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Do dB ratio check BEFORE it's used

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This commit is contained in:
colt
2022-07-11 13:25:14 -05:00
parent 151b431c64
commit b47a808eaa
1 changed files with 2 additions and 2 deletions
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4
host/hackrf-tools/src/hackrf_transfer.c
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@ -1149,6 +1149,8 @@ int main(int argc, char** argv) {
// This is only an approximate measure, to assist getting receive levels right:
double full_scale_ratio = ((double)stream_amplitude_now / (byte_count_now ? byte_count_now : 1))/128;
double dB_full_scale_ratio = 10*log10(full_scale_ratio);
if (dB_full_scale_ratio > 1 || dB_full_scale_ratio == -INFINITY) // Guard against ridiculous reports
dB_full_scale_ratio = -0.0;
fprintf(stderr, "%4.1f MiB / %5.3f sec = %4.1f MiB/second, amplitude %3.1f dBfs",
(byte_count_now / 1e6f),
time_difference,
@ -1170,8 +1172,6 @@ int main(int argc, char** argv) {
} else {
fprintf(stderr, "\n");
}
if (dB_full_scale_ratio > 1 || dB_full_scale_ratio == -INFINITY) // Guard against ridiculous reports
dB_full_scale_ratio = -0.0;
}
time_start = time_now;