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Adding more debug information

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Rafael Diniz 2026-02-01 01:17:30 +00:00
parent 698599d949
commit ee84656c7d
1 changed files with 29 additions and 4 deletions
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33
modem/modem.c
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@ -341,13 +341,38 @@ int receive_modulated_data(generic_modem_t *g_modem, uint8_t *bytes_out, size_t
// ALWAYS call freedv_rawdatarx - even when nin==0, it processes internal buffers
*nbytes_out = freedv_rawdatarx(freedv, bytes_out, demod_in);
// Check modem state and RX status
int sync = 0;
float snr_est = 0.0;
freedv_get_modem_stats(freedv, &sync, &snr_est);
int rx_status = freedv_get_rx_status(freedv);
// Debug: show RX status flags
// FREEDV_RX_SYNC = 0x1, FREEDV_RX_BITS = 0x2, FREEDV_RX_BIT_ERRORS = 0x4
static int sync_count = 0;
static int last_rx_status = 0;
if (rx_status != last_rx_status || (sync && sync_count % 50 == 0))
{
printf("[DEBUG RX STATUS] rx_status=0x%x (SYNC=%d BITS=%d BIT_ERRORS=%d) sync=%d snr=%.1f nbytes=%zu\n",
rx_status,
(rx_status & 0x1) ? 1 : 0, // FREEDV_RX_SYNC
(rx_status & 0x2) ? 1 : 0, // FREEDV_RX_BITS
(rx_status & 0x4) ? 1 : 0, // FREEDV_RX_BIT_ERRORS
sync, snr_est, *nbytes_out);
last_rx_status = rx_status;
}
if (sync)
sync_count++;
else
sync_count = 0;
if (*nbytes_out > 0)
{
frames_received++;
int sync = 0;
float snr_est = 0.0;
freedv_get_modem_stats(freedv, &sync, &snr_est);
printf("Received %d frames, SNR: %.2f dB, sync: %d\n", frames_received, snr_est, sync);
printf(">>> DECODED FRAME %d: %zu bytes, SNR: %.2f dB\n",
frames_received, *nbytes_out, snr_est);
}
return 0;