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annotate libgsmefr/enc_state.h @ 46:edd2e20e7090

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gsmrec-dump: decode EFR frames
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 25 Nov 2022 03:06:03 +0000
parents ba044871c9dd
children af4b075d0313
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ba044871c9dd libgsmefr: beginning of encoder and decoder state structures
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1 /*
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2 * In this header file we define our encoder state structure.
ba044871c9dd libgsmefr: beginning of encoder and decoder state structures
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3 * This encoder state structure is internal to libgsmefr,
ba044871c9dd libgsmefr: beginning of encoder and decoder state structures
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4 * NOT part of our external public interface!
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5 */
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6
ba044871c9dd libgsmefr: beginning of encoder and decoder state structures
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7 struct EFR_encoder_state {
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8 /* from coder.c */
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9 Word16 dtx_mode;
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10 /* from cod_12k2.c */
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11 Word16 old_speech[L_TOTAL];
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12 Word16 old_wsp[L_FRAME + PIT_MAX];
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13 Word16 old_exc[L_FRAME + PIT_MAX + L_INTERPOL];
ba044871c9dd libgsmefr: beginning of encoder and decoder state structures
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14 Word16 ai_zero[L_SUBFR + MP1];
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15 Word16 hvec[L_SUBFR * 2];
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16 Word16 lsp_old[M];
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17 Word16 lsp_old_q[M];
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18 Word16 mem_syn[M];
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19 Word16 mem_w0[M];
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20 Word16 mem_w[M];
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21 Word16 mem_err[M + L_SUBFR];
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22 /* from levinson.c */
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23 Word16 old_A[M + 1];
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24 /* from pre_proc.c */
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25 struct preproc_state {
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26 Word16 y2_hi;
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27 Word16 y2_lo;
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28 Word16 y1_hi;
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29 Word16 y1_lo;
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30 Word16 x0;
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31 Word16 x1;
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32 } pre_proc;
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33 /* to be continued */
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34 };