option for adaptation state

src/online2bin/online2-wav-nnet2-latgen-faster.cc

@@ -175,11 +175,11 @@ int main(int argc, char *argv[]) {
     
     OnlineTimingStats timing_stats;
     
+    OnlineIvectorExtractorAdaptationState adaptation_state(feature_info.ivector_extractor_info);
+
     for (; !spk2utt_reader.Done(); spk2utt_reader.Next()) {
       std::string spk = spk2utt_reader.Key();
       const std::vector<std::string> &uttlist = spk2utt_reader.Value();
-      OnlineIvectorExtractorAdaptationState adaptation_state(
-          feature_info.ivector_extractor_info);
       for (size_t i = 0; i < uttlist.size(); i++) {
         std::string utt = uttlist[i];
         if (!wav_reader.HasKey(utt)) {
@@ -193,6 +193,7 @@ int main(int argc, char *argv[]) {
         SubVector<BaseFloat> data(wave_data.Data(), 0);
 
         OnlineNnet2FeaturePipeline feature_pipeline(feature_info);
+        //ReadKaldiObject("final_adaptation_state.txt", &adaptation_state);
         feature_pipeline.SetAdaptationState(adaptation_state);
         
         SingleUtteranceNnet2Decoder decoder(nnet2_decoding_config,
@@ -255,7 +256,14 @@ int main(int argc, char *argv[]) {
         KALDI_LOG << "Decoded utterance " << utt;
         num_done++;
       }
+        cerr<<"SAVE adaptation state"<<endl;
+        WriteKaldiObject(adaptation_state, "adaptation_state.txt", false);
+
     }
+
+        //cerr<<"SAVE FINAL adaptation state"<<endl;
+        //WriteKaldiObject(adaptation_state, "final_adaptation_state.txt", false);
+
     timing_stats.Print(online);
     
     KALDI_LOG << "Decoded " << num_done << " utterances, "