig2ComposeOp op);
+
+int jbig2_image_get_pixel(Jbig2Image *image, int x, int y);
+void jbig2_image_set_pixel(Jbig2Image *image, int x, int y, bool value);
+
+#endif /* _JBIG2_IMAGE_H */