Add emotion, event of SenseVoice. (#1257)

* Add emotion, event of SenseVoice.

* Fix tokens size check and update java api.

https://github.com/k2-fsa/sherpa-onnx/pull/1257

sherpa-onnx/csrc/offline-recognizer-sense-voice-impl.h

@@ -52,6 +52,13 @@ static OfflineRecognitionResult ConvertSenseVoiceResult(
 
   r.words = std::move(src.words);
 
+  // parse lang, emotion and event from tokens.
+  if (src.tokens.size() >= 3) {
+    r.lang = sym_table[src.tokens[0]];
+    r.emotion = sym_table[src.tokens[1]];
+    r.event = sym_table[src.tokens[2]];
+  }
+
   return r;
 }