Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/util/image_maketx.h

@@ -0,0 +1,39 @@
+/* SPDX-FileCopyrightText: 2025 OpenImageIO project
+ *                         2026 Blender Authors
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * This is a modified version of maketexture.cpp from OpenImageIO, to add a few
+ * features missing in the native implementation. */
+
+#pragma once
+
+#include <cstdlib>
+#include <string>
+
+#include "util/image_metadata.h"
+#include "util/param.h"
+#include "util/string.h"
+#include "util/types_image.h"
+
+CCL_NAMESPACE_BEGIN
+
+#define TX_FILE_FORMAT_VERSION 0
+
+bool resolve_tx(const string &filepath,
+                const string &texture_cache_path,
+                ustring colorspace,
+                const ImageAlphaType alpha_type,
+                const ImageFormatType format_type,
+                std::string &out_filepath,
+                ImageMetaData &out_metadata);
+
+bool make_tx(const string &filepath,
+             const string &out_filepath,
+             ustring colorspace,
+             const ImageAlphaType alpha_type,
+             const ImageFormatType format_type);
+
+ustring make_tx_get_file_colorspace(const ImageMetaData &metadata);
+
+CCL_NAMESPACE_END