FreeCalypso > hg > gsm-codec-lib

annotate libgsmefr/enc_create.c @ 107:41f1ae68d253

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amr2efr & efr2amr cosmetic: cleaner approach to bit reshuffling
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 27 Nov 2022 21:02:07 +0000
parents 722959d9410f
children 23656d874524
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3cd5ad24b1d4 libgsmfrp: implement internal state
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1 /*
3cd5ad24b1d4 libgsmfrp: implement internal state
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2 * In this module we implement allocation and initialization
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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3 * of state structures for our GSM EFR encoder.
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3cd5ad24b1d4 libgsmfrp: implement internal state
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4 */
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3cd5ad24b1d4 libgsmfrp: implement internal state
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6 #include <stdlib.h>
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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7 #include "gsm_efr.h"
722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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8 #include "typedef.h"
722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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9 #include "cnst.h"
722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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10 #include "enc_state.h"
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3cd5ad24b1d4 libgsmfrp: implement internal state
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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12 struct EFR_encoder_state *EFR_encoder_create(int dtx)
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3cd5ad24b1d4 libgsmfrp: implement internal state
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13 {
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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14 struct EFR_encoder_state *st;
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3cd5ad24b1d4 libgsmfrp: implement internal state
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
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16 st = malloc(sizeof(struct EFR_encoder_state));
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3cd5ad24b1d4 libgsmfrp: implement internal state
Mychaela Falconia <falcon@freecalypso.org>
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17 if (st)
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722959d9410f libgsmefr: implement EFR_{en,de}coder_create() functions
Mychaela Falconia <falcon@freecalypso.org>
parents: 4
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18 EFR_encoder_reset(st, dtx);
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3cd5ad24b1d4 libgsmfrp: implement internal state
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19 return st;
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20 }