FreeCalypso > hg > gsm-codec-lib
annotate libgsmfr2/pp_state.c @ 456:4c458145e793
PACKAGING: new guidelines
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 10 May 2024 07:35:36 +0000 |
parents | 573afa985df6 |
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libgsmfrp: implement internal state
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1 /* |
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2 * In this module we implement allocation and initialization |
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3 * of state structures for our GSM FR preprocessor. |
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4 */ |
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5 |
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libgsmfrp: implement comfort noise generation
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6 #include <stdint.h> |
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7 #include <stdlib.h> |
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8 #include <string.h> |
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libgsmfr2: start with API definition and port of libgsmfrp code
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9 #include "tw_gsmfr.h" |
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libgsmfr2: split pp_state.h from pp_internal.h
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10 #include "pp_state.h" |
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11 |
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12 struct gsmfr_preproc_state *gsmfr_preproc_create(void) |
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13 { |
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14 struct gsmfr_preproc_state *st; |
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15 |
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16 st = malloc(sizeof(struct gsmfr_preproc_state)); |
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17 if (st) |
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18 gsmfr_preproc_reset(st); |
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19 return st; |
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20 } |
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21 |
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22 void gsmfr_preproc_reset(struct gsmfr_preproc_state *st) |
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23 { |
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24 memset(st, 0, sizeof(struct gsmfr_preproc_state)); |
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25 st->cn_random_lfsr = PN_INITIAL_SEED; |
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26 } |