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
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+// fstbin/fsts-project.cc
+
+// Copyright 2016  Johns Hopkins University (Authors: Jan "Yenda" Trmal)
+
+// See ../../COPYING for clarification regarding multiple authors
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//  http://www.apache.org/licenses/LICENSE-2.0
+//
+// THIS CODE IS PROVIDED *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
+// WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
+// MERCHANTABLITY OR NON-INFRINGEMENT.
+// See the Apache 2 License for the specific language governing permissions and
+// limitations under the License.
+
+
+#include "base/kaldi-common.h"
+#include "util/common-utils.h"
+#include "fstext/fstext-utils.h"
+#include "fstext/kaldi-fst-io.h"
+
+
+int main(int argc, char *argv[]) {
+  try {
+    using namespace kaldi;
+    using namespace fst;
+    typedef kaldi::int32 int32;
+    typedef kaldi::uint64 uint64;
+
+    const char *usage =
+        "Reads kaldi archive of FSTs; for each element, performs the project\n"
+        "operation either on input (default) or on the output (if the option\n"
+        "--project-output is true).\n"
+        "\n"
+        "Usage: fsts-project [options] <fsts-rspecifier> <fsts-wspecifier>\n"
+        " e.g.: fsts-project ark:train.fsts ark,t:train.fsts\n"
+        "\n"
+        "see also: fstproject (from the OpenFst toolkit)\n";
+
+    ParseOptions po(usage);
+
+    bool project_output = false;
+
+    po.Register("project-output", &project_output,
+                "If true, project output vs input");
+
+    po.Read(argc, argv);
+
+    if (po.NumArgs() != 2) {
+      po.PrintUsage();
+      exit(1);
+    }
+
+    std::string fsts_rspecifier = po.GetArg(1),
+        fsts_wspecifier = po.GetArg(2);
+
+
+    SequentialTableReader<VectorFstHolder> fst_reader(fsts_rspecifier);
+    TableWriter<VectorFstHolder> fst_writer(fsts_wspecifier);
+
+    int32 n_done = 0;
+    for (; !fst_reader.Done(); fst_reader.Next()) {
+      std::string key = fst_reader.Key();
+      VectorFst<StdArc> fst(fst_reader.Value());
+
+      Project(&fst, project_output ? PROJECT_OUTPUT : PROJECT_INPUT);
+
+      fst_writer.Write(key, fst);
+      n_done++;
+    }
+
+    KALDI_LOG << "Projected " << n_done << " FSTs";
+    return (n_done != 0 ? 0 : 1);
+  } catch(const std::exception &e) {
+    std::cerr << e.what();
+    return -1;
+  }
+}