diff --git a/lib-zxing/src/main/java/com/uuzuche/lib_zxing/activity/CodeUtils.java b/lib-zxing/src/main/java/com/uuzuche/lib_zxing/activity/CodeUtils.java
index 4026c54..44fbfa8 100644
--- a/lib-zxing/src/main/java/com/uuzuche/lib_zxing/activity/CodeUtils.java
+++ b/lib-zxing/src/main/java/com/uuzuche/lib_zxing/activity/CodeUtils.java
@@ -78,6 +78,12 @@ public static void analyzeBitmap(String path, AnalyzeCallback analyzeCallback) {
             decodeFormats.addAll(DecodeFormatManager.DATA_MATRIX_FORMATS);
         }
         hints.put(DecodeHintType.POSSIBLE_FORMATS, decodeFormats);
+        //精度
+        hints.put(DecodeHintType.TRY_HARDER,Boolean.TRUE);
+        //复杂
+        hints.put(DecodeHintType.PURE_BARCODE,Boolean.TRUE);
+        // 设置继续的字符编码格式为UTF8
+        hints.put(DecodeHintType.CHARACTER_SET, "UTF-8");
         // 设置继续的字符编码格式为UTF8
         // hints.put(DecodeHintType.CHARACTER_SET, "UTF8");
         // 设置解析配置参数