chore: import upstream snapshot with attribution

tests/cpp/log_benchmark/image.cpp

@@ -0,0 +1,52 @@
+#include <vector>
+
+#include "benchmarks.hpp"
+#include "profile_scope.hpp"
+
+#include <rerun.hpp>
+
+constexpr size_t IMAGE_DIMENSION = 1024;
+constexpr size_t IMAGE_CHANNELS = 4;
+
+// How many times we log the image.
+// Each time with a single pixel changed.
+constexpr size_t NUM_LOG_CALLS = 20'000;
+
+static std::vector<uint8_t> prepare() {
+    PROFILE_FUNCTION();
+
+    std::vector<uint8_t> image(
+        IMAGE_DIMENSION * IMAGE_DIMENSION * IMAGE_CHANNELS,
+        static_cast<uint8_t>(0)
+    );
+
+    return image;
+}
+
+static void execute(std::vector<uint8_t> raw_image_data) {
+    PROFILE_FUNCTION();
+
+    rerun::RecordingStream rec("rerun_example_benchmark_image");
+
+    for (size_t i = 0; i < NUM_LOG_CALLS; ++i) {
+        // Change a single pixel of the image data, just to make sure we transmit something different each time.
+        raw_image_data[i] += 1;
+
+        rec.log(
+            "test_image",
+            rerun::Image::from_rgba32(
+                raw_image_data,
+                {
+                    IMAGE_DIMENSION,
+                    IMAGE_DIMENSION,
+                }
+            )
+        );
+    }
+}
+
+void run_image() {
+    PROFILE_FUNCTION();
+    auto input = prepare();
+    execute(std::move(input));
+}