Checks if a custom global resource provider is used as the first step of loading the model resources on all platforms.

PiperOrigin-RevId: 493141519

mediapipe/util/resource_util.cc

@@ -37,6 +37,8 @@ absl::Status GetResourceContents(const std::string& path, std::string* output,
   return internal::DefaultGetResourceContents(path, output, read_as_binary);
 }
 
+bool HasCustomGlobalResourceProvider() { return resource_provider_ != nullptr; }
+
 void SetCustomGlobalResourceProvider(ResourceProviderFn fn) {
   resource_provider_ = std::move(fn);
 }

mediapipe/util/resource_util_custom.h

@@ -10,6 +10,9 @@ namespace mediapipe {
 typedef std::function<absl::Status(const std::string&, std::string*)>
     ResourceProviderFn;
 
+// Returns true if files are provided via a custom resource provider.
+bool HasCustomGlobalResourceProvider();
+
 // Overrides the behavior of GetResourceContents.
 void SetCustomGlobalResourceProvider(ResourceProviderFn fn);