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-rw-r--r--gr-vocoder/lib/codec2/quantise.h83
1 files changed, 0 insertions, 83 deletions
diff --git a/gr-vocoder/lib/codec2/quantise.h b/gr-vocoder/lib/codec2/quantise.h
deleted file mode 100644
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--- a/gr-vocoder/lib/codec2/quantise.h
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@@ -1,83 +0,0 @@
-/*---------------------------------------------------------------------------*\
-
- FILE........: quantise.h
- AUTHOR......: David Rowe
- DATE CREATED: 31/5/92
-
- Quantisation functions for the sinusoidal coder.
-
-\*---------------------------------------------------------------------------*/
-
-/*
- All rights reserved.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU Lesser General Public License version 2.1, as
- published by the Free Software Foundation. This program is
- distributed in the hope that it will be useful, but WITHOUT ANY
- WARRANTY; without even the implied warranty of MERCHANTABILITY or
- FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
- License for more details.
-
- You should have received a copy of the GNU Lesser General Public License
- along with this program; if not, see <http://www.gnu.org/licenses/>.
-*/
-
-#ifndef __QUANTISE__
-#define __QUANTISE__
-
-#define WO_BITS 7
-#define WO_LEVELS (1<<WO_BITS)
-#define E_BITS 5
-#define E_LEVELS (1<<E_BITS)
-#define E_MIN_DB -10.0
-#define E_MAX_DB 40.0
-
-void quantise_init();
-float lpc_model_amplitudes(float Sn[], float w[], MODEL *model, int order,
- int lsp,float ak[]);
-void aks_to_M2(float ak[], int order, MODEL *model, float E, float *snr,
- int dump);
-
-int encode_Wo(float Wo);
-float decode_Wo(int index);
-
-void encode_lsps(int indexes[], float lsp[], int order);
-void decode_lsps(float lsp[], int indexes[], int order);
-void lspd_quantise(float lsp[], float lsp_[], int order);
-void lspdvq_quantise(float lsp[], float lsp_[], int order);
-
-int encode_energy(float e);
-float decode_energy(int index);
-
-void encode_amplitudes(int lsp_indexes[],
- int *energy_index,
- MODEL *model,
- float Sn[],
- float w[]);
-
-float decode_amplitudes(MODEL *model,
- float ak[],
- int lsp_indexes[],
- int energy_index,
- float lsps[],
- float *e);
-
-void pack(unsigned char * bits, unsigned int *nbit, int index, unsigned int index_bits);
-int unpack(const unsigned char * bits, unsigned int *nbit, unsigned int index_bits);
-
-int lsp_bits(int i);
-
-void apply_lpc_correction(MODEL *model);
-float speech_to_uq_lsps(float lsp[],
- float ak[],
- float Sn[],
- float w[],
- int order
- );
-void bw_expand_lsps(float lsp[],
- int order
- );
-void decode_lsps(float lsp[], int indexes[], int order);
-
-#endif