Add Chromium-only Blender WebEngine parity work

blender-5.2.0/intern/cycles/cmake/zstd_compress.cpp

@@ -0,0 +1,54 @@
+/* SPDX-FileCopyrightText: 2024 Blender Foundation
+ *
+ * SPDX-License-Identifier: Apache-2.0 */
+
+#include <cstdint>
+#include <fstream>
+#include <vector>
+
+#include <zstd.h>
+
+int main(const int argc, const char **argv)
+{
+  if (argc < 3) {
+    return -1;
+  }
+
+  /* TODO: This might fail for non-ASCII paths on Windows... */
+  std::ifstream in(argv[1], std::ios_base::binary);
+  std::ofstream out(argv[2], std::ios_base::binary);
+  if (!in || !out) {
+    return -1;
+  }
+
+  in.seekg(0, std::ios_base::end);
+  size_t in_size = in.tellg();
+  in.seekg(0, std::ios_base::beg);
+  if (!in) {
+    return -1;
+  }
+
+  std::vector<char> in_data(in_size);
+  in.read(in_data.data(), in_size);
+  if (!in) {
+    return -1;
+  }
+
+  size_t out_size = ZSTD_compressBound(in_size);
+  if (ZSTD_isError(out_size)) {
+    return -1;
+  }
+  std::vector<char> out_data(out_size);
+
+  out_size = ZSTD_compress(out_data.data(), out_data.size(), in_data.data(), in_data.size(), 19);
+  if (ZSTD_isError(out_size)) {
+    return -1;
+  }
+
+  out.write(out_data.data(), out_size);
+  if (!out) {
+    return -1;
+  }
+
+  return 0;
+}