Bug fix: resourcer fetch time too late.

src/builtins/builtins-encoder.cc

@@ -415,16 +415,16 @@ BUILTIN(AddAudioURL) {
         }
     }
 
-    bool isLoop_bool = isLoop_ == 1;
-    addInputFileAE(audioEffecter, outpath.c_str(), volume_, strong_end_time_, start_time_,
-                   end_time_, delay_, duration_, fade_out_duration_, isLoop_bool);
-
     if (resourcer == NULL) {
         resourcer = getResourcer();
     }
 
     int errorCode = fetchRe(resourcer, url_cppstr.c_str(), outpath.c_str());
-
+    if (errorCode == 200) {
+        bool isLoop_bool = isLoop_ == 1;
+        addInputFileAE(audioEffecter, outpath.c_str(), volume_, strong_end_time_, start_time_,
+                       end_time_, delay_, duration_, fade_out_duration_, isLoop_bool);
+    }
 
     return *isolate->factory()->NewNumberFromInt(errorCode);
 }