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comparison libgsmefr/codec.h @ 52:988fd7ff514f

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libgsmefr: add state pointers to ETSI function prototypes
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 25 Nov 2022 08:22:41 +0000
parents 36e1363ad885
children 1cc2968f883f
comparison
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51:722959d9410f 52:988fd7ff514f
1 void Init_Coder_12k2 (void); 1 void Init_Coder_12k2 (struct EFR_encoder_state *st);
2 2
3 void Coder_12k2 ( 3 void Coder_12k2 (
4 struct EFR_encoder_state *st,
4 Word16 ana[], /* output : Analysis parameters */ 5 Word16 ana[], /* output : Analysis parameters */
5 Word16 synth[] /* output : Local synthesis */ 6 Word16 synth[] /* output : Local synthesis */
6 ); 7 );
7 8
8 void Init_Decoder_12k2 (void); 9 void Init_Decoder_12k2 (struct EFR_decoder_state *st);
9 10
10 void Decoder_12k2 ( 11 void Decoder_12k2 (
12 struct EFR_decoder_state *st,
11 Word16 parm[], /* input : vector of synthesis parameters 13 Word16 parm[], /* input : vector of synthesis parameters
12 parm[0] = bad frame indicator (bfi) */ 14 parm[0] = bad frame indicator (bfi) */
13 Word16 synth[], /* output: synthesis speech */ 15 Word16 synth[], /* output: synthesis speech */
14 Word16 A_t[], /* output: decoded LP filter in 4 subframes */ 16 Word16 A_t[], /* output: decoded LP filter in 4 subframes */
15 Word16 TAF, 17 Word16 TAF,
16 Word16 SID_flag 18 Word16 SID_flag
17 ); 19 );
18 20
19 void Init_Post_Filter (void); 21 void Init_Post_Filter (struct EFR_decoder_state *st);
20 22
21 void Post_Filter ( 23 void Post_Filter (
24 struct EFR_decoder_state *st,
22 Word16 *syn, /* in/out: synthesis speech (postfiltered is output) */ 25 Word16 *syn, /* in/out: synthesis speech (postfiltered is output) */
23 Word16 *Az_4 /* input : interpolated LPC parameters in all subfr. */ 26 Word16 *Az_4 /* input : interpolated LPC parameters in all subfr. */
24 ); 27 );
25 28
26 void code_10i40_35bits ( 29 void code_10i40_35bits (
34 ); 37 );
35 void dec_10i40_35bits ( 38 void dec_10i40_35bits (
36 Word16 index[], /* (i) : index of 10 pulses (sign+position) */ 39 Word16 index[], /* (i) : index of 10 pulses (sign+position) */
37 Word16 cod[] /* (o) : algebraic (fixed) codebook excitation */ 40 Word16 cod[] /* (o) : algebraic (fixed) codebook excitation */
38 ); 41 );
42
39 Word16 Dec_lag6 ( /* output: return integer pitch lag */ 43 Word16 Dec_lag6 ( /* output: return integer pitch lag */
44 struct EFR_decoder_state *st,
40 Word16 index, /* input : received pitch index */ 45 Word16 index, /* input : received pitch index */
41 Word16 pit_min, /* input : minimum pitch lag */ 46 Word16 pit_min, /* input : minimum pitch lag */
42 Word16 pit_max, /* input : maximum pitch lag */ 47 Word16 pit_max, /* input : maximum pitch lag */
43 Word16 i_subfr, /* input : subframe flag */ 48 Word16 i_subfr, /* input : subframe flag */
44 Word16 L_frame_by2,/* input : speech frame size divided by 2 */ 49 Word16 L_frame_by2,/* input : speech frame size divided by 2 */
45 Word16 *T0_frac, /* output: fractional part of pitch lag */ 50 Word16 *T0_frac, /* output: fractional part of pitch lag */
46 Word16 bfi /* input : bad frame indicator */ 51 Word16 bfi /* input : bad frame indicator */
47 ); 52 );
48 Word16 d_gain_pitch ( /* out : quantized pitch gain */ 53 Word16 d_gain_pitch ( /* out : quantized pitch gain */
54 struct EFR_decoder_state *st,
49 Word16 index, /* in : index of quantization */ 55 Word16 index, /* in : index of quantization */
50 Word16 bfi, /* in : bad frame indicator (good = 0) */ 56 Word16 bfi, /* in : bad frame indicator (good = 0) */
51 Word16 state, /* in : state of the state machine */ 57 Word16 state, /* in : state of the state machine */
52 Word16 prev_bf, /* Previous bf */ 58 Word16 prev_bf, /* Previous bf */
