FreeCalypso > hg > gsm-codec-lib
annotate libgsmefr/dec_state.h @ 515:bb36ef735f25
hrutil: starting with gsmhr-cod-parse
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 30 Aug 2024 08:05:07 +0000 |
parents | eefef9f6d533 |
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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 decoder state structure. |
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3 * This decoder state structure is internal to libgsmefr, |
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4 * NOT part of our external public interface! |
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5 */ |
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6 |
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7 struct EFR_decoder_state { |
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8 /* from agc.c */ |
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9 Word16 past_gain; |
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10 /* from decoder.c */ |
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11 Word16 synth_buf[L_FRAME + M]; |
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12 Word16 reset_flag_old; |
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13 /* from dec_12k2.c */ |
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14 Word16 old_exc[L_FRAME + PIT_MAX + L_INTERPOL]; |
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15 Word16 lsp_old[M]; |
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16 Word16 mem_syn[M]; |
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17 Word16 prev_bf; |
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18 Word16 bf_state; |
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19 /* from d_plsf_5.c */ |
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20 Word16 past_r2_q[M]; |
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21 Word16 past_lsf_q[M]; |
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22 Word16 lsf_p_CN[M]; |
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23 Word16 lsf_old_CN[M]; |
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24 Word16 lsf_new_CN[M]; |
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25 /* from d_gains.c */ |
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26 Word16 pbuf[5]; |
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27 Word16 past_gain_pit; |
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28 Word16 prev_gp; |
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29 Word16 gbuf[5]; |
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30 Word16 past_gain_code; |
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31 Word16 prev_gc; |
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32 Word16 gcode0_CN; |
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33 Word16 gain_code_old_CN; |
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34 Word16 gain_code_new_CN; |
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35 Word16 gain_code_muting_CN; |
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36 Word16 past_qua_en[4]; |
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37 Word16 pred[4]; |
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38 /* from dtx.c */ |
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39 Word16 rxdtx_ctrl; |
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40 Word32 L_pn_seed_rx; |
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41 Word16 rx_dtx_state; |
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42 Word16 rxdtx_aver_period; |
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43 Word16 rxdtx_N_elapsed; |
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44 Word16 prev_SID_frames_lost; |
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45 Word16 buf_p_rx; |
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46 Word16 lsf_old_rx[DTX_HANGOVER][M]; |
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47 Word16 gain_code_old_rx[4 * DTX_HANGOVER]; |
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48 /* from dec_lag6.c */ |
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49 Word16 old_T0; |
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50 /* from preemph.c */ |
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51 Word16 mem_pre; |
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52 /* from pstfilt2.c */ |
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53 Word16 res2[L_SUBFR]; |
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54 Word16 mem_syn_pst[M]; |
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55 /* our own addition */ |
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56 Word32 L_pn_seed_nodata; |
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57 }; |