default channel order of OpenCV is BGR

producer/report.go

@@ -1,6 +1,9 @@
 package imageproc
 
-import "encoding/xml"
+import (
+	"encoding/xml"
+	"os"
+)
 
 // Report represents the root XML element
 type Report struct {
@@ -26,3 +29,17 @@ type ReportScene struct {
 	MetaData       string `xml:"metaData"`
 	QualityData    string `xml:"qualityData"`
 }
+
+func WriteReport(report *Report, filename string) error {
+	output, err := xml.MarshalIndent(report, "", "    ")
+	if err != nil {
+		return err
+	}
+
+	err = os.WriteFile(filename, output, 0644)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}