diff --git a/open-anpr-core/src/main/java/com/visual/open/anpr/core/domain/ImageMat.java b/open-anpr-core/src/main/java/com/visual/open/anpr/core/domain/ImageMat.java
index 748a39d..70aa248 100755
--- a/open-anpr-core/src/main/java/com/visual/open/anpr/core/domain/ImageMat.java
+++ b/open-anpr-core/src/main/java/com/visual/open/anpr/core/domain/ImageMat.java
@@ -66,6 +66,9 @@ public class ImageMat implements Serializable {
     public static ImageMat fromBase64(String base64Str){
         InputStream inputStream = null;
         try {
+            if(base64Str.contains(",")){
+                base64Str = base64Str.substring(base64Str.indexOf(",")+1);
+            }
             Base64.Decoder decoder = Base64.getMimeDecoder();
             byte[] data = decoder.decode(base64Str);
             inputStream = new ByteArrayInputStream(data);