Fix initial tokens to decoding (#246)

2023-08-09 12:33:47 +08:00
parent aeb112dd06
commit aa48b76d4b
5 changed files with 10 additions and 5 deletions
--- a/sherpa-onnx/csrc/online-transducer-modified-beam-search-decoder.cc
+++ b/sherpa-onnx/csrc/online-transducer-modified-beam-search-decoder.cc
@@ -42,7 +42,9 @@ OnlineTransducerModifiedBeamSearchDecoder::GetEmptyResult() const {
  int32_t context_size = model_->ContextSize();
  int32_t blank_id = 0;  // always 0
  OnlineTransducerDecoderResult r;
-  std::vector<int64_t> blanks(context_size, blank_id);
+  std::vector<int64_t> blanks(context_size, -1);
+  blanks.back() = blank_id;
+
  Hypotheses blank_hyp({{blanks, 0}});
  r.hyps = std::move(blank_hyp);
  r.tokens = std::move(blanks);