Initial commit: FunASR Speech Recognition Toolkit

Add complete FunASR codebase including models, runtime, and documentation.

runtime/onnxruntime/third_party/kaldi/fstext/push-special.h

@@ -0,0 +1,42 @@
+// fstext/push-special.h
+
+// Copyright 2012-2015  Johns Hopkins University (author: Daniel Povey)
+
+// 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.
+
+#ifndef KALDI_FSTEXT_PUSH_SPECIAL_H_
+#define KALDI_FSTEXT_PUSH_SPECIAL_H_
+
+#include <fst/fstlib.h>
+#include <fst/fst-decl.h>
+#include "util/const-integer-set.h"
+
+namespace fst {
+
+/*
+  This function does weight-pushing, in the log semiring,
+  but in a special way, such that any "leftover weight" after pushing
+  gets distributed evenly along the FST, and doesn't end up either
+  at the start or at the end.  Basically it pushes the weights such
+  that the total weight of each state (i.e. the sum of the arc
+  probabilities plus the final-prob) is the same for all states.
+*/
+void PushSpecial(VectorFst<StdArc> *fst,
+                 float delta = kDelta);
+
+}
+
+#endif