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Generate compador table only once when the application starts

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This commit is contained in:
Andreas Eversberg
2023-03-18 19:49:56 +01:00
parent bdecacc99e
commit 28a297f97d
8 changed files with 33 additions and 12 deletions
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3
src/cnetz/dsp.c
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@@ -76,6 +76,7 @@ const char *cnetz_dsp_mode_name(enum dsp_mode mode)
void dsp_init(void)
{
compandor_init();
}
static void dsp_init_ramp(cnetz_t *cnetz)
@@ -160,7 +161,7 @@ int dsp_init_sender(cnetz_t *cnetz, int measure_speed, double clock_speed[2], en
/* init compandor, according to C-Netz specs, attack and recovery time
* shall not exceed according to ITU G.162 */
init_compandor(&cnetz->cstate, 8000, 5.0, 22.5);
setup_compandor(&cnetz->cstate, 8000, 5.0, 22.5);
/* use duration of one bit to ramp level of last frame to current frame */
cnetz->offset_range = ceil(cnetz->fsk_bitduration);