53 Word16 rxdtx_ctrl 59 Word16 rxdtx_ctrl
54 60
55 ); 61 );
56 void d_gain_code ( 62 void d_gain_code (
63 struct EFR_decoder_state *st,
57 Word16 index, /* input : received quantization index */ 64 Word16 index, /* input : received quantization index */
58 Word16 code[], /* input : innovation codevector */ 65 Word16 code[], /* input : innovation codevector */
59 Word16 lcode, /* input : codevector length */ 66 Word16 lcode, /* input : codevector length */
60 Word16 *gain_code, /* output: decoded innovation gain */ 67 Word16 *gain_code, /* output: decoded innovation gain */
61 Word16 bfi, /* input : bad frame indicator */ 68 Word16 bfi, /* input : bad frame indicator */
65 Word16 i_subfr, 72 Word16 i_subfr,
66 Word16 rx_dtx_state 73 Word16 rx_dtx_state
67 74
68 ); 75 );
69 void D_plsf_5 ( 76 void D_plsf_5 (
77 struct EFR_decoder_state *st,
70 Word16 *indice, /* input : quantization indices of 5 submatrices */ 78 Word16 *indice, /* input : quantization indices of 5 submatrices */
71 Word16 *lsp1_q, /* output: quantized 1st LSP vector */ 79 Word16 *lsp1_q, /* output: quantized 1st LSP vector */
72 Word16 *lsp2_q, /* output: quantized 2nd LSP vector */ 80 Word16 *lsp2_q, /* output: quantized 2nd LSP vector */
73 Word16 bfi, /* input : bad frame indicator (set to 1 if a bad 81 Word16 bfi, /* input : bad frame indicator (set to 1 if a bad
74 frame is received) */ 82 frame is received) */
75 Word16 rxdtx_ctrl, 83 Word16 rxdtx_ctrl,
76 Word16 rx_dtx_state 84 Word16 rx_dtx_state
77 ); 85 );
86
78 Word16 Enc_lag6 ( /* output: Return index of encoding */ 87 Word16 Enc_lag6 ( /* output: Return index of encoding */
79 Word16 T0, /* input : Pitch delay */ 88 Word16 T0, /* input : Pitch delay */
80 Word16 *T0_frac, /* in/out: Fractional pitch delay */ 89 Word16 *T0_frac, /* in/out: Fractional pitch delay */
81 Word16 *T0_min, /* in/out: Minimum search delay */ 90 Word16 *T0_min, /* in/out: Minimum search delay */
82 Word16 *T0_max, /* in/out: Maximum search delay */ 91 Word16 *T0_max, /* in/out: Maximum search delay */
88 Word16 q_gain_pitch ( /* Return index of quantization */ 97 Word16 q_gain_pitch ( /* Return index of quantization */
89 Word16 *gain /* (i) : Pitch gain to quantize */ 98 Word16 *gain /* (i) : Pitch gain to quantize */
90 ); 99 );
91 100
92 Word16 q_gain_code ( /* Return quantization index */ 101 Word16 q_gain_code ( /* Return quantization index */
102 struct EFR_encoder_state *st,
93 Word16 code[], /* (i) : fixed codebook excitation */ 103 Word16 code[], /* (i) : fixed codebook excitation */
94 Word16 lcode, /* (i) : codevector size */ 104 Word16 lcode, /* (i) : codevector size */
95 Word16 *gain, /* (i/o) : quantized fixed codebook gain */ 105 Word16 *gain, /* (i/o) : quantized fixed codebook gain */
96 Word16 txdtx_ctrl, 106 Word16 txdtx_ctrl,
97 Word16 i_subfr 107 Word16 i_subfr
150 Word16 exc[], /* in/out: excitation buffer */ 160 Word16 exc[], /* in/out: excitation buffer */
151 Word16 T0, /* input : integer pitch lag */ 161 Word16 T0, /* input : integer pitch lag */
152 Word16 frac, /* input : fraction of lag */ 162 Word16 frac, /* input : fraction of lag */
153 Word16 L_subfr /* input : subframe size */ 163 Word16 L_subfr /* input : subframe size */
154 ); 164 );
165
155 void Q_plsf_5 ( 166 void Q_plsf_5 (
167 struct EFR_encoder_state *st,
156 Word16 *lsp1, /* input : 1st LSP vector */ 168 Word16 *lsp1, /* input : 1st LSP vector */
157 Word16 *lsp2, /* input : 2nd LSP vector */ 169 Word16 *lsp2, /* input : 2nd LSP vector */
158 Word16 *lsp1_q, /* output: quantized 1st LSP vector */ 170 Word16 *lsp1_q, /* output: quantized 1st LSP vector */
159 Word16 *lsp2_q, /* output: quantized 2nd LSP vector */ 171 Word16 *lsp2_q, /* output: quantized 2nd LSP vector */
160 Word16 *indice, /* output: quantization indices of 5 matrices */ 172 Word16 *indice, /* output: quantization indices of 5 matrices */