First working version.

sherpa-onnx/csrc/utils.h

@@ -0,0 +1,39 @@
+#include <iostream>
+#include <fstream>
+
+
+void vector2file(std::vector<float> vector, std::string saveFileName){
+    std::ofstream f(saveFileName);
+    for(std::vector<float>::const_iterator i = vector.begin(); i != vector.end(); ++i) {
+        f << *i << '\n';
+    }
+}
+
+
+std::vector<std::string> hyps2result(std::map<int, std::string> token_map, std::vector<std::vector<int32_t>> hyps, int context_size = 2){
+    std::vector<std::string> results;
+
+    for (int k=0; k < hyps.size(); k++){
+        std::string result = token_map[hyps[k][context_size]];
+
+        for (int i=context_size+1; i < hyps[k].size(); i++){
+            std::string token = token_map[hyps[k][i]];
+
+            // TODO: recognising '_' is not working
+            if (token.at(0) == '_')
+                result += " " + token;
+            else
+                result += token;
+        }
+        results.push_back(result);
+    }
+    return results;
+}
+
+
+void print_hyps(std::vector<std::vector<int32_t>> hyps, int context_size = 2){
+    std::cout << "Hyps:" << std::endl;
+    for (int i=context_size; i<hyps[0].size(); i++)
+        std::cout << hyps[0][i] << "-";
+    std::cout << "|" << std::endl;
+}