fix normalizer bug

3 years ago · be3a2a50f8
parent 6c2158e8b9
commit be3a2a50f8
1 changed files with 1 additions and 1 deletions
--- a/speechx/speechx/frontend/normalizer.cc
+++ b/speechx/speechx/frontend/normalizer.cc
@ -107,7 +107,7 @@ void CMVN::Accept(const kaldi::VectorBase<kaldi::BaseFloat>& inputs) {
 }
 bool CMVN::Read(kaldi::Vector<BaseFloat>* feats) {
-    if (base_extractor_->Read(feats) == false) {
+    if (base_extractor_->Read(feats) == false || feats->Dim() == 0) {
        return false;
    }
    Compute(feats);