FreeCalypso > hg > vband-misc
view pcmu2efr/gen-efr.c @ 19:2bdcd2ed9a1c
pcmu2efr: generate AMR-EFR version
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 12 May 2024 00:56:42 +0000 |
parents | 528eef871e23 |
children | f4420403219a |
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/* * The code in this module takes linear_inputs[][] from gen160.c * and generates standard EFR-encoded frames. */ #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include <gsm_efr.h> extern uint16_t linear_inputs[160][160]; uint8_t standard_efr[160][31]; void generate_std_efr(void) { struct EFR_encoder_state *st; unsigned m; st = EFR_encoder_create(0); if (!st) { fprintf(stderr, "error: EFR_encoder_create() failed\n"); exit(1); } for (m = 0; m < 160; m++) { EFR_encoder_reset(st, 0); EFR_encode_frame(st, (const int16_t *) linear_inputs[m], standard_efr[m], (int *) 0, (int *) 0); } free(st); }