Initial commit: FunASR Speech Recognition Toolkit

Add complete FunASR codebase including models, runtime, and documentation.
2026-07-09 22:38:58 +08:00
commit 6116b1f3c6
3683 changed files with 990984 additions and 0 deletions
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+// See www.openfst.org for extensive documentation on this weighted
+// finite-state transducer library.
+//
+// Concatenates two FSTs.
+
+#include <cstring>
+
+#include <memory>
+#include <string>
+
+#include <fst/flags.h>
+#include <fst/log.h>
+#include <fst/script/concat.h>
+
+int fstconcat_main(int argc, char **argv) {
+  namespace s = fst::script;
+  using fst::script::FstClass;
+  using fst::script::MutableFstClass;
+
+  string usage = "Concatenates two FSTs.\n\n  Usage: ";
+  usage += argv[0];
+  usage += " in1.fst in2.fst [out.fst]\n";
+
+  std::set_new_handler(FailedNewHandler);
+  SET_FLAGS(usage.c_str(), &argc, &argv, true);
+  if (argc < 3 || argc > 4) {
+    ShowUsage();
+    return 1;
+  }
+
+  const string in1_name = strcmp(argv[1], "-") == 0 ? "" : argv[1];
+  const string in2_name = strcmp(argv[2], "-") == 0 ? "" : argv[2];
+  const string out_name = argc > 3 ? argv[3] : "";
+
+  if (in1_name.empty() && in2_name.empty()) {
+    LOG(ERROR) << argv[0] << ": Can't take both inputs from standard input";
+    return 1;
+  }
+
+  std::unique_ptr<MutableFstClass> fst1(MutableFstClass::Read(in1_name, true));
+  if (!fst1) return 1;
+
+  std::unique_ptr<FstClass> fst2(FstClass::Read(in2_name));
+  if (!fst2) return 1;
+
+  s::Concat(fst1.get(), *fst2);
+
+  return !fst1->Write(out_name);
+}