├── ESP32_codec2.ino ├── LICENSE ├── README.md ├── codec2 ├── ButterworthFilter.cpp ├── ButterworthFilter.h ├── FastAudioFIFO.h ├── SampleFilter.cpp ├── SampleFilter.h ├── _kiss_fft_guts.h ├── bpf.h ├── bpfb.h ├── codebook.c ├── codebookd.c ├── codebookdt.c ├── codebookge.c ├── codebookjnd.c ├── codebookjvm.c ├── codebooklspmelvq.c ├── codebookmel.c ├── codebookres.c ├── codebookvq.c ├── codebookvqanssi.c ├── codec2.c ├── codec2.h ├── codec2_fifo.h ├── codec2_internal.h ├── codec2netdll.h ├── comp.h ├── comp_prim.h ├── defines.h ├── dump.c ├── dump.h ├── fifo.c ├── hanning.h ├── ht_coeff.h ├── interp.c ├── interp.h ├── kiss_fft.c ├── kiss_fft.h ├── linreg.h ├── lpc.c ├── lpc.h ├── lsp.c ├── lsp.h ├── machdep.h ├── nlp.c ├── nlp.h ├── os.h ├── pack.c ├── phase.c ├── phase.h ├── phaseexp.c ├── phaseexp.h ├── pilot_coeff.h ├── pilots_coh.h ├── postfilter.c ├── postfilter.h ├── quantise.c ├── quantise.h ├── rn.h ├── rn_coh.h ├── rxdec_coeff.h ├── sine.c ├── sine.h ├── ssbfilt_coeff.h ├── 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