Issue #3188324: GraphicsMagick fails to identify SVG images

src/Plugin/FileMetadata/ImagemagickIdentify.php

@@ -170,6 +170,11 @@ class ImagemagickIdentify extends FileMetadataPluginBase {
     // Add source file.
     $arguments->setSource($this->getLocalTempPath());
 
+    // Add the verbose flag to identify SVG files.
+    if ($this->execManager->getPackageSuite() === PackageSuite::Graphicsmagick) {
+      $arguments->add(['-verbose'], ArgumentMode::PreSource);
+    }
+
     // Prepare the -format argument according to the graphics package in use.
     match ($this->execManager->getPackageSuite()) {
       PackageSuite::Imagemagick => $arguments->add(