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alphacep / vosk-api

Offline speech recognition API for Android, iOS, Raspberry Pi and servers with Python, Java, C# and Node
Apache License 2.0
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Question :: resampling in kaldi #1463

Closed madkote closed 7 months ago

madkote commented 7 months ago

Hi Nickolay (@nshmyrev )

since models can accept 8 or 16khz data, could you please point me to the place in kaldi sources where resampling (up/down) happens?

thanks!

nshmyrev commented 7 months ago

Sure, see

https://github.com/kaldi-asr/kaldi/blob/master/src/feat/resample.cc https://github.com/kaldi-asr/kaldi/blob/master/src/feat/online-feature.cc#L84