Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/scene/image_oiio.h

@@ -0,0 +1,52 @@
+/* SPDX-FileCopyrightText: 2011-2022 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#pragma once
+
+#include "scene/image_loader.h"
+
+#include "util/cache_limiter.h"
+#include "util/image.h"
+#include "util/progress.h"
+#include "util/string.h"
+
+CCL_NAMESPACE_BEGIN
+
+class OIIOImageLoader : public ImageLoader {
+ public:
+  OIIOImageLoader(const string &filepath);
+  ~OIIOImageLoader() override;
+
+  bool load_metadata(ImageMetaData &metadata,
+                     const ImageLoaderParams &params,
+                     Progress &progress) override;
+
+  bool load_pixels(const ImageMetaData &metadata, void *pixels) override;
+
+  bool load_pixels_tile(const ImageMetaData &metadata,
+                        int miplevel,
+                        int64_t x,
+                        int64_t y,
+                        int64_t w,
+                        int64_t h,
+                        int64_t x_stride,
+                        int64_t y_stride,
+                        int64_t padding,
+                        ExtensionType extension,
+                        uint8_t *pixels) override;
+
+  string name() const override;
+
+  bool equals(const ImageLoader &other) const override;
+
+ protected:
+  const string &get_filepath() const;
+
+  string original_filepath_;
+  string texture_cache_filepath_;
+  CacheHandle<ImageInput> texture_cache_file_handle;
+  bool texture_cache_file_handle_failed = false;
+};
+
+CCL_NAMESPACE_END