Melting Away

New corpora

• GigaSpeech (#283, thanks @jimbozhang)
• Dihard 3 (#287, thanks @desh2608)
• GALE Arabic and Mandarin (#296, thanks @desh2608)
• CMU and CSLU Kids (#297, thanks @desh2608)
• MTedX (#301, thanks @m-wiesner)
• LibriTTS (#306)

New features

• Reading huge manifests lazily with Apache Arrow (documentation and examples are coming) (#286, #288, #289, #290, #292, #294)
• Sequential JSONL writer storing manifests on disk as they are created (#302)
• Support for alignments in SupervisionSegment (#304, #310, #313, thanks @desh2608)
• PyTorch Kaldi-compatible feature extractors that support GPU, batching and autograd (#307, thanks @jesus-villalba)
• Reading, writing, and uploading features to URLs (e.g. S3 or GCP) (#312)
• Store waveforms of cuts as audio recordings to disk (#316, thanks @entn-at)
• Support for importing Kaldi's feats.scp and reading features directly from scp/ark (#318)

General improvements

• add multi thread to process AIShell data (#259, thanks @pingfengluo)
• tracking dev versions (#291, thanks @oplatek)
• Explicitly set UTF-8 encoding when reading README.md in setup.py (#293, thanks @entn-at)
• Auto-add link to source code in docs (#295)
• cut.resample() (#299)
• fixing flaky tests (#300)
• fix AMI CLI mode (#303, thanks @desh2608)
• handle zero energy error in audio mixing (#305)
• update Kaldi related docs (#308)
• add a missing SpecAugment parameter (#309)
• fixing edge cases for audio transforms (#311)
• Add drop_last option in *Set.split() (#315)
• Support h5py file modes in feature writers (#317)
• don't using kaldi reco2dur and fix some error in bin/lhotse (#318, thanks @shanguanma)
• Fix cut num of samples bug (#322, thanks @dophist)
• use whitespace in kaldi field-splitting (#323, thanks @dophist)