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librtlsdr
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building up S+N reporting

development
David 2020-11-14 08:55:04 +10:30
parent 10ef497eb1
commit c3e944f7a4
1 changed files with 7 additions and 1 deletions
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8
src/rtl_fsk.c
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@ -377,7 +377,12 @@ static void rtlsdr_callback(unsigned char *buf, uint32_t len, void *ctx)
//fprintf(stderr,"bytes_out[0]: 0x%02x filter: 0x%02x\n", bytes_out[0], filter);
if (bytes_out[0] == filter)
rx_status &= ~FREEDV_RX_BITS;
}
}
if (rx_status & FREEDV_RX_BITS) {
float S,N;
freedv_get_fsk_S_and_N(freedv, &S, &N);
fprintf(stderr, "S: %f N: %f snr: %f\n", S, N, 10*log10(S/N));
}
}
}
@ -407,6 +412,7 @@ static void rtlsdr_callback(unsigned char *buf, uint32_t len, void *ctx)
else /* in this mode we only output bytes when available */
if (rx_status & FREEDV_RX_BITS)
fwrite(bytes_out, 1, nbytes, (FILE*)ctx); /* packed bytes */
}
